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TRANSCRIPT
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BioCNG
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA
India is urbanizing rapidly with 31.6% of popula�on staying in urban areas as per Census 2011 data. This rapid urbaniza�on
has led to mul�ple urban management issues including waste management. As per India’s Second Biennial Update Report
to UNFCCC in 2018, Methane from solid waste disposal was 717 Gg. Thus, reducing the emissions from the waste sector
would be a significant step in achieving the NDC targets of India.
GGGI, through its mandate to promote green growth, had undertaken a dips�ck study in 2018 in three municipali�es of
Bhopal, Ghaziabad and Bengaluru to map and understand the solu�ons around organic wet waste management. Based on
the outcomes of the study followed by delibera�ons in the na�onal workshop, Compressed Biogas (CBG) also called as
BioCNG came out as the most promising op�on for managing organic wet waste in Municipali�es. In line with GGGI’s
‘Green Growth Strategy for Karnataka’ document, a detailed analysis was carried out for Bengaluru to commercialize the
CBG/BioCNG within the parameters of exis�ng regulatory, financial and technology op�ons.
I thank Royal Danish Embassy in India for their support for the study. This summary report captures the methodology,
mapping of exis�ng facili�es, financing op�ons, technology solu�ons and regulatory framework and suggests a way
forward for rolling out the BioCNG commercially in Bengaluru.
I am sure that the case of Banagaluru is replicable in mul�ple ci�es in Karnataka and in almost all the ci�es where City Gas
Distribu�on (CGD) network is proposed in India. The study clearly supports the case for a na�onwide rollout of
CBG/BioCNG based on organic wet waste in the smart ci�es as well as other municipali�es where CGD network is
proposed.
Shantanu Gotmare,
India Country Representa�ve, GGGI
Preface
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA01
1. Introduc�on. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 04
Prelude . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 04
Objec�ve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05
Context . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05
2. Assessment study. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06
Overview of fruit and vegetable market waste . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06
Overview of the waste supply chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06
Overview of the exis�ng compost plants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06
Overview of the exis�ng biogas plants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 07
Overview of the exis�ng sewage plants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08
Overview of the exis�ng landfills . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08
Overview of the exis�ng leaf-li�er processing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09
Overview of the exis�ng organic waste converter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09
Market assessment of products and by-products. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09
Ra�onale for commercializing CBG from waste in Bengaluru . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Landscape: Acts, Policies, Regula�ons, and Programs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3. Investment plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Project profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Proposed business models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Poten�al markets and loca�on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Assessment of technology op�ons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Review of financing op�ons. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Project implementa�on schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Financing analysis. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
4. Way forward . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Assistance required from BBMP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Selec�on of private investor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
In summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Opportuni�es and scalability of the program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Table of Contents
Figure 1. Recommenda�on of the dips�ck study . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 04
Figure 2. Physical composi�on of MSW (Source:BBMP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05
Figure 3: Select fruit and vegetable markets in BBMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06
Figure 4: Supply chain for waste management. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06
Figure 5: Exis�ng BBMP compost plants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 07
Figure 6: Exis�ng opera�onal biogas plants by BBMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 07
Figure 7: Exis�ng non-opera�onal biogas plants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08
Figure 8: List of landfills set up by KRIDL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08
Figure 9: List of leaf li�er processing units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09
List of Figures
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA02
Figure 10: List of organic waste converters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09
Figure 11. Comparison of calorific values of different fuels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 12: Overview of products and by-products in a biogas plant. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 13: Ra�onale for CBG as the main product . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 14: State-wise installed CBG capacity and plants as on Feb 2018 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 15: Applica�ons of CBG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 16: Planned CGD layout for Bengaluru city . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 17. Share of vehicles registered in Bengaluru (numbers in lakhs), as on FY17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Figure 18: Various applica�ons and usages of carbon dioxide in the industry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 19: Physical composi�on of feedstock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Figure 20: Select key ini�a�ves under SBM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 21. Business proposi�on and value created. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 22. Possible Structure for the proposed project.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 23: Stakeholders in a PPP transac�on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 24. Detailed risk-sharing mechanism for the DBFOT PPP model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 25: Financial parameters for evalua�on of business models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 26: Procurement process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 27: Key benefits of CBG projects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Table 1: List of sewage plants set up by BWSSB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08
Table 2: Comparison of biogas and CBG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Table 3: BIS specifica�on for compressed biogas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Table 4. Comparison of vehicle emissions (g/km) from various fuels. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Table 5. PNG demand from households in Bengaluru (realis�c scenario). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Table 6: Produc�on details of organic fer�lizer in Karnataka during FY17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Table 7. Plant overview (30 TPD Mahindra CBG plant). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Table 8: Indica�ve list of permits and licenses for se�ng up the Project in Karnataka . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table 9: GST rates applicable to biogas plants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table 10: Evalua�on matrix for sugges�ng an ownership model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Table 11: Type of concessions in PPP transac�on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Table 12: Exis�ng financing op�ons for Biogas in India . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Table 13: Summary of NAMA fund (VI Call) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Table 14. Project implementa�on schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Table 15. Top 10 ci�es of India ranked by waste genera�on. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
List of Tables
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA03
1. APMC Agricultural Products Marke�ng Commi�ee
2. BBMP Bruhat Bengaluru Mahanagara Palike
3. BOOT Build-Own-Operate-Transfer
4. BOT Build-Operate-Transfer
5. BWSSB Bengaluru Water Supply and Sewage Board
6. CBG Compressed Biogas
7. CFA Central Financial Assistance
8. CGD City Gas Distribu�on
9. CISS Capital Investment Subsidy Scheme
10. CNG Compressed Natural Gas
11. CPCB Central Pollu�on Control Board
12. DBFO Design-Build-Finance-Operate
13. DBFOO Design-Build-Finance-Own-Operate
14. DBFOOT Design-Build-Finance-Own-Operate-Transfer
15. DBFOT Design-Build-Finance-Operate-Transfer
16. DSCR Debt Service Coverage Ra�o
17. EIR Equity IRR
18. EOR Enhanced Oil Recovery
19. FDI Foreign Direct Investment
20. GAIL Gas Authority of India Limited
21. GBMA Greater Bengaluru Metropolitan Area
22. GGGI Global Green Growth Ins�tute
23. GOBAR-DHAN Galvanizing Organic Bio-Agro Resources Dhan
24. GST Goods & Services Tax
25. HOPCOMS Hor�cultural Producers' Coopera�ve Marke�ng and Processing Society
26. HRD High Rate Digester
27. IMC Indore Municipal Corpora�on
28. IOCL Indian Oil Corpora�on Ltd.
29. KCDC Karnataka Compost Development Corpora�on
30. KRIDL Karnataka Rural Infrastructure Development Limited
31. LPG Liquefied Petroleum Gas
32. MMT Million Metric Tonnes
33. MNRE Ministry of New and Renewable Energy
34. MoEF&CC Ministry of Environment, Forests & Climate Change
35. MSW Municipal Solid Wastes
36. NAP Na�onal Ac�on Plan
37. NGT Na�onal Green Tribunal
38. NPOF Na�onal Programme for Organic Farming
39. NPV Net Present Value
40. OWC Organic Waste Converters
41. PESO Petroleum and Explosives Safety Organisa�on
42. PIRR Project Internal Rate of Return
43. PPP Public Private Partnerships
44. PSA Pressure Swing Adsorp�on
45. RMC Regulated Marke�ng Commi�ees
46. RNG Renewable Natural Gas
47. SATAT Sustainable Alterna�ve Towards Affordable Transporta�on
48. SBM Swacch Bharat Mission
49. SCADA Supervisory Control and Data Acquisi�on
50. SPV Special Purpose Vehicle
51. TPD Tonnes per Day
52. UASB Upflow Aerobic Sludge Blanket
53. ULB Urban Local Bodies
List of Abbrevia�ons
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA04
Introduc�on
As per India’s Second Biennial Update Report to
UNFCCC in 2018, the waste sector contributed to 3% of
total GHG emissions in India. Methane from solid waste 1disposal was 717 Gg .The waste sector was dominated
by emissions from wastewater handling and solid waste
disposal. The quan�ty and composi�on of emission
mainly depends on the quan�ty of organic waste and
method of solid waste disposal. Indiscriminate disposal
of waste without treatment (segrega�on of organic
frac�on and genera�ng either energy or compost)
produces GHGs, thus contribu�ng to global warming.
Methane is produced during the anaerobic degrada�on
or breakdown of organic waste or carbon dioxide during
aerobic degrada�on or burning of waste. Thus reducing
the emissions from the waste sector could contribute in
achieving the NDC targets of India.
India is the second largest producer of fruits and 2vegetables . However, post-harvest losses in India stand
3at 40% , which is very high primarily because of low shelf
life and poor cold chain infrastructure. On a whole, more
than 600 millionmetric tonnes (MMT) of agricultural 4wastes are generated every year in the country ; most of
which goes as waste. On the other hand, India relies 5more than 80% on imports to meet its energy demand . A
solu�on that can address these twin problems of organic
waste and high energy import to provide alternate
source of the clean fuel is therefore highly desirable.
Prelude
G l o b a l G re e n G ro w t h I n s � t u t e (G G G I ) , a n
intergovernmental organiza�on of 30+ member
countries, was established in 2012 with an objec�ve of
promo�ng sustainable development for developing
1. h�ps://unfccc.int/sites/default/files/resource/INDIA%20SECON
D%20BUR%20High%20Res.pdf
2. h�p://pib.nic.in/newsite/PrintRelease.aspx?relid=174412
3. planningcommission.nic.in/reports/sereport/ser/stdy_esthor�.doc
4. Asokan P. Applica�on of coal combus�on residues for hazardous
waste management. Third Annual PhD, progress report. Indian
Ins�tute of Technology, Bombay, India. 2004
5. h�ps://www.reuters.com/ar�cle/us-india-oil-exclusive/exclusive-
indian-refiners-may-reduce-oil-imports-as-crude-prices-soar-
rupee-struggles-idUSKCN1M408G
countries including the least developed countries. GGGI
is dedicated to suppor�ng the crea�on and diffusion of
the model of economic growth known as "green growth",
a growth model that integrates economic growth,
environmental sustainability, poverty reduc�on, and
social inclusion. GGGI, following the mandate of
suppor�ng green growth ini�a�ves in India, along with
the integra�on of environmental sustainability with
economic and social development, is working to advance
climate resilience for sustained livelihoods.
GGGI, with financial grant assistance from the Royal
Danish Embassy, conducted a s tudy on the
commercializa�on of biogas produc�on u�lizing the
waste generated from fruit and vegetable markets in
municipal areas. A dips�ck study was first conducted
across Bhopal, Ghaziabad, and Bengaluru Municipali�es.
Following the dips�ck study, GGGI had conducted a
stakeholders’ consulta�on workshop at New Delhi in
January 2019 that had seen par�cipa�on from
Government, private investors, research ins�tu�ons,
interna�onal scien�sts, financing ins�tu�ons, etc. The
dips�ck study took a stock of the exis�ng waste
genera�on, segrega�on, use and disposal in the selected
ci�es. It also did a preliminary analysis on the value
proposi�on for the use of waste in the best possible
manner in exis�ng regulatory scenario. Based on the
analysis, field visitsand discussions in the workshop,
Compressed Biogas (CBG), also called as BioCNG, was
Figure 1. Recommenda�on of the dips�ck study
Classifica�on of Compressed Biogas (CBG) plants under agricultural industries
Avail Government benefits reserved for agricultural industries
Development of protocols/ standards for organic fer�lizers/ manure
Inclusion of CBG under priority sector lending of banks
Establishment of a single window clearance system
Policy support and marke�ng of by-products
Improvement in data collec�on and repor�ng for waste disposal
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Ÿ To present the issues and gaps, which must be taken into
considera�on by public authori�es, investors and private
agencies that want to produce biogas from vegetable waste
at the municipality level,
Ÿ To arrive at adetailed investment plan integra�ng op�ons for
ac�on based on the inputs from the dips�ck study and report
of stakeholders’ workshop held in January 2019, and
Ÿ To iden�fy and present the areas for bilateral coopera�on/
interven�ons in the area of waste to energy with a special
focus on interna�onal markets.
found to be the best value-for-money proposi�on. In the
workshop, it was decided to further assess the
opportunity and prepare an investment plan for
u�lizing the waste generated from fruit and vegetable
markets. From the outcome of the dips�ck study,
Bengaluru emerged as the most preferred city fora
business case through a detailed assessment study and
investment plan for CBG/BioCNG from the vegetable
market waste.
Objec�ve
The study aims to prepare the business case for the
commercializa�on of biogas produc�on u�lizing the
waste generated from fruit and vegetable markets
under the jurisdic�on of Bruhat Bengaluru Mahanagara
Palike (BBMP). The objec�ves of the study are as
follows:
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA05
Why CBG/BioCNG?
Historically, biogas has mainly been used for cooking in rural
areas. Biogas as a fuel has been promoted in India for the last 3-4
decades, with almost 5 million family-type biogas plants based
on ca�le dung deployed in rural areas. Biogas was used for
ligh�ng, genera�ng electricity and fueling of pump sets for
irriga�on. However, grid-quality electricity genera�on from
biogas became unviable due to high cost compared to other
forms of energy like solar and wind.
Over the years, the poten�al to generate BioCNG by enriching
biogas was recognized and produc�on units were set up at an
industrial scale, using organic waste from domes�c and
industrial sources. A�er successfully developing and
demonsta�ng a high rate bio-methana�on with upgraded
technology at scale, BioCNG derived from biogas has proven to
be commercially viable.
Figure 2: Physical composi�on of MSW (Source: BBMP)
Context
In 2014, the Central Pollu�on Control Board (CPCB)
came up with a Na�onal Ac�on Plan (NAP) subsequent
to Na�onal Green Tribunal (NGT) order. The NAP
mandates all states and union territories to have
individual plans at their administerial levels and
recommends preven�on, minimiza�on, u�liza�on,
recycling and processing of waste along with waste-to-
energy ini�a�ves. As per the study conducted by
Ministry of Environment, Forest and Climate Change
(MoEF&CC) in 2016, the annual Municipal Solid Waste
(MSW) genera�on from urban areas in India is es�mated
to touch about 165 MMT by 2031 and about 436 MMT
by 2050.
The megaci�es have seen an increasing trend in the solid
waste footprint over the years in propor�on to the rising
trend of urbaniza�on. The Urban Local Bodies (ULBs) will
find it extremely challenging to treat this waste due to
limited land availability and low technology penetra�on
for scien�fic waste management.
In Bengaluru, BBMP is the administra�ve body for the
Greater Bengaluru Metropolitan Area (GBMA), spread
across ~800 square Kms. Geographically, BBMP’s area is
classified into 08 zones, 29 divisions, 60 sub-divisions,
and 198 wards. At present, BBMP area generates around 66,000 tonnes per day (TPD) of MSW and BBMP is
responsible for collec�ng, transpor�ng, processing and
disposing this waste. The fruit and vegetable market
waste, classified as ‘Ins�tu�onal waste’, has an annual
es�mated genera�on of 1,800 TPD. This study considers
just 5%~6% of this poten�al. The remaining may be
addressed in a phased manner.
5 h�ps://www.thenewsminute.com
Vegetable 30%
Organic23%
Plas�c12%
Paper9%
Grass/leaves/wood5%
Other21%
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA06
Based on the availability of the waste of about 200 TPD,
project capacity up to 50% of the available waste,i.e. 100
TPD was considered. This will help to mi�gate the risks
associated with quan�ty fluctua�ons of wastes on a daily
basis.
Figure 3: Select fruit and vegetable markets in BBMP
2. Assessment study
The assessment study is a combina�on of primary and
secondary study to understand the as-is scenario.
Overview of fruit and vegetable market
waste
Broadly, Government of Karnataka (GoK) manages the
fruit and vegetable markets through municipali�es,
Agriculture Produce Marke�ng Commi�ees (APMCs),
Regulated Marke�ng Commi�ees (RMCs)and
Hor�cultural Producers' Coopera�ve Marke�ng and
Processing Socie�es (HOPCOMS). The study covers 16
select large fruit and vegetable markets owned by BBMP,
APMC, and RMC, under the jurisdic�on of BBMP. Figure
3 gives an overview of waste genera�on in 07 such fruit
and vegetable markets having waste genera�on more
than 10 TPD. The ra�onale for selec�on of markets
having more than 10 TPD is to ensure full u�liza�on of
the compactors that can carry up to 8 – 10 TPD of waste
per trip.
BBMP area
Cluster 1(100 TPD)
Cluster 2(60 TPD)
Cluster 3(40 TPD)
KR market(60 TPD)
More market(30 TPD)
Madiwala market(25 TPD)
Kalasipalyammarket
(20 TPD)
Russel & Nalamarket
(30 TPD)
BanashankariMarket
(15 TPD)
BinnypetMarket
(20 TPD)
Overview of the waste supply chain
The supply chain for waste management includes the
(a) collec�on (b) compac�on and transporta�on and
(c) u�liza�on described in Figure 4.
There is a possibility to u�lize the current supply chain of
collec�on, compac�on, and transporta�on of waste with minor
modifica�on in the source-to-des�na�on mapping. In this
regard, BBMP may need to come up with a new source-to-
des�na�on mapping from the poten�al markets to the poten�al
project loca�on to ensure a steady supply of 100 TPD waste
from fruit and vegetable markets. This might require certain
modifica�ons in the contracts for the contractors handling such
waste.
Figure 4: Supply chain for waste management
Source: BBMP, based on discussions
Ÿ BBMP, APMC, RMC, HOPCOMS -
storing of waste by fruit and
vegetable sellers adjacent to their
own premises.
Ÿ Pourakarmikas / sanita�on workers
collect and transfer to the primary /
secondary transfer sta�ons, as per
the instruc�ons.
Collec�on of waste
Compac�on and Transporta�on
of waste
U�liza�on of waste
Ÿ Wastes are transferred mostly to
the 07 compost plants set up by
BBMP or to the landfill areas (in
case of rejected waste) or any other
areas for its u�liza�on.
Ÿ BBMP or private contractors appointed by BBMP/ APMC/ RMC and HOPCOMS (as applicable) are responsible for compac�on and transporta�on of waste to the secondary transfer sta�ons or des�na�on for its u�lizas�on, as per the instruc�ons.
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA07
Overview of the exis�ng compost plants
BBMP has invested inse�ng up 07 compost plants,
with total processing capaci�es for 2,300 TPD.
Although all the compost plants are opera�onal,
their designed capacity u�liza�on is very low. At
present, the wastes generated from fruit and
vegetable market reaches directly at the compost
plant or landfill areas (in case of rejected waste) or
for any other use, as per the instruc�ons from
BBMP.
U�liza�on of fruit and vegetable market waste can be
maximized, in terms of its economic value, if such wastes are
u�lized for the produc�on of CBG/BioCNG, instead of
compost or landfill or any other use as is being done currently.
In this regard, BBMP may think of u�lizing the waste from
fruits and vegetable markets for the produc�on of
CBG/BioCNG in order to maximize the economic value of
such waste.
Figure 5: Exis�ng BBMP compost plants
Source: BBMP, based on discussions
Co
mp
ost
pla
nts
set
up
by B
BM
P
LingadheeranahalliCapacity : 200 TPD
DoddabidarakalluCapacity : 200 TPD
KannahaliCapacity : 500 TPD
SeegahalliCapacity : 200 TPD
SubbarayanapalyaCapacity : 200 TPD
ChikkanagamangalaCapacity : 500 TPD
KCDC, KudluCapacity : 500 TPD
Land : 11 acresZone : East
Land : 09 acreaZone : Dasarahalli &
Yelahanka
Land : 23.75 acresZone: West
Land : 07 acresZone : RR Nagar
Land : 09.34 acresZone : Mahadevpura
Land : 15.30 acresZone : South
Land : 30 acresZone : Bommanahalli
Overview of the exis�ng biogas plants
BBMP has invested in se�ng up 13 biogas plants, each
having a capacity of 05 TPD which are used for street
ligh�ng.As per BBMP, the capital investment is about
INR 50 million and current O&M expenses of such plants
is about INR 1.80million per annum.
Figure 6: Exis�ng opera�onal biogas plants by BBMP
Source: BBMP, based on discussions
Bio
ga
s p
lan
ts s
et
up
by
BB
MP
(O
pe
ra�
on
al)
Kuvempu NagarInstalled Capacity: 05 TPD
Opera�ng Capacity: 4.5 TPD
O&M Contr.: Mailhem Engineers Pvt. Ltd.
Ward no.: 11
O&M Contr.: BBMP
Ward no.: 151
O&M Contr.: BBMP
Ward no.: 167
KoramangalaInstalled Capacity: 05 TPD
Opera�ng Capacity: 3.75 TPD
Jayanagara, LR ParkInstalled Capacity: 05 TPD
Opera�ng Capacity: 2.5 TPD
Three biogas plants are opera�ng at lower capaci�es vis-
à-vis their designed capaci�es (Figure 6). During this
study, the team visited the 05 TPD biogas plant at
Kuvempu Nagar. For comparison, visit was also carried to
the 30 TPD CBG plant set up by M/s. Mahindra and
Indore Municipal Corpora�on (IMC) of Madhya Pradesh.
10 out of 13 biogas plants set up by BBMP are not
func�oning at all, due to non-renewal of O&M
agreement and other opera�onal challenges. For the
revival of non-func�oning biogas plants, BBMP may
consider the following approach:
Ÿ Diagnos�c analysis to understand the issues related
to non-opera�on of the biogas plants including but
not limited to the status of availability of quan�ty &
quality of feedstock, the requirement for any
technological advancements, local challenges, rights
of way issues, other opera�onal challenges, etc.
Ÿ Revival strategy through quality feedstock
availability, contrac�ng out the O&M to private
operator through compe��ve bidding, �mely
payment to the O&M contractor and technological
advancement, if necessary.
Ÿ In case the revival is not found feasible, rehabilita�on
strategy through alternate use of land, sale of plant
and machinery, etc.
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The biogas plants of BBMP are underu�l ized and
currently the electricity generated is used for street
ligh�ng purpose. The economic value of certain by-
products v i z . CO and organ ic fe r� l i ze r a re not 2
commercialized. In addi�on, the economic value of
biogas can be doubled, if u�lized for the produc�on of
CBG in lieu of electricity genera�on. In this regard,
BBMP may look for a new business model along with a
suitable risk-sharing framework.
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA08
Figure 7: Exis�ng non-opera�onal biogas plants
Source: BBMP, based on discussions
Bio
gas
pla
nts
(No
n-O
pera
tio
nal)
1. Ma�kere
Capacity: 05 TPD
O&M Contr.: Mailhem Engineers Pvt. Ltd.
Ward no.: 35
2. Gandhi Nagar
Capacity: 05 TPD
O&M Contr.: Mailhem Engineers Pvt. Ltd.
Ward no.: 94
3. K.R. Market
Capacity: 05 TPD
O&M Contr.: Ashoka-Biogreen Pvt. Ltd.
Ward no.: 139
4. Nagapura
Capacity: 05 TPD
O&M Contr.: Ashoka-Biogreen Pvt. Ltd.
Ward no.: 67
5. Begur, Gundutopu
Capacity: 05 TPD
O&M Contr.: Ashoka-Biogreen Pvt. Ltd.
Ward no.: 192
6. KCDC, Kudlu
Capacity: 05 TPD
O&M Contr.: Ashoka-Biogreen Pvt. Ltd.
Ward no.: 191
7. Domlur, Old airport
Capacity: 05 TPD
O&M Contr.: Ashoka-Biogreen Pvt. Ltd.
Ward no.: 112
8. Jayanagar
Capacity: 05 TPD
O&M Contr.: Ashoka-Biogreen Pvt. Ltd.
Ward no.: 168
9. Lingadeeranahalli
Capacity: 05 TPD
O&M Contr.: Ashoka-Biogreen Pvt. Ltd.
Ward no.: 198
10. Pana�ur, Varthur
Capacity: 05 TPD
O&M Contr.: Ashoka-Biogreen Pvt. Ltd.
Ward no.: 149
Overview of the exis�ng sewage plants
Bengaluru generates about 1,400 MLD wastewater and
Bengaluru Water Supply and Sewerage Board (BWSSB)
has invested in 14sewage plants, totaling a capacity of
721 MLD.
Overview of the exis�ng landfills
BBMP has iden�fied 03 abandoned quarries with a total
capacity of 1460 TPD, which are currently designated as
sanitary landfills. The landfill is planned to receive only
the following types of wastes –
Ÿ Mixed waste not found suitable for waste processing,
Ÿ Pre-processing and post-processing rejects from
waste processing sites, and
Ÿ Non-hazardous waste not being processed or
recycled.
Figure 8: List of landfills set up by KRIDL
The project is expected to receive all segregated waste from the
fruit and vegetable markets. The waste that cannot be u�lized in
the Project may be transferred to the above landfills or any other
landfill iden�fied from �me to �me.
The Project may re-u�lize the slurry, generated on a daily basis,
by mixing it with the input feedstock. Any excess slurry may be
transferred to the nearest sewage plants for wastewater
treatment.
Alterna�vely, in case of any shor�all in the input feedstock for
the project at any given day, the feedstock from the nearest
sewage plants (if in excess or as required) may be diverted to the
project for its u�liza�on.
SI. No. Sewage plant Capacity (MLD)
1 Vrishabhavathi Valley 180
2 K&C Valley 248
3 Hebbal Valley 60
4 Madiwala 04
5 Kempambudhi 01
6 Yelahanka 10
7 Mylasandra 75
8 Nagasandra 20
9 Jakkur 10
10 K. R. Puram 20
11 Kadabeesanahalli 50
12 Rajacanal 40
13 Cubbon Park 1.5
14 Lalbagh 1.5
Grand Total 721
Source: BWSSB
La
nd
fills
se
t u
p b
y K
RID
L
1. Bagalur village Capacity: 380 TPD
2. Mitaganahalli, Bidarahalli hobli
Capacity: 700 TPD
3. Bellahali village Capacity: 380 TPD
Table 1: List of sewage plants set up by BWSSB
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA09
Overview of the exis�ng leaf-li�er
processing unit
Leaf li�er is a large component of the waste retrieved
through street sweeping. With dense foliage along
several roads, this is es�mated to be a large propor�on of
street sweeping waste, especially in autumn and fall-
winter seasons. At present, BBMP has 04 units of varied
scales in the city.
Figure 9: List of leaf li�er processing units
Source: BBMP
The aim is to process the dry leaf li�er and garden waste
generated locally at a point in the neighborhood/ ward. This
waste has the poten�al to be converted into high-quality
compost that can be sold as manure.
Overview of the exis�ng organic waste
converter
As per BBMP, the city has 07 Organic Waste
Converters (OWC) and the tank-compos�ng unit,
which predominantly take the market waste and
waste from small hotels and restaurants for its
u�liza�on.
Le
af li
�e
r p
roce
ssin
g u
nit
s se
t u
p b
y
BB
MP
1. DECORA (Residents Associa�on), Defence
colonyEast zone
2. RWA, Koramangala 3rd
blockSouth zone
3. BBMP, Yediyur Lake park
South zone
4. BBMP, Jayanagara South zone
Figure 10: List of organic waste converters
Source: BBMP
OWC plants work on the principle of aerobic microbial
decomposi�on of wet/ organic waste into compost. This
biomechanical process produces a homogeneous odour free
output.
Lis
t o
f o
rga
nic
wa
ste
co
nv
ert
ers
1. Hasiru Dala, Malleshwaram
West zone
2. SAAHAS, Koramangala
South zone
3. BBMP, near ASP college
South zone
4. BBMP, near SSM school colony
South zone
5. Aruna Green Ventures Pvt. Ltd., Kalidasa layout
South zone
6. BBMP, Jayanagara South zone
7. SAAHAS, Doddanekundi
Mahadevapura zone
Market assessment of products and
by-products
Overview of biogas
The biogas technology is based on anaerobic
diges�on to convert organic wastes into usable
energy in the form of gaseous fuel. The gas thus
produced is a neat, combus�ble and pollu�on-free
fuel. The biogas produced as a result of anaerobic
diges�on mainly consists of Methane (CH ) and 4
Carbon Dioxide (CO ), with small quan��es of 2
Hydrogen Sulfide (H S), Ammonia and moisture. CH 2 4
content in the biogas is combus�ble and its calorific
value is equivalent to Compressed Natural Gas
(CNG), and thus can replace CNG use in automobile,
power genera�on, hea�ng, and other commercial
purposes. H S and Ammonia also have applica�ons 2
in industrial usage.
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA10
Table 2: Comparison of biogas and CBG
Sl. No Composi�on Biogas CBG
1 Methane 55% – 65% >90%
2 Carbon dioxide 30% – 40% <4%
3 Hydrogen sulfide 0.1 – 4% <16 ppm
4 Ammonia 0.1% ~0%
5 Nitrogen 3% <0.5%
6 Oxygen 0.1 – 2% <0.5%
7 Moisture 1 – 2% ~0%
Source: Praj Industries
The CH content of biogas is in the range of 55% – 4
65%. This provides a calorific value high enough to
find use in many industrial applica�ons.
Figure 11. Comparison of calorific
values of different fuels
The process of removal or extrac�on of the impuri�es
from biogas is known as purifica�on. Removal of all
impuri�es in the biogas par�cularly CO , H S and 2 2
ammonia would result in percentage increase in the
content of CH that enhances the quality of biogas 4
resul�ng in higher calorific value. A�er purifica�on, the
gas is compressed with the help of a compression system
to use in applica�ons for the automobile, gas, power
industries, etc. The purified and compressed biogas has
calorific values equivalent to natural gas and termed as
CBG.
Ra�onale for commercializing CBG from
waste in Bengaluru
Exis�ng technology op�ons give a poten�al to
produce nearly 3.8 TPD of CBG from 100 TPD
Figure 12: Overview of products and
by-products in a biogas plant
Products By-products
Biogas
CBG
Domes�c
Commercial
Automo�ve
Industrial
Electricity Heat
Carbon dioxide
Solid
Liquid
Gas
Digestate
Organic fer�lizer
Wastewater treatment
Compost
Soil amendment
Fiber
Fuel Brique�es /
Pellets
Livestock bedding etc.
5,500
9,350 9,600
25,350
10,000
20,000
30,000
Cal
ori
fic
Val
ue
(K
cal p
er
cub
ic m
ete
r)
Biogas Natural Gas
CBG LiquefiedPetroleum
Gas
vegetable and fruit waste generated at various
markets in Bengaluru (as indicated in Figure 3). High
O&M cost and small size of exis�ng 13 biogas plants
also indicate a need for opera�onal efficiency
through scale-up of the organic waste processing
facili�es to a commercially viable level. Addi�onally,
compost is found to be sub-op�mal u�liza�on of
organic wet waste due to its high moisture content
and low organic solid content.
Considering above factors, an alterna�ve approach
is proposed for se�ng up at least 100 TPD of
organic wet waste processing unit from wholesale
vegetable and fruit mandis to CBG/BioCNG. The
whole range of products as well as by-products is
detailed below.
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA11
CBG/BioCNG
With the Na�onal Policy on Biofuels - 2018 in place, the
much-needed fillip from Government of India (GoI) can be
witnessed. Public awareness of using clean fuels vis-à-vis
its benefits and cost efficiency has increased in recent
�mes. In addi�on, the Galvanizing Organic Bio-Agro
Resources Dhan (GOBAR-DHAN) scheme proposes to
cover 700 projects in the country to convert ca�le dung
and solid waste in farms to CBG and compost.
CBG/BioCNG is the purified form of biogas a�er removal
of all impuri�es including but not limited to CO , H S, and 2 2
Ammonia. It contains more than 90% pure CH and is 4
similar to the commercially available CNG in terms
chemical composi�on but with higher energy poten�al
(Figure 11). In terms of chemical composi�on, CNG and
CBG are similar, except that CNG contains higher
alkanes. In addi�on, CBG favorably compares with
Liquefied Petroleum Gas (LPG). In general, CBG/BioCNG
has the poten�al to directly replace CNG and LPG.
CBG/BioCNG is also called Renewable Natural Gas
(RNG) as it is a renewable source of energy produced
from biomass and is rela�vely free from CO . 2
CBG/BioCNG in India
As of Feb 2018, there are about 17 CBG plants
opera�onal in India, with an aggregate capacity of about
46,178 Kg per day. More than 96% of the exis�ng CBG
plants are located in the western and northern regions of
India. Such plants are located across 09 states, of which
Maharashtra has the largest capacity as well as the
highest number of CBG plants.
In July 2016, the Ministry of New and Renewable Energy
(MNRE) launched a program on energy from urban,
industrial and agricultural wastes/ residues, which aims to
promote se�ng up of projects for recovery of energy in the
form of biogas or CBG or enriched biogas from urban,
industrial, and agricultural wastes. MNRE provides central
financial assistance (CFA) of INR 40Million per 4,800 kg of
CBG per day generated from 12,000 cubic meters of biogas
per day, with a limita�on of maximum CFA at INR 100
Million per project.
Figure 14: State-wise installed
CBG capacity and plants as on Feb 2018
-
1
2
3
4
5
6
MH GJ UK RJ HR Others
No
of
CB
G p
lan
ts
2,000
Capacity (kg per day)16,659
12,538
5,460 4,024
2,050
5,447
5
2
13
2
4
kg
pe
r d
ay
Figure 13: Ra�onale for CBG as the main product
Technical standards
Ÿ As per the technical standards, CBG
meets IS 16087:2016 standards set
for CNG
Environmentfriendly
Ÿ CBG is carbon neutral and helps in
reducing global warming
Direct impact
Ÿ Direct replacement of CNG for
automo�ve purpose strengthening
the public transport facility and
automa�ve industry
Ÿ Direct replacement of LPG for
cooking purpose benefi�ng domes�c,
industrial and commercial facili�es
Mi�ga�ngthe foreign
exchange risks
Ÿ Reduces reliance on import of fuel,
mi�ga�ng foreign exchange risks.
4,000
6,000
8,000
10,000
12,000
14,000
16,000
18,000
Source: Renewable Watch magazine (Note: MH – Maharashtra,
GJ – Gujarat, UK – U�arakhand, RJ – Rajasthan, HR - Haryana)
No of CBG plants
Figure 15: Applica�ons of CBG
CBG
Domes�c
Commercial
Automa�ve
Industrial
Households in urban/ village
areas for cooking
Hotels, resorts, food outlets,
canteens etc. for cooking
Public transport, commercial
private vehicles, personal vehicles for transportaion.
Cement, metal, galss, ceramic,
tex�le industries etc. for industrial
usage.
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA12
GAIL is also opera�ng at least 08 facili�es in Bengaluru
city located across Nelamangala, Doddabalapur,
Devanahalli, Hoskote, Bengaluru East, Bengaluru North,
Bengaluru South, and Anekal to cater to the vehicular
segment for the CNG needs. Oil and gas majors (GAIL,
BPCL, IOCL etc.) have plans to take CNG sales from
0.0345 tonnes (FY18) to 50 tonnes in the coming years
on company owned company operated (COCO) and/ or
joint venture (JV) models.
At present, the retail selling price of CNG in Bengaluru 7is around INR 58 per kg. The city needs government
policy interven�on that will mandate the use of CNG as
the fuel for public transport, freight, passenger
segments, and private vehicles. The revised master plan
for Bengaluru-2031 es�mates three �mes increase in
vehicles from the present numbers to about 21.02
lakhs (excluding two-wheelers). Though the number of
vehicles running on CNG as on April 2018 is 362
(according to Petroleum Planning & Analysis Cell, GoI), 8market es�mates put this around 1,000 as on April 2019.
Table 3: BIS specifica�on for CBG
Source: h�ps://www.gailgas.com/corporate/media/media-kit/
Bengaluru-Brochure.pdf
Characteris�c Requirement
CH in %,minimum 90%4
Only CO in %, maximum 4%2
(CO +N +O ) in %, maximum 10%2 2 2
O in %, maximum 0.5%2
3 3Total Sulfur (incl. H S)in mg/m , maximum 20 mg/m2
3 3Moisture in mg/m , maximum 5 mg/m
Source: SATAT Program EOI, MPNG
The commercial use of CBG in India shall meet IS
16087:2016 specifica�ons of BIS standards, as
men�oned in the below table.
Also, as per the specifica�ons, the following shall also be
met:
Ÿ CBG shall be free from liquids over the en�re range of
temperature and pressure encountered in storage
and dispensing system.
Ÿ The CBG shall be free from par�culate ma�er such as
dirt, dust, etc.
Ÿ CBG delivered shall be odorized similar to a level
found in local distribu�on (ref. IS 15319)
Jus�fica�on for CBG/BioCNG in
Bengaluru
GAIL Gas Limited (GAIL) is undertaking city gas
distribu�on (CGD) in Bengaluru. The project covers an
area of about 4,396 square kms and es�mates to benefit
a popula�on of 10.61 million in Bengaluru. GAIL has laid
2,684 inch-km pipeline for serving the domes�c
connec�ons over Bengaluru and targets to achieve a
domes�c connec�on of about0.13 million by 2020. At
present, GAIL is also serving about 22 industrial and
about 48 commercial customers. In addi�on, the
industrial areas like Peenya, Whitefield, Jigani, and
Bommasandra can offer significant CNG demand as per
the market informa�on. It is per�nent to men�on that
GAIL recently commenced gas supply in Bommasandra.
In FY18, GAIL had collaborated with Uber taxi to supply
03 months of free gas to the enrolled driver partners to
enable such vehicles to switch into CNG.
Figure 16: Planned CGD layout for Bengaluru city
7. GAIL
8. h�ps://�mesofindia.india�mes.com/city/bengaluru/cng-vehicles-
c ro s s - 1 k- i n - b e n g a l u r u - 1 2 - m o re - s t a � o n s - by - m o nt h -
end/ar�cleshow/68709916.cms
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA13
9As on Mar 2019, 80.49 lakh vehicles are registered in
Bengaluru metropolitan city, of which 55.88 lakhs are
two-wheelers. Many car manufacturers have
announced their decisions to phase out diesel and
petrol vehicles and may step up the manufacturing of
electric vehicles and/ or CNG vehicles. As permi�ed by
the Ministry of Road Transport and Highways, GoI, CBG
for motor vehicles may be used as an alterna�ve to
CNG.
With India shi�ing towards Bharat Stage VI emission
standards, cleaner fuels will be needed and use of
CBG in CNG vehicles may witness an increase in the
demand.
Figure 17. Share of vehicles registered in Bengaluru
(numbers in lakhs), as on FY17
Table 4. Comparison of vehicle emissions (g/km)
from various fuels.
9. h�p://transport.karnataka.gov.in/uploads/no�ce/Ban_Mar_19.pdf
Fuel CO Hydrocarbon NOx Suspended
par�cles
Diesel 0.2 0.4 9.73 0.1
CNG 0.4 0.6 1.1 0.22
Biogas 0.08 0.35 5.4 0.5
Bio-CNG 0.02 0.12 0.48 0.1
Source: Transport Department, GoK and PwC analysis
As per the market study, the vehicles that run on CNG can be 10switched to CBG . In addi�on, the exis�ng petrol and diesel
vehicles may be retrofi�ed to use CBG/BioCNG. The use of
CBG as a fuel in vehicles is environment-friendly as the
emissions are considerably reduced. The CNG conversion can
be made with an es�mated cost (indica�ve one) of about INR
28,000 for cars, INR 24,000 for two-wheelers and INR 1125,000 for auto rickshaws . As per MNRE, daily output of 05
TPD CBG produc�on can power about 70 buses (70 kg per fill)
or 500 cars (10 kg per fill) or 800 rickshaws (06 kg per fill). CBG
can also be bo�led and used for domes�c, commercial and
industrial applica�ons.
There are already 22 industrial and 48 commercial CNG
connec�ons, which are being served by GAIL. The
demand from these customers are over and above the
demand calculated in Table 5. As per Petroleum
Planning & Analysis Cell, GoI, the LPG sales in
Karnataka (FY18) is 1,574,000 MT with a per capita
consump�on of 25.7 kg per annum. Assuming the
popula�on of Bengaluru city as 10 million, this
translates to a demand of 0.257 tonnes of LPG per
annum.
Table 5. PNG demand from households
in Bengaluru (realis�c scenario).
10. Vide Gaze�e No�fica�on no. 395 dated 16th June 2015, Ministry
of Road Transport and Highways, Government of India
11. h�ps://�mesofindia.india�mes.com/city/bengaluru/cng-vehicles-
c ro s s - 1 k- i n - b e n g a l u r u - 1 2 - m o re - s t a � o n s - by - m o nt h -
end/ar�cleshow/68709916.cms
Par�culars Unit Legend Fy20
1Number of connec�on No. A 131,000
Net weight of LPG fuel 2
in LPG cylinder Kg B 14.2
Equivalent CNG volume SCM C = B*1.164 16.53
Average LPG cylinder
cycle Months D 1.5
Number of cylinders
required in a year No. E=12/D 8
Equivalent annual CNG
volume per connec�on SCM F=E*C 132.23
Annual demand – CNG SCM G=F*A 17,322,182
Source: PwC analysis
Digestate/Slurry
The digestate/slurry from CBG plant may be
commercially used for producing organic fer�lizer,
OtherVehicles0.49, 2%
NonTransport(excludingTwoWheelers),14.34, 68%
Buses, 0.43, 2%
Taxies,1.41, 7%
Lightgoodsvehicles,1.23, 6%
TransportVehicles,1.06, 5%
LMV(Passenger),2.06, 10%
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA14
compost and/ or biomass brique�es, as men�oned
below:
Organic fer�lizer
Liquid residues from biogas produc�on can be used as
organic fer�lizer thus replacing the mineral fer�lizer. The
actual produc�on of all fer�lizer in India for FY17 was 12414.41 LMT and the es�mate for FY18 from public,
private and co-opera�ve sectors is pegged at 462.20
LMT . In FY17, Karnataka had a produc�on of 31,553 MT 13(carrier-based) and 993 KL (liquid-based) . At present,
Karnataka has a monthly demand of around 2.40 LMT
mineral fer�lizer.
12. Department of Fer�lizers, GoI
13. Na�onal Council for Organic Fer�lizer
Table 6: Produc�on of organic fer�lizer
in Karnataka during FY17
Par�culars Carrier Base (MT) Liquid Base (KL)
Capacity 468,62 2,589
Azoto Bacter 2,760 52
Azospirillium 4,067 419
Rhizobium 2,241 91
PSB 18,329 192
KMB 1,489 103
ZSB 1,227 48
VAM 607 -
Acetob Acter 70 -
NPK Consor�um 599 86
Others 160 2
Total 31,553 993
Source: NCOF
GoI, through NABARD, is providing financial assistance
through the Na�onal Project on Organic Farming
(NPOF), under Capital Investment Subsidy Scheme
(CISS), to the various central government, state
g o v e r n m e n t , n o n - g o v e r n m e n t a n d p r i v a t e
entrepreneurs with an inten�on to boost the produc�on
from organic ma�er. Such financial assistance is at the
rate of 33% of total financial outlay, limited to INR 63
lakh for se�ng up of fruits, vegetable, and agro-waste
compost produc�on unit of 100 TPD input capacity. The
above financial assistance is applicable to municipali�es,
APMCs, public sector, private sector, companies,
fer�lizer companies or any individual entrepreneurs. In
addi�on, the financial assistance for se�ng up of state-
of-the-art liquid, carrier-based organic fer�lizer, bio-
pes�cide with the produc�on unit of 200 TPA capacity is
to the tune of 25% of total financial outlay, limited to INR
40 lakh. The above financial assistance is applicable to
public sector/ coopera�ve/ private sector companies,
small agencies/ Non-profit Organiza�on (NGOs) and
Individual entrepreneurs. The above scheme was in force
un�l FY17 and not in force for FY20. However,
Karnataka can ask for special dispensa�on.
Ministry of Petroleum and Natural Gas, GoI, vide its
no�fica�on dated 20 May 2015, approved the pooling of gas
with re-gasified Liquified Natural Gas (R-LNG) for
manufacturing of urea. In this regard, GAIL is designated as a
pool operator at the na�onal level. Department of Fer�lizer,
GoI es�mated the increase in demand of urea to 36.8 million
tonnes by FY22. In India, it is es�mated that on an average 14~25.99 MMBTU (~655 SCM) of natural gas is required to
produce 01 MT of urea.
Compost
Karnataka Compost Development Corpora�on (KCDC)
is opera�ng majority of the compost facili�es in 15Bengaluru city. KCDC has developed a market demand
and is supplying compost within various parts of the
state. At present, BBMP has invested in 07 compost
plants with a designed capacity of 2,300 TPD which are
opera�ng at an average of 29% of their capacity and the
compost produc�on is to the tune of 660 TPD. At
present, the compost is sold at INR 1.60 per kg including
a subsidy of 50% (INR 0.80 per kg) received from GoK.
Biomass brique�e
Surplus dry biogas slurry from Project can be converted
to brique�es. Biomass brique�e is a high-density solid
biofuel made by compressing solid organic material,
which is a subs�tute for coal and charcoal. It has a
calorific value of about 3,000 – 5,000 kcal per kg and the
low moisture content ensures complete combus�on.
Brique�es have much lower ash content (02 – 10% as
compared to 20 – 40% in coal). Brique�es help in the
15. h�p://fert.nic.in/node/5487
16. KCDC is also opera�ng B2C mode by supplying directly to the
farmers. However, the city compost is not being enhanced to the
vermi-compost levels and being sold.
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Typical process flow chart for organic waste based biogas plant with bio-methane recovery plant and CO2 recovery system
Input (Feedstock)
Sor�ng table
Inlet chamber
Recycle chamber
Sludge holding tank
To sludge dry bed for obtaining organic fer�lizer
Biogas digester
1
2
Flare
5
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA15
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Biogas storage unit
Biogas scrubber
Impuri�es (H S, 2
ammonia) removal
Membrane unit
Membrane separated CO2
3
Biogas blower
4
Gas recovery tank
Moisture trap
Refrigera�on unit
Ac�vate carbon filter
CO compressor2
Ac�vate carbon filter Biogas compressor
Recovery of pure methane
6 7
Co storage tank2
Liquid CO2
Bio-CNG main plant
Bio-CNG balance of plant
Typical process flow chart for organic waste based biogas plant with bio-methane recovery plant and CO recovery system2
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA16
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Figure 18: Various applica�ons and usages
of carbon dioxide in the industry
Ÿ Chemical produc�on
Ÿ Refrigera�on systems, welding System - CO is a 2
shield gas
Ÿ Metal Industry - cas�ng molds to enhance their
hardness
Ÿ Fire Ex�nguishers
Ÿ Rubber and Plas�cs - dry ice is used to remove
flashes from rubber objects
Industrial Applica�ons
Ÿ CO gas is used to make urea (used as a fer�lizer 2
and in automobile systems and medicine),
methanol, inorganic and organic carbonates,
polyurethanes and sodium salicylate. CO is 2
combined with epoxides to create plas�cs and
polymers. It is used for water treatment; to keep
food cool (as dry ice); and to cool, pressurize and
purge equipment.
Pharma and Chemical
Ÿ Semiconductor devices
Electronics
Ÿ CO gas is used in enhanced oil recovery (EOR). 2
EOR is a class of techniques for increasing the
quan�ty of extracted crude oil from oil fields.
Carbon dioxide is injected under high pressure
into an oil reservoir, which pushes the oil through
pipes and up to the surface of the ground. CO gas 2
injec�on aids oil recovery and reduces the
viscosity of recovered oil
Oil Industry
Ÿ Liquid or solid CO is used for quick freezing, 2
surface freezing, chilling and refrigera�on in the
transport of foods.
Ÿ Carbonated Drinks
Ÿ In cryogenic tunnel and spiral freezers, high
pressure liquid CO is injected through nozzles that 2
convert it to a mixture of CO gas and dry ice "snow" 2
that covers the surface of the food product.
Food and Beverages
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA17
reduc�on of fossil fuel consump�on and industrial agro-
wastes. Further, there is a significant reduc�on in
greenhouse gases by using biomass brique�es. As per
the market informa�on, biomass brique�es are sold
in the price range ofINR 3,000 – 3,500 per tonnes in 16India . Around 20,000 tonnes of biomass brique�es
are consumed annually by the tobacco companies in
Karnataka and 50,000 tonnes of brique�es by the tea
industry in Tamil Nadu. In addi�on, brique�es are
used in Boilers, Furnaces, and Foundries in the
following industries:
Ÿ Processing industries (tex�le, steel rolling, brick kilns),
Ÿ Food industries (dis�lleries, milk plant, cooking, and
water hea�ng),
Ÿ Agro-based industries (tea leaf processing, rubber
molding), and
Ÿ Pharmaceu�cal and chemical industries.
Carbon Dioxide (CO )2
Biogas contains around 40% of CO that needs to be 2
removed during purifica�on and enrichment process.
CO is an odorless (at very low concentra�ons), 2
colorless, and greenhouse gas that is stable at room
temperature. The CO gas is 1.5 �mes as heavy as air, 2
thus if released to the air it will concentrate at low
eleva�ons, thus causing harm to the environment. CO 2
is formed either by combus�on or by biological
processes, which includes decomposi�on of organic
material, fermenta�on, and diges�on. Producing CO 2
as a commercial product requires it to be recovered and
purified from a rela�vely high-volume and CO -rich gas 2
stream. Gaseous or liquid CO , stored under pressure, 2
will form dry ice through an auto-refrigera�on process
if rapidly depressurized. Further, CO will form dry ice 2
at -78.5ºC (-109.3º F). One kg of dry ice has the cooling
capacity of two kg of ordinary ice. CO is commercially 2
available as high-pressure cylinder gas, rela�vely low
pressure (about 300 psi or 20 bar (g)) refrigerated
liquid, or as dry ice. Large quan��es are produced and
consumed at industrial sites making fer�lizers, plas�cs
and rubber.
16. Indiamart
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA18
Ÿ Name of the Plant: Mahindra CBG plant
Ÿ Loca�on: I.D.A Scheme No.59, Amitesh Nagar, Krishi Mandi, Indore, Madhya Pradesh 452012
Ÿ Opera�onal Model: The Indore Municipal Corpora�on (IMC) is responsible for providing land, ini�al capital
expenditure, ini�al electricity infrastructure, and M/s Mahindra arranges water, feedstock availability,along with
technology , specialized manpower, licenses. This plant is developed through a public-private partnership model.
Ÿ Availability of feedstock:The feedstock contains fruits, vegetables, and food waste from hotels, social gatherings,
func�on halls, etc.
Case in point: 30 TPD Mahindra CBG plant
Figure 19: Physical composi�on of feedstock
Fruit and vegatable
Ÿ Choithram Mandi through IMC
vehicles
Food waste from hotels,
social gatherings,
func�on halls etc.
Ÿ Nominated person of IMC responsible
for coordina�on and finally deliver the
feedstock to plant through IMC
vehicles free of cost.
Table 7. Plant overview (30 TPD Mahindra CBG plant).
Parameters Requirement
Land 02 acres of land covered with boundary wall and gates provided by IMC
Ini�al investment INR 72 Million invested by IMC
Electricity Infrastructure IMCprovided the basic electrical infrastructure up to transformer level
Water Availability Groundwater ensured by IMC
Other Infrastructure Connec�ng roads to plant provided by IMC
Specialized Manpower Responsibility of M/s. Mahindra
Technology and machinery Responsibility of M/s. Mahindra
Permits and licenses M/s Mahindra acquired licenses from
• Goods and Service Tax (GST)
• Income Tax (PAN)
• Factory License
• Electricity Department
• Health and Safety Department
• Pollu�on Control Board
• Petroleum and explosive department: Collector gets no objec�on cer�ficate (NOC) from 11
different departments. A�er receiving of NOC from these departments; Collector issues the final
license. In the case of Indore, NOC from the following 07 different departments:
• Public Works Department (PWD)
• Fire Department
• Nagar Parishad, Office in Bhopal
• Municipal Corpora�on
• Revenue Department
• Electricity Department
• Town and country planning
Ÿ Plant overview:
Plant Output and its o�ake: The plant produced CBG on an average of 700 – 850 kg per day. It is used to refuel city buses owned by the Madhya
Pradesh Transporta�on Department.On an average 08 buses are refueled with 60 – 70 kg per bus per day. In addi�on, the cylinders are filled and
supplied to Indian Ins�tute of Management (IIM) Indore, nearby hotels for cooking purpose, etc. through a third-party contractor. The plant also
produces organic fer�lizer of about 03 tonnes per day.
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA19
Landscape for acts, policies, regula�ons,
and programs
The sec�on below provides an overview of various acts,
policies, regula�ons, and programs in rela�on to the
biogas projects in India:
Na�onal Policy on Biofuels - 2018
Ministry of Petroleum and Natural Gas (MoPNG)
introduced the Na�onal Policy on Biofuels - 2018 to
promote advance bio-fuels including CBG in the country.
GoI extended certain provisions including differen�al
pricing to further incen�vize the sector in addi�on to
making available ‘Viability Gap Funding’ (VGF) and other
incen�ves. At present, the Working Group on biofuels,
set up under this program, is in the process of finalizing a
pan-India pricing model for CBG.
Sustainable Alterna�ve Towards Affordable
Transporta�on (SATAT)
MoPNG and Ministry of Skill Development and
Entrepreneurship introduced SATAT program in October
2018. The program is aimed at providing a developmental
effort that would benefit both vehicle users as well as
farmers and entrepreneurs. Under this ini�a�ve, MoPNG
aims to establish 5,000 CBG plants in the country in a
phased manner, with 250 plants by 2020, 1,000 plants by
2022 and 5,000 plants by 2025. These plants are expected
to produce 15 MMT of CBG per annum, which is about 40%
of the CNG consump�on of 44 MMT per annum in India as
of Sep 2018. This will a�ract investment to the tune of INR
1.7 lakh crore and expected to generate direct employment
for 75,000 people and produce 50 MMT of bio-manure for
crops.
Under SATAT program, the o�ake is guaranteed by the OMCs at
INR 46 per kg (plus GST of INR 2.30 per kg) for a period of 03
years (2018-2021) a�er which the price will be reviewed.
MNRE – Energy from Urban, Industrial and
Agricultural Wastes/ Residues
MNRE is providing support for the produc�on of energy
from urban, industrial and agricultural wastes/ residues
program for the plan period from July 2018 – March 2021.
This program promotes the recovery of energy in the form
of biogas, CNG, CBG, enriched biogas, energy from urban,
industrial, and agricultural wastes and cap�ve power and
thermal use through gasifica�on in industries.
Swachh Bharat Mission (SBM)
SBM was launched in 2014, with the aim of increasing
cleanliness in urban and rural areas of India. One of the
primary objec�ves of the mission is to improve solid and
liquid waste management in both rural and urban areas
and the introduc�on of modern and scien�fic methods
for MSW management.
A central financial assistance (CFA) of INR 40 Million per 4,800
kg of CBG per day generated from 12,000 cubic meters of
biogas per day has been announced, with a limita�on of
maximum CFA at INR 100 Millionper project.
Figure 20: Select key ini�a�ves under SBM
SBM has led to a pragma�c shi� in the MSW
management landscape of India. Under this mission,
greater emphasis is given to the collec�on, segrega�on
and safe disposal of household garbage.
Under Swachh Bharat Mission, financial assistance up to 35% is
provided to states for collec�on, segrega�on, compac�on,
transporta�on and safe disposal of MSW.
The Auto Fuel Policy, 2003
The Auto Fuel Policy, 2003 was launched with the aim of
addressing issues of vehicular emissions and vehicular
technologies by applying fuel quality standards.
Subsequently, it was further revised to The Auto Fuel
Vision and Policy 2025 with the introduc�on of more
stringent fuel quality and emission standards.
The Auto Fuel Vision and Policy 2025 promote the use of
alterna�ve fuels and encourages the switch over from liquid fuel
to CBG/CNG. The policy proposes lower road tax for vehicles using
CBG/CNG apart from encouraging tax incen�ves/disincen�ves
and subsidies for alterna�ve fuel including CBG/ CNG.
Har Din do Bin was launched on June 5th 2017 with the aim of
achieving 100% Segrega�on at source.
In July 2017,the environment ministry has given all solid waste
management projects a blanket exemp�on from taking prior
environmental clearances.
Introduc�on of star ra�ng protocol of garbage free ci�es by Ministry
of Housing and Urban Affairs (MoHUA). The main idea behind this
ra�ng system is to create holis�c evalua�on system for the en�re
solid waste management (SWM) value chain. The cleanliness
indicators for the ra�ng system include door-to-door collec�on,
bulk generator compliance, segrega�on at source, sweeping,
scien�fic waste processing, scien�fic landfilling and construc�on
and demoli�on waste management, user fees, penal�es, spot fines
for li�ering and enforcement of ban on plas�c.
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3. Investment plan
Project profile
There is an immediate opportunity for the development
of a 100 TPD CBG plant (“Project”), based on the
availability of fruit and vegetable waste to the tune of
200 TPD within BBMP area. In the near future, this
CBG plant may further be scaled up with addi�onal
capacity of 50 TPD, once there is a stable availability
of more waste to the tune of another 100 TPD.
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA20
Permits, licenses, and approvals
Table 8: Indica�ve list of permits and licenses
for se�ng up the Project in Karnataka
SI. No. Agency name Zone
1. Approval for se�ng up Local Municipality Coopera�on
the project (BBMP)/Gram Panchayat
2. Capital subsidy Ministry of New & Renewable
Energy, Government of India
through Karnataka Renewable
Energy Development Limited
3. Change of Land Use Karnataka State Town
(CLU), if required Planning Board
4. Consent to establish Karnataka State Pollu�on
Control Board
5. Consent to operate Karnataka State Pollu�on
Control Board
6. Explosive substance Petroleum and Explosives
License Safety Organiza�on (PESO)
7. Cer�ficate of Ministry of Corporate Affairs
Incorpora�on of
Project SPV, if required
8. Factory License Indian Factories Act, 1948 from
Chief Inspector of Factories
9. Labour License Department of Labour
10. Gas supply agreement, GAIL/ IOCL/ HPCL/ other
if required OMCs
11. No Objec�on Cer�ficate Karnataka State Fire and
from Fire Department Emergency Services
12. No objec�on Karnataka Forest Department
cer�ficate for forest
clearances, if required
13. Cer�ficate of Department of Agriculture
Manufacture of Mixture
of Fer�lizers/
Micronutrient mixtures/
Bio-fer�lizers/ Organic
Manures, if required
One of the bo�lenecks with private investors is to obtain all the
permits, licenses and approvals. Hence, it is suggested that
BBMP take up the responsibility of suppor�ng all approvals
related to se�ng up the Project. This will improve the �melines
of project development.
O&M services contract 18%
All goods and organic
manure (other than pu�ng
in unit containers and
bearing a registered
Nil
brand name)
All goods including
animal or vegetable
fer�lizers or organic
fer�lizers put in unit
containers and bearing
5%
a brand name
CBG 5%
Liquid CO 18%2
Source: GST Act, 2017 and its amendments
The GST rates men�oned above are indica�ve in nature and the
investor needs to consider the latest no�fica�ons from GST
council and contract structuring, based on the advice from the
tax authori�es and advisors.
17. Circular No. 80/54 /2018-GST dated 31 Dec 2018 by Department
of Revenue, Ministry of Finance, GoI
Figure 21. Business proposi�on and value created
Table 9: GST rates applicable to biogas plants
Products GST Rates
• Supply of goods falling under
EPC contract
17chapter 84, 85 and 94: 5%
• Other supply items: GST rates,
as per the HSN codes
• Civil: 18%
• Services: 18%
Goods and Services Tax 2017 (GST)
CO capture,2
first of itskind in
India on a commercial
scale
Zero Discharge
CircularEconomy
100% wasteu�liza�on
State-of-the-arttechnology
En�re valuechain captured.
BioCNG, organicfer�lizer andwastewater
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Proposed business models
In the context of Karnataka, BBMP has set up 13 biogas
plants of which 10 biogas plants are not in opera�on at
present. Further, there are certain private players who
have invested and set up plants that are either not
opera�ng since a long �me or opera�ng with lower
u�liza�on coupled with issued related to the
management of feedstock on a daily basis. As per the
discussions with the responsible stakeholders, it is learnt
that the government faces difficul�es in monitoring the
opera�ons of the plants on a daily basis and consistently
managing the payments for carrying out O&M of the
plant for a longer tenure. On the other hand, the private
player faces issues in managing the transporta�on of
stable feedstock on a daily basis and securing long-term
agreement to manage the revenue stream.
In order to understand the current issues plaguing biogas
industry and suggest a robust business model, the
evalua�on matrix described in Table 12 was used.
It is recommended that the ownership structure may not
be purely Government-owned or privately owned due to
the above ra�onale provided against each of the
parameters in the evalua�on matrix (Table 10).
Combining the strengths of the par�es through a PPP
model is suggested as it will ensure be�er risk alloca�on
within the par�es. In the next sec�on, the PPP
framework proposed for the CBG project is detailed out.
Table 10: Evalua�on matrix for sugges�ng an ownership model
Parameters Government Private (BBMP) investor Strength area Strength area
Segrega�on at source (fruits and
vegetable markets)
PFeedstock handling management (Collec�on, Compac�on, and transporta�on)
Land acquisi�on/ leasing for se�ng up the project
Securing government/ statutory
approvals
Financing for the project
P
P
P
P
Managing the EPC contractor P
Managing the O&M Contractor P
Monitoring of O&M ac�vi�es PEnsuring long-term agreements
on a B2B basis for o�ake of
the products and by-products PP
Incremental revenue realiza�on
by reaching out to retail markets P
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA21
P
A public-private partnership (PPP) is a contractual
arrangement between the Government and a private
en�ty. Through this agreement, the government and
private en��es share the skills and assets in delivering a
service or facility for the use of the public.
Figure 22. Possible Structure for the proposed project.
Possible structure for se�ng up the Project
Government owned
Private owned
Public private partnership (PPP)
Figure 23: Stakeholders in a PPP transac�on
Public
Private Lender
Govt.
In this regard, the details of the above en��es involved in
the PPP transac�on is men�oned below:
Ÿ Government: BBMP will represent the government
and lead the complete transac�on structuring.
Majority of the sale of various products and by-
products including but not limited to CBG, carbon
dioxide, organic fer�lizer, etc. may be made to the
government en��es (agriculture, hor�culture, fire,
food, and food processing en��es) or public sector
companies (oil and gas companies).
Ÿ Private developer: The private developer will be
selected through a transparent bidding process that
may be conducted by BBMP. The private developer
will appoint EPC contractor to construct the plant and
O&M contractor to operate the plant for the O&M
period.
P
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA22
Ÿ Lender: The lender may be a financial ins�tu�on, any
commercial/ na�onal bank or any other financing
agency, which may fund this project depending on the
terms and condi�ons.
Ÿ Public: The public (domes�c, commercial and
industrial players along with en��es involved in
farming, agriculture and hor�culture ac�vi�es)
wi l l u l�mate ly use the products and by-
products viz. CBG, carbon dioxide, organic
fer�lizer, etc. The various usage of the above
products and by-products are men�oned in
other sec�on.
The structure of the par tnersh ip shou ld be
designed to allocate risks to the partners who are
best able to understand and manage those risks
a n d t h u s m i n i m i z e c o s t s w h i l e i m p ro v i n g
performance.
Table 11: Type of concessions in PPP transac�on
Par�culars Asset Design / Financing
Ownership Build responsibility O&M
Build-Operate-
Transfer (BOT)
Government Private Government Private
Build-Own-
Operate-Transfer
(BOOT)
Private (�ll
the end of
concession);
then
Government
Private Government Private
Design-Build-
Finance-Operate
(DBFO)
Government Private Private Private
Design-Build-
Finance-
Operate-Transfer
(DBFOT)
Government
(a�er
comple�ngc
onstruc�on)
Private Private Private
Design-Build-
Finance-Own-
Operate
(DBFOO)
Private Private Private Private
Design-Build-
Finance-Own-
Operate-Transfer
(DBFOOT)
Private (�ll
the end of
concession);
then
Government
Private Private Private
Figure 24. Detailed risk-sharing mechanism for the DBFOT PPP model
Government (BBMP)Government, PSUand private markets
SPV/ProjectCompany
PPP/ConcessionAgreement
Long-term agreementsfor sale of product
and by products
Private player
EPC contractor O&M contractorEquity investors
Direct step-in rights
EPC contractfor construc�on
Sponsor/Developer(Lead investor)
Lenders/Bankers
Loan Agreement
Share subscrip�onagreement
O&MContract for opera�on
ShareholderAgreement
The PPP arrangement allows alloca�ng the risks,
op�mally between the government and the private
en�ty. Based on the above sugges�on for a DBFOT PPP
model, the summary of risk sharing mechanism including
but not limited to the mechanism is given.
DBFOT PPP model ownership structure is recommended.
For building state of the art project with latest technologies,
this should be an interna�onal compe��ve bidding.
This will ensure the alloca�on of prac�cal risks as per the
strengths and capabili�es of the government and private
en��es.
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Poten�al markets and loca�on
Ÿ The selec�on of poten�al fruit and vegetable markets
for sourcing of waste and selec�on of poten�al
loca�on for se�ng up the Project needs to
understand the following aspects:
Ÿ Land availability: A land to an extent of 08 – 10 acres
is required to set up the Project. With increasing
urbaniza�on in Bengaluru city, it is difficult to find the
land inside the city and in proximity to the fruit and
vegetable markets. During this study, mul�ple land
parcels across the compost plants, exis�ng loca�on of
bio-methane plants and various other land parcels
shown by BBMP were evaluated. Based on the
analysis, an unu�lized land parcel of 08 – 10
acres(la�tude 12° 53’40”N; longitude 77° 39’11”E)
available inside the KCDC, Kudlu plant may be
u�lized for se�ng up this Project, subject to the final
decision of BBMP.
Ÿ The Supply chain for waste management: At present,
the waste generated from the fruit and vegetable
markets are transferred mostly to the compost plants
set up by BBMP within the same zone. It is per�nent
to men�on that the KCDC, Kudlu plant receives
waste from households and various other loca�ons in
proximity; however, it is not receiving waste from any
of the fruit and vegetable markets. In this regard,
BBMP may need to revise the terms and condi�ons of
the exis�ng contracts for compac�on and
transporta�on of waste from fruit and vegetable
markets. As per the current contracts, the contractors
are managing the waste within a zone and not outside
the zone. Hence, it is recommended that BBMP may
transfer the waste directly to the KCDC, Kudlu plant
from the select list of fruit and vegetable markets.
Ÿ The geographical cluster of markets: Most of the
select fruit and vegetable markets are located nearer
to the heart of the city. The wastes from the markets
provided in Figure 3 may be mapped to the KCDC,
Kudlu plant loca�on for its u�liza�on in the Project.
These markets will ensure a genera�on of a stable
input feedstock to the tune of 100 TPD even with
seasonal varia�on. The proposed Project loca�on is at
a distance of approx. 6 km from Madiwala market and
at a distance of 15 – 20 km from the iden�fied market
clusters including Krishna Rajendra, Kalasipalyam,
Binnypet, More, Russel, Nala, Banashankari markets.
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA23
The mostpreferred loca�on for se�ng up the Project may be
KCDC, Kudlu plant. The list of poten�al fruit and vegetable
markets can be referred from Figure 3, ensuring sourcing of
wastes from mul�ple zones – west zone (KR market and
Binnypet market), south zone (Kalasipalyam market, Madiwala
market, and Banashankari market) and east zone (More market
and Russel/ Nala market). The above markets have the poten�al
to supply quality input feedstock waste up to 200 TPD. This may
require BBMP to change the source-to-des�na�on mapping for
the fruit and vegetable markets to the compost plant and may
require revision of the contracts for the contractors managing
the waste for compac�on and transfer of waste for its u�liza�on
in order to cater to about 100 TPD feedstock for the Project.
Assessment of technology op�ons
Exis�ng biogas technology in India
Biogas is produced through anaerobic decomposi�on
from waste/biomass sources like agriculture residue, fruits
and vegetable waste, ca�le dung etc. When organic ma�er
is degraded by microorganisms and enzymes under
anaerobic condi�ons, raw biogas is produced.
Pre-treatment of the biomass may be necessary to make
the organic frac�on available for the microorganisms or
to secure hygienic standards in the case of feedstock,
which may be cri�cal from the epidemiological and
phytohygienic standpoint. Pre-treatment can be carried
out mechanically, thermally, chemically or biologically to
enhance anaerobic diges�on of organic waste.
Anaerobic technology is cri�cally dependent on the
development and use of anaerobic bio reactors. In recent
years, several novel reactor designs have been developed,
allowing for a significantly higher rate of reac�on per unit
volume of reactor. Different anaerobic processes, such as
batch, con�nuous one-stage, and con�nuous two-stage
systems, with a variety of methanizers like, con�nuously
s�rred tank reactor (CSTR), tubular reactor, Anaerobic
Sequencing Batch Reactor (ASBR), Upflow Anaerobic
Sludge Blanket (UASB) and anaerobic filters have been
applied to increase the yield of biogas.
To use biogas as vehicle fuel, purifica�on and
upgrada�on is necessary to reduce contamina�on and
increase the calorific value of the gas. Various biogas
upgrada�on and purifica�on methods are available,
based on one of three mechanism; absorp�on,
adsorp�on and membrane separa�on. Methods like
Water Scrubbing, Physical Absorp�on, Chemical
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA24
Absorp�on, Pressure Swing Adsorp�on, Membrane
Separa�on, Cryogenic Separa�on, and In-situ Methane
Enrichment are now commercially available.
The present policy and regulatory framework adopted by
the country caters to an increased demand for
CBG/BioCNG as a vehicular fuel with higher quality
standards. Therefore, there is an urgent need to scale up
produc�on of high quality CBG/BioCNG by adop�ng
more efficient technologies like cryogenic separa�on, in-
situ membrane enrichment and hybrid models.
Exis�ng technology for CO & H S removal 2 2
In India, CO and H S are generally removed using water 2 2
scrubbing technology and Pressure Swing Adsorp�on
(PSA) in order to use the biogas for power genera�on or
forother applica�ons. Similarly, High Rate Digester
(HRD) and Upflow Aerobic Sludge Blanket (UASB) are
suitable for removal of industrial effluents. At present,
there are no commercially established CO recovery 2
systems installed in any largescale biogas or CBG plant in
India. Most of the biogas plants in India have biogas,
power or CBG as the primary product and organic
fer�lizer or compost as secondary products. Direct
capture of CO may be explored as an op�on to 2
commercializethe technology in India, u�lizing the
exis�ng technological solu�ons available overseas.
Biogas and gas purifica�on technology in the
interna�onal market
Commercially, anaerobic diges�on and HRD is used as a
major technology for the produc�on of biogas in
Interna�onal markets. Most of the largescale units in
Europe and the USA are centralized or de-centralized
landfill and farm waste-based plants.
For recovery of CO , PSA is widely adopted along with 2
the emerging technologies on using a membrane,
monoethylamine (MEA) and cryogenic upgrading. In the
case of H S, water scrubbing and ac�vated carbon 2
technology are commonly used.
Need for Advanced Technology in biogas:
The Anaerobic Diges�on (AD) technology indigenously
developed and deployed in India was mainly focussed on
providing cost effec�ve solu�ons for mee�ng thermal
and small electrical energy needs of rural areas. Over the
years, the benefits of biogas u�liza�on have been
recognized and biogas produc�on is now set up on more
industrial and commercial scale.
Various process parameters which have bearing on the
performance of the biogas produc�on are mainly
associated with biogas digester configura�on,
Hydraulic Reten�on Time (HRT), Organic Loading
Rate (OLR), pH and buffering capacity, mixing,
temperature, co-diges�on, addi�on of various types
of addi�ves, purifica�on/enrichment and monitoring
of these parameters. The AD technology for large
scale produc�on from organic waste stream requires
various advanced technological interven�ons aiming
to increase bio-methana�on yield as well as capturing
all other waste impuri�es such as CO & H S and other 2 2
residues involved with biogas to make more it more
a�rac�ve, efficient and cost-effec�ve business model.
Thus, interna�onal technological advances and process
knowledge is required on:
Pre-Treatment Process:
Improvement of pre-treatment of the biomass is
essen�al to make the organic frac�on available for the
microorganisms or to secure hygienic standards in the
case of feedstock. This can be achieved through
mechanical sor�ng followed by biopulp making as input
to AD. It would help in immediate sor�ng and treatment
thereby reducing the land requirement and odour
management. Presently, simple mechanical treatments
such as screw press and shredderare used in Indian
biogas sector. However, advanced methods such as
high-pressure homogenizer and advanced pulping
devices should be integrated in pre-treatment of
BioCNG/CBG.
Anaerobic Digestors:
Fast treatment of organic waste is cri�cally dependent
on the development and use of high rate anaerobic
bioreactors. Different anaerobic processes, such as
batch, con�nuous one-stage, and con�nuous two-stage
systems, with a variety of methanizers like, con�nuously
s�rred tank reactor (CSTR), tubular reactor, anaerobic
sequencing batch reactor (ASBR), Upflow Anaerobic
Sludge Blanket (UASB) and anaerobic filters have been
developed and adopted globally. Con�nuous two or
three stage systems which are highly efficient
interna�onal AD methods could be deployed in India.
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA25
Biogas Upgrada�on / Purifica�on:
For transport use, biogas purifica�on and upgrading
(removalof CO ) from biogas is essen�al to reduce 2
contamina�on with hazardous components and increase its
calorific value. The exis�ng standards and specifica�ons
need to be matched to the interna�onal standards through
adop�on of newer and advanced technologies.
Presently Pressure Swing Adsorp�on (PSA) and water
scrubbing methods are being used in India. However,
there is a need to upgrade to high quality CBG/BioCNG
by adop�ng more efficient technologies like cryogenic
separa�on, in-situ membrane enrichment, chemical
absorp�on technology and hybrid models developed
globally that are available and deployed commercially.
Scope for interna�onal technologies in biogas
Ÿ Technology in business: The exis�ng programs for
biogas CBG under MNRE are technology neutral and
there is no restric�on and preference for biogas
technology to use in the Indian market. Developers of
waste to energy plants are permi�ed to choose the
techno-commercially viable technology to establish
the units in India.
Ÿ Domes�c Manufacturing Support: In addi�on, there
is a significant emphasis on boos�ng manufacturing
in India under the “Make in India” ini�a�ves by the
GoI. Establishing a technological and services
centeras an individual en�ty or under a consor�um in
India would facilitate market entry and technology
transfer in Biogas sector.
Ÿ Market Drivers for both domes�c and interna�onal
stakeholders: At present, the Na�onal Biofuel Policy,
waste to energy programs under MNRE and SATAT
scheme under Ministry of Petroleum & Natural Gas
are the market driving forces for commercializa�on of
biogas produc�on.
Ÿ Suppor�ng Environment for Import: At present,
MNRE is issuing Concessional Custom Duty (CCD)
cer�ficate for ini�al se�ng up of a project for the
genera�on of power and genera�on of CBG. The
provision of CCD to imported biogas technology and
equipment will promote technology transfer and cost
reduc�on in the sector.
Ÿ Favorable Indian market for global investors: In
general, development of biogas projects using
municipal wastes are procured through compe��ve
bidding conducted by the competent authority in
India (mostly municipal corpora�on) and any bidder,
which is a company or a consor�um or joint venture
(domes�c or foreign) is made eligible to par�cipate in
the bid. In the case of a foreign company, it is generally
mandatory for such selected company to incorporate a
Special Purpose Vehicle (SPV) to execute the project
related agreements. The exis�ng arrangement is
suppor�ve and opens upa window for foreign en��es
to invest and transfer technology into India.
Recently, Mumbai Corpora�on of Greater Mumbai has invited
bid for the development of 600 TPD waste to energy project on
DBO basis, in which Joint Venture arrangement is allowed with
Original Equipment Manufacturer (OEM)/ technology partner
with a minimum shareholding of 26%.
Ÿ Further, as per Na�onal policy on Biofuels - 2018,
biofuel technologies and projects (including biogas)
would be allowed 100% foreign equity through
automa�c approval route to a�ract Foreign Direct
Investment (FDI), provided biofuel is for domes�c use
only, and not for export.
Ÿ Foreign transfer funds and linked issues: In
accordance with Reserve Bank of India, the automa�c
approval will be given for payment in connec�on with
foreign technology transfer.
The payment parameters will be a lump sum payment up
to USD 02 million and/or 05% royalty for domes�c sales
and 08% for exports, subject to a total payment of 08% of
sales over a 10 years period from the date of the
agreement or 07 years from the commencement of
commercial produc�on whichever is earlier.
It is understood that the payments of more than USD 02
million and/or 05% royalty for domes�c sales and 08%
for exports requires prior approval for FDI from the
Foreign Investment Promo�on Board (FIPB).
For the purpose of technology transfer, a technology
transfer agreement needs to be executed between par�es in
foreign and India and the process of statutory approval
would vary based on the transac�on value indicated above.
Review of financing op�ons
Financing biogas projects have faced various challenges
due to large capital requirement, long payback periods,
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA26
regulatory, policy hurdles and viability of innova�ve
technology and non-maturity of technology. However,
long-term financing for the biogas sector is cri�cal to
achieving the development goals in order to have a high
socio-economic rate of return.
Table 12: Exis�ng financing op�ons for Biogas in India
Financing Terms and condi�ons Fund type
ins�tu�ons
NAMA
facility fund
Supports projects that tackle
specific local challenges for
cu�ng emissions. Capita l
Subsidy of~400Million INR
targe�ng waste processing
companies.
Grant
IREDA credit
Supports biomass and waste-to-
energy projects with debt
funding (max. up to 50%). The
interest rate varies between
10.25% to 11.45% for private
borrowers. A moratorium period
may not be provided. Maximum
loan repayment period shall be
10 years from the date of
disbursement, subject to the
condi�on that the repayment
period shall not be more than
b a l a n c e l i f e o f ‘ o � a k e
agreement less 05 years.
Debt
REC and PFC
Supports biomass and waste-to-
energy projects with long-term
debt financing. Three-year
moratorium period, 13 years
repayment period and interest
rate vary between 11.5% to
12.5% for private borrowers.
Debt
ADB
Supports to fund roads and
renewable energy project
ac�vi�es with a fund size of
USD 300 million.
Debt
ADB
(Private sector)
Supports Co-financing to non-
s ove re i g n i n f r a s t r u c t u re
projects at different stages of
development, including early
s tage , g rowth s tage , and
greenfield and brown field
p ro j e c t s . Pro j e c t fi n a n ce
( n o n r e c o u r s e o r l i m i t e d
recourse) and corporate finance
transac�ons, and support a
r a n g e o f p r i v a t e s e c t o r
p a r � c i p a � o n m o d a l i � e s
i n c l u d i n g p u b l i c - p r i v a t e
partnerships.
Debt
and Equity
JICA
Supports to fund renewable
energy genera�on projects in
Asia along with ADB. Project
finance (nonrecourse or limited
recourse) and corporate finance
transac�ons, and support a range
of private sector par�cipa�on
modali�es including public-
private partnerships.
Debt
Yes Bank
Supports to finance 05 GW of
renewable energy projects from
2015 to 2022 for projects that
s u p p o r t c l i m a t e c h a n g e
mi�ga�on ac�ons.
Debt
Green
climate fund
Supports providing grants,
concessional debt financing,
equity, and guarantees through
NDA, NABARD, and SIDBI, to
projects that facilitate low emission
energy access, sustainable land,
and forest management, and
resilient ecosystems.
Capital
grant,
Debt,
Equity
Source: Analysis based on the informa�on available on public domain
Case-in-point: NAMA grant facility fund
The Na�onally Appropriate Mi�ga�on Ac�on (NAMA) facility is
a grant that finances innova�ve projects which tackle specific
local challenges for cu�ng emissions in sectors and countries
with strong poten�al for being scaled up, replicated and able to
influence wider sectoral changes. NAMA is facilita�ng unlocking
investment opportuni�es by providing tailor-made climate
finance to fund projects with poten�al as below:
Ÿ Strengthen country ownership to deliver low carbon
ac�vi�es and aligning them closely with the country’s
na�onally determined contribu�ons (NDC) and other
relevant climate and development plans;
Ÿ Pilot financing models to overcome market barriers to low-
carbon development;
Ÿ Use innova�ve technologies and approaches that need
donor financing to deliver on country plans; and
Ÿ Boost par�cipa�on of the private sector to deliver low
carbon ac�vi�es
Projects under NAMA are selected via an annual ‘Call for Proposals’.
This is a compe��ve bidding process run by a Technical Support Unit
(TSU) that is open to all delivery partners and remains open for 3 – 4
months each year. The sixth call for the submission of NAMA
Support Project (NSP) Outlines closed on 15 March 2019 and the
seventh call for submission of NAMA support is expected in
November 2019. The UK, Germany, the European Union, and
Denmark have intended to contribute up to EUR 80 million for the
sixth call. NAMA facility has allocated a fund to the tune of EUR 15
million for India to provide technical and financial support to the city
and private entrepreneurs can be provided through the following:
Ÿ Grant for technical components
Ÿ Grant for capital subsidy
Ÿ Loan financing provided to set up a Risk Sharing Facility (RSF)
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INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA27
Table 13: Summary of NAMA fund (VI Call)
Key Ac�vi�es Targets /
Instruments* Beneficiaries
Awareness
building, training,
capacity building,
pilot
implementa�on
Grants for
Technical
Components –
EUR 5 million
grant
(INR ~40 crores)
To be implemented
through Deutsche
Gesellscha� für
Interna�onale
Zusammenarbeit GmbH
(GIZ).
Ÿ NGOs (for pilots)
Ÿ Training ins�tu�ons
Ÿ Material recovery facili�es.
Ÿ Recycling facili�es.
Ÿ Compos�ng Facili�es
Ÿ RDF facili�es.
Grants for
Capital Subsidy-
EUR 5 million
grant (INR ~40
crores)
Ÿ NGOs
Ÿ Waste processing companies
Ÿ Recyclers
Ÿ To be managed
by a Financial
Ins�tu�on.
Ÿ The RSF will
provide a first-
loss credit risk
coverage to
eligible FIs or
commercial
banks in the
event of defaults
Ÿ The RSF will also
provide working
capital subsidies
to the projects
Ÿ RSF will be
applicable to all
the technologies
men�oned for a
grant for capital
subsidy
Loan financing
provided to set
up a Risk
Sharing Facility
(RSF)-
EUR 5 million
grant
(INR ~40 crores)
Ÿ Waste processing
companies
Ÿ Financial ins�tu�ons
and commercial
banks (these en��es
will host the RSF)
It can be noted that the above financial support men�oned will
be spread over 5 – 7 ci�es selected as part of NAMA facility
project. The financial support will be available only a�er
approval of this project in the year 2020 (tenta�vely in the
month of February – March).
In this Project, the NAMA facility fund may be u�lized for se�ng
up the CO capture unit (one of its find kinds in India) that will 2
have a direct impact on the environment by reducing the carbon
footprint. In addi�on, the fund can be u�lized for the installa�on
of a Supervisory Control and Data Acquisi�on System (SCADA)
for real-�me based monitoring of the Project. This will ensure
con�nuous monitoring of the Project that will help to take
necessary proac�ve measures for enhancing the up�me of the
Project.
Project implementa�on schedule
Implementa�on schedule broadly includes securing
permits and licenses, achieving financial closure, the land
acquisi�on/ leasing, performing detailed engineering,
erec�on and commissioning and deployment of O&M
resources. This has been described in Table 14.
Financing analysis
An es�ma�on for the capital cost, opera�onal
parameters for revenue streams and expenses, financing
op�ons, various assump�ons, input assump�ons, and all
other terms and condi�ons were discussed with various
stakeholders, industry players, and consultants. Further,
a financial model was developed capturing the detailed
calcula�ons to evaluate the various business models to
understand the commercial viability of the Projects.
In this financial analysis, the project internal rate of return
(PIRR), equity IRR (EIRR), average debt service coverage
ra�o (DSCR), minimum DSCR, net present value (NPV) and
payback period were evaluated and a sensi�vity analysis
was conducted to understand the varia�ons of the above
parameters by changing the input condi�ons.
Figure 25: Financial parameters for evalua�on of business models
Project IRR
Whether the project IRR is favourable and is higher
than the weighted average cost of capital? As per
market intelligence, a minimum PIRR of 12% to 14% is
desired.
Equity IRR
Whether the equity IRR is favourable and is higher
than the cost of equity? The cost of equity changes
depending on the expecta�on of the investor. As per
market intelligence, a minimum EIRR of 18% to 20% is
desired.
DSCR
Whether the project is genera�ng sufficient cash flow
to service the debt taken for the project (principal and
interest repayment)? As per market, a minimum
DSCR of 1.20 and an average DSCR of 1.40 is desired.
NPV
Whether the project is genera�ng posi�ve NPV if the
future cash flow is discounted using the weighted
average cost of capital (WACC) as the discoun�ng
factor? As per market intelligence, a posi�ve NPV is
desired, depending on the expecta�on of the investor.
Payback period
Calculate the payback period to assess the length of
�me an investment reaches a break-even point. The
expecta�on of the payback period depends on the
expecta�on of the private investor. As per market
intelligence, a payback period of 6 to 8 years is desired.
The outcome of the above-men�oned parameters will
determine the financial viability of the project, subject to
the expecta�on of the investor based on the market prices.
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Table 14. Project implementa�on schedule
Securing statutory approvals, as per
applicable policies and regula�ons
Ac�vityPeriod in Months
1
Land iden�fica�on along with acquisi�on/
leasing
The signing of long-term agreements for
o�ake of products and by-products
Procurement contracts with suppliers and sub-
contractors
Detailed engineering and finaliza�on of
technical specifica�ons
Financial Closure*
Comple�on of construc�on works – civil,
installa�on and electrical
Erec�on, tes�ng, and commissioning
Achieving the commercial opera�on date
Commencement of O&M ac�vi�es
* Timelines for financial closure may vary depending on the financing ins�tu�ons, as applicable.
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA28
4. Way forward
Assistance required from BBMP
Commercial viability of the Project will require following assistance from BBMP.
2 3 4 5 6 7 8 9 10 11 12
Loca�on of the Project:
BBMP to help Iden�fy and provide a con�guous land parcel to the extent of 8 – 10 acres for se�ng up the Project. It is suggested to u�lize the
premise of an exis�ng compost plant and u�lize the current supply chain for collec�on, compac�on, and transporta�on of waste from the fruit
and vegetable markets. In this regard, the unu�lized 08 – 10 acres land parcel available inside KCDC, Kudlu plant is an ideal loca�on for se�ng
up the Project, subject to the final consent from BBMP.
Selec�on of fruit and vegetable markets:
The select 08 large fruit and vegetable markets within BBMP area produce about 200 TPD of wastes and the list follows: Cluster 1 (West
and South zone) for 100 TPD: KR market (~60 TPD), Kalasipalyam market (~20 TPD), Binnypet market (~20 TPD) Cluster 2 (East zone) for
60 TPD: More market (30) and Russel & Nala market (~30 TPD) Cluster 3 for 25 TPD (South zone): Madiwala market (~25 TPD) and
Banashankari market (~15 TPD). A 100 TPD will be u�lized for the Project out of 200 TPD of available stable feedstock.
Compac�on and transporta�on of waste:
Compac�on and transporta�on of such segregated waste from the above fruit and vegetable markets at the doorstep of the plant, at
the cost of BBMP. In this regard, BBMP may need to change certain terms in the exis�ng contracts for the transporta�on of waste.
Segrega�on of waste at source:
BBMP may ensure segregated waste at the Project loca�on on a daily basis.
O�ake arrangement:
Gas supply agreement (GSA) with the off-taker (GAIL, IOCL, CGD) of CBG at least for a period of 20 – 25 years. Usage of CBG
operated buses by the Karnataka Transport Department to increase the demand for CBG. Long-term agreements with hor�culture
department, agriculture department or any other department for off-take of organic fer�lizer, compost (if any), brique�es, etc.
Agreements with government/ private for o�ake of CO and its commercializa�on, first of its kind in India.2
Approvals:
BBMP may facilitate all permits and approvals for SPV related to the construc�on and opera�ons of the Project.
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Figure 26: Procurement process
Contract monitoring and administra�on
Comple�on of the plant
Long term agreements for sale of products & by-products
Contract execu�on with the successful bidder
Selec�on of a developer
Bid process management
Pre-bid mee�ng and clarifica�on of bidder's queries
Prepara�on of bid documents – RFP, Contracts etc.
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA29
Selec�on of private investor
BBMP may be required to conduct a procurement
process for selec�on of a private developer, as per the
public procurement guidelines of Karnataka. In this
regard, BBMP may follow an e-tendering process
through interna�onal compe��ve bidding.
Equity infusion:
BBMP may infuse equity into the SPV up to 26% of the total project cost, subject to its concurrence.
As it is suggested to keep the bidding process technology neutral, it is recommended that there shall be a provision for the equipment
supplier for equity investment to a certain extent, which may be consulted with BBMP.
Payment security:
BBMP may provide a payment security mechanism in the form of a le�er of credit or escrow mechanism to ensure �mely payments of
O&M contractor fee in case of any default made by the private investor in the SPV.
Subsidy:
BBMP may discuss with GoK to provide 50% subsidy on organic fer�lizer, as applicable to compost plants set up by BBMP.
Electricity:
BBMP may facilitate with BESCOM to provide an electrical connec�on during construc�on and opera�on period. However, the
monthly electricity payments will be made by the developer/plant operator.
Water:
BBMP may provide the water requirements required during construc�on and opera�on period.
Security services:
BBMP may u�lize the current deployment of the security services for KCDC, Kudlu plant and extend the same services for the
Project, without any cost.
Others:
Any requirement which may be suggested during further discussions with responsible stakeholders.
BBMP may include but not be limited to the following while
structuring the bid documents:
Ÿ No�ce invi�ng tender
Ÿ Instruc�ons to bidders
Ÿ Bid datasheet
Ÿ Qualifica�on requirement
Ÿ Terms of reference
Ÿ General condi�ons of contract
Ÿ Special condi�ons of contract
Ÿ Func�onal parameters
Ÿ Contract agreement
Ÿ Forms for submission of the bid
Ÿ Forms for contract agreement
In summary
Government of Ind ia has set the t a rget of
reducing the oil import dependence from 77% in 1 8FY14 to 67% by FY22 . India is focusing on
increasing domes�c produc�on, promo�ng the
use of biofuel and energyconserva�on to reduce
dependence on oil import. At present, India
relies more than 80% on imports to meet its oil 19demand .
18. GoI 'Urja Sangam' conference in March 2015
19. h�ps://www.reuters.com/ar�cle/us-india-oil-exclusive/exclusive-
indian-refiners-may-reduce-oil-imports-as-crude-prices-soar-
rupee-struggles-idUSKCN1M408G
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Figure 27: Key benefits of CBG projects
CBG offset the conven�onal energy sources viz. coal,
petrol, diesel, CNG, LPG, etc. Unlike other forms of
renewable energy that are dependent on geographical
loca�on, biogas or CBG produc�on is geographically
independent and the feasibility is largely dependent on
the availability of feedstock. Hence, CBG projects are
feasible irrespec�ve of geography and terrain.
CBG technologies can make a significant contribu�on to the
UN Sustainable Development Goals (SDGs) targets and
goals, not only through genera�ng ultra-low carbon energy
and organic fer�lizer, but also through the reduc�on of
harmful methane emissions from food, fruit and vegetable,
farming and other organic wastes, providing energy and
food security, improving waste management and sanita�on,
and increasing the quality of life.
GoI has launched “Na�onal Policy on Biofuels -2018”
and SATAT program to encourage CBG market in India
that would benefit the na�on in reducing the import
dependency and managing the fiscal condi�ons.
Further, GoI has plans to integrate CBG networks with
CGD networks to boost supplies to domes�c, industrial,
commercial, and retail users in exis�ng and future
markets, which will ensure access to a cleaner and more
affordable renewable fuel.
The Smart Ci�es Mission of GoI has proposed the
integra�on of 60 out of the 100 selected ci�es into the
CGD network. The proposed business model could help
in tackling the twin problems of scien�fic waste
management and availability of cleaner fuel in the gas
network in these Smart Ci�es, for transport, domes�c
and commercial purposes.
Responsible waste management, reduc�on in carbon
emissions and pollu�on
Boost to entrepreneurship, rural economy and
employment
Support to na�onal commitments in achieving climate
change goals
Reduc�on in import of natural gas and crude oil
Buffer against crude oil/gas price fluctua�ons
INVESTING GREEN - A CASE FOR WASTE TO BIOCNG IN BENGALURU, INDIA30
Table 15. Top 10 ci�es of India ranked by waste genera�on.
Rank City Popula�on Waste
(2011) genera�on
(TPD) - FY16
1 Mumbai 12,442,373 11,000
2 Delhi 11,034,555 8,700
3 Bangalore 8,443,675 3,700
4 Chennai 7,088,000 5,000
5 Hyderabad 6,731,790 4,000
6 Ahmedabad 5,577,940 2,500
7 Kolkata 4,496,694 4,000
8 Surat 4,467,797 1,680
9 Pune 3,124,458 1,600
10 Jaipur 3,046,163 1,000
Source: EnviStats 2018, published by the Central Sta�s�cs Office
under the Ministry of Sta�s�cs and Programme Implementa�on
CBG plants create a socio-environmental impact by
reducing carbon footprint, conserving fossil fuels and
providing a sustainable business opportunity. CBG is
similar to CNG in its composi�on and energy poten�al.
India has vast poten�al for genera�on of CBG from municipal
waste. According to MNRE, in comparison to the levels of the
developed world of about 1 to 2.50 kg per capita per day,
average MSW genera�on in India is about 450 gm per capita per
day. The MSW genera�on rate in the country is 200 – 300 gm
per capita per day for small towns, 300 – 400 gm per capita per
day for medium ci�es and 400 – 600 gm per capita per day for
large ci�es.
Opportuni�es and scalability of the
program
This project may be scaled up to a larger program by
e x t e n d i n g t h i s c o n c e p t t o v a r i o u s o t h e r
municipali�es within Karnataka including but not
limited to the select large ci�es such as Hubli,
Dharwad, Gulbarga, Bellary, Mangalore, Mysore,
Davanagere, Belgaum, Bijapur, etc. Further, this
program may be rolled out to all metro ci�es and
other large ci�es in India.
The details of the top 10 ci�es In India, based on per day
total waste genera�on, where CBG projects may be
explored is Table 15.
As it is generated from Biomass, it a�racts all the
commercial benefits pertaining to renewable sources of
energy.
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