lowering opex with hybrid solar · all rights reserved © poweroasis 2012 lowering opex with hybrid...

All Rights Reserved © PowerOasis 2012

Lowering OPEX with Hybrid Solar

Nov 2013

Mobile Energy Efficiency

Technology Partner


� PowerOasis Overview

� Best Practice in Hybrid & Hybrid Solar

� What is Possible with Successful Deployments

� Getting the Right Technology & Product Roadmap

� Conclusion

2

AGENDA


Solving Energy Challenge Makes a Difference

Financial Return

Network AvailabilityNetwork

AvailabilityNo GridNo Grid Energy

Sources

Energy

Sources

Control from NOC

Control from NOC

Intelligent Power Systems

No

Grid


PowerOasis Manager™

Common Hardware Platform – multiple

system configurationsNOC Management &

Control

Scale, Quality & Delivery at low cost

System design, modelling & Business Case

ROI & TCO

PowerOasis Leadership in Telecom Solutions

$-

$50,000

$100,000

$150,000

$200,000

$250,000

$300,000

$350,000

1 2 3 4 5 6 7 8 9 10

Year

PowerOasis Hybrid & Solar Systems

TCO

Cat 1 Baseline

Cat 1 Hybrid

Cat 1 Hybrid + Solar

4


PowerOasis Leadership in Telecom Solutions

$-

$50,000

$100,000

$150,000

$200,000

$250,000

$300,000

$350,000

1 2 3 4 5 6 7 8 9 10

Year

PowerOasis Hybrid & Solar Systems

TCO

Cat 1 Baseline

Cat 1 Hybrid

Cat 1 Hybrid + Solar

5

PowerOasis has over 500 Hybrid Solar Sites , in Egypt, Kenya, Morocco, Nigeria & Uganda.

3rd Generation Platform, low cost, common platform, modular expansion, easy to install

Best Performance in Fuel savings.

Power Control & Management at the NOC, stops sending people to site.


� PowerOasis Budget

� Business Case

� Success Criteria

� Site Layout

6

Best Practice In Hybrid & Hybrid Solar


PowerOasis – Site Power Analysis & Budgeting

7

BusinessImperatives

Site Inputs/

Requirements

FinancialOPEX SavingsPaybackROI

FinancialOPEX SavingsPaybackROI

Operational Green Energy Site Availability User QoE

Operational Green Energy Site Availability User QoE

Onsite Generator Spec

Onsite Generator Spec

Generator Runtime

Generator Runtime

Site Autonomy

Site Autonomy

Site LoadSite Load

Site Power

Analysis

Site Power

Analysis

Solar

Insolation

Analysis

HVACHVAC

Battery Lifecycle Modelling

Generator

Fuel Efficiency

Curves Site Wind Performance


PowerOasis – Site Power Analysis & Budgeting

8

Site Power

Analysis

Site Power

Analysis

Power Budget

Site Business Case


Area KPI Met Evaluation

Criteria?

Ease of Installation and

CommissioningSimple & Cost Effective Installation

Acceptance Testing Automated Acceptance Testing

Financial Benefits Reduced Diesel Consumption

Battery Warranty Audit Reporting

Operational Benefits

Start/stop Generator Remotely

Remote Configuration Management

Monitoring and Reporting

Functional Compliance

SoC Cycling

Alarm Configuration & Generation

Mgnt of Comms Loss

Accuracy of Fuel Measurement

9

System Evaluation KPI’s / Success Criteria


Site Layout


What is Possible ?

•Results from Benchmarking Performance

•Generator Run time saving

•Fuel savings & elimin ate Theft

•Solar Contribution

•Optimizing performance

•Battery Temperature


� Two PowerOasis Systems benchmarked from Uganda Network

− Hybrid & Hybrid + Solar Configurations

− Evaluation period; March – April 2013

� Benchmark Criteria included;

− Ease & Quality of System Installation

− Financial Benefits

� Fuel Savings / Reduced Theft

� Reduced Ops & Maintenance Costs

− Operational Benefits

� Remote Configuration Mgnt

� Remote System Control Functions

� Alarms & Events

� Site & System Monitoring and Reporting

12

Compare Uganda Network Sites

Hybrid + Solar System at

Site B (0.9kW Load)

Diesel Hybrid System

at Site A (1kW Load)


� Site Configurations;

− 14 Hour Absorption run every 7 days

� Site A

− 76% run time reduction

− Asset life extension from 21 months to 86 months

� Site B

− 86% run time reduction

− Asset life extension from 21 months to 140 months

13

Uganda Results – Generator Run Hours

168

40

240

20

40

60

80

100

120

140

160

180

Baseline Site A Site B

Ho

urs

Genset Run Hours

(Weekly Average over Trial Period)

Baseline Site A Site B

3.7 Hrs per day+

14 Hr Absorption

1.5 Hrs per day+

14 Hr Absorption


Uganda Results – Fuel Savings

243

97 102 10293 98.5

0

50

100

150

200

250

300

Baseline Week 1 Week 2 Week 3 Week 4 Average

Litr

es

Fuel Consumption at Site A

187

45 4148 47 45

0

20

40

60

80

100

120

140

160

180

200

Baseline Week 1 Week 2 Week 3 Week 4 Average

Litr

es

Fuel Consumption at Site B

60% fuel savings at Site A 75% fuel savings at Site B


Solar power generated during the benchmark accounted for 37% - 40% of the total power required

to run the site

15

Uganda Results – Power Production

Site B site configuration;

� Average site load = 0.9kW

� 2.24kW PV Array

� 12.5kVA Generator

� 570Ah Battery Bank

0

20

40

60

80

100

120

140

160

180

We

ek

1

We

ek

2

We

ek

3

We

ek

4

kW

hr/

we

ek

Site B Power Generation

Solar kWh

Gen kWh


Eliminate Fuel Theft

0

50

100

150

200

250

300

150 150 141

112

300 300272

300

Fuel stolen in Litres Fuel delivered in Litres

� PowerOasis system installed in monitoring mode in December

� System generated multiple fuel theft alerts during initial 3 weeks

� Customer Ops team able to identify theft sources and eradicate

� Site monitoring has been a sustainable deterrent thereafter


Uganda Network Results

Site B:

10 year RoI% = 780%

Payback = 19 Months

Site A:

10 year RoI% = 950%

Payback = 15 Months

$334,209

$96,286

$-

$50,000

$100,000

$150,000

$200,000

$250,000

$300,000

$350,000

$400,000

0 1 2 3 4 5 6 7 8 9 10

Site B: 10-Year TCO

Baseline diesel 24/7 CDC + solar

$392,380

$174,067

$-

$50,000

$100,000

$150,000

$200,000

$250,000

$300,000

$350,000

$400,000

$450,000

0 1 2 3 4 5 6 7 8 9 10

Site A: 10-Year TCO

Baseline diesel 24/7 CDC


Right Technology & Product Roadmap

•Modular and Factory Tested Systems

•Remote Management & Software Control

•Reporting & Analysis


Modular Power System

Battery breaker

Battery breaker

Modem / Enetswitch rail

Fan

Inlet filter

AC + surge protection

PowerOasis Smarthub

iPV Solar shelfATS Transfer switch

DC distribution

Rectifier

DC distribution

Multimode Base Station BBU and Transmission equipment fitted here


Factory Integration

BaseStation &

Transmission

ZTE


Diesel Hybrid with Solar

BTS

Power control &

rectifiers

Battery

Cabinet &

deep cycle batteries


PowerOasis Manager

Status map of entire network

Parameter tracking in real timeComponent monitoring, drill down into

each component for status reports

Network or site specific KPI reports

Integrated Power Software Management Platform


Let us rollout in your network and capture the benefits.

23

Conclusion


Thank You!

� [email protected]

� +44 1793 784242 (all enquiries)

�

lowering opex with hybrid solar · all rights reserved © poweroasis 2012 lowering opex with hybrid...

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