case studies on adoption of advanced coal-fired power ... · pdf fileadvanced coal-fired power...
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Case studies on adoption of advanced coal-fired power technology
in emerging economies“Cleaner and more efficient coal technologies in Rus sia”
Expert meeting 10 December 2012, World Trade Center, Moscow
Kurt BusekrusHitachi Power Europe [email protected]
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Reduce non-GHG emissions Reduce CO2 emissions Efficiency improvement
Efficiency improvement reduces specific fuel consumption and also reduces specific pollutant
emissions.
High-Efficiency, Low-Emissions (HELE) CCS
The IEA recommends High-Efficiency, Low -Emissions (HELE) technologies
Source: IEA, Workshop on Advanced-USC Coal-fired Power Plants
Vienna, Austria, 19-20 September 2012
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Hitachi covers all High-Efficiency, Low -Emissions coal-fired power technologies
Source: Hitachi IR Day 2011
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Hitachi built global business structure for growing power markets
Source: Hitachi IR Day 2012
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Hitachi has experiences of building coal-fired power plants in many regions
Source: Hitachi IR Day 2012
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Development of process parametersRecent high efficient steam generators
Actual running power plants projects in Germany and western Europe marking the worldwide most modern state of the art
180 220 240 260 280 300 380
700
620
600
580
560
540
Lippendorf
Niederaußem K
Boxberg
Neurath F/G
Schkopau
Germany, lignite
Boxberg R
SH
Out
let T
empe
ratu
re °° °°
C
SH Outlet Pressure bar
Hitachi-Naka #1 Tachibana Wan #2
Matsuura #2
Shinchi #1 Noshiro #1 Hekinan #2
Nanao-Ohta #1
Haramachi #2
Japan since 1995
Germany/Western Europe , bituminous
RKW NRW
Altbach 2 Staudinger 5
Rostock
Bexbach 1 Studstrup
Moorburg
MaasvlakteRotterdam
Medupi / Kusile
South AfricaIndia
Solarpur/Meja/Raghunathpur
∆η∆η∆η∆η ≈≈≈≈ 3 %∆η∆η∆η∆η ≈≈≈≈ 4 %
Kozienice
Poland
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167 bar538/538 °°°°C
Measures for Increasing the Efficiency ofthe Water / Steam - Cycle
Increase of Steam Parameters Development of Processesand Components
41
42
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45
46
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49
50
51
Net
effi
cien
cy(%
)
Fuel: bituminous coal / Condenser pressure: 0.04 bar
1.3
270 bar580/600 °°°°C
1.5
250 bar540/560 °°°°C
0.6
285 bar600/620 °°°°C 0.7
300 bar625/640 °°°°C
0.8
Doublereheat
0.6Auxiliarypowerrequire-ments
Boiler efficiency
Pressurelosses(verticaltubing)
Water /steamcycle
0.6Wasteheatutilizationin steamgenerator
1.6
300 bar700/720 °°°°C
0.4
Steamturbineefficiency
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Coal Consumption vs. Efficiency of Power Production
Source: Wege zum emissionsfreien fossilen Kraftwerk (COORETEC)
0
0,2
0,4
0,6
0,8
1,0
15 20 25 30 35 40 45 50 55
t S
KE
/MW
h
Coal Consumption t SKE/MWh
Net efficiency %
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CO2 Emissions of Power Plants Fired with Different Fuels
0
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1000
1200
1400
1600
0,25 0,3 0,35 0,4 0,45 0,5 0,55 0,6
net efficiency ηηηη (power generation) [-]
CO
2 em
issi
on [g
/kW
h] hard coal
100% biomass
lignite (rhinish)
natural gas
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HPE know -how for a world wide range of coal qualities
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+107,000 m
+100,450 m
±0,000 m
P.S. Rotterdam (790 MW )Supercritical Steam Parameters
� 1 x 790 MWel / 1 x 2143 t/h
� Start Commissioning 2013
� Bituminous CoalHu = 24,9 MJ/kgA = 14,7 %W = 8,1 %
� Design parameters:SH: 603 °°°°C / 290 bar aRH: 621 °°°°C / 75 bar a
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P.S. Maasvlakte (1100 MW)Supercritical Steam Parameters
� 1 x 1100 MWel / 1 x 2939 t/h
� Start Commissioning 2013
� Bituminous CoalHu = 24,9 MJ/kgA = 14,3 %W = 8,2 %
� Design parameters:SH: 600 °C / 285 bar aRH: 620 °C / 58 bar a
+121,500m
+115,500m
+0,000m
MPS® 265 (Capacity114 t/h)
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Outline of technology in Korean Project
Installation Plan at Korea Western Power’s Taean Thermal Power Plant
Units No. 9 and No. 10
The Largest Thermal Power Generation Equipment in t erms of Power Generation Capacity in South Korea
Two boilers and two steam turbines and generators for use in the No. 9 and No. 10 units of the Taean Thermal Power Plant. The boilers are 1,050MW-class for ultra-supercritical (USC) coal-fired thermal power generation and the steam turbines and generators are to be developed independently by Hitachi.
Boiler
Type:Once-Through Benson
Main Steam Flow : 3145t/h
Steam Conditions :25.9MPa, 603℃/613℃
SteamTurbine
Type : Tandem Compound Four FlowLast Stage Blade : 50”Ti
Steam Conditions :25MPa, 600℃/610℃
Output :1050MW
Generator
Type : Hydrogen cooled, cylindrical rotor type
Capacity :1254MVA
Terminal Voltage:27kV
Power Factor : 0.90( lagging), 0.95( leading)
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Case studies on adoption of advanced coal-fired power technology
� Construction of Super Critical boilers in South Afr ica
(800MW x 12 unit (B))
� Construction of Boilers and Turbines by partnering
with local manufactures in India (660MW x 6 unit (B ),
� EPC project for a Super Critical coal-fired power
plant in Poland (1000MW x 1 unit (B,T,G & AQCS)
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P.S. MedupiSupercritical steam parameters
� 6 x 794 MWel / 2290 t/h
� Start Commissioning 1 st Unit 2013
� Bituminous CoalHu = 17,8 MJ/kgA = 32,3 %W = 10,6 %
� Design parameters:
SH: 564 ºC / 258 bar
RH: 572 ºC / 53.2 bar
� Start Commissioning 2013
0.000 m
108.750 m
102.650 m
67.678 m
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Indien NTPCSupercritical steam parameters
� 6 x 660 MWel / 6 x 2120 t/h
� Start Commissioning 2016
� Bituminous CoalHu =12,7 MJ/kgA = 41,4 %W= 14,0 %
� Design parameters SH 568 C / 251 bar, RH 596 C / 52 bar
- 0.200 m
+ 112.500 m
+ 106.020 m
+ 58.000 m
+ 99.400 m
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KozieniceSupercritical steam parameters
� 1 x 1000 MWel / 1 x 2016 t/h
� Start Commissioning 2016
� Bituminous CoalHu =21,5 MJ/kgA = 22,0 %W = 11,3 %
� Design parameters SH 603 C / 267 bar, RH 621 C / 65,7 bar
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DS® Burner Development
Vortex Burner before 1976 DS® Burner today
Secondary Air
Core Air Oil Gun
Pulverized Coal
Fuel Nozzle
Pulverized Coal Secondary Air
Swirl BladesCore Air
Oil Gun
Vortex Burner developed in 1978
Oil Gun
Core Air
Pulverized Coal Secondary Air Tertiary Air
Swirl Blades
0,7 0,8 0,9 1 1,1 1,2 1,3 1,40
200
400
600
800
1000
1200
1400
Burner air ratio
Vortex-Burner
DS-BurnerWS-Burner
AdjustableSwirl BladesTertiary Air
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Advanced Coal-Fired Power TechnologySupercritical Tower Type Steam Generator
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Advanced Coal-Fired Power TechnologySupercritical Tower Type Steam Generator
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Advanced Coal-Fired Power TechnologySupercritical Tower Type Steam Generator
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Technology of steam turbine in Poland
HP Turbine
(Single or Double Flow)
2-LP Casings (4 Flow) with various size of last stage blade
Continuous Covered Blade to improve the seal performance
IP Turbine (Double Flow)
Advanced Vortex Nozzle to improve the stage efficiency
800-1300MW Class Steam Turbine for Polish Power Pla nt
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Technology of steam turbine in India and Poland
1970 1980 1990 2000 2010 2020
Europe
Japan
USA
China
Japan / Isogo No.2 / 600MW 600°°°°C / 620°°°°C 25MPa
(Commercial Operation since 2009)
Super Critical Pressure Steam Turbine Technology
Poland/Kozienice No. 11 / 1075MW600°°°°C / 620°°°°C 25MPa
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Summary
� Hitachi can provide all technologies for advanced c oal-fired power generation .
� Hitachi has experiences of making an optimum design for coal-fired power plants considering local conditions.
� Hitachi is open for technical collaboration with competent local companies.
� Hitachi would like to contribute to implementing cleaner and more efficient coal technologies in Rus sia.
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Case studies on adoption of advanced coal-fired power technology
in emerging economies
“Cleaner and more efficient coal technologies in Rus sia”Expert meeting
10 December 2012, World Trade Center, Moscow
Kurt BusekrusHitachi Power Europe [email protected]
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