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© 2017 Toshiba Corporation
Clean Coal Day in Japan 2017
Toshiba's high-efficiency and
low emission technology in
thermal powerSeptember 6, 2017
Shinya Fujitsuka
Technology Executive
Energy Systems & Solutions Company
Toshiba Corporation
© 2017 Toshiba Corporation 1
TOPICS
01 Toshiba’s Profiles
02 Advanced Ultra Super Critical
05 Super Critical CO2 Cycle Generation
03 High Efficiency Combined Cycle
04 Carbon dioxide Capture Technology
© 2017 Toshiba Corporation 2
TOPICS
01 Toshiba’s Profiles
02 Advanced Ultra Super Critical
05 Super Critical CO2 Cycle Generation
03 High Efficiency Combined Cycle
04 Carbon dioxide Capture Technology
© 2017 Toshiba Corporation 3
Toshiba’s Profiles
President & CEO Energy Systems & Solutions Company
Energy Business Domain
Toshiba Digital Solutions Corporation
Satoshi Tsunakawa
Board of Directors
Toshiba Infrastructure Systems & Solutions Corporation
Nuclear energy Systems & Solutions Division
Smart Community Center
Social Infrastructure Business Domain
Digital Solutions Business Domain
As of July 1, 2017
Toshiba Tec Corporation
Toshiba Electronic Devices & Storage Corporation
Electrical Devices Business Domain
Toshiba Memory Corporation
TOSHIBA CORPORATION
Basic Corporate Data (Financial and Stock Data, as of March 31, 2017)
Founded
Location
Common Stock
Net Sales
Number of Employees
: July 1875
: 1-1, Shibaura 1-chome, Minato-ku, Tokyo, Japan
: ¥200,000 million
: ¥4,870.8 billion (As of June 23, 2017)
: approximately 153,000
TOSHIBA Building (Headquarter)
Thermal Power
ElevatorsRailway
Systems
HDD NAND
IoT Architecture
© 2017 Toshiba Corporation 4
Toshiba Field for Energy Business
Renewable Energy
Transmission and Distribution / Energy Storage
Thermal Power
Photovoltaic
Power Generation systems
Hydro Power
Geothermal Power
T&D Battery-based Energy Storage Systems
Providing the world with technologies and services for making, transmitting and storing clean energy
Realizing a low-carbon economy
© 2017 Toshiba Corporation 5
Top Market Share Products of Energy Business
As of End of June,2017
No.1 share* 44% in Japan*Number of unit basis
Coal fired ultra super-critical turbines
Thermal Power Geothermal Power
World’s No.1 share* 23%*Operating plant capacity basis
Geothermal turbines
*Number of plant basis
World’s No.1 share* 55%
Adjustable-speed pumped storage systems
Thermal Power Hydro Power
*World’s most efficient class C/C system 64%
*LHV(Low Heating Values) basis
We supply various No.1 products all over the world
© 2017 Toshiba Corporation 6
Toshiba Turbine Generator ExperienceTotal : 1,975 Units / 198,838 MW (Delivery record)
The first Shipment 1927
Note: manufactured by Toshiba Keihin Product Operations and
TJPS(Toshiba JSW Power Systems Pvt. Ltd.)
UK
1(210)
Cyprus
2(120)Egypt
6(1,764)
Nigeria
4(56)
Botswana
1(33)
South Africa
2(118)
Kuwait
22(4,470)
Turkey
3(153)
Bulgaria
3(532)
Italy
4(994)
Lebanon
4(130)
Kenya
4(300)
Pakistan
3(137)
Sri Lanka
1(6)
Bahrain
1(65)
Iceland
1(34)
India
28(10,448)
Bangladesh
5(41)
Myanmar
2(0.9)
Thailand
8(348)
Malaysia
24(4,590)
Vietnam
7(4,288)
China(incl. Taiwan Region)
51(13,637)
Korea
34(4,220)
Japan
1,460(82,807)
Philippines
27(1,114)
Australia
55(11,672)New Zealand
2(167)
Nauru
1(0.1)
Papua New Guinea
3(194)
Canada
10(1,427)
Mexico
31(2,754)
Costa Rica
1(55)Venezuela
7(1,418)
Antigua
2(18)
Puerto Rico
1(214)
Brazil
3(155)
Argentina
3(14)
Indonesia
20(4,634)
Iran
4(255)
UAE
8(6,528)
USA
115(38,719)
CountryUnit(MW)
As of June, 2017
© 2017 Toshiba Corporation 7
Advancing CO2 Emission Reductions at Thermal Power PlantsCO
2em
issi
ons
(g/k
Wh)
年度
Coal
Sub Critical538~566/566℃ClassSuper Critical 566/593℃ Class
Ultra Super Critical
600/600~630℃ ClassUltra Super
Critical
700℃ ClassAdvanced Ultra Super
Critical
Natural gas
Gas fire power
1100℃ classGas turbine
C/C 1300℃ classGas turbine
C/C
1500℃ classGas turbine
C/C
1600℃ classGas turbine
C/C
●C/C:Combined cycle
First generation performance enhancement technologies
●Transonic air foil●3-D design method
introduced
Second generation performanceenhancement technologies
Most recent performance enhancement technologies
●Large capacity indirect hydrogen-cooled generator
●48 inch long foil
(Sub-C)
(SC)
(USC)
(USC)
(A-USC)
FY
CCS additionally provided
Super critical CO2 cycle
●Continuously coupled Blade●3D optimized blade
(Main steam temperature/Re-heat temperature)
We have supplied products to reduce CO2 emissions.
© 2017 Toshiba Corporation 8
TOPICS
01 Toshiba’s Profiles
02 Advanced Ultra Super Critical
05 Super Critical CO2 Cycle Generation
03 High Efficiency Combined Cycle
04 Carbon dioxide Capture Technology
© 2017 Toshiba Corporation 9
Advanced Ultra Super Critical (A-USC)
Coal-fired thermal power
USC maximum efficiency: about 42% (transmission end HHV)
Main steam pressure: 25Mpa
Main steam temperature / reheat steam temperature: 600/600℃
A-USC efficiency: a further 10% improvement
Main steam pressure: 35Mpa
Main steam temperature / reheat steam temperature: 700/720/720℃
Further efficiency improvements with steam in excess of 700 degC
© 2017 Toshiba Corporation 10
We developed a Ni base material that can withstand high temperature steam,
and manufactured rotor, casing and turbine blade.
A-USC Turbine & Material development
Turbine rotor
(TOS1X-II)
Rotor welding
(TOS1X-II)
Turbine inner casing
(Alloy625)
Turbine blade
(U520)
© 2017 Toshiba Corporation 11
A-USC Turbine & Material verification
We are verifying the developed materials by boiler test and rotation test.
Boiler test
Casing test
Boiler of Mikawa
power plant
Boiler test Rotation test
Rotation test equipment
Rotor after test
© 2017 Toshiba Corporation 12
TOPICS
01 Toshiba’s Profiles
02 Advanced Ultra Super Critical
05 Super Critical CO2 Cycle Generation
03 High Efficiency Combined Cycle
04 Carbon dioxide Capture Technology
© 2017 Toshiba Corporation 13
Gas-fired thermal powerMaximum efficiency: about 64%(generation end LHV)
High Efficiency Combined Cycle
Realize world-class efficiency through a
combination of gas and steam cycles (combined cycle)
High efficiency gas turbine latest steam turbine cycle
Image of combined cycle power plant
+
© 2017 Toshiba Corporation 14
Advanced seal
High performance blade profile
48”翼最終段翼
チタン製48”最終段翼
48”翼最終段翼
チタン製48”最終段翼
High Efficiency LSB
LSB series / Exhaust hood
High Efficiency Steam Turbine Technology
High Efficiency Steam Turbine
Toshiba will realize high efficiency of the power plant .
© 2017 Toshiba Corporation 15
Optimization of stator core end structure Increased heat transfer by HTC insulation
Toshiba will realize high efficiency of the power plant .
High Efficiency Turbine Generator Technology
High Efficiency Turbine Generator
Result of large-scale magnetic field analysis
Magnetic flux
densityHigh
Low
Trends in generator cooling methods
and power generation capacity ranges
1999
2016
FY
0 200 400 600 800 1,000 1,200
Capacity (MVA)
Air
cooled
Hydrogen
cooled
Water
cooled
Air
cooled
Hydrogen
cooled
Water
cooled
*HTC: High Thermal Conductivity
Application of HTC* insulation
© 2017 Toshiba Corporation 16
TOPICS
01 Toshiba’s Profiles
02 Advanced Ultra Super Critical
05 Super Critical CO2 Cycle Generation
03 High Efficiency Combined Cycle
04 Carbon dioxide Capture Technology
© 2017 Toshiba Corporation 17
Technology Features
・ Capture CO2 at high purity・ Flexible design (Amount of CO2 Capture, Can be integrated into operating plants )
・ Track record in coal-fired power plants (10,264 operating hours)
Advancing Post-Combustion CO2 Capture
Technology Applications(as of October 10, 2016)
※1 Mikawa:Incorporated company Sigma power Ariake Mikawa power plant
Capturing CO2 from all emission sources
Mikawa※1 pilot plantCommissioned: September 2009
Captures 10t / day from Mikawa
thermal power flue gas
Saga CCU plantCommissioned: September 2016
Captures and utilizes 10t / day from Saga
waste incineration plant flue gas
Mikawa Ministry of the
Environment PJ demo plantCommission: 2020 (scheduled)
Capture more than 500t /day from
Mikawa thermal power plant flue gas
© 2017 Toshiba Corporation 18
A-USC Steam Turbine
A-USC Thermal Plant with CCS
• CO2 capture capacity : 10 t-CO2/day
• Cumulative 10,264 hours of operation(as of Oct. 2016)
R&D for Zero Emission solutions ;
A-USC : 700C/720C/720C, efficiency 46% (HHV)
CCS capture performance : < 2.0 GJ/ton-CO2
Target
CCS Pilot Plant
in Japan
90% CO2 reduction by combination of A-USC & CCS
A-USC & CCS
© 2017 Toshiba Corporation 19
TOPICS
01 Toshiba’s Profiles
02 Advanced Ultra Super Critical
05 Super Critical CO2 Cycle Generation
03 High Efficiency Combined Cycle
04 Carbon dioxide Capture Technology
© 2017 Toshiba Corporation 20
Heat
Exchanger
High
Pressure
CO2
CO2
Turbine
Combustor
Mist Separator
AirFuelOxygen
(CO2, H2O)
Cooler
CO2
Water
CO2 Pump
Air Separation Unit
Super Critical CO2 Cycle Generation
CO2 capture without separation and recovery system
Super Critical CO2 Cycle Efficiency comparison
0
60
80
Eff
icie
ncy
(%
)
C/C+CO2
recovery system(90% CO2 capture)
Super critical
CO2 cycle(100% CO2 capture)
CO2 capture energy
Size Comparison
250MW class
CO2 turbine
250MW class
steam turbine
Approx. 1/3
100% CO2
Capture
© 2017 Toshiba Corporation 21
Technology Validation
◆NET Power * is developing
demonstration plant in Texas
* 8 Rivers, Exelon and CB&I
Already started construction of
50MWt natural gas demo-plant
・Scaled down from 250MW class
commercial plant design
◆ Toshiba is to provide turbine and
combustor to this demo-plant
・Started R&D in 2012
・1/5 Scale Combustor test finished
in 2015 in LA
・Turbine Site delivery in Nov. 2016
・1/1 Scale Combustion test
expected before turbine operation
50MWth natural gas demo-plant
© 2017 Toshiba Corporation 22
Cooling Blades
50MWth Turbine for Demo-plant
General
・Scaled down model of future commercial unit
・Combination of gas turbine technology and steam turbine technology
Welded Rotor
Cooling Nozzles
We shipped turbine for demo-plant in Nov. 2016
© 2017 Toshiba Corporation 23
First Ignition
: January 14th, 2013
First 30MPa Combustion
: July 27th,2013
Completion
: November 3rd, 2015
Test Combustor (1/5 scale) Test StandExhaust Duct
Stack
Blow-down Type Test Rig
Combustor Development
We are manufacturing combustors for demo-plant
© 2017 Toshiba Corporation 24