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Transcript of MHI New Turbines
�Mitsubishi Business Confidential
Advanced Turbine Technologies forAdvanced Turbine Technologies forHigh Efficiency CoalHigh Efficiency Coal--Fired Power PlantsFired Power Plants
22ndnd IndiaIndia--Japan Energy ForumJapan Energy Forum““Promoting cooperation in energy efficiencyPromoting cooperation in energy efficiency””
4-5 February 2008
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�Mitsubishi Business Confidential
1. THERMAL EFFICIENCY & STEAMCONDITIONS
2. MITSUBISHI 500����1000MWCLASS TURBINE
3. MHI ADVANCED TECHNOLOGY FOR HIGH EFFICIENCY
4. CONCLUSION
CONTENTS
�Mitsubishi Business Confidential
1. THERMAL EFFICIENCY & STEAM CONDITIONS
�Mitsubishi Business Confidential
STEAM CONDITON & EFFICIENCYSTEAM CONDITON & EFFICIENCY
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Steam Temperature (����)
Net
Eff
icie
ncy
(%LH
V)
CO
2R
educ
tion
(%)
Net Efficiency
CO2 Reduction
Inlet Steam Temperature������������
�Mitsubishi Business Confidential
THERMAL EFFICIENCY & HEAT RATETHERMAL EFFICIENCY & HEAT RATE
BASE
��������600/600
566/593
566/566
538/566
538/538
MPa x degC(%)
1.7
0.8
0.9
0.8
0.9
24.216.7Steam Pressure (MPa abs.)
Hea
t Rat
e di
ffer
ence
of T
urbi
ne
�Mitsubishi Business Confidential
0
500
1000
1950 1960 1970 1980 1990 2000OPERATION YEAR
MW
75 MW REHEAT STEAM TURBINE
SUPERCRITICAL600 MW
NUCLEAR 340 MW
SUPERCRITICAL1000 MW
SUPERCRITICAL1050MW
1175 MW
156 MW
1000 MW1050 MW
1371 MW
1180 MW
NUCLEAR
FOSSIL
HISTORY OF MHI LARGE STEAM TURBINES
DEVELOPMENT OF TURBINE CAPACITY
�Mitsubishi Business Confidential
HISTORY����OF MHI LARGE STEAM TURBINESDEVELOPMENT OF STEAM PRESSURE & TEMPERATURE
400
450
500
550
600
650����
350
OPERATION YEAR1950 1960 1970 1980 1990 2000
510����
566����
480����
538����
SHIN-TOKYO #4 (538/538����)
75MW
OSAKA #3 (566/538����) 156.25MW
GOI #5 (566/566����)
350MW
WAKAMATSU STEP1 (593/593����)
50MW
WAKAMATSU STEP2 (649/593����)
50MW
HEKINAN #3 (538/593����)
700MW
MISUMI #1 (600/600����)
1000MW
MATSUURA #2 (593/593����)
1000MW
TACHIBANAWAN #2 (600/610����)
1050MW
4259 60
88102
127
169190
246 250 255
0
50
100
150
200
250
300
350
400kg/cm2g
2010
PRESSURE
TEMPERATURE
�Mitsubishi Business Confidential
MHI EXPERIENCE OF SUPERCRITICAL LARGE STEAM TURBINE
600/600C24.5MPa1000MW#1MISUMI
600/610C25.0MPa1050MW#2TACHIBANAWAN
595/595C24.5MPa900MW#1MAIZURU
600/600C24.5MPa600MW#5HIRONO
593/593C24.1MPa1000MW#2MATSUURA
566/593C24.1MPa500MW#1NANAO-OTA
538/593C24.1MPa700MW#3HEKINAN
ADVANCED STEAM CONDITION
MORE THAN 34 YEARS:LONG TERM OPERATIONEXPERIENCE
(ALL UNITS IN SERVICE)
28 UNITS:LARGE CAPACITY (�600MW)
�Mitsubishi Business Confidential
HIGHEST STEAM TURBINETHERMAL PERFORMANCE
Turbine Type : CC4F-46 Steam Condition : 25.1MPa 600/610�YEAR IN OPERATION : DEC. 2000
J-POWER TACHIBANAWAN #2 1050MW
��Mitsubishi Business Confidential
3000rpm 48inch Steel ISB
2 pad journal bearing
Advanced direct support LP frame
Advancedflow guide
12Cr HIP Rotor
600°C class advancedHP-IP combined frame
HIGH EFFICIENCY AND ECONOMICAL DESIGN 600MW CLASS with 3000rpm 48inch ISB
TOKYO ELEC. HIRONO #5 600MW
TURBINE TYPE : TC2F-48STEAM CONDITON : 24.6MPa����600/600����YEAR IN OPERATION : Jul.2004
��Mitsubishi Business Confidential
2. MITSUBISHI 500MW����1000MW Class Turbine
��Mitsubishi Business Confidential
OPTIMIZED COMBINATION OF TURBINE COMPONENTS FOR VARIOUS POWER OUTPUT
1200
1100
1000
900
800
700
600
500
400
App
licat
ion
Ran
ge (M
W)
2 Casings
1LP+HIP
4 Casings
2LP+HP+IP
3 Casings
2LP+HIP
4 Casings(Cross Compound)
1000MW
800MW
660MW
500MW
��Mitsubishi Business Confidential
OPTIMIZED COMBINATION OF TURBINE COMPONENTS FOR VARIOUS POWER OUTPUT
���������������� ��������������������� ��������������������� ��������������������� ��������������������� ��������������������� ��������������������� ��������������������� �����
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HIP TurbineHIP Turbine
LP TurbineLP Turbine HP TurbineHP TurbineIP TurbineIP TurbineGeneratorGenerator
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HIP TurbineHIP Turbine
��Mitsubishi Business Confidential
HP-IP Combined Turbine
F3D ISB Reaction Blade
IP Inlet Cooling
Advanced 12Cr Rotor Forging
Features of HP-IP Combined Turbine � Shorter longitudinal span� Smaller differential expansion� Easy maintenance
��Mitsubishi Business Confidential
F3D ISB REACTION BLADEF3D ISB REACTION BLADE
Advanced steam path design by fully 3-D CFD analysis methodologies
Stationary BladesStationary Blades Rotating BladesRotating BladesEFFICIENCY VERIFICATION TEST IN LABORATORY
F3D blades are now applied to all new orders since 1991
Test Result of Static Pressure CFD Analysis
��Mitsubishi Business Confidential
ROTOR COOLING ARRANGEMENTRotor surface around IP inlet is cooled by the HP exhaust steam
Cooling Steam Path
COOLING STEAM
FROM HP EXHAUST
��Mitsubishi Business Confidential
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ISB FLEET FOR LAST BLADE (For 50Hz)
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��Mitsubishi Business Confidential
ADVANTAGES OF ISB LP END BLADES
ISB Conventional Grouped Blade
Larger damping is generated by the contact at the shrouds and snubbers, which is caused by the twist-back deformation due to centrifugal force.
Reduction in Vibration Stress
��
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ISB GB
Damping
��Mitsubishi Business Confidential
3. MHI ADVANCED TECHNOLOGY FOR HIGH EFFICIENCY
��Mitsubishi Business Confidential
Steady FlowSteady Flow
Measured
CFDCFD
Base
Tip
LATEST����CFD����ANALYSIS����Measured
Tip
Base
Unsteady FlowUnsteady Flow
Blade ExitBlade Exit
��Mitsubishi Business ConfidentialSectional View
Stationary blade
Test EquipmentTest Equipment Test of MHI bladeTest of MHI bladeat Cambridge Univ.at Cambridge Univ.
Measurement
CFDLoss Coefficient
Rotating blade
COLLABORATION WITH CAMBRIDGE UNIV.
��Mitsubishi Business Confidential
Model Test Turbine
Measuring at MHI Model Test Turbinewith Fast Response Aerodynamic Probe (FRAP)
Measurement Result(Total pressure at blade exit)
ETH: Eidgenossische Technische Hochschule Zurich Swiss Federal Institute of Technology Zurich
COLLABORATION WITH ETH
��Mitsubishi Business Confidential
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CFD APPLICATION TO ENTIRE TURBINE����
��Mitsubishi Business Confidential
NEW HEAT-RESISTANT ALLOY DEVELOPMENT
Type 316H Type 316H 3Co12CrMoWVNbB3Co12CrMoWVNbB
(MTV10A)(MTV10A)Super 9CrSuper 9Cr
(T91)(T91)2.25CrMo2.25CrMoValveValve
W545W5453Co12CrMoWVNbB3Co12CrMoWVNbB
(MTB10A)(MTB10A)12CrMoWVNb12CrMoWVNb(10705MBU)(10705MBU)
12CrMoWV12CrMoWV(Type 422)(Type 422)BladeBlade
Type 316HType 316H3Co12CrMoWVNbB3Co12CrMoWVNbB
(MTC10A)(MTC10A)12CrMoVNb12CrMoVNb
(MJC(MJC--12)12)2.25CrMo2.25CrMo
Inner Inner CasingCasing
Nozzle Box Nozzle Box
Modified Modified A286A286
3Co12CrMoWVNbB3Co12CrMoWVNbB(MTR10A)(MTR10A)
12CrMoVNb12CrMoVNb(TMK(TMK--1)1)
CrMoVCrMoVHP/IP RotorHP/IP Rotor
�������� 650650���������������� 630630���������������� 610610���������������� 566566��������Steam Steam
TempTempTurbine PartsTurbine Parts
Developed by MHIDeveloped by MHI
��Mitsubishi Business Confidential
WAKAMATSU HIGH TEMPERATURE TURBINE ����J-POWER��������New heat-resistant material were tested in the actual turbine in 1986-91����
STEP ���� STEP ����102kg/cm2g x 593/593����FERRITIC����MATERIAL
102kg/cm2g x 649/593����AUSTENITIC����MATERIAL
NEW 12Cr Rotor Forging TMK1
NEW 12Cr Cast Steel MJC12
9Cr2Mo Forged Steel HCM9M
Modified A286 Rotor Forging
SUSF316H Forged Steel
SUSF316H Forged Steel
��Mitsubishi Business Confidential400ton/h steam can be applied to test facility.
Turbine Casing
CondenserControl Room
LP TURBINE TEST FACILITY
��Mitsubishi Business Confidential
VERIFICATION TEST RESULT(3000RPM 48-INCH BLADE)
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� 0 150 300 450 600
Load (MW)
500mmHg600mmHg722mmHg
Exhaust flow (t/h)
Vib
rato
ry S
tress
Field Telemetry Test (700mmHg)Field Telemetry Test (722mmHg)
Model Turbine Test
Exhaust Volumetric Flow
Test ResultDesign Value
Blade Vibratory Stress Turbine EfficiencyLow Stress in All Range High Efficiency Confirmed
��Mitsubishi Business Confidential
ROTATING VIBRATORY TEST RESULT(3000RPM 48-INCH BLADE)
�
Rotating vibratory test rotorwith 48-inch steel blades
Test results of the vibratory Characteristics
Rotating speed (rpm)Fr
eque
ncy
(Hz)
2nd Mode
1st Mode
Rated Speed
��Mitsubishi Business Confidential
IN-HOUSE POWER PLANT(T-Point)
Gas Turbine
Steam TurbineHRSG
ACC
ST Type : SRT-36 (Single Cylinder Reheat Turbine)
ST Output : 105MWSteam Condition : 139 kg/cm2g ����566 / 410 ����Commercial Operation : JULY 1997
Execute the Verification Program in Order to Confirm the Reliability of New Technology
��Mitsubishi Business Confidential
WIRING
(LOWER CASING & ROTOR INSTALLATION)
WIRING
(UPPER CASING INSTALLATION)
NEW TECHNOLOGY VERIFICATION (IN-HOUSE POWER PLANT)
��Mitsubishi Business Confidential
4. CONCLUSION
1. MHI’s abundant experience of super-critical turbines with high temperature represents that the technologies are innovative and reliable.
2. MHI achieves a high level of technologies, especially for steam flow optimization with CFD and heat-resistance material development, which are regarded as the key technology.
3. Comprehensive verification, utilizing world-class facility and full-scale test turbine, ensures the performance and reliability of the latest technologies, even which are innovative ones.
��Mitsubishi Business Confidential
L&T-MHI Turbine Generator Private Limited-Indigenized Domestic Company-
JV has been established on Nov.5th, 2007 byL&T (LARSEN & TOUBRO LIMITED) of 51% share, MHI (Mitsubishi Heavy Industries, Ltd.) of 49% share (MELCO takes 10% share from 49%)
<Investment > 1,030 Crores<Capability> 4,000MW
per annum<Employee> 900<Location> Mumbai and
Surat (Hazira)
Surat(Factory)
����������� ��!!�"�#
��Mitsubishi Business Confidential
L&T-MHI Turbine Generator Private Limited-Indigenized Domestic Company-
<Line up of Products >
500/600/800/1000MWSupercritical Steam Turbine
Generator and
150/300MW Steam Turbine Generator for Gas Turbine
Combined Cycle
Assembly of 1000MW Turbine in MHI Nagasaki
��Mitsubishi Business Confidential
L&T-MHI Turbine Generator Private Limited-Indigenized Domestic Company-
JV can;(1) Solve Huge Electric
Demand
(2) Achieve Customer Satisfaction in Maintenance
(3) Produce Lots of Employment in India
Rotor Assembly Shop in MHI Nagasaki
High Speed Balance Machine
JV factory will have the same capability as of MHI Nagasaki
��Mitsubishi Business Confidential
L&T-MHI Turbine Generator Private Limited-Indigenized Domestic Company-
JV Should be Qualified,Because;
(1) Fully Supported by MHI, MELCO and L&T Financially and Technically
(2) Transferring Mitsubishi’s Most Advanced Technology for Steam Turbine Generator
(3) Of Course, Indigenized Domestic Company