JPH0143121B2 - - Google Patents
Info
- Publication number
- JPH0143121B2 JPH0143121B2 JP55165442A JP16544280A JPH0143121B2 JP H0143121 B2 JPH0143121 B2 JP H0143121B2 JP 55165442 A JP55165442 A JP 55165442A JP 16544280 A JP16544280 A JP 16544280A JP H0143121 B2 JPH0143121 B2 JP H0143121B2
- Authority
- JP
- Japan
- Prior art keywords
- steam
- pressure
- turbine
- throttle
- value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000005259 measurement Methods 0.000 claims description 45
- 230000035939 shock Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 238000009529 body temperature measurement Methods 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 3
- 238000009530 blood pressure measurement Methods 0.000 description 14
- 238000003860 storage Methods 0.000 description 12
- 230000001276 controlling effect Effects 0.000 description 7
- 230000004044 response Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 230000033228 biological regulation Effects 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
- F01K13/02—Controlling, e.g. stopping or starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
- F01D17/22—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical
- F01D17/24—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical electrical
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Control Of Turbines (AREA)
- Feedback Control In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/097,770 US4297848A (en) | 1979-11-27 | 1979-11-27 | Method of optimizing the efficiency of a steam turbine power plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56124604A JPS56124604A (en) | 1981-09-30 |
| JPH0143121B2 true JPH0143121B2 (US08197722-20120612-C00042.png) | 1989-09-19 |
Family
ID=22265044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16544280A Granted JPS56124604A (en) | 1979-11-27 | 1980-11-26 | Method of optimizing efficiency of steam turbine power plant |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4297848A (US08197722-20120612-C00042.png) |
| JP (1) | JPS56124604A (US08197722-20120612-C00042.png) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03115729U (US08197722-20120612-C00042.png) * | 1990-03-10 | 1991-11-29 | ||
| JPH03115728U (US08197722-20120612-C00042.png) * | 1990-03-10 | 1991-11-29 |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5814404U (ja) * | 1981-07-22 | 1983-01-29 | 株式会社東芝 | ランキンサイクル装置 |
| AU565673B2 (en) * | 1981-10-21 | 1987-09-24 | Honeywell Inc. | Computer to minimize process operation |
| JPS58205205A (ja) * | 1982-05-26 | 1983-11-30 | Hitachi Ltd | 発電プラントの効率最適化制御方式 |
| US4612621A (en) * | 1983-03-17 | 1986-09-16 | The Babcock & Wilcox Company | Distributed system for optimizing the performance of a plurality of multi-stage steam turbines using function blocks |
| US4551796A (en) * | 1983-06-03 | 1985-11-05 | Combustion Engineering, Inc. | Liquid level control system for vapor generator |
| JPS59231604A (ja) * | 1983-06-14 | 1984-12-26 | Hitachi Ltd | 火力発電プラントの運転制御方法 |
| US4474012A (en) * | 1983-07-13 | 1984-10-02 | General Electric Company | Steam turbine pressure rate limiter |
| JPS6054007A (ja) * | 1983-09-02 | 1985-03-28 | Toshiba Corp | オンライン制御モデルの補間装置 |
| GB2152591B (en) * | 1983-12-19 | 1988-08-24 | Gen Electric | Steam turbine-generator thermal performance monitor |
| JPS60147506A (ja) * | 1984-01-11 | 1985-08-03 | Hitachi Ltd | 蒸気タ−ビン変圧プラント制御方法 |
| FR2560400B1 (fr) * | 1984-02-23 | 1986-12-26 | Acmi Sa Ateliers | Procede et dispositif pour aider la conduite de processus industriels en vue d'economiser l'energie |
| US4603394A (en) * | 1984-07-30 | 1986-07-29 | Westinghouse Electric Corp. | Microprocessor-based extraction turbine control |
| US4628462A (en) * | 1984-09-11 | 1986-12-09 | Westinghouse Electric Corp. | Multiplane optimization method and apparatus for cogeneration of steam and power |
| US4679399A (en) * | 1985-09-13 | 1987-07-14 | Elliott Turbomachinery Co., Inc. | Protection system for steam turbines including a superheat monitor |
| US4827429A (en) * | 1987-06-16 | 1989-05-02 | Westinghouse Electric Corp. | Turbine impulse chamber temperature determination method and apparatus |
| US4819435A (en) * | 1988-07-11 | 1989-04-11 | Westinghouse Electric Corp. | Method for reducing valve loops for improving stream turbine efficiency |
| US4870823A (en) * | 1988-11-30 | 1989-10-03 | Westinghouse Electric Corp. | Low load operation of steam turbines |
| US4888954A (en) * | 1989-03-30 | 1989-12-26 | Westinghouse Electric Corp. | Method for heat rate improvement in partial-arc steam turbine |
| US5159562A (en) * | 1990-07-31 | 1992-10-27 | Westinghouse Electric Corp. | Optimization of a plurality of multiple-fuel fired boilers using iterated linear programming |
| US5347466A (en) * | 1991-07-15 | 1994-09-13 | The Board Of Trustees Of The University Of Arkansas | Method and apparatus for power plant simulation and optimization |
| US5136848A (en) * | 1991-10-07 | 1992-08-11 | Westinghouse Electric Corp. | Method for predicting the optimum transition between constant and sliding pressure operation |
| US5333457A (en) * | 1991-10-07 | 1994-08-02 | Westinghouse Electric Corporation | Operation between valve points of a partial-arc admission turbine |
| IT1263665B (it) * | 1992-05-29 | 1996-08-27 | Westinghouse Electric Corp | Procedimento per migliorare l'efficienza operativa di un impianto di generazione di energia elettrica a turbina a vapore durante variazionidella potenza d'uscita |
| US5191764A (en) * | 1992-06-09 | 1993-03-09 | Westinghouse Electric Corp. | Governor valve positioning to overcome partial-arc admission limits |
| US5435138A (en) * | 1994-02-14 | 1995-07-25 | Westinghouse Electric Corp. | Reduction in turbine/boiler thermal stress during bypass operation |
| US5621654A (en) * | 1994-04-15 | 1997-04-15 | Long Island Lighting Company | System and method for economic dispatching of electrical power |
| US5666297A (en) * | 1994-05-13 | 1997-09-09 | Aspen Technology, Inc. | Plant simulation and optimization software apparatus and method using dual execution models |
| US6380639B1 (en) * | 2000-05-11 | 2002-04-30 | Bombardier Inc. | System, method and apparatus for power regulation |
| US6591225B1 (en) * | 2000-06-30 | 2003-07-08 | General Electric Company | System for evaluating performance of a combined-cycle power plant |
| US6980928B1 (en) * | 2000-09-06 | 2005-12-27 | General Electric Company | System and method for providing efficiency and cost analysis during steam path audits |
| DE10055166C5 (de) * | 2000-11-08 | 2007-07-19 | Siemens Ag | Verfahren zur Regelung der Leistung und Drehzahl einer Turbine |
| US7275025B2 (en) * | 2000-12-27 | 2007-09-25 | General Electric Company | Method and system for analyzing performance of a turbine |
| US7325400B2 (en) * | 2004-01-09 | 2008-02-05 | Siemens Power Generation, Inc. | Rankine cycle and steam power plant utilizing the same |
| US6951105B1 (en) | 2004-04-20 | 2005-10-04 | Smith Edward J | Electro-water reactor steam powered electric generator system |
| US8813498B2 (en) * | 2010-06-18 | 2014-08-26 | General Electric Company | Turbine inlet condition controlled organic rankine cycle |
| CN103557037B (zh) * | 2013-10-31 | 2015-12-02 | 河南城建学院 | 一种基于自适应逆控制的汽轮机转速控制方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54133244A (en) * | 1978-03-24 | 1979-10-16 | Westinghouse Electric Corp | Apparatus for minimizing energy loss of power plant |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3948054A (en) * | 1973-07-27 | 1976-04-06 | Westinghouse Electric Corporation | Steam turbine blade protection system and method especially for electric power plants |
| US4005581A (en) * | 1975-01-24 | 1977-02-01 | Westinghouse Electric Corporation | Method and apparatus for controlling a steam turbine |
| US4178762A (en) * | 1978-03-24 | 1979-12-18 | Westinghouse Electric Corp. | Efficient valve position controller for use in a steam turbine power plant |
| US4178763A (en) * | 1978-03-24 | 1979-12-18 | Westinghouse Electric Corp. | System for minimizing valve throttling losses in a steam turbine power plant |
-
1979
- 1979-11-27 US US06/097,770 patent/US4297848A/en not_active Expired - Lifetime
-
1980
- 1980-11-26 JP JP16544280A patent/JPS56124604A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54133244A (en) * | 1978-03-24 | 1979-10-16 | Westinghouse Electric Corp | Apparatus for minimizing energy loss of power plant |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03115729U (US08197722-20120612-C00042.png) * | 1990-03-10 | 1991-11-29 | ||
| JPH03115728U (US08197722-20120612-C00042.png) * | 1990-03-10 | 1991-11-29 |
Also Published As
| Publication number | Publication date |
|---|---|
| US4297848A (en) | 1981-11-03 |
| JPS56124604A (en) | 1981-09-30 |
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