CH674053A5 - - Google Patents
Download PDFInfo
- Publication number
- CH674053A5 CH674053A5 CH268087A CH268087A CH674053A5 CH 674053 A5 CH674053 A5 CH 674053A5 CH 268087 A CH268087 A CH 268087A CH 268087 A CH268087 A CH 268087A CH 674053 A5 CH674053 A5 CH 674053A5
- Authority
- CH
- Switzerland
- Prior art keywords
- input
- circuit
- output
- pressure valves
- valves
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 230000008569 process Effects 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Turbines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS865448A CS263629B1 (en) | 1986-07-17 | 1986-07-17 | Apparatus for steam turbine electronic regulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH674053A5 true CH674053A5 (cs) | 1990-04-30 |
Family
ID=5399419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH268087A CH674053A5 (cs) | 1986-07-17 | 1987-07-14 |
Country Status (6)
| Country | Link |
|---|---|
| CN (1) | CN1023142C (cs) |
| CH (1) | CH674053A5 (cs) |
| CS (1) | CS263629B1 (cs) |
| DE (1) | DE3723176C2 (cs) |
| FR (1) | FR2605046B1 (cs) |
| GB (1) | GB2194358B (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2727809A1 (fr) * | 1994-12-06 | 1996-06-07 | Electricite De France | Dispositif de regulation de vitesse pour groupe turbo-alternateur |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3342195A (en) * | 1964-08-11 | 1967-09-19 | Gen Electric | Speed and motive fluid pressure control system for steam turbines |
| FR1493218A (fr) * | 1965-09-24 | 1967-08-25 | Licentia Gmbh | Système électro-hydraulique de régulation de vitesse, avec intervention de grandeurs auxiliaires, pour machines motrices, en particulier turbines à vapeur |
| GB1185630A (en) * | 1966-11-04 | 1970-03-25 | Parsons C A & Co Ltd | Improvements in and relating to Speed Governing Systems for Steam Turbines |
| US3603695A (en) * | 1968-07-08 | 1971-09-07 | Tokyo Shibaura Electric Co | Bleeder and back-pressure turbine control system |
| US3572958A (en) * | 1969-05-27 | 1971-03-30 | Gen Electric | Electrohydraulic control with throttle pressure compensator |
| BE757455A (fr) * | 1969-10-16 | 1971-03-16 | Westinghouse Electric Corp | Systeme anti-emballement pour |
| US3891344A (en) * | 1972-10-14 | 1975-06-24 | Westinghouse Electric Corp | Steam turbine system with digital computer position control having improved automatic-manual interaction |
| US4037088A (en) * | 1973-11-06 | 1977-07-19 | Westinghouse Electric Corporation | Wide load range system for transferring turbine or plant operation between computers in a multiple computer turbine and power plant control system |
| GB1433613A (en) * | 1975-04-22 | 1976-04-28 | Westinghouse Electric Corp | Method of controlling a steam turbine generator |
| US4042809A (en) * | 1976-08-23 | 1977-08-16 | Woodward Governor Company | System for controlling two variables |
| US4087860A (en) * | 1977-07-08 | 1978-05-02 | Westinghouse Electric Corp. | System for multi-mode control of a boiler feedpump turbine |
| US4368773A (en) * | 1980-04-21 | 1983-01-18 | Westinghouse Electric Corp. | Boiler feed pump turbine control system |
| JPS57165607A (en) * | 1982-02-26 | 1982-10-12 | Toshiba Corp | Controller for turbine for driving boiler water feed pump |
| JPS59231104A (ja) * | 1983-06-13 | 1984-12-25 | Hitachi Ltd | 発電所の給水ポンプ制御システム |
| US4558569A (en) * | 1984-01-20 | 1985-12-17 | Westinghouse Electric Corp. | Stuck pushbutton contingency operation for a steam turbine control system |
-
1986
- 1986-07-17 CS CS865448A patent/CS263629B1/cs unknown
-
1987
- 1987-07-14 CH CH268087A patent/CH674053A5/de not_active IP Right Cessation
- 1987-07-14 DE DE19873723176 patent/DE3723176C2/de not_active Expired - Fee Related
- 1987-07-16 GB GB8716839A patent/GB2194358B/en not_active Expired - Fee Related
- 1987-07-17 CN CN 87105470 patent/CN1023142C/zh not_active Expired - Fee Related
- 1987-07-17 FR FR8710130A patent/FR2605046B1/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FR2605046B1 (fr) | 1994-04-01 |
| CN1023142C (zh) | 1993-12-15 |
| GB8716839D0 (en) | 1987-08-19 |
| CS544886A1 (en) | 1988-09-16 |
| GB2194358B (en) | 1991-02-20 |
| DE3723176A1 (de) | 1988-01-21 |
| DE3723176C2 (de) | 1995-09-14 |
| FR2605046A1 (fr) | 1988-04-15 |
| CN87105470A (zh) | 1988-03-02 |
| GB2194358A (en) | 1988-03-02 |
| CS263629B1 (en) | 1989-04-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |