JPH042763B2 - - Google Patents
Info
- Publication number
- JPH042763B2 JPH042763B2 JP61216958A JP21695886A JPH042763B2 JP H042763 B2 JPH042763 B2 JP H042763B2 JP 61216958 A JP61216958 A JP 61216958A JP 21695886 A JP21695886 A JP 21695886A JP H042763 B2 JPH042763 B2 JP H042763B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- steam
- turbine
- signal
- temperature
- 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
- 238000000034 method Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000005284 excitation Effects 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 3
- 230000001105 regulatory effect Effects 0.000 claims 3
- 230000003213 activating effect Effects 0.000 claims 1
- 230000003750 conditioning effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 12
- 238000013461 design Methods 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 241001522316 Pyrrhula pyrrhula Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010561 standard procedure 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
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/02—Arrangement of sensing elements
- F01D17/08—Arrangement of sensing elements responsive to condition of working-fluid, e.g. pressure
-
- 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)
- Control Of Turbines (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/775,875 US4679399A (en) | 1985-09-13 | 1985-09-13 | Protection system for steam turbines including a superheat monitor |
| US775875 | 1985-09-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6263103A JPS6263103A (ja) | 1987-03-19 |
| JPH042763B2 true JPH042763B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-01-20 |
Family
ID=25105807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61216958A Granted JPS6263103A (ja) | 1985-09-13 | 1986-09-12 | 蒸気タ−ビンの保護装置及び方法 |
Country Status (3)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4726813A (en) * | 1987-03-16 | 1988-02-23 | Westinghouse Electric Corp. | Solid particle magnetic deflection system for protection of steam turbine plants |
| US5353628A (en) * | 1991-07-26 | 1994-10-11 | Westinghouse Electric Corporation | Steam purity monitor |
| US5172553A (en) * | 1992-01-21 | 1992-12-22 | Westinghouse Electric Corp. | Convective, temperature-equalizing system for minimizing cover-to-base turbine casing temperature differentials |
| WO1998013586A1 (de) * | 1996-09-26 | 1998-04-02 | Siemens Aktiengesellschaft | Dampfturbine sowie verfahren zur vermeidung der nassdampfbildung in einer dampfturbine |
| US5832421A (en) * | 1996-12-13 | 1998-11-03 | Siemens Corporate Research, Inc. | Method for blade temperature estimation in a steam turbine |
| US5838588A (en) * | 1996-12-13 | 1998-11-17 | Siemens Corporate Research, Inc. | Graphical user interface system for steam turbine operating conditions |
| JP4616847B2 (ja) * | 2007-02-16 | 2011-01-19 | 三菱重工業株式会社 | 蒸気システムとその制御システム及び制御方法 |
| JP4699401B2 (ja) * | 2007-02-20 | 2011-06-08 | 三菱重工業株式会社 | 蒸気システムの制御方法及び制御装置 |
| EP2738360B1 (en) * | 2012-12-03 | 2019-06-12 | General Electric Technology GmbH | A warming arrangement for a steam turbine in a power plant |
| KR101586830B1 (ko) * | 2014-11-24 | 2016-01-20 | 포스코에너지 주식회사 | 비상운전수단이 구비되는 터빈발전시스템과 그 비상운전방법 |
| CN115199350B (zh) * | 2022-06-10 | 2024-11-15 | 中广核研究院有限公司 | 压水堆汽轮机保护装置、系统及方法 |
| CN119102799A (zh) * | 2024-10-24 | 2024-12-10 | 哈尔滨汽轮机厂有限责任公司 | 一种汽轮机独立智能油压低跳机保护试验的监测装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1779967A (en) * | 1925-08-15 | 1930-10-28 | Siemens Schuckertwerke Gmbh | Safety device for steam power plants |
| US1934667A (en) * | 1930-08-28 | 1933-11-07 | Bailey Meter Co | Fluid pressure system |
| US3970832A (en) * | 1971-09-16 | 1976-07-20 | Siemens Aktiengesellschaft | Apparatus and method for obtaining an electrical signal corresponding to the specific enthalpy of steam |
| JPS5928163Y2 (ja) * | 1975-11-04 | 1984-08-15 | 日産自動車株式会社 | 蒸気発生器の燃料制御装置 |
| US4087797A (en) * | 1976-07-19 | 1978-05-02 | Westinghouse Electric Corp. | System for detecting water in steam pipes |
| US4063228A (en) * | 1976-12-22 | 1977-12-13 | General Electric Company | Moisture detector for steam line |
| US4197990A (en) * | 1978-08-28 | 1980-04-15 | General Electric Company | Electronic drain system |
| US4297848A (en) * | 1979-11-27 | 1981-11-03 | Westinghouse Electric Corp. | Method of optimizing the efficiency of a steam turbine power plant |
| US4412780A (en) * | 1981-03-27 | 1983-11-01 | General Electric Company | Rate initial pressure limiter |
| JPS57179509A (en) * | 1981-04-28 | 1982-11-05 | Tokyo Shibaura Electric Co | Method of controlling temperature of superheated steam of boiler |
-
1985
- 1985-09-13 US US06/775,875 patent/US4679399A/en not_active Expired - Lifetime
-
1986
- 1986-09-11 EP EP86630140A patent/EP0216723A1/en not_active Withdrawn
- 1986-09-12 JP JP61216958A patent/JPS6263103A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4679399A (en) | 1987-07-14 |
| EP0216723A1 (en) | 1987-04-01 |
| JPS6263103A (ja) | 1987-03-19 |
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