CN110439635A - 针对汽轮机切缸运行下的长叶片冷却系统及方法 - Google Patents
针对汽轮机切缸运行下的长叶片冷却系统及方法 Download PDFInfo
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- CN110439635A CN110439635A CN201910484163.4A CN201910484163A CN110439635A CN 110439635 A CN110439635 A CN 110439635A CN 201910484163 A CN201910484163 A CN 201910484163A CN 110439635 A CN110439635 A CN 110439635A
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- 238000001816 cooling Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000005192 partition Methods 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 12
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000005086 pumping Methods 0.000 claims description 4
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 3
- 238000003795 desorption Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 230000003247 decreasing effect Effects 0.000 abstract description 3
- 238000007791 dehumidification Methods 0.000 abstract description 2
- 230000005619 thermoelectricity Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 235000014171 carbonated beverage Nutrition 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
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- 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
-
- 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
- F01D17/10—Final actuators
- F01D17/105—Final actuators by passing part of the fluid
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
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Priority Applications (1)
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CN201910484163.4A CN110439635A (zh) | 2019-06-05 | 2019-06-05 | 针对汽轮机切缸运行下的长叶片冷却系统及方法 |
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CN201910484163.4A CN110439635A (zh) | 2019-06-05 | 2019-06-05 | 针对汽轮机切缸运行下的长叶片冷却系统及方法 |
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CN110439635A true CN110439635A (zh) | 2019-11-12 |
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CN201910484163.4A Pending CN110439635A (zh) | 2019-06-05 | 2019-06-05 | 针对汽轮机切缸运行下的长叶片冷却系统及方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112459848A (zh) * | 2020-11-23 | 2021-03-09 | 东方电气集团东方汽轮机有限公司 | 一种方便纯凝背压切换的三缸三排汽汽轮机及其切换方法 |
CN112576323A (zh) * | 2020-07-21 | 2021-03-30 | 国电荥阳煤电一体化有限公司 | 汽轮机及汽轮机低压缸的切缸方法 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999061758A2 (de) * | 1998-05-26 | 1999-12-02 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zur kühlung einer niederdruckstufe einer dampfturbine |
CN106988803A (zh) * | 2017-05-26 | 2017-07-28 | 中国华能集团公司 | 一种基于抽汽口的低压缸长叶片冷却系统及方法 |
CN108035777A (zh) * | 2018-01-08 | 2018-05-15 | 西安西热节能技术有限公司 | 一种火电机组中低压缸联合零出力供热系统及方法 |
CN108049920A (zh) * | 2017-11-21 | 2018-05-18 | 华电电力科学研究院 | 切除低压缸供热的冷却系统及工作方法 |
CN108266233A (zh) * | 2018-03-21 | 2018-07-10 | 张津溪 | 一种消除叶片水蚀的小容室真空排汽系统及其工作方法 |
CN108800481A (zh) * | 2018-08-17 | 2018-11-13 | 珠海格力电器股份有限公司 | 一种控制压缩机切缸的方法、装置及机组、空调系统 |
WO2019011326A1 (zh) * | 2017-07-14 | 2019-01-17 | 上海电气电站设备有限公司 | 汽轮机快速启动暖机系统、预暖系统及其暖机方法 |
CN210178427U (zh) * | 2019-06-05 | 2020-03-24 | 上海发电设备成套设计研究院有限责任公司 | 一种针对汽轮机切缸运行下的长叶片冷却系统 |
-
2019
- 2019-06-05 CN CN201910484163.4A patent/CN110439635A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999061758A2 (de) * | 1998-05-26 | 1999-12-02 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zur kühlung einer niederdruckstufe einer dampfturbine |
CN106988803A (zh) * | 2017-05-26 | 2017-07-28 | 中国华能集团公司 | 一种基于抽汽口的低压缸长叶片冷却系统及方法 |
WO2019011326A1 (zh) * | 2017-07-14 | 2019-01-17 | 上海电气电站设备有限公司 | 汽轮机快速启动暖机系统、预暖系统及其暖机方法 |
CN108049920A (zh) * | 2017-11-21 | 2018-05-18 | 华电电力科学研究院 | 切除低压缸供热的冷却系统及工作方法 |
CN108035777A (zh) * | 2018-01-08 | 2018-05-15 | 西安西热节能技术有限公司 | 一种火电机组中低压缸联合零出力供热系统及方法 |
CN108266233A (zh) * | 2018-03-21 | 2018-07-10 | 张津溪 | 一种消除叶片水蚀的小容室真空排汽系统及其工作方法 |
CN108800481A (zh) * | 2018-08-17 | 2018-11-13 | 珠海格力电器股份有限公司 | 一种控制压缩机切缸的方法、装置及机组、空调系统 |
CN210178427U (zh) * | 2019-06-05 | 2020-03-24 | 上海发电设备成套设计研究院有限责任公司 | 一种针对汽轮机切缸运行下的长叶片冷却系统 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112576323A (zh) * | 2020-07-21 | 2021-03-30 | 国电荥阳煤电一体化有限公司 | 汽轮机及汽轮机低压缸的切缸方法 |
CN112459848A (zh) * | 2020-11-23 | 2021-03-09 | 东方电气集团东方汽轮机有限公司 | 一种方便纯凝背压切换的三缸三排汽汽轮机及其切换方法 |
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Effective date of registration: 20200522 Address after: 200240 Shanghai city Minhang District Jianchuan Road No. 1115 Applicant after: SHANGHAI POWER EQUIPMENT RESEARCH INSTITUTE Co.,Ltd. Applicant after: KAIFENG POWER GENERATION BRANCH OF HENAN ELECTRIC POWER CO., LTD., STATE POWER INVESTMENT Corp. Applicant after: State Power Investment Group Henan Electric Power Co., Ltd Address before: No. 1115 Jianchuan Road, Minhang District, Shanghai 201100 Applicant before: SHANGHAI POWER EQUIPMENT RESEARCH INSTITUTE Co.,Ltd. Applicant before: KAIFENG POWER GENERATION BRANCH OF HENAN ELECTRIC POWER CO., LTD., STATE POWER INVESTMENT Corp. |
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