CN110159371A - 针对多低压缸汽轮机在部分负荷下切缸运行的系统及方法 - Google Patents
针对多低压缸汽轮机在部分负荷下切缸运行的系统及方法 Download PDFInfo
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- CN110159371A CN110159371A CN201910484117.4A CN201910484117A CN110159371A CN 110159371 A CN110159371 A CN 110159371A CN 201910484117 A CN201910484117 A CN 201910484117A CN 110159371 A CN110159371 A CN 110159371A
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- cylinder
- low pressure
- pressure
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- steam
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000000605 extraction Methods 0.000 claims abstract description 56
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 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
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
- F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
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- 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
-
- 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
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
- F01K7/22—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type the turbines having inter-stage steam heating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Turbines (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910484117.4A CN110159371B (zh) | 2019-06-05 | 2019-06-05 | 针对多低压缸汽轮机在部分负荷下切缸运行的系统及方法 |
Applications Claiming Priority (1)
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CN201910484117.4A CN110159371B (zh) | 2019-06-05 | 2019-06-05 | 针对多低压缸汽轮机在部分负荷下切缸运行的系统及方法 |
Publications (2)
Publication Number | Publication Date |
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CN110159371A true CN110159371A (zh) | 2019-08-23 |
CN110159371B CN110159371B (zh) | 2024-06-21 |
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CN201910484117.4A Active CN110159371B (zh) | 2019-06-05 | 2019-06-05 | 针对多低压缸汽轮机在部分负荷下切缸运行的系统及方法 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110454249A (zh) * | 2019-09-04 | 2019-11-15 | 西安热工研究院有限公司 | 一种双背压汽轮机低压缸零出力供热系统及调整方法 |
CN110985145A (zh) * | 2019-11-25 | 2020-04-10 | 东方电气集团东方汽轮机有限公司 | 一种提高非对称双分流中压缸四排汽汽轮机组供热能力与灵活性的方法 |
CN111456821A (zh) * | 2020-03-25 | 2020-07-28 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | 一种高效节能的低压缸全切供热冷却系统 |
CN114704340A (zh) * | 2022-05-06 | 2022-07-05 | 中国船舶重工集团公司第七0三研究所 | 一种双低压缸零出力的汽轮机组回热系统及运行方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030099556A1 (en) * | 2001-11-28 | 2003-05-29 | Minibooster Hydraulics A/S | Double-acting hydraulic pressure intensifier |
US20040115070A1 (en) * | 2002-10-23 | 2004-06-17 | Baatrup Johannes V. | Pressure intensifier |
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 |
CN207598299U (zh) * | 2017-11-15 | 2018-07-10 | 西安西热节能技术有限公司 | 一种多低压缸汽轮机低负荷单侧低压缸零出力运行系统 |
CN207989082U (zh) * | 2018-03-06 | 2018-10-19 | 辽宁东方发电有限公司 | 火电机组切除低压缸运行的安全保护系统 |
CN208089356U (zh) * | 2018-03-28 | 2018-11-13 | 程琛 | 一种零出力低压缸的安全运行保护系统 |
CN210178431U (zh) * | 2019-06-05 | 2020-03-24 | 国家电投集团河南电力有限公司开封发电分公司 | 针对多低压缸汽轮机在部分负荷下切缸运行的系统 |
-
2019
- 2019-06-05 CN CN201910484117.4A patent/CN110159371B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030099556A1 (en) * | 2001-11-28 | 2003-05-29 | Minibooster Hydraulics A/S | Double-acting hydraulic pressure intensifier |
US20040115070A1 (en) * | 2002-10-23 | 2004-06-17 | Baatrup Johannes V. | Pressure intensifier |
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 |
CN207598299U (zh) * | 2017-11-15 | 2018-07-10 | 西安西热节能技术有限公司 | 一种多低压缸汽轮机低负荷单侧低压缸零出力运行系统 |
CN207989082U (zh) * | 2018-03-06 | 2018-10-19 | 辽宁东方发电有限公司 | 火电机组切除低压缸运行的安全保护系统 |
CN208089356U (zh) * | 2018-03-28 | 2018-11-13 | 程琛 | 一种零出力低压缸的安全运行保护系统 |
CN210178431U (zh) * | 2019-06-05 | 2020-03-24 | 国家电投集团河南电力有限公司开封发电分公司 | 针对多低压缸汽轮机在部分负荷下切缸运行的系统 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110454249A (zh) * | 2019-09-04 | 2019-11-15 | 西安热工研究院有限公司 | 一种双背压汽轮机低压缸零出力供热系统及调整方法 |
CN110985145A (zh) * | 2019-11-25 | 2020-04-10 | 东方电气集团东方汽轮机有限公司 | 一种提高非对称双分流中压缸四排汽汽轮机组供热能力与灵活性的方法 |
CN111456821A (zh) * | 2020-03-25 | 2020-07-28 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | 一种高效节能的低压缸全切供热冷却系统 |
CN114704340A (zh) * | 2022-05-06 | 2022-07-05 | 中国船舶重工集团公司第七0三研究所 | 一种双低压缸零出力的汽轮机组回热系统及运行方法 |
CN114704340B (zh) * | 2022-05-06 | 2023-12-08 | 中国船舶重工集团公司第七0三研究所 | 一种双低压缸零出力的汽轮机组回热系统及运行方法 |
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Publication number | Publication date |
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CN110159371B (zh) | 2024-06-21 |
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Effective date of registration: 20200521 Address after: 475000 East Side of the Old Factory Area of Kaifeng Thermal Power Plant to the North of Xincao Road, Kaifeng City, Henan Province Applicant after: KAIFENG POWER GENERATION BRANCH OF HENAN ELECTRIC POWER CO.,LTD., STATE POWER INVESTMENT Corp. Applicant after: SHANGHAI POWER EQUIPMENT Research Institute Applicant after: State Power Investment Group Henan Electric Power Co.,Ltd. Address before: 475000 East Side of the Old Factory Area of Kaifeng Thermal Power Plant to the North of Xincao Road, Kaifeng City, Henan Province Applicant before: KAIFENG POWER GENERATION BRANCH OF HENAN ELECTRIC POWER CO.,LTD., STATE POWER INVESTMENT Corp. Applicant before: SHANGHAI POWER EQUIPMENT Research Institute |
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TA01 | Transfer of patent application right | ||
CB02 | Change of applicant information |
Address after: No. 10, Huanghe East Road, Zhengdong New District, Zhengzhou City, Henan Province Applicant after: State Power Investment Group Henan Electric Power Co.,Ltd. Applicant after: KAIFENG POWER GENERATION BRANCH OF HENAN ELECTRIC POWER CO.,LTD., STATE POWER INVESTMENT Corp. Applicant after: SHANGHAI POWER EQUIPMENT Research Institute Address before: 475000 East Side of the Old Factory Area of Kaifeng Thermal Power Plant to the North of Xincao Road, Kaifeng City, Henan Province Applicant before: KAIFENG POWER GENERATION BRANCH OF HENAN ELECTRIC POWER CO.,LTD., STATE POWER INVESTMENT Corp. Applicant before: SHANGHAI POWER EQUIPMENT Research Institute Applicant before: State Power Investment Group Henan Electric Power Co.,Ltd. |
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