CN105840473A - 发电机组低负荷时凝泵节能安全运行方法 - Google Patents
发电机组低负荷时凝泵节能安全运行方法 Download PDFInfo
- Publication number
- CN105840473A CN105840473A CN201610239274.5A CN201610239274A CN105840473A CN 105840473 A CN105840473 A CN 105840473A CN 201610239274 A CN201610239274 A CN 201610239274A CN 105840473 A CN105840473 A CN 105840473A
- Authority
- CN
- China
- Prior art keywords
- pump
- solidifying
- coagulate
- pumps
- variable frequency
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 230000007423 decrease Effects 0.000 claims description 6
- 238000011017 operating method Methods 0.000 claims description 4
- 230000001112 coagulating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 235000008247 Echinochloa frumentacea Nutrition 0.000 description 4
- 240000004072 Panicum sumatrense Species 0.000 description 4
- 229940122605 Short-acting muscarinic antagonist Drugs 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000006837 decompression Effects 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B23/00—Pumping installations or systems
- F04B23/04—Combinations of two or more pumps
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610239274.5A CN105840473B (zh) | 2016-04-18 | 2016-04-18 | 发电机组低负荷时凝泵节能安全运行方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610239274.5A CN105840473B (zh) | 2016-04-18 | 2016-04-18 | 发电机组低负荷时凝泵节能安全运行方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105840473A true CN105840473A (zh) | 2016-08-10 |
CN105840473B CN105840473B (zh) | 2019-03-05 |
Family
ID=56588772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610239274.5A Active CN105840473B (zh) | 2016-04-18 | 2016-04-18 | 发电机组低负荷时凝泵节能安全运行方法 |
Country Status (1)
Country | Link |
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CN (1) | CN105840473B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113031681A (zh) * | 2021-03-03 | 2021-06-25 | 江苏南通发电有限公司 | 火力发电机组凝水深度变频优化方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD264271B3 (de) * | 1987-09-22 | 1992-08-27 | Uwe Frauenheim | Verfahren und anordnung zum betreiben der speisewasserpumpen eines kraftwerksblockes bei schwachlastbetrieb |
JP2000088210A (ja) * | 1998-09-17 | 2000-03-31 | Toshiba Corp | 給・復水ポンプ装置 |
CN2876385Y (zh) * | 2005-12-14 | 2007-03-07 | 中国神华能源股份有限公司 | 一种控制发电厂循环水泵互备启动的装置 |
CN103133319A (zh) * | 2013-02-20 | 2013-06-05 | 浙江省电力公司电力科学研究院 | 一种凝汽发电机组凝结水泵变频控制方法及系统 |
CN105114939A (zh) * | 2015-04-29 | 2015-12-02 | 大唐桂冠合山发电有限公司 | 一种用于火电厂锅炉的给水调节系统 |
-
2016
- 2016-04-18 CN CN201610239274.5A patent/CN105840473B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD264271B3 (de) * | 1987-09-22 | 1992-08-27 | Uwe Frauenheim | Verfahren und anordnung zum betreiben der speisewasserpumpen eines kraftwerksblockes bei schwachlastbetrieb |
JP2000088210A (ja) * | 1998-09-17 | 2000-03-31 | Toshiba Corp | 給・復水ポンプ装置 |
CN2876385Y (zh) * | 2005-12-14 | 2007-03-07 | 中国神华能源股份有限公司 | 一种控制发电厂循环水泵互备启动的装置 |
CN103133319A (zh) * | 2013-02-20 | 2013-06-05 | 浙江省电力公司电力科学研究院 | 一种凝汽发电机组凝结水泵变频控制方法及系统 |
CN105114939A (zh) * | 2015-04-29 | 2015-12-02 | 大唐桂冠合山发电有限公司 | 一种用于火电厂锅炉的给水调节系统 |
Non-Patent Citations (1)
Title |
---|
陈世和等: ""基于压力自适应的凝结水节能控制技术"", 《中国电力》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113031681A (zh) * | 2021-03-03 | 2021-06-25 | 江苏南通发电有限公司 | 火力发电机组凝水深度变频优化方法 |
CN113031681B (zh) * | 2021-03-03 | 2022-04-15 | 江苏南通发电有限公司 | 火力发电机组凝水深度变频优化方法 |
Also Published As
Publication number | Publication date |
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CN105840473B (zh) | 2019-03-05 |
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Address after: 100011 Beijing Dongcheng District, West Binhe Road, No. 22 Patentee after: China Shenhua Energy Co.,Ltd. Patentee after: BEIJING GUOHUA ELECTRIC POWER Corp.,Ltd. Patentee after: Guoneng Yuedian Taishan Power Generation Co.,Ltd. Address before: 100011 Shenhua building, 22 West Binhe Road, Dongcheng District, Beijing Patentee before: China Shenhua Energy Co.,Ltd. Patentee before: BEIJING GUOHUA ELECTRIC POWER Corp.,Ltd. Patentee before: GUANGDONG GUOHUA YUEDIAN TAISHAN POWER GENERATION Co.,Ltd. |