CN101430168A - 提高电站直接空冷系统的冷却能力的方法及冷却系统 - Google Patents
提高电站直接空冷系统的冷却能力的方法及冷却系统 Download PDFInfo
- Publication number
- CN101430168A CN101430168A CN200810227678.8A CN200810227678A CN101430168A CN 101430168 A CN101430168 A CN 101430168A CN 200810227678 A CN200810227678 A CN 200810227678A CN 101430168 A CN101430168 A CN 101430168A
- Authority
- CN
- China
- Prior art keywords
- motor
- voltage
- frequency converter
- frequency
- cooling system
- 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
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/12—Cooling of plants
- F02C7/16—Cooling of plants characterised by cooling medium
- F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/221—Improvement of heat transfer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
- F28B1/06—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using air or other gas as the cooling medium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B11/00—Controlling arrangements with features specially adapted for condensers
Abstract
Description
本发明 | 现有技术 | |
变压范围 | 10KV或6KV~400V | 10KV或6KV~380V |
输入电抗器输入端电压 | 400V | 380V |
变频器工作频率 | 40~47HZ | 55HZ |
变频器输入端电压 | 395~398V | 370~375V |
输出电抗器输入端电压 | 395~398V | 370~375V |
电机频率 | 40~47HZ | 55HZ |
电机输入端电压 | 380~390V | 360~365V |
减速机速比 | 40~47HZ电机转速/110-130%风机额定转速 | 55HZ电机转速/110%风机额定转速 |
电机输出扭矩 | 提高20%以上 | 不能达到最大输出 |
风机调节范围 | 扩大了30%以上 | 小 |
Claims (16)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810227678.8A CN101430168B (zh) | 2008-11-28 | 2008-11-28 | 提高电站直接空冷系统的冷却能力的方法及冷却系统 |
PCT/CN2008/001974 WO2010060235A1 (zh) | 2008-11-28 | 2008-12-05 | 提高电站直接空冷系统的冷却能力的方法及冷却系统 |
US12/601,511 US8320750B2 (en) | 2008-11-28 | 2008-12-05 | Method for improving cooling capacity of a power station direct air-cooling system and the cooling system thereof |
DE112008002100.7T DE112008002100B4 (de) | 2008-11-28 | 2008-12-05 | Verfahren zum Verbessern der Kühlleistung eines Direktluftkühlungssystems für ein Kraftwerk und des Kühlungssystems desselben |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810227678.8A CN101430168B (zh) | 2008-11-28 | 2008-11-28 | 提高电站直接空冷系统的冷却能力的方法及冷却系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101430168A true CN101430168A (zh) | 2009-05-13 |
CN101430168B CN101430168B (zh) | 2010-08-11 |
Family
ID=40645704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200810227678.8A Active CN101430168B (zh) | 2008-11-28 | 2008-11-28 | 提高电站直接空冷系统的冷却能力的方法及冷却系统 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8320750B2 (zh) |
CN (1) | CN101430168B (zh) |
DE (1) | DE112008002100B4 (zh) |
WO (1) | WO2010060235A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114876841A (zh) * | 2022-04-21 | 2022-08-09 | 西安热工研究院有限公司 | 一种空冷风机运行频率控制方法、装置及电子设备 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITVR20120155A1 (it) * | 2012-07-24 | 2014-01-25 | Motive S R L | Motore elettrico con inverter a bordo |
CN104456763A (zh) | 2014-10-31 | 2015-03-25 | 华为技术有限公司 | 空调室外机风机驱动器的散热结构及空调室外机 |
US10161683B2 (en) | 2015-08-20 | 2018-12-25 | Holtec International | Dry cooling system for powerplants |
US10132568B2 (en) | 2015-08-20 | 2018-11-20 | Holtec International | Dry cooling system for powerplants |
CN109990616A (zh) * | 2019-03-06 | 2019-07-09 | 梁新强 | 一种汽轮发电机组凝汽器水冷变为空冷的系统装置及方法 |
CN114357023B (zh) * | 2021-12-24 | 2022-12-23 | 朗坤智慧科技股份有限公司 | 一种基于数据驱动的直接空冷机组运行优化方法及系统 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB464531A (en) * | 1936-03-23 | 1937-04-20 | Otto Happel | Improvements in and relating to air cooled surface condensers |
US4506508A (en) * | 1983-03-25 | 1985-03-26 | Chicago Bridge & Iron Company | Apparatus and method for condensing steam |
JPS6186069A (ja) * | 1984-10-02 | 1986-05-01 | Tamura Seisakusho Co Ltd | 自動はんだ付けシステムの制御装置 |
JPS61121799A (ja) * | 1984-11-16 | 1986-06-09 | Matsushita Seiko Co Ltd | Pwmインバ−タ装置付き天井扇 |
US4742441A (en) * | 1986-11-21 | 1988-05-03 | Heart Interface Corporation | High frequency switching power converter |
US4926931A (en) * | 1988-11-14 | 1990-05-22 | Larinoff Michael W | Freeze protected, air-cooled vacuum steam condensers |
US4949543A (en) * | 1989-09-12 | 1990-08-21 | Modine Manufacturing Company | Tube and fin assembly for heat exchangers in power plants |
JPH0674522A (ja) * | 1992-06-26 | 1994-03-15 | Sanyo Electric Co Ltd | 空気調和機の制御方法 |
JPH11132675A (ja) * | 1997-10-24 | 1999-05-21 | Nippon Steel Corp | 復水器の制御方法 |
DE10143279B4 (de) * | 2001-09-04 | 2009-05-28 | Semikron Elektronik Gmbh & Co. Kg | Frequenzumrichter |
TWM290932U (en) * | 2005-11-22 | 2006-05-21 | Fego Prec Ind Co Ltd | Universal low-energy-consumption ceiling fan controller |
CN101430167B (zh) * | 2008-11-28 | 2011-04-13 | 中国大唐集团科技工程有限公司 | 提高直接空冷系统电机输出传递效率的方法及系统 |
-
2008
- 2008-11-28 CN CN200810227678.8A patent/CN101430168B/zh active Active
- 2008-12-05 WO PCT/CN2008/001974 patent/WO2010060235A1/zh active Application Filing
- 2008-12-05 US US12/601,511 patent/US8320750B2/en not_active Expired - Fee Related
- 2008-12-05 DE DE112008002100.7T patent/DE112008002100B4/de not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114876841A (zh) * | 2022-04-21 | 2022-08-09 | 西安热工研究院有限公司 | 一种空冷风机运行频率控制方法、装置及电子设备 |
CN114876841B (zh) * | 2022-04-21 | 2024-04-30 | 西安热工研究院有限公司 | 一种空冷风机运行频率控制方法、装置及电子设备 |
Also Published As
Publication number | Publication date |
---|---|
US8320750B2 (en) | 2012-11-27 |
WO2010060235A1 (zh) | 2010-06-03 |
CN101430168B (zh) | 2010-08-11 |
US20110214845A1 (en) | 2011-09-08 |
DE112008002100T5 (de) | 2010-11-04 |
DE112008002100B4 (de) | 2015-12-31 |
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Owner name: CHINA DATANG GROUP ENVIRONMENTAL TECHNOLOGIES CO., Free format text: FORMER OWNER: CHINA DATANG TECHNOLOGIES + ENGINEERING CO., LTD. Effective date: 20120802 |
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Effective date of registration: 20120802 Address after: 100097 Beijing Haidian District Zizhuyuan Road No. 120 Patentee after: CHINA DATANG GROUP ENVIRONMENT TECHNOLOGY CO.,LTD. Address before: 100097 Beijing Haidian District Zizhuyuan Road No. 120 Patentee before: China Datang Technologies & Engineering Co.,Ltd. |
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Address after: 100097 Beijing Haidian District Zizhuyuan Road No. 120 Patentee after: DATANG ENVIRONMENT INDUSTRY GROUP Co.,Ltd. Address before: 100097 Beijing Haidian District Zizhuyuan Road No. 120 Patentee before: DATANG TECHNOLOGY INDUSTRY GROUP CO.,LTD. Address after: 100097 Beijing Haidian District Zizhuyuan Road No. 120 Patentee after: DATANG TECHNOLOGY INDUSTRY GROUP CO.,LTD. Address before: 100097 Beijing Haidian District Zizhuyuan Road No. 120 Patentee before: DATANG TECHNOLOGY INDUSTRY Co.,Ltd. Address after: 100097 Beijing Haidian District Zizhuyuan Road No. 120 Patentee after: DATANG TECHNOLOGY INDUSTRY Co.,Ltd. Address before: 100097 Beijing Haidian District Zizhuyuan Road No. 120 Patentee before: CHINA DATANG GROUP ENVIRONMENT TECHNOLOGY CO.,LTD. |