CN1400715A - 发电机的保护与监控设备及其使用 - Google Patents
发电机的保护与监控设备及其使用 Download PDFInfo
- Publication number
- CN1400715A CN1400715A CN02127046A CN02127046A CN1400715A CN 1400715 A CN1400715 A CN 1400715A CN 02127046 A CN02127046 A CN 02127046A CN 02127046 A CN02127046 A CN 02127046A CN 1400715 A CN1400715 A CN 1400715A
- Authority
- CN
- China
- Prior art keywords
- protection
- dog
- watch
- parallel circuits
- generator
- 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
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 230000004224 protection Effects 0.000 claims description 40
- 230000001681 protective effect Effects 0.000 abstract 2
- 238000012806 monitoring device Methods 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000009183 running Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/06—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors
Abstract
Description
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1401/01 | 2001-07-27 | ||
CH14012001 | 2001-07-27 | ||
CH20011401/2001 | 2001-07-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1400715A true CN1400715A (zh) | 2003-03-05 |
CN1319238C CN1319238C (zh) | 2007-05-30 |
Family
ID=4565447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021270465A Expired - Lifetime CN1319238C (zh) | 2001-07-27 | 2002-07-26 | 发电机的保护与监控设备及其使用方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6714020B2 (zh) |
EP (1) | EP1280249B1 (zh) |
JP (1) | JP3995553B2 (zh) |
CN (1) | CN1319238C (zh) |
ES (1) | ES2727302T3 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102739081A (zh) * | 2011-04-08 | 2012-10-17 | 富士通株式会社 | Ac适配器和电子设备单元 |
CN103683687A (zh) * | 2013-12-12 | 2014-03-26 | 中国神华能源股份有限公司 | 汽轮发电机接地装置及方法 |
CN113839522A (zh) * | 2021-09-30 | 2021-12-24 | 陕西航空电气有限责任公司 | 一种高转速旋转干扰抑制器 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005538370A (ja) * | 2002-09-10 | 2005-12-15 | アルストム テクノロジー リミテッド | 電気機械におけるシャフトアセンブリの振動を捕捉する方法および装置 |
DE102005021354A1 (de) * | 2005-05-04 | 2006-11-16 | Vem Sachsenwerk Gmbh | Anordung zum Begrenzen von Überspannungen an Funktionsteilen umrichtergespeister elektrischer Maschinen |
DE102005027670A1 (de) * | 2005-06-15 | 2007-01-11 | Siemens Ag | Anordnung und Verfahren zur Lagerstromüberwachung eines Elektromotors |
AU2007229157B2 (en) * | 2006-03-17 | 2010-01-07 | Vestas Wind Systems A/S | Protection system for an electric generator, wind turbine and use hereof |
WO2008006655A1 (de) * | 2006-07-13 | 2008-01-17 | Alstom Technology Ltd | Verfahren und vorrichtung zur detektion von interlaminaren kurzschlüssen |
US7498818B2 (en) * | 2006-08-25 | 2009-03-03 | Schweitzer Engineering Laboratories, Inc. | Apparatus and method for detecting a brush liftoff in a synchronous generator rotor circuit |
CN101932948B (zh) * | 2007-12-07 | 2014-07-30 | 阿尔斯通技术有限公司 | 用于探测电机定子叠片组中的层间片短路的方法 |
US20090323256A1 (en) | 2008-06-25 | 2009-12-31 | Errera Michael R | Interface for system for generating electric power |
US8405940B2 (en) * | 2009-10-13 | 2013-03-26 | Schweitzer Engineering Laboratories Inc | Systems and methods for generator ground fault protection |
DE102010005458A1 (de) * | 2010-01-23 | 2011-07-28 | Oerlikon Leybold Vacuum GmbH, 50968 | Wälzlageranordnung sowie Verfahren zur frühzeitigen Detektion von Lagerschäden bei einer Wälzlageranordnung |
DE102010064016A1 (de) | 2010-12-23 | 2012-06-28 | Siemens Aktiengesellschaft | Elektrische Maschine, Schienenfahrzeug und schienengebundene Wagengarnitur |
US10288688B2 (en) | 2014-07-24 | 2019-05-14 | Schweitzer Engineering Laboratories, Inc. | Systems and methods for monitoring and protecting an electric power generator |
US9496707B2 (en) | 2014-12-22 | 2016-11-15 | Schweitzer Engineering Laboratories, Inc. | Generator protection element |
JP2020521977A (ja) | 2017-06-05 | 2020-07-27 | カッツフォース インコーポレイテッドCutsforth,Inc. | 接地装置用のモニタリングシステム |
US10931097B2 (en) | 2017-09-25 | 2021-02-23 | Schweitzer Engineering Laboratories, Inc. | Generator stator ground protection using third harmonic |
US10333291B2 (en) | 2017-09-25 | 2019-06-25 | Schweitzer Engineering Laboratories, Inc. | Multiple generator ground fault detection |
US10797632B2 (en) | 2018-08-21 | 2020-10-06 | Schweitzer Engineering Laboratories, Inc. | Sensitive directional element for generator protection |
US11316455B2 (en) | 2019-08-28 | 2022-04-26 | Schweitzer Engineering Laboratories, Inc. | Generator rotor turn-to-turn fault detection using fractional harmonics |
US10819261B1 (en) | 2019-10-25 | 2020-10-27 | Schweitzer Engineering Laboratories, Inc. | Security improvements for electric power generator protection |
DE102020104844A1 (de) * | 2020-02-25 | 2021-08-26 | Schaeffler Technologies AG & Co. KG | Elektrische Antriebsanordnung für ein Fahrzeug mit getriebeseitiger Ableiteinrichtung |
US11631972B2 (en) | 2020-12-16 | 2023-04-18 | Schweitzer Engineering Laboratories, Inc. | Accurate modeling of equipment overexcitation damage curves |
US11946966B1 (en) | 2023-02-20 | 2024-04-02 | Schweitzer Engineering Laboratories, Inc. | Selective stator ground fault protection using positive-sequence voltage reference |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE391181C (de) * | 1922-12-14 | 1924-02-29 | Wanderer Werke Vorm Winklhofer | Kupplungsvorrichtung fuer Schneckengetriebe mit schwenkbarer Schneckenwelle, insbesondere von Teilkoepfen |
US3581150A (en) * | 1970-04-08 | 1971-05-25 | Gen Motors Corp | Overvoltage protection circuit for a generator regulator system |
CH663697A5 (en) * | 1984-04-17 | 1987-12-31 | Bbc Brown Boveri & Cie | Arrangement for dissipating shaft voltages |
DE8517568U1 (de) * | 1985-06-15 | 1986-06-26 | Kraftwerk Union AG, 4330 Mülheim | Ankopplungseinheit zur Wicklungsüberwachung bei elektrischen Hochspannungsmaschinen, insbesondere Turbogeneratoren, mittels Teilentladungserfassung |
CH674433A5 (zh) | 1986-11-19 | 1990-05-31 | Bbc Brown Boveri & Cie | |
US5006769A (en) * | 1989-04-05 | 1991-04-09 | Asea Brown Boveri Ltd. | Arrangement for detecting winding shorts in the rotor winding of electrical machines |
US5677831A (en) * | 1996-03-21 | 1997-10-14 | Lin; Jung-Hui | Expandable uninterruptible power supply system |
DE19742622A1 (de) | 1997-09-26 | 1999-04-08 | Siemens Ag | Verfahren und Vorrichtung zur Überwachung von Wellenströmen und Wellenspannungen in einer Generatorwelle |
SE512822C2 (sv) | 1997-09-30 | 2000-05-22 | Abb Ab | Elektrisk anläggning innefattande minst en roterande elektrisk maskin och användning av en roterande elektrisk maskin i en elektrisk anläggning |
-
2002
- 2002-07-12 EP EP02405596.4A patent/EP1280249B1/de not_active Expired - Lifetime
- 2002-07-12 ES ES02405596T patent/ES2727302T3/es not_active Expired - Lifetime
- 2002-07-23 US US10/200,282 patent/US6714020B2/en not_active Expired - Lifetime
- 2002-07-24 JP JP2002215069A patent/JP3995553B2/ja not_active Expired - Fee Related
- 2002-07-26 CN CNB021270465A patent/CN1319238C/zh not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102739081A (zh) * | 2011-04-08 | 2012-10-17 | 富士通株式会社 | Ac适配器和电子设备单元 |
CN102739081B (zh) * | 2011-04-08 | 2015-04-22 | 富士通株式会社 | Ac适配器和电子设备单元 |
CN103683687A (zh) * | 2013-12-12 | 2014-03-26 | 中国神华能源股份有限公司 | 汽轮发电机接地装置及方法 |
CN113839522A (zh) * | 2021-09-30 | 2021-12-24 | 陕西航空电气有限责任公司 | 一种高转速旋转干扰抑制器 |
CN113839522B (zh) * | 2021-09-30 | 2023-12-19 | 陕西航空电气有限责任公司 | 一种高转速旋转干扰抑制器 |
Also Published As
Publication number | Publication date |
---|---|
US20030020482A1 (en) | 2003-01-30 |
JP3995553B2 (ja) | 2007-10-24 |
US6714020B2 (en) | 2004-03-30 |
EP1280249A1 (de) | 2003-01-29 |
EP1280249B1 (de) | 2019-03-13 |
CN1319238C (zh) | 2007-05-30 |
JP2003079102A (ja) | 2003-03-14 |
ES2727302T3 (es) | 2019-10-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1400715A (zh) | 发电机的保护与监控设备及其使用 | |
EP0271678B1 (de) | Anordnung zum Reduzieren der Wellenspannungen an dynamoelektrischen Maschinen | |
US8390977B2 (en) | Solar power inverters, including solar power inverters having surge protective devices, and associated methods | |
CN109917235B (zh) | 一种电缆缓冲层导电性能缺陷检测方法 | |
CN1042990C (zh) | 电力变换器用保护装置 | |
WO2000031852A1 (en) | Surge suppressor | |
CN1666398A (zh) | 保护和指示装置 | |
CN1052841C (zh) | 电信设备的保护方法及实施该方法的保护电路 | |
US6778375B1 (en) | Hybrid MOV/gas-tube AC surge protector for building entrance | |
EP2083427A1 (en) | High voltage surge arrester and method of operating the same | |
US20230264571A1 (en) | Method for detecting an insulation fault in a vehicle on-board electrical system and vehicle overvoltage protection circuit | |
US20210408876A1 (en) | System and method for a mitigating high frequency common mode (l-g) phenomena and associated affects on electrical submersible pumps mechanical run life | |
CN1042683C (zh) | 对地泄漏单元 | |
EP0437214B1 (en) | Method for diagnosing an insulation deterioration of an electric apparatus | |
Samaras et al. | Electrical surge-protection devices for industrial facilities—A tutorial review | |
US20160087424A1 (en) | Powerline surge protection | |
JP4432081B2 (ja) | 直流電力ケーブル異常検出装置 | |
CN1246972A (zh) | 交流电机的串联补偿 | |
CN212114782U (zh) | 提高电器安全性的过电压保护器 | |
WO2010066303A1 (en) | A system for transient overvoltage protection | |
US20160172848A1 (en) | Powerline surge protection | |
CN116490785A (zh) | 使用电缆屏蔽件进行电连接监测 | |
CN110661150A (zh) | 一种用于旋转机构的接地装置 | |
RU2085414C1 (ru) | Устройство для защиты тяговой сети переменного тока при нарушении изоляции не заземленных на рельсы опор | |
JPH03219582A (ja) | アレスター監視装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: ALSTON TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ALSTOM (SWITZERLAND) CO., LTD. Effective date: 20040618 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20040618 Address after: Baden, Switzerland Applicant after: ALSTOM TECHNOLOGY Ltd. Address before: Baden, Switzerland Applicant before: ALSTOM (SWITZERLAND) Ltd. |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Baden, Switzerland Patentee after: GENERAL ELECTRIC TECHNOLOGY GmbH Address before: Baden, Switzerland Patentee before: Alstom Technology Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20070530 |