DE602004008132D1 - On-Line Erfassung von kurzgeschlossenen Generatorfeldwicklungen - Google Patents

On-Line Erfassung von kurzgeschlossenen Generatorfeldwicklungen

Info

Publication number
DE602004008132D1
DE602004008132D1 DE602004008132T DE602004008132T DE602004008132D1 DE 602004008132 D1 DE602004008132 D1 DE 602004008132D1 DE 602004008132 T DE602004008132 T DE 602004008132T DE 602004008132 T DE602004008132 T DE 602004008132T DE 602004008132 D1 DE602004008132 D1 DE 602004008132D1
Authority
DE
Germany
Prior art keywords
short
line detection
field windings
generator field
circuited
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.)
Expired - Lifetime
Application number
DE602004008132T
Other languages
English (en)
Other versions
DE602004008132T2 (de
Inventor
Kotesh Kummamuri Rao
Gregory John Goodrich
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of DE602004008132D1 publication Critical patent/DE602004008132D1/de
Application granted granted Critical
Publication of DE602004008132T2 publication Critical patent/DE602004008132T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/346—Testing of armature or field windings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/343—Testing dynamo-electric machines in operation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Control Of Eletrric Generators (AREA)
DE602004008132T 2003-03-31 2004-03-30 On-Line Erfassung von kurzgeschlossenen Generatorfeldwicklungen Expired - Lifetime DE602004008132T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/401,600 US6911838B2 (en) 2003-03-31 2003-03-31 Online detection of shorted turns in a generator field winding
US401600 2003-03-31

Publications (2)

Publication Number Publication Date
DE602004008132D1 true DE602004008132D1 (de) 2007-09-27
DE602004008132T2 DE602004008132T2 (de) 2008-05-08

Family

ID=32850550

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004008132T Expired - Lifetime DE602004008132T2 (de) 2003-03-31 2004-03-30 On-Line Erfassung von kurzgeschlossenen Generatorfeldwicklungen

Country Status (4)

Country Link
US (1) US6911838B2 (de)
EP (1) EP1464974B1 (de)
JP (1) JP4371262B2 (de)
DE (1) DE602004008132T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7259583B2 (en) * 2004-07-23 2007-08-21 General Electric Company Methods and apparatus for testing power generators
US7282923B2 (en) * 2005-09-20 2007-10-16 General Electric Company Systems and methods for triggering a partial discharge acquisition
US7411404B2 (en) * 2006-12-08 2008-08-12 General Electric Company Apparatus, system, and method for detecting an electrical short condition in a dynamoelectric machine
US8019561B1 (en) 2007-09-03 2011-09-13 Veric Systems Llc Electrical short locator method
US20090067101A1 (en) * 2007-09-06 2009-03-12 Siemens Power Generation, Inc. Method and System for Limiting a Current in an Alternating Current Generator
US20090219030A1 (en) * 2008-02-29 2009-09-03 General Electric Company Methods and Systems for Detecting Rotor Field Ground Faults In Rotating Machinery
ZA200903757B (en) * 2008-07-29 2010-04-28 Eskom Holdings Pty Ltd Stray-flux detection and analysis system
TWI391685B (zh) * 2009-10-16 2013-04-01 Ind Tech Res Inst 繞線製品檢測機台及其層間短路之檢測方法
US8781765B2 (en) 2011-04-11 2014-07-15 General Electric Company Online monitoring system and method to identify shorted turns in a field winding of a rotor
CN102565703A (zh) * 2011-06-17 2012-07-11 江苏省电力公司 直驱永磁同步风电机组特性参数在线辨识获取的方法
US8903664B2 (en) * 2011-06-22 2014-12-02 General Electric Company System and method for use in monitoring synchronous machines
CN102636751A (zh) * 2012-04-26 2012-08-15 中国人民解放军海军工程大学 基于励磁机励磁电流的交流无刷发电机故障检测方法
EP2746795B1 (de) * 2012-12-20 2015-10-07 Alstom Technology Ltd Vorrichtung und Verfahren zum Messen des Magnetfeldes im Luftspalt einer Elektromaschine
US8978239B2 (en) 2013-01-09 2015-03-17 General Electric Company Field coil winding assembly
FR3003102B1 (fr) * 2013-03-05 2015-04-17 Electricite De France Procede de detection d'un defaut d'excentricite d'un rotor d'une machine electrique tournante
CO7050216A1 (es) 2013-03-05 2014-09-10 Univ Nac De Colombia Método y sistema para la detección y diagnóstico de fallas de máquinas eléctricas en operación
CN103792463B (zh) * 2014-02-25 2017-02-01 华北电力大学（保定） 基于虚功率原理的汽轮发电机转子绕组短路故障诊断方法
JP7021130B2 (ja) * 2019-01-16 2022-02-16 ファナック株式会社 モータ内の巻線の層間短絡を検出する短絡検出装置、モータ制御装置及び数値制御システム
CN113557436B (zh) * 2019-03-12 2023-11-28 三菱电机株式会社 短路探测装置以及短路探测方法
DE112019007200T5 (de) * 2019-04-12 2021-12-23 Mitsubishi Electric Corporation Kurzschluss-Detektionseinrichtung und Kurzschluss-Detektionsverfahren
CN110297183B (zh) * 2019-07-17 2021-05-11 国网江苏省电力有限公司电力科学研究院 一种同步调相机转子匝间短路故障诊断方法、装置及存储介质
CN113776421B (zh) * 2021-08-26 2024-05-10 北京四方继保工程技术有限公司 一种变压器绕组变形诊断方法及系统
CN114884280B (zh) * 2022-04-28 2023-07-04 东方电气集团东方电机有限公司 一种转子线圈测温装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3506914A (en) 1968-07-01 1970-04-14 Gen Electric Method and apparatus for detecting rotor flux variations in the air gap of a dynamoelectric machine
US4136312A (en) * 1976-12-30 1979-01-23 Westinghouse Electric Corp. Method and apparatus for detection of rotor faults in dynamoelectric machines
JPS5683223A (en) * 1979-12-12 1981-07-07 Hitachi Ltd Rotary electric machine rotor winding malfunction detector
US4506218A (en) * 1981-01-12 1985-03-19 Rotron Incorporated Condition sensing arrangement for ac machines
US4667148A (en) 1985-06-26 1987-05-19 General Electric Company Generator air-gap flux probe for detecting shorted rotor turns
JPH0687642B2 (ja) * 1986-12-15 1994-11-02 株式会社日立製作所 回転電機の回転子巻線異常診断装置
US5252915A (en) * 1992-01-23 1993-10-12 Ontario Hydro Method and apparatus for detecting stator faults in rotary dynamoelectric machines
ATE169411T1 (de) * 1992-12-30 1998-08-15 Ansaldo Energia Spa Rotorwindungsschlussdetektor

Also Published As

Publication number Publication date
JP2004304999A (ja) 2004-10-28
DE602004008132T2 (de) 2008-05-08
EP1464974B1 (de) 2007-08-15
JP4371262B2 (ja) 2009-11-25
US20040189279A1 (en) 2004-09-30
US6911838B2 (en) 2005-06-28
EP1464974A1 (de) 2004-10-06

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