JPH0332028B2 - - Google Patents

Info

Publication number
JPH0332028B2
JPH0332028B2 JP16038579A JP16038579A JPH0332028B2 JP H0332028 B2 JPH0332028 B2 JP H0332028B2 JP 16038579 A JP16038579 A JP 16038579A JP 16038579 A JP16038579 A JP 16038579A JP H0332028 B2 JPH0332028 B2 JP H0332028B2
Authority
JP
Japan
Prior art keywords
peak value
rotor winding
waveform
wave height
electric machine
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
JP16038579A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5683223A (en
Inventor
Toshio Saito
Motoya Ito
Noryoshi Takahashi
Masanori Sato
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP16038579A priority Critical patent/JPS5683223A/ja
Priority to US06/215,065 priority patent/US4377784A/en
Publication of JPS5683223A publication Critical patent/JPS5683223A/ja
Publication of JPH0332028B2 publication Critical patent/JPH0332028B2/ja
Granted 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Protection Of Generators And Motors (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
JP16038579A 1979-12-12 1979-12-12 Rotary electric machine rotor winding malfunction detector Granted JPS5683223A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP16038579A JPS5683223A (en) 1979-12-12 1979-12-12 Rotary electric machine rotor winding malfunction detector
US06/215,065 US4377784A (en) 1979-12-12 1980-12-10 Fault detection apparatus for rotor winding of rotary machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16038579A JPS5683223A (en) 1979-12-12 1979-12-12 Rotary electric machine rotor winding malfunction detector

Publications (2)

Publication Number Publication Date
JPS5683223A JPS5683223A (en) 1981-07-07
JPH0332028B2 true JPH0332028B2 (en]) 1991-05-09

Family

ID=15713812

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16038579A Granted JPS5683223A (en) 1979-12-12 1979-12-12 Rotary electric machine rotor winding malfunction detector

Country Status (2)

Country Link
US (1) US4377784A (en])
JP (1) JPS5683223A (en])

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GB8428198D0 (en) * 1984-11-08 1984-12-19 Adwel Ltd Motor monitor synchronisation system
JPH0640756B2 (ja) * 1984-12-26 1994-05-25 光洋精工株式会社 ステツピングモ−タの異常検知装置
US4710840A (en) * 1985-01-08 1987-12-01 Sundstrand Corporation Generating system with fault detection
US4687990A (en) * 1985-06-21 1987-08-18 The United States Of America As Represented By The United States Department Of Energy Brush potential curve tracer
IT1200755B (it) * 1985-09-27 1989-01-27 Axis Spa Macchina per il collaudo automatico di indotti di motori elettrici
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
US4808932A (en) * 1987-05-15 1989-02-28 Electric Power Research Institute, Inc. Rotor fault and location detector for induction motors
US5032826A (en) * 1987-10-29 1991-07-16 Westinghouse Electric Corp. Core monitor that uses rotor shaft voltages
US4952915A (en) * 1988-05-12 1990-08-28 Westinghouse Electric Corp. Failed electrical component detector for multiphase electric machines
US4937530A (en) * 1988-07-19 1990-06-26 Siemens Aktiengesellschaft Apparatus for monitoring phase voltages of a polyphase tachometer generator to detect phase failures
US5087909A (en) * 1989-08-18 1992-02-11 Westinghouse Electric Corp. Method and apparatus for radio frequency signal detection
US4996477A (en) * 1989-10-26 1991-02-26 A.O. Smith Corporation Apparatus and method for testing electrically controlled motor
US5049815A (en) * 1990-04-20 1991-09-17 General Electric Company Spectral analysis of induction motor current to detect rotor faults with reduced false alarms
US5030917A (en) * 1990-04-20 1991-07-09 General Electric Company Transient rotor fault detection in induction and synchronous motors
US5252915A (en) * 1992-01-23 1993-10-12 Ontario Hydro Method and apparatus for detecting stator faults in rotary dynamoelectric machines
US5270640A (en) * 1992-04-23 1993-12-14 The Penn State Research Foundation Method for incipient failure detection in electric machines
ES2120999T3 (es) * 1992-12-30 1998-11-16 Ansaldo Energia Spa Detector de cortocircuitos en el devanado de un rotor.
US5519337A (en) * 1993-11-04 1996-05-21 Martin Marietta Energy Systems, Inc. Motor monitoring method and apparatus using high frequency current components
US5612601A (en) * 1993-11-22 1997-03-18 Martin Marietta Energy Systems, Inc. Method for assessing motor insulation on operating motors
JP3187642B2 (ja) * 1994-02-25 2001-07-11 関西電力株式会社 電気機器の異常検出方法及び回転電機の異常検出装置
US5629870A (en) * 1994-05-31 1997-05-13 Siemens Energy & Automation, Inc. Method and apparatus for predicting electric induction machine failure during operation
DE19623808A1 (de) * 1996-06-14 1997-12-18 Siemens Ag Vorrichtung und Verfahren zur Messung von charakteristischen Zustandsgrößen des Erregersystems der Läuferwicklung einer elektrodynamischen Maschine
US5739698A (en) * 1996-06-20 1998-04-14 Csi Technology, Inc. Machine fault detection using slot pass frequency flux measurements
US5841255A (en) * 1996-08-22 1998-11-24 Csi Technology, Inc. Flux detector system
DE19721364A1 (de) * 1997-05-22 1998-11-26 Asea Brown Boveri Verfahren zum Schutz vor Vibration bei Rotationsmaschinen
US6727725B2 (en) * 2001-05-01 2004-04-27 Square D Company Motor bearing damage detection via wavelet analysis of the starting current transient
EP1312929B1 (de) * 2001-11-15 2006-04-05 Siemens Aktiengesellschaft Verfahren zum Überwachen einer elektrischen Isolation eines Läufers einer elektrischen Maschine
US6911838B2 (en) * 2003-03-31 2005-06-28 General Electric Company Online detection of shorted turns in a generator field winding
CN1321328C (zh) * 2003-04-28 2007-06-13 广东省电力工业局试验研究所 电动机早期故障小波诊断系统及其诊断电动机故障的方法
US6956459B2 (en) * 2003-10-23 2005-10-18 Siemens Westinghouse Power Corporation Sensing apparatus for blown fuse of rectifying wheel and associated methods
FI117918B (fi) * 2004-08-19 2007-04-13 Abb Oy Järjestely sähkökoneessa
DE102004062813A1 (de) * 2004-12-27 2006-07-06 Robert Bosch Gmbh Verfahren zur Herstellung der Läuferwicklung einer elektrischen Maschine sowie elektrische Maschine mit einer nach dem Verfahren hergestellten Läuferwicklung
US7239103B2 (en) * 2005-02-25 2007-07-03 International Rectifier Corporation Synchronous motor startup lock detection circuit and method
US7239149B2 (en) * 2005-08-19 2007-07-03 Siemens Power Generation, Inc. Search coil mount for facilitating inspection of a generator rotor in situ
JP4232810B2 (ja) * 2006-09-27 2009-03-04 株式会社日立製作所 回転電機の層間短絡検出装置及びその方法、並びにその層間短絡検出装置を備える回転電機
US7382138B1 (en) * 2006-09-29 2008-06-03 Reliance Electric Technologies, Llc System and method for non-destructive testing of rotors
US7592772B2 (en) * 2007-10-08 2009-09-22 University Of Victoria Innovation And Development Corporation Stator inter-turn fault detection of synchronous machines
GB2464698B (en) * 2008-10-22 2011-12-28 Brush Sem S R O Electrical component fault detection
JP5238596B2 (ja) * 2009-04-27 2013-07-17 株式会社日本自動車部品総合研究所 回転電機の放電量測定装置および放電量測定方法
US8405339B2 (en) 2010-07-01 2013-03-26 Eaton Corporation System and method for detecting fault in an AC machine
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
CN102590333B (zh) * 2012-02-24 2014-12-31 安徽省电力科学研究院 汽轮机转子中心孔检测用可调式涡流探头固定机构
ITMI20121905A1 (it) * 2012-11-08 2014-05-09 Ansaldo Energia Spa Apparecchiatura per il rilevamento di cortocorcuiti in avvolgimenti rotorici di macchine elettriche
FR3003037B1 (fr) * 2013-03-05 2015-04-17 Electricite De France Procede de detection d'un defaut de court-circuit dans des bobinages d'un rotor d'une machine electrique tournante
EP2942633A1 (de) * 2014-05-06 2015-11-11 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum Detektieren von Windungsschlüssen sowie elektrische Maschine
US9618583B2 (en) * 2015-03-10 2017-04-11 Mitsubishi Electric Research Laboratories, Inc Fault detection in induction motors based on current signature analysis
UA115597C2 (uk) * 2015-11-27 2017-11-27 Державне Підприємство Завод "Електроважмаш" Пристрій для випробування виткової і корпусної ізоляції в обмотках роторів турбогенераторів
US10317469B2 (en) 2016-11-11 2019-06-11 Borgwarner Inc. Bearing fault detection system for an alternator
CN108490353B (zh) * 2018-05-07 2019-07-19 东南大学 多相永磁同步电机驱动系统故障诊断方法
CN111965541B (zh) 2020-08-18 2021-06-18 杭州核诺瓦科技有限公司 检测电机磁回路槽楔、气隙、转子断条状态的装置及方法
CN115840139B (zh) * 2023-02-14 2023-05-26 山东海纳智能装备科技股份有限公司 一种电机用转子生产质量检测系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939074A (en) * 1956-03-28 1960-05-31 Anstee & Ware Ltd Devices for testing rotary machines, electric motors, generators and the like
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
SU512438A1 (ru) * 1973-07-31 1976-04-30 Предприятие П/Я В-8624 Устройство дл контрол правильности укладки обмотки электрической машины
JPS6052654B2 (ja) * 1976-04-28 1985-11-20 株式会社安川電機 交流回転電機の軸受摩耗の検出装置
US4136312A (en) * 1976-12-30 1979-01-23 Westinghouse Electric Corp. Method and apparatus for detection of rotor faults in dynamoelectric machines

Also Published As

Publication number Publication date
US4377784A (en) 1983-03-22
JPS5683223A (en) 1981-07-07

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