CA2747702C - Rotating machine shaft signal monitoring method and system - Google Patents

Rotating machine shaft signal monitoring method and system Download PDF

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Publication number
CA2747702C
CA2747702C CA2747702A CA2747702A CA2747702C CA 2747702 C CA2747702 C CA 2747702C CA 2747702 A CA2747702 A CA 2747702A CA 2747702 A CA2747702 A CA 2747702A CA 2747702 C CA2747702 C CA 2747702C
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CA
Canada
Prior art keywords
voltage
current
shaft
signals
data
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CA2747702A
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English (en)
French (fr)
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CA2747702A1 (en
Inventor
Simon Higgins
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Eskom Holdings Soc Ltd
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Eskom Holdings Soc Ltd
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Publication of CA2747702A1 publication Critical patent/CA2747702A1/en
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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
    • G01R31/343—Testing dynamo-electric machines in operation

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
CA2747702A 2008-12-19 2009-09-16 Rotating machine shaft signal monitoring method and system Active CA2747702C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ZA2008/10734 2008-12-19
ZA200810734 2008-12-19
PCT/IB2009/054040 WO2010070465A1 (en) 2008-12-19 2009-09-16 Rotating machine shaft signal monitoring method and system

Publications (2)

Publication Number Publication Date
CA2747702A1 CA2747702A1 (en) 2010-06-24
CA2747702C true CA2747702C (en) 2018-02-27

Family

ID=41416026

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2747702A Active CA2747702C (en) 2008-12-19 2009-09-16 Rotating machine shaft signal monitoring method and system

Country Status (10)

Country Link
US (1) US9091732B2 (https=)
EP (1) EP2370825A1 (https=)
JP (2) JP2012513024A (https=)
AU (1) AU2009329205B9 (https=)
CA (1) CA2747702C (https=)
MX (1) MX2011006462A (https=)
RU (1) RU2518597C2 (https=)
UA (1) UA103787C2 (https=)
WO (1) WO2010070465A1 (https=)
ZA (1) ZA200906491B (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011108591A1 (de) * 2011-07-27 2013-01-31 Voith Patent Gmbh Überwachungsvorrichtung für eine doppelgespeiste Asynchronmaschine
CN104067011B (zh) * 2011-11-23 2017-07-28 Skf公司 旋转系统状态监控装置与方法、计算机可读媒介和管理服务器
FR3049713B1 (fr) 2016-04-05 2021-02-19 Siemens Energy Inc Systeme actif de mise a la terre d'un arbre avec analyse diagnostic d'une forme d'onde
WO2017176401A1 (en) * 2016-04-05 2017-10-12 Siemens Energy, Inc. Shaft ground monitoring with diagnostic waveform analysis
US10539602B2 (en) * 2016-04-05 2020-01-21 Siemens Energy, Inc. Active shaft grounding system with diagnostic waveform analysis
WO2018139505A1 (ja) * 2017-01-25 2018-08-02 パナソニックＩｐマネジメント株式会社 状態監視システム、状態監視方法、状態監視プログラム、及び記録媒体
CN110261774B (zh) * 2019-07-25 2020-07-24 中国科学院兰州化学物理研究所 一种摩擦发电机测试系统
CN114863652B (zh) * 2021-01-15 2024-01-30 湖南五凌电力科技有限公司 变压器状态监测智能预警方法
RU2769257C1 (ru) * 2021-05-13 2022-03-29 федеральное государственное бюджетное образовательное учреждение высшего образования «Оренбургский государственный университет» Способ диагностирования автомобильных генераторов по спектру выходного напряжения

Family Cites Families (23)

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US3972224A (en) * 1974-05-14 1976-08-03 Maxwell Ingram Shaft efficiency monitoring system
US5032826A (en) * 1987-10-29 1991-07-16 Westinghouse Electric Corp. Core monitor that uses rotor shaft voltages
US4963829A (en) 1988-03-21 1990-10-16 Wereb John A Shaft rotation analyzer using variable capacitance transducer maintained at a constant voltage
US5435168A (en) * 1993-08-17 1995-07-25 Scientific-Atlanta, Inc. Transducer testing system for low frequency vibrations
US6449567B1 (en) * 1996-05-20 2002-09-10 Crane Nuclear, Inc. Apparatus and method for determining shaft speed of a motor
US6091236A (en) * 1997-04-28 2000-07-18 Csi Technology, Inc. System and method for measuring and analyzing electrical signals on the shaft of a machine
US6460013B1 (en) * 1999-05-06 2002-10-01 Paul I. Nippes Shaft voltage current monitoring system for early warning and problem detection
US7034706B1 (en) * 1999-05-06 2006-04-25 Nippes Paul I Early warning and problem detection in rotating machinery by monitoring shaft voltage and/or grounding current
JP3671367B2 (ja) * 2000-12-20 2005-07-13 エイテック株式会社 電気機器設備の異常診断方法
US6917203B1 (en) * 2001-09-07 2005-07-12 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Current signature sensor
JP4152726B2 (ja) * 2002-11-07 2008-09-17 東洋炭素株式会社 カーボンブラシ
US7649470B2 (en) * 2002-09-10 2010-01-19 Alstom Technology Ltd. Method and apparatus for detection of brush sparking and spark erosion on electrical machines
EP1537427B1 (de) * 2002-09-10 2008-08-06 Alstom Technology Ltd Vorrichtung und verfahren zur überwachung und/oder analyse von elektrischen maschinen im betrieb
US6822839B2 (en) * 2002-12-05 2004-11-23 Eaton Corporation Method and apparatus of detecting internal motor faults in an induction machine
BRPI0512678B1 (pt) * 2004-07-27 2018-02-14 Nativis, Inc. “Aparelho para a provisão de sinais moleculares a partir de uma amostra, método para a produção de um efeito de um agente químico ou bioquímico sobre um sistema em resposta, método para a geração de sinais eletromagnéticos, aparelho para a geração de um sinal e método de produção de uma assinatura de sinal eletromagnético”
DE102005012942B4 (de) * 2005-03-21 2018-12-13 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
RU2300116C2 (ru) * 2005-04-13 2007-05-27 Общество с ограниченной ответственностью "Центр электромагнитной безопасности" Способ диагностики электродвигателей переменного тока и связанных с ними механических устройств
US20070279068A1 (en) * 2006-05-31 2007-12-06 Harres Daniel N Power diagnostic system and method
JP4959360B2 (ja) * 2007-02-06 2012-06-20 株式会社東京精密 塑性加工異常検出方法、加工システム及びａｅ検出装置
JP2008256981A (ja) * 2007-04-05 2008-10-23 Fuji Xerox Co Ltd 故障診断システム
EP2217938B1 (de) * 2007-12-07 2017-05-17 General Electric Technology GmbH Verfahren zur überwachung des wellenstromes und/oder der isolation der welle von elektromaschinen
US8457913B2 (en) * 2008-06-04 2013-06-04 Oracle America, Inc. Computer system with integrated electromagnetic-interference detectors
US20110119515A1 (en) * 2009-05-07 2011-05-19 Innosys, Inc. Power Monitoring and Control System

Also Published As

Publication number Publication date
US20110313701A1 (en) 2011-12-22
ZA200906491B (en) 2010-06-30
JP2016106218A (ja) 2016-06-16
AU2009329205B2 (en) 2014-06-19
MX2011006462A (es) 2011-07-28
UA103787C2 (ru) 2013-11-25
JP5913724B1 (ja) 2016-04-27
CA2747702A1 (en) 2010-06-24
AU2009329205A1 (en) 2011-07-07
US9091732B2 (en) 2015-07-28
AU2009329205B9 (en) 2014-11-20
WO2010070465A1 (en) 2010-06-24
JP2012513024A (ja) 2012-06-07
RU2518597C2 (ru) 2014-06-10
RU2011129560A (ru) 2013-01-27
EP2370825A1 (en) 2011-10-05

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