DE60236668D1 - Erkennung von motorlagerschaden über wavelet analyse des einschaltstromimpulses - Google Patents

Erkennung von motorlagerschaden über wavelet analyse des einschaltstromimpulses

Info

Publication number
DE60236668D1
DE60236668D1 DE60236668T DE60236668T DE60236668D1 DE 60236668 D1 DE60236668 D1 DE 60236668D1 DE 60236668 T DE60236668 T DE 60236668T DE 60236668 T DE60236668 T DE 60236668T DE 60236668 D1 DE60236668 D1 DE 60236668D1
Authority
DE
Germany
Prior art keywords
detection
circulation pump
wavelet analysis
damage over
engine storage
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
DE60236668T
Other languages
English (en)
Inventor
Michael J Devaney
Levent Eren
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.)
Schneider Electric USA Inc
Original Assignee
Square D 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 Square D Co filed Critical Square D Co
Application granted granted Critical
Publication of DE60236668D1 publication Critical patent/DE60236668D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00—Testing of machine parts
    • G01M13/04—Bearings
    • G01M13/045—Acoustic or vibration analysis
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
DE60236668T 2001-05-01 2002-04-30 Erkennung von motorlagerschaden über wavelet analyse des einschaltstromimpulses Expired - Lifetime DE60236668D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/846,865 US6727725B2 (en) 2001-05-01 2001-05-01 Motor bearing damage detection via wavelet analysis of the starting current transient
PCT/US2002/013626 WO2002089305A1 (en) 2001-05-01 2002-04-30 Motor bearing damage detection via wavelet analysis of the starting current transient

Publications (1)

Publication Number Publication Date
DE60236668D1 true DE60236668D1 (de) 2010-07-22

Family

ID=25299159

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60236668T Expired - Lifetime DE60236668D1 (de) 2001-05-01 2002-04-30 Erkennung von motorlagerschaden über wavelet analyse des einschaltstromimpulses

Country Status (4)

Country Link
US (1) US6727725B2 (de)
EP (1) EP1421670B1 (de)
DE (1) DE60236668D1 (de)
WO (1) WO2002089305A1 (de)

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Also Published As

Publication number Publication date
WO2002089305A1 (en) 2002-11-07
US6727725B2 (en) 2004-04-27
EP1421670A1 (de) 2004-05-26
EP1421670B1 (de) 2010-06-09
US20020186039A1 (en) 2002-12-12

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