JP7329695B2 - マグネットワイヤ被覆の絶縁欠陥検出方法、検出システム、および電気機械の製造方法、電気機械 - Google Patents

マグネットワイヤ被覆の絶縁欠陥検出方法、検出システム、および電気機械の製造方法、電気機械 Download PDF

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JP7329695B2
JP7329695B2 JP2022536119A JP2022536119A JP7329695B2 JP 7329695 B2 JP7329695 B2 JP 7329695B2 JP 2022536119 A JP2022536119 A JP 2022536119A JP 2022536119 A JP2022536119 A JP 2022536119A JP 7329695 B2 JP7329695 B2 JP 7329695B2
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discharge
magnet wire
wire coating
measurement point
detection electrode
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JPWO2022014072A1 (enExample
JPWO2022014072A5 (enExample
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貞治 高橋
貴浩 三澤
旭涛 李
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
    • G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
    • G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
    • 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
    • G01R31/58—Testing of lines, cables or conductors
    • G01R31/59—Testing of lines, cables or conductors while the cable continuously passes the testing apparatus, e.g. during manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/08—Insulating conductors or cables by winding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/16—Insulating conductors or cables by passing through or dipping in a liquid bath; by spraying

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Testing Relating To Insulation (AREA)
JP2022536119A 2020-07-15 2021-01-20 マグネットワイヤ被覆の絶縁欠陥検出方法、検出システム、および電気機械の製造方法、電気機械 Active JP7329695B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020121215 2020-07-15
JP2020121215 2020-07-15
PCT/JP2021/001763 WO2022014072A1 (ja) 2020-07-15 2021-01-20 マグネットワイヤ被覆の絶縁欠陥検出方法、検出システム、および電気機械の製造方法、電気機械

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JPWO2022014072A1 JPWO2022014072A1 (enExample) 2022-01-20
JPWO2022014072A5 JPWO2022014072A5 (enExample) 2022-08-30
JP7329695B2 true JP7329695B2 (ja) 2023-08-18

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JP2022536119A Active JP7329695B2 (ja) 2020-07-15 2021-01-20 マグネットワイヤ被覆の絶縁欠陥検出方法、検出システム、および電気機械の製造方法、電気機械

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Country Link
US (1) US20230176105A1 (enExample)
JP (1) JP7329695B2 (enExample)
CN (1) CN115777130A (enExample)
WO (1) WO2022014072A1 (enExample)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416419A (en) 1993-09-29 1995-05-16 At&T Corp. Insulation defect detection by high voltage electrode means
US20020125877A1 (en) 1998-06-05 2002-09-12 Chathan M. Cooke Closely-coupled multiple-winding magnetic induction-type sensor
JP2009236887A (ja) 2008-03-28 2009-10-15 Furukawa Electric Co Ltd:The 絶縁不良検出用電極構造および絶縁不良検出方法
EP2395364A1 (en) 2010-06-14 2011-12-14 Alstom Technology Ltd Method for detecting the partial discharges generated in an electric system and electric system with a device for detecting the partial discharges generated therein
JP5949612B2 (ja) 2013-03-21 2016-07-13 日立金属株式会社 絶縁特性の検査装置、絶縁特性の検査方法及び絶縁電線の製造方法
JP2016180629A (ja) 2015-03-23 2016-10-13 日立金属株式会社 部分放電測定方法および部分放電測定装置、並びに絶縁電線の製造方法
JP2018169381A (ja) 2017-03-30 2018-11-01 住友電気工業株式会社 絶縁電線の検査方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3047800A (en) * 1957-11-25 1962-07-31 Okonite Co Corona-testing of the insulation of electric cables
US3096478A (en) * 1959-08-18 1963-07-02 Okonite Co Apparatus with conductive gas electrodes for detecting non-uniformity in electrically insulating and electrically semi-conducting materials
US3005150A (en) * 1960-11-15 1961-10-17 Samuel H Behr Apparatus for determining the condition of electrical insulation
JPH0131925Y2 (enExample) * 1979-04-13 1989-10-02
SE436951B (sv) * 1981-02-19 1985-01-28 Asea Ab Kontrollforfarande vid tillverkning av transformator eller reaktor samt anordning for tillverkningskontroll av transformator eller reaktor
JPH0769381B2 (ja) * 1987-03-20 1995-07-31 日立電線株式会社 ケ−ブルの部分放電試験方法
JPH07120527A (ja) * 1993-10-27 1995-05-12 Fujikura Ltd 部分放電検出装置
US5530364A (en) * 1994-12-27 1996-06-25 The University Of Connecticut Cable partial discharge location pointer
US5760590A (en) * 1996-02-20 1998-06-02 The United States Of America As Represented By The Secretary Of The Navy Cable integrity tester
US6313640B1 (en) * 1998-02-03 2001-11-06 Abb Power T & D Company, Inc. System and method for diagnosing and measuring partial discharge
US6184691B1 (en) * 1999-02-04 2001-02-06 General Electric Company Apparatus and method for testing coating of an electrical conductor
JP3748235B2 (ja) * 2002-06-13 2006-02-22 テクノ・サクセス株式会社 耐電圧試験方法とこの方法に使用する耐電圧試験装置
AU2009278834B2 (en) * 2008-08-06 2014-06-05 Eskom Holdings Limited Partial discharge monitoring method and system
EP2214390B1 (en) * 2009-01-30 2013-01-09 Alcatel Lucent Methods for determining the location of a defect in a wired transmission line and systems according to such methods

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416419A (en) 1993-09-29 1995-05-16 At&T Corp. Insulation defect detection by high voltage electrode means
US20020125877A1 (en) 1998-06-05 2002-09-12 Chathan M. Cooke Closely-coupled multiple-winding magnetic induction-type sensor
JP2009236887A (ja) 2008-03-28 2009-10-15 Furukawa Electric Co Ltd:The 絶縁不良検出用電極構造および絶縁不良検出方法
EP2395364A1 (en) 2010-06-14 2011-12-14 Alstom Technology Ltd Method for detecting the partial discharges generated in an electric system and electric system with a device for detecting the partial discharges generated therein
JP5949612B2 (ja) 2013-03-21 2016-07-13 日立金属株式会社 絶縁特性の検査装置、絶縁特性の検査方法及び絶縁電線の製造方法
JP2016180629A (ja) 2015-03-23 2016-10-13 日立金属株式会社 部分放電測定方法および部分放電測定装置、並びに絶縁電線の製造方法
JP2018169381A (ja) 2017-03-30 2018-11-01 住友電気工業株式会社 絶縁電線の検査方法

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US20230176105A1 (en) 2023-06-08
JPWO2022014072A1 (enExample) 2022-01-20
CN115777130A (zh) 2023-03-10
WO2022014072A1 (ja) 2022-01-20

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