JPWO2022014072A5 - - Google Patents
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- Publication number
- JPWO2022014072A5 JPWO2022014072A5 JP2022536119A JP2022536119A JPWO2022014072A5 JP WO2022014072 A5 JPWO2022014072 A5 JP WO2022014072A5 JP 2022536119 A JP2022536119 A JP 2022536119A JP 2022536119 A JP2022536119 A JP 2022536119A JP WO2022014072 A5 JPWO2022014072 A5 JP WO2022014072A5
- Authority
- JP
- Japan
- Prior art keywords
- discharge
- magnet wire
- measurement point
- wire coating
- detecting
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 85
- 238000005259 measurement Methods 0.000 claims description 60
- 239000011248 coating agent Substances 0.000 claims description 58
- 238000000576 coating method Methods 0.000 claims description 58
- 230000007547 defect Effects 0.000 claims description 54
- 238000009413 insulation Methods 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 8
- 238000011156 evaluation Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims 6
- 230000002950 deficient Effects 0.000 claims 5
- 238000009499 grossing Methods 0.000 claims 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 3
- 239000011347 resin Substances 0.000 claims 3
- 229920005989 resin Polymers 0.000 claims 3
- 239000000463 material Substances 0.000 claims 2
- 230000001186 cumulative effect Effects 0.000 claims 1
- 230000008030 elimination Effects 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
- 239000011737 fluorine Substances 0.000 claims 1
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- 125000001153 fluoro group Chemical group F* 0.000 claims 1
- 230000008054 signal transmission Effects 0.000 claims 1
- 230000003068 static effect Effects 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
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 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2022014072A1 JPWO2022014072A1 (enExample) | 2022-01-20 |
| JPWO2022014072A5 true JPWO2022014072A5 (enExample) | 2022-08-30 |
| JP7329695B2 JP7329695B2 (ja) | 2023-08-18 |
Family
ID=79554548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20230176105A1 (enExample) |
| JP (1) | JP7329695B2 (enExample) |
| CN (1) | CN115777130A (enExample) |
| WO (1) | WO2022014072A1 (enExample) |
Family Cites Families (21)
| 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 |
| US5416419A (en) * | 1993-09-29 | 1995-05-16 | At&T Corp. | Insulation defect detection by high voltage electrode means |
| 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 |
| US6392401B1 (en) * | 1998-06-05 | 2002-05-21 | Chathan M. Cooke | Closely-coupled multiple-winding magnetic induction-type sensor |
| 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 |
| 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 |
| 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 |
| 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 |
| JP6507767B2 (ja) * | 2015-03-23 | 2019-05-08 | 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 |
| JP6908462B2 (ja) * | 2017-03-30 | 2021-07-28 | 住友電気工業株式会社 | 絶縁電線の検査方法 |
-
2021
- 2021-01-20 CN CN202180048005.XA patent/CN115777130A/zh active Pending
- 2021-01-20 WO PCT/JP2021/001763 patent/WO2022014072A1/ja not_active Ceased
- 2021-01-20 JP JP2022536119A patent/JP7329695B2/ja active Active
- 2021-01-20 US US17/997,848 patent/US20230176105A1/en not_active Abandoned
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