JP2014507659A5 - - Google Patents

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Publication number
JP2014507659A5
JP2014507659A5 JP2013553558A JP2013553558A JP2014507659A5 JP 2014507659 A5 JP2014507659 A5 JP 2014507659A5 JP 2013553558 A JP2013553558 A JP 2013553558A JP 2013553558 A JP2013553558 A JP 2013553558A JP 2014507659 A5 JP2014507659 A5 JP 2014507659A5
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JP
Japan
Prior art keywords
pair
tooth
tooth portion
tooth portions
straddle
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.)
Ceased
Application number
JP2013553558A
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English (en)
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JP2014507659A (ja
Filing date
Publication date
Priority claimed from US13/025,274 external-priority patent/US8508220B2/en
Application filed filed Critical
Publication of JP2014507659A publication Critical patent/JP2014507659A/ja
Publication of JP2014507659A5 publication Critical patent/JP2014507659A5/ja
Ceased legal-status Critical Current

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Claims (1)

  1. 請求項１１記載のシステムにおいて、
    磁性材料からなり、前記第１の一対の歯部の一方の歯部と前記第２の一対の歯部の隣接する歯部との間に位置する少なくとも１つの溝を跨ぐように大きさが調整された一時的な磁気分路を含む
    ことを特徴とするシステム。
JP2013553558A 2011-02-11 2012-02-09 積層鉄芯における故障検出 Ceased JP2014507659A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/025,274 2011-02-11
US13/025,274 US8508220B2 (en) 2011-02-11 2011-02-11 Fault detection for laminated core
PCT/US2012/024445 WO2012161760A1 (en) 2011-02-11 2012-02-09 Fault detection for laminated core

Publications (2)

Publication Number Publication Date
JP2014507659A JP2014507659A (ja) 2014-03-27
JP2014507659A5 true JP2014507659A5 (ja) 2015-04-16

Family

ID=45894639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013553558A Ceased JP2014507659A (ja) 2011-02-11 2012-02-09 積層鉄芯における故障検出

Country Status (7)

Country Link
US (1) US8508220B2 (ja)
EP (1) EP2673629A1 (ja)
JP (1) JP2014507659A (ja)
KR (1) KR101532555B1 (ja)
CN (1) CN103430017A (ja)
CA (1) CA2826162A1 (ja)
WO (1) WO2012161760A1 (ja)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104020370B (zh) * 2014-05-22 2016-08-17 中国南方电网有限责任公司电网技术研究中心 基于虚拟参数变化监视的变压器内部故障诊断方法
EP3106890A1 (en) * 2015-06-19 2016-12-21 General Electric Technology GmbH Method for measuring a stator core of an electric machine and measuring device
CN105388377A (zh) * 2015-11-09 2016-03-09 北京信息科技大学 旧电机定子铁心老化测试装置
JP6575394B2 (ja) * 2016-02-23 2019-09-18 日本製鉄株式会社 鉄心接合部の磁気特性の評価装置および評価方法
CN106526394B (zh) * 2016-12-31 2018-07-27 西南交通大学 卷铁心片间短路故障下铁心局部温升试验系统及方法
CN106501619B (zh) * 2016-12-31 2018-04-13 西南交通大学 一种铁心片间短路故障下的铁心损耗试验系统及方法
CN106771815B (zh) * 2016-12-31 2018-05-08 西南交通大学 测试铁心片间短路与磁通关联性的变压器试验平台及方法
CA3107955A1 (en) * 2017-08-01 2019-02-07 Hyperion Sensors Inc. Optical sensing methods and systems for transformers, and the construction thereof
CN107508437B (zh) * 2017-08-30 2019-04-23 中广核核电运营有限公司 发电机定子铁芯试验装置及方法
EP3879290B1 (en) * 2020-03-13 2024-09-11 Dr. Brockhaus Messtechnik GmbH & Co. KG Testing device for a magnetizable core and method for testing such core
EP3926352A1 (en) * 2020-06-15 2021-12-22 Siemens Gamesa Renewable Energy A/S Measuring core losses in segments of electrical machines
CN113075287A (zh) * 2021-03-31 2021-07-06 广东电网有限责任公司 一种电磁屏蔽层失效监测方法、装置及系统
CN113341268B (zh) * 2021-04-23 2022-09-02 国网江西省电力有限公司电力科学研究院 利用配电网架空线下方磁场分布特征的故障区段定位方法
CN114156044B (zh) * 2021-12-03 2023-01-31 四川大学 一种叠片型钢管磁轭式均匀磁化装置
CN115494385A (zh) * 2022-08-01 2022-12-20 中广核核电运营有限公司 发电机铁芯故障检测方法及系统

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US2468154A (en) * 1943-10-05 1949-04-26 Bell Telephone Labor Inc Permeability determination
GB1428689A (en) * 1973-06-19 1976-03-17 Tinsley & Co Ltd H Apparatus for and method of testing the number of turns on a coil
GB2044936B (en) 1978-05-31 1983-01-06 Central Electr Generat Board Method of and apparatus for testing laminated magnetic cores
CH676526A5 (ja) 1988-05-30 1991-01-31 Asea Brown Boveri
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US5321362A (en) 1992-09-15 1994-06-14 Westinghouse Electric Corp. Digital filtering of EL CID data
JPH06194342A (ja) * 1992-12-24 1994-07-15 Nippon Steel Corp 複合磁気ヘッド
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US6815957B2 (en) 2001-09-24 2004-11-09 Alstom (Switzerland) Ltd Method and device for inspecting laminated iron cores of electrical machines for interlamination shorts
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