JP7519586B2 - 電流センサ - Google Patents

電流センサ Download PDF

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Publication number
JP7519586B2
JP7519586B2 JP2021515895A JP2021515895A JP7519586B2 JP 7519586 B2 JP7519586 B2 JP 7519586B2 JP 2021515895 A JP2021515895 A JP 2021515895A JP 2021515895 A JP2021515895 A JP 2021515895A JP 7519586 B2 JP7519586 B2 JP 7519586B2
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JP
Japan
Prior art keywords
core
housing
current sensor
split
divided
Prior art date
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JP2021515895A
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English (en)
Japanese (ja)
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JPWO2020217838A5 (https=
JPWO2020217838A1 (https=
Inventor
裕太 佐藤
弘英 市橋
満 富田
昌一 小林
学 橋本
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.)
Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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Publication of JPWO2020217838A1 publication Critical patent/JPWO2020217838A1/ja
Publication of JPWO2020217838A5 publication Critical patent/JPWO2020217838A5/ja
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/186—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using current transformers with a core consisting of two or more parts, e.g. clamp-on type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0046—Arrangements for measuring currents or voltages or for indicating presence or sign thereof characterised by a specific application or detail not covered by any other subgroup of G01R19/00
    • G01R19/0053—Noise discrimination; Analog sampling; Measuring transients

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
JP2021515895A 2019-04-24 2020-03-26 電流センサ Active JP7519586B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019083170 2019-04-24
JP2019083170 2019-04-24
PCT/JP2020/013546 WO2020217838A1 (ja) 2019-04-24 2020-03-26 電流センサ

Publications (3)

Publication Number Publication Date
JPWO2020217838A1 JPWO2020217838A1 (https=) 2020-10-29
JPWO2020217838A5 JPWO2020217838A5 (https=) 2022-01-27
JP7519586B2 true JP7519586B2 (ja) 2024-07-22

Family

ID=72942006

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021515895A Active JP7519586B2 (ja) 2019-04-24 2020-03-26 電流センサ

Country Status (4)

Country Link
US (1) US11726113B2 (https=)
JP (1) JP7519586B2 (https=)
CN (1) CN113711059B (https=)
WO (1) WO2020217838A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024179251A (ja) * 2023-06-14 2024-12-26 パナソニックＩｐマネジメント株式会社 電流センサ、及び遮断装置
CN117995512B (zh) * 2024-03-18 2024-08-23 中电装备山东电子有限公司 一种智能分离式互感器

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005332851A (ja) 2004-05-18 2005-12-02 Yasuhiko Okubo ホールｃｔ用コア
JP2009002736A (ja) 2007-06-20 2009-01-08 Fdk Corp 電流センサ
US20090115403A1 (en) 2007-09-10 2009-05-07 James Bernklau Split core status indicator
US20100308797A1 (en) 2007-08-27 2010-12-09 Rudolf Zimmermann Power sensor
JP2012098305A (ja) 2008-01-25 2012-05-24 Liaisons Electroniques Mech Lem Sa 電流センサー
US20130002236A1 (en) 2011-06-28 2013-01-03 Schneider Electric Industries Sas Device for measuring the electric current flowing in an electric apparatus, said device enabling power measurement, and an electric apparatus comprising same
JP2013179233A (ja) 2012-02-29 2013-09-09 Kohshin Electric Corp 磁気コア及びこれを備えた磁気平衡式電流センサ
JP2014070914A (ja) 2012-09-27 2014-04-21 Sumitomo Electric Ind Ltd 電流センサ

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH364889A (it) * 1958-10-20 1962-10-15 Codeluppi Aldino Punta da trapano per la perforazione di materiali
US4036688A (en) * 1975-04-09 1977-07-19 The United States Of America As Represented By The United States Energy Research And Development Administration Apparatus for controlling molten core debris
JPH01300506A (ja) * 1988-05-30 1989-12-05 Asahi Kasei Denshi Kk 磁気平衡式電流変成器
FR2737922B1 (fr) 1995-08-14 1997-09-19 Schneider Electric Sa Capteur de courant et appareil electrique le comportant
US5952819A (en) * 1997-07-24 1999-09-14 General Electric Company Auto-zeroing current sensing element
JP3476077B2 (ja) * 2000-08-21 2003-12-10 株式会社タムラ製作所 カレントトランス用コイルボビンおよびその製造方法
CN101364008B (zh) * 2007-08-10 2010-08-11 北京京东方光电科技有限公司 摩擦取向装置
US9535097B2 (en) * 2012-07-19 2017-01-03 Gridview Optical Solutions, Llc. Electro-optic current sensor with high dynamic range and accuracy
JP6372969B2 (ja) * 2012-12-03 2018-08-15 矢崎総業株式会社 電流センサ
US9372207B1 (en) * 2013-09-10 2016-06-21 EKM Metering, Inc. Power sensing transducer
US9939465B2 (en) * 2015-04-24 2018-04-10 Sumida Corporation Electric current detector
CN206048309U (zh) * 2016-09-30 2017-03-29 北京沃尔德金刚石工具股份有限公司 一种刀轮
CN109469446A (zh) * 2019-01-25 2019-03-15 沧州格锐特钻头有限公司 一种具有排屑结构的牙轮钻头

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005332851A (ja) 2004-05-18 2005-12-02 Yasuhiko Okubo ホールｃｔ用コア
JP2009002736A (ja) 2007-06-20 2009-01-08 Fdk Corp 電流センサ
US20100308797A1 (en) 2007-08-27 2010-12-09 Rudolf Zimmermann Power sensor
US20090115403A1 (en) 2007-09-10 2009-05-07 James Bernklau Split core status indicator
JP2012098305A (ja) 2008-01-25 2012-05-24 Liaisons Electroniques Mech Lem Sa 電流センサー
US20130002236A1 (en) 2011-06-28 2013-01-03 Schneider Electric Industries Sas Device for measuring the electric current flowing in an electric apparatus, said device enabling power measurement, and an electric apparatus comprising same
JP2013179233A (ja) 2012-02-29 2013-09-09 Kohshin Electric Corp 磁気コア及びこれを備えた磁気平衡式電流センサ
JP2014070914A (ja) 2012-09-27 2014-04-21 Sumitomo Electric Ind Ltd 電流センサ

Also Published As

Publication number Publication date
CN113711059B (zh) 2024-02-06
WO2020217838A1 (ja) 2020-10-29
CN113711059A (zh) 2021-11-26
JPWO2020217838A1 (https=) 2020-10-29
US11726113B2 (en) 2023-08-15
US20220155351A1 (en) 2022-05-19

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