JP2015032719A - 変換用変圧器の励磁電流検出装置 - Google Patents

変換用変圧器の励磁電流検出装置 Download PDF

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JP2015032719A
JP2015032719A JP2013161932A JP2013161932A JP2015032719A JP 2015032719 A JP2015032719 A JP 2015032719A JP 2013161932 A JP2013161932 A JP 2013161932A JP 2013161932 A JP2013161932 A JP 2013161932A JP 2015032719 A JP2015032719 A JP 2015032719A
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transformer
conversion
winding
current
series
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JP2015032719A5 (https=
Inventor
藤田　裕幸
Hiroyuki Fujita
裕幸 藤田
拡 石井
Hiromu Ishii
拡 石井
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Hitachi Ltd
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Hitachi Ltd
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JP2013161932A 2013-08-05 2013-08-05 変換用変圧器の励磁電流検出装置 Pending JP2015032719A (ja)

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JP2015032719A true JP2015032719A (ja) 2015-02-16
JP2015032719A5 JP2015032719A5 (https=) 2016-06-02

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109066586A (zh) * 2018-09-19 2018-12-21 南京南瑞继保电气有限公司 一种磁平衡的串联变压器纵联零序差动保护方法及装置
JP2022042779A (ja) * 2020-09-03 2022-03-15 株式会社ダイヘン 電圧調整装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03169271A (ja) * 1989-11-27 1991-07-22 Hitachi Ltd インバータトランスの偏磁検出回路
JPH0472888U (https=) * 1990-11-02 1992-06-26
JPH06174755A (ja) * 1992-12-08 1994-06-24 Toshiba Corp 変圧器の励磁電流検出装置
JPH08317562A (ja) * 1995-05-22 1996-11-29 Nissin Electric Co Ltd 系統連系システム
JPH1140429A (ja) * 1997-07-18 1999-02-12 Hitachi Ltd 変圧器及び変圧器の直流偏磁検出素子、並びに直流偏磁評価装置
JP2012196078A (ja) * 2011-03-17 2012-10-11 Fuji Electric Co Ltd 電力変換装置及びその制御方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03169271A (ja) * 1989-11-27 1991-07-22 Hitachi Ltd インバータトランスの偏磁検出回路
JPH0472888U (https=) * 1990-11-02 1992-06-26
JPH06174755A (ja) * 1992-12-08 1994-06-24 Toshiba Corp 変圧器の励磁電流検出装置
JPH08317562A (ja) * 1995-05-22 1996-11-29 Nissin Electric Co Ltd 系統連系システム
JPH1140429A (ja) * 1997-07-18 1999-02-12 Hitachi Ltd 変圧器及び変圧器の直流偏磁検出素子、並びに直流偏磁評価装置
JP2012196078A (ja) * 2011-03-17 2012-10-11 Fuji Electric Co Ltd 電力変換装置及びその制御方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109066586A (zh) * 2018-09-19 2018-12-21 南京南瑞继保电气有限公司 一种磁平衡的串联变压器纵联零序差动保护方法及装置
JP2022042779A (ja) * 2020-09-03 2022-03-15 株式会社ダイヘン 電圧調整装置
JP7537957B2 (ja) 2020-09-03 2024-08-21 株式会社ダイヘン 電圧調整装置

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