JPS5913313A - 変圧器の直流偏磁矯正方法 - Google Patents

変圧器の直流偏磁矯正方法

Info

Publication number
JPS5913313A
JPS5913313A JP12340482A JP12340482A JPS5913313A JP S5913313 A JPS5913313 A JP S5913313A JP 12340482 A JP12340482 A JP 12340482A JP 12340482 A JP12340482 A JP 12340482A JP S5913313 A JPS5913313 A JP S5913313A
Authority
JP
Japan
Prior art keywords
current
transformer
band
field distortion
variable
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
Application number
JP12340482A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0519805B2 (enrdf_load_stackoverflow
Inventor
Toyoichi Koan
光庵　豊一
Eiichi Tamaoki
玉置　栄一
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP12340482A priority Critical patent/JPS5913313A/ja
Publication of JPS5913313A publication Critical patent/JPS5913313A/ja
Publication of JPH0519805B2 publication Critical patent/JPH0519805B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/38—Auxiliary core members; Auxiliary coils or windings
    • H01F27/385—Auxiliary core members; Auxiliary coils or windings for reducing harmonics

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Regulation Of General Use Transformers (AREA)
JP12340482A 1982-07-13 1982-07-13 変圧器の直流偏磁矯正方法 Granted JPS5913313A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12340482A JPS5913313A (ja) 1982-07-13 1982-07-13 変圧器の直流偏磁矯正方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12340482A JPS5913313A (ja) 1982-07-13 1982-07-13 変圧器の直流偏磁矯正方法

Publications (2)

Publication Number Publication Date
JPS5913313A true JPS5913313A (ja) 1984-01-24
JPH0519805B2 JPH0519805B2 (enrdf_load_stackoverflow) 1993-03-17

Family

ID=14859711

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12340482A Granted JPS5913313A (ja) 1982-07-13 1982-07-13 変圧器の直流偏磁矯正方法

Country Status (1)

Country Link
JP (1) JPS5913313A (enrdf_load_stackoverflow)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008151661A1 (de) * 2007-06-12 2008-12-18 Siemens Transformers Austria Gmbh & Co Kg Elektrischer transformator mit gleichfluss-kompensation
JP2013532937A (ja) * 2010-07-20 2013-08-19 エンプリマス、エルエルシー 電力系統保護用の連続無停止ａｃ接地システム
JP2013539336A (ja) * 2010-07-20 2013-10-17 エンプリマス、エルエルシー 検知システム、検知方法および自己テスト方法
JP2015029015A (ja) * 2013-07-30 2015-02-12 新電元工業株式会社 インダクタ装置および電源装置
CN105229759A (zh) * 2013-05-28 2016-01-06 西门子公司 用于降低变压器的磁芯中的单向磁通分量的设备
US10931096B2 (en) 2015-01-06 2021-02-23 Techhold Llc Systems and methods for actuating a transformer neutral blocking system
US10985559B2 (en) 2017-02-03 2021-04-20 Techhold Llc Method and system for improved operation of power grid components in the presence of direct current (DC)
USRE48775E1 (en) 2010-07-20 2021-10-12 Techhold, Llc Self-testing features of sensing and control electronics for a power grid protection system
WO2021225750A1 (en) * 2020-05-08 2021-11-11 Raytheon Company Actively-controlled power transformer and method for controlling
US11451047B2 (en) 2017-03-30 2022-09-20 Techhold, Llc Protection of electrical devices based on electromagnetic pulse signal

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320525A (en) * 1976-08-11 1978-02-24 Hitachi Ltd Compensating unit for dc field distortion of transformer
JPS5542487A (en) * 1978-09-21 1980-03-25 Matsushita Electric Ind Co Ltd Multiplex television signal generator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320525A (en) * 1976-08-11 1978-02-24 Hitachi Ltd Compensating unit for dc field distortion of transformer
JPS5542487A (en) * 1978-09-21 1980-03-25 Matsushita Electric Ind Co Ltd Multiplex television signal generator

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8314674B2 (en) 2007-06-12 2012-11-20 Siemens Ag Österreich Electrical transformer with unidirectional flux compensation
WO2008151661A1 (de) * 2007-06-12 2008-12-18 Siemens Transformers Austria Gmbh & Co Kg Elektrischer transformator mit gleichfluss-kompensation
USRE48775E1 (en) 2010-07-20 2021-10-12 Techhold, Llc Self-testing features of sensing and control electronics for a power grid protection system
JP2013532937A (ja) * 2010-07-20 2013-08-19 エンプリマス、エルエルシー 電力系統保護用の連続無停止ａｃ接地システム
JP2013539336A (ja) * 2010-07-20 2013-10-17 エンプリマス、エルエルシー 検知システム、検知方法および自己テスト方法
JP2016185071A (ja) * 2010-07-20 2016-10-20 エンプリマス、エルエルシー 電力系統保護用の連続無停止ａｃ接地システム
CN105229759A (zh) * 2013-05-28 2016-01-06 西门子公司 用于降低变压器的磁芯中的单向磁通分量的设备
US20160125999A1 (en) * 2013-05-28 2016-05-05 Siemens Aktiengesellschaft Apparatus for Reducing a Magnetic Unidirectional Flux Component in the Core of a Transformer
US10083789B2 (en) 2013-05-28 2018-09-25 Siemens Aktiengesellschaft Apparatus for reducing a magnetic unidirectional flux component in the core of a transformer
JP2015029015A (ja) * 2013-07-30 2015-02-12 新電元工業株式会社 インダクタ装置および電源装置
US10931096B2 (en) 2015-01-06 2021-02-23 Techhold Llc Systems and methods for actuating a transformer neutral blocking system
US10985559B2 (en) 2017-02-03 2021-04-20 Techhold Llc Method and system for improved operation of power grid components in the presence of direct current (DC)
US11451047B2 (en) 2017-03-30 2022-09-20 Techhold, Llc Protection of electrical devices based on electromagnetic pulse signal
WO2021225750A1 (en) * 2020-05-08 2021-11-11 Raytheon Company Actively-controlled power transformer and method for controlling
US11418031B2 (en) * 2020-05-08 2022-08-16 Raytheon Company Actively-controlled power transformer and method for controlling
JP2023525029A (ja) * 2020-05-08 2023-06-14 レイセオン カンパニー 能動制御型電力変圧器及びその制御方法

Also Published As

Publication number Publication date
JPH0519805B2 (enrdf_load_stackoverflow) 1993-03-17

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