JPS5978510A - 変圧器用冷却器運転装置 - Google Patents

変圧器用冷却器運転装置

Info

Publication number
JPS5978510A
JPS5978510A JP18954882A JP18954882A JPS5978510A JP S5978510 A JPS5978510 A JP S5978510A JP 18954882 A JP18954882 A JP 18954882A JP 18954882 A JP18954882 A JP 18954882A JP S5978510 A JPS5978510 A JP S5978510A
Authority
JP
Japan
Prior art keywords
motor
cooler
transformer
frequency
current
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
JP18954882A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0312443B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Moriaki Takechi
盛明 武智
Hideo Shinohara
秀雄 篠原
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 JP18954882A priority Critical patent/JPS5978510A/ja
Publication of JPS5978510A publication Critical patent/JPS5978510A/ja
Publication of JPH0312443B2 publication Critical patent/JPH0312443B2/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
    • H01F27/08—Cooling; Ventilating

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transformer Cooling (AREA)
JP18954882A 1982-10-26 1982-10-26 変圧器用冷却器運転装置 Granted JPS5978510A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18954882A JPS5978510A (ja) 1982-10-26 1982-10-26 変圧器用冷却器運転装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18954882A JPS5978510A (ja) 1982-10-26 1982-10-26 変圧器用冷却器運転装置

Publications (2)

Publication Number Publication Date
JPS5978510A true JPS5978510A (ja) 1984-05-07
JPH0312443B2 JPH0312443B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-02-20

Family

ID=16243154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18954882A Granted JPS5978510A (ja) 1982-10-26 1982-10-26 変圧器用冷却器運転装置

Country Status (1)

Country Link
JP (1) JPS5978510A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPH0312443B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-02-20

Similar Documents

Publication Publication Date Title
EP0534447B1 (en) D.C. fan control circuit for linearly variable cooling
JPH06508259A (ja) 機関車の主牽引用交流機の熱保護
US5929610A (en) Method and apparatus for shoot-through detection and accommodation in an electric power system including a synchronous generator power source
JPS5978510A (ja) 変圧器用冷却器運転装置
JPS58225617A (ja) 変圧器冷却装置
JPS59106882A (ja) インバ−タ付空調機の保護装置
JPH10174276A (ja) モータの保護装置
JPS5933808A (ja) 変圧器冷却装置
JP2005039890A (ja) 交流電動機駆動装置
JP2524846B2 (ja) 車載電源装置の保護装置
JPS5913311A (ja) 変圧器冷却装置
JPH0767389A (ja) モータ駆動装置
JPS6115594A (ja) モ−タ保護装置
JPS6264283A (ja) 電動機の駆動装置
JP2834184B2 (ja) 過負荷検出装置
JPH0451961B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US20250163926A1 (en) Fan brake circuit
JPWO2009101859A1 (ja) インバータ装置とその制御方法
JPS6088416A (ja) 変圧器用冷却器の運転装置
Motto et al. A new intelligent power module with microprocessor compatible analog current feedback, control input, and status output signals
JPS58225618A (ja) 変圧器冷却装置
JP2747122B2 (ja) 冷却材ポンプ速度制御装置
JP3562171B2 (ja) モータ駆動装置
JPS6115521A (ja) モ−タ保護装置
JP2715546B2 (ja) 電流導体の風冷装置