JPH0312443B2 - - Google Patents

Info

Publication number
JPH0312443B2
JPH0312443B2 JP18954882A JP18954882A JPH0312443B2 JP H0312443 B2 JPH0312443 B2 JP H0312443B2 JP 18954882 A JP18954882 A JP 18954882A JP 18954882 A JP18954882 A JP 18954882A JP H0312443 B2 JPH0312443 B2 JP H0312443B2
Authority
JP
Japan
Prior art keywords
motor
cooler
power supply
transformer
frequency
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.)
Expired
Application number
JP18954882A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5978510A (ja
Inventor
Moriaki Takechi
Hideo Shinohara
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 JPS5978510A (ja) 1984-05-07
JPH0312443B2 true JPH0312443B2 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS5978510A (ja) 1984-05-07

Similar Documents

Publication Publication Date Title
JP3695023B2 (ja) 電気自動車の過負荷防止装置
JPH06508259A (ja) 機関車の主牽引用交流機の熱保護
WO2001097355A1 (en) Dynamic motor drive torque control based on power switching device temperature feedback
JPH0965689A (ja) 誘導電動機の駆動装置
JPH05272465A (ja) 三相圧縮機の超過温度保護装置
GB2281825A (en) Preventing overload of a rectifier unit.
US5610958A (en) Reactor circulating pump system
JPS59153496A (ja) インバ−タ制御装置
JPS58225617A (ja) 変圧器冷却装置
JPH0312443B2 (enrdf_load_stackoverflow)
JP2005039890A (ja) 交流電動機駆動装置
JPH10174276A (ja) モータの保護装置
JPS6259447B2 (enrdf_load_stackoverflow)
JPS5933808A (ja) 変圧器冷却装置
JPS63148819A (ja) 交流制御器用電流欠陥検出装置
JP2834184B2 (ja) 過負荷検出装置
JPH0451961B2 (enrdf_load_stackoverflow)
JPS5913311A (ja) 変圧器冷却装置
JPH09140181A (ja) インバータ装置
JPWO2009101859A1 (ja) インバータ装置とその制御方法
JPS6264283A (ja) 電動機の駆動装置
JP2747122B2 (ja) 冷却材ポンプ速度制御装置
JPS5933809A (ja) 変圧器冷却装置
JPH07177774A (ja) 電動機の回生制御方法
JPH0631812B2 (ja) ポンプキャビテ−ション防止装置