JPS529888A - Cooling device for oil-filled electrical equipment - Google Patents

Cooling device for oil-filled electrical equipment

Info

Publication number
JPS529888A
JPS529888A JP50085820A JP8582075A JPS529888A JP S529888 A JPS529888 A JP S529888A JP 50085820 A JP50085820 A JP 50085820A JP 8582075 A JP8582075 A JP 8582075A JP S529888 A JPS529888 A JP S529888A
Authority
JP
Japan
Prior art keywords
oil
cooling device
electrical equipment
filled electrical
colling
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.)
Pending
Application number
JP50085820A
Other languages
Japanese (ja)
Inventor
Norio Ikemoto
Tsunehiko Nagaya
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50085820A priority Critical patent/JPS529888A/en
Publication of JPS529888A publication Critical patent/JPS529888A/en
Pending legal-status Critical Current

Links

Landscapes

  • Transformers For Measuring Instruments (AREA)
  • Insulators (AREA)

Abstract

PURPOSE: A cooling device for a bushing, etc. of oil-filled electric equipment, in which a boiling heating surface permitting a refrigerant to pass through into an inner wall of a tank space into which no insulating oil penetrates is mounted, thereby affording higher colling efficiency.
COPYRIGHT: (C)1977,JPO&Japio
JP50085820A 1975-07-15 1975-07-15 Cooling device for oil-filled electrical equipment Pending JPS529888A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50085820A JPS529888A (en) 1975-07-15 1975-07-15 Cooling device for oil-filled electrical equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50085820A JPS529888A (en) 1975-07-15 1975-07-15 Cooling device for oil-filled electrical equipment

Publications (1)

Publication Number Publication Date
JPS529888A true JPS529888A (en) 1977-01-25

Family

ID=13869483

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50085820A Pending JPS529888A (en) 1975-07-15 1975-07-15 Cooling device for oil-filled electrical equipment

Country Status (1)

Country Link
JP (1) JPS529888A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100270875A1 (en) * 2009-04-23 2010-10-28 Kabushiki Kaisha Toshiba High-voltage bushing of a rotating electric machine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4914024A (en) * 1972-05-16 1974-02-07
JPS5017674A (en) * 1973-06-14 1975-02-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4914024A (en) * 1972-05-16 1974-02-07
JPS5017674A (en) * 1973-06-14 1975-02-25

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100270875A1 (en) * 2009-04-23 2010-10-28 Kabushiki Kaisha Toshiba High-voltage bushing of a rotating electric machine
JP2010259196A (en) * 2009-04-23 2010-11-11 Toshiba Corp High pressure bushing of rotating electrical machine
US8222778B2 (en) * 2009-04-23 2012-07-17 Kabushiki Kaisha Toshiba High-voltage bushing of a rotating electric machine

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