JPH0312410U - - Google Patents

Info

Publication number
JPH0312410U
JPH0312410U JP7332889U JP7332889U JPH0312410U JP H0312410 U JPH0312410 U JP H0312410U JP 7332889 U JP7332889 U JP 7332889U JP 7332889 U JP7332889 U JP 7332889U JP H0312410 U JPH0312410 U JP H0312410U
Authority
JP
Japan
Prior art keywords
oil
dielectric constant
duct
transformer
insulating
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
JP7332889U
Other languages
English (en)
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 filed Critical
Priority to JP7332889U priority Critical patent/JPH0312410U/ja
Publication of JPH0312410U publication Critical patent/JPH0312410U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Transformer Cooling (AREA)

Description

【図面の簡単な説明】
第1図は本考案および従来の油入変圧器の巻線
構造を示す基本構成図、第2図は同巻線構造の要
部を示す拡大図、第3図は雷インパルスに対する
変圧器巻線内部の電位分布特性図、第4図は本考
案を説明するための比誘電率と絶縁破壊電圧の関
係を示す特性図である。 1……高圧巻線、1a……巻線被覆、2……ダ
クトピース、3……縦楔、4……静電シールドリ
ング、5……油ダクト。

Claims (1)

    【実用新案登録請求の範囲】
  1. 絶縁油を巻線周囲に循環させて冷却する油ダク
    トを有する変圧器において、上記油ダクトを構成
    する分担電圧の高い領域に配設されるダクトピー
    スおよび縦楔の絶縁材料に比誘電率4.0以下の
    低誘電率素材を用いたことを特徴とする油入変圧
    器。
JP7332889U 1989-06-22 1989-06-22 Pending JPH0312410U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7332889U JPH0312410U (ja) 1989-06-22 1989-06-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7332889U JPH0312410U (ja) 1989-06-22 1989-06-22

Publications (1)

Publication Number Publication Date
JPH0312410U true JPH0312410U (ja) 1991-02-07

Family

ID=31612054

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7332889U Pending JPH0312410U (ja) 1989-06-22 1989-06-22

Country Status (1)

Country Link
JP (1) JPH0312410U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003347145A (ja) * 2002-05-30 2003-12-05 Daishowa Seiki Co Ltd 巻線コイル及びその製造装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003347145A (ja) * 2002-05-30 2003-12-05 Daishowa Seiki Co Ltd 巻線コイル及びその製造装置

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