JP2011246674A - 電気絶縁油および油入電気機器 - Google Patents
電気絶縁油および油入電気機器 Download PDFInfo
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- JP2011246674A JP2011246674A JP2010123941A JP2010123941A JP2011246674A JP 2011246674 A JP2011246674 A JP 2011246674A JP 2010123941 A JP2010123941 A JP 2010123941A JP 2010123941 A JP2010123941 A JP 2010123941A JP 2011246674 A JP2011246674 A JP 2011246674A
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- oil
- copper sulfide
- dbpc
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Abstract
【解決手段】本発明は、2,6−ジ−tert−ブチル−p−クレゾールの濃度が0.2重量%以下であることを特徴とする、油入電気機器に用いる電気絶縁油である。
【選択図】図1
Description
Claims (4)
- 2,6−ジ−tert−ブチル−p−クレゾールの濃度が0.2重量%以下であることを特徴とする、油入電気機器に用いる電気絶縁油。
- 前記2,6−ジ−tert−ブチル−p−クレゾールの濃度が0.1重量%以下である、請求項1に記載の電気絶縁油。
- 前記2,6−ジ−tert−ブチル−p−クレゾールの濃度が0.08重量%以下である、請求項1に記載の電気絶縁油。
- 請求項1〜3のいずれかに記載の電気絶縁油を使用した油入電気機器。
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JP2010123941A JP2011246674A (ja) | 2010-05-31 | 2010-05-31 | 電気絶縁油および油入電気機器 |
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JP2010123941A JP2011246674A (ja) | 2010-05-31 | 2010-05-31 | 電気絶縁油および油入電気機器 |
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JP2011246674A true JP2011246674A (ja) | 2011-12-08 |
JP2011246674A5 JP2011246674A5 (ja) | 2013-01-31 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5079936B1 (ja) * | 2011-11-28 | 2012-11-21 | 三菱電機株式会社 | 油入電気機器の診断方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5963607A (ja) * | 1982-08-31 | 1984-04-11 | ウエスチングハウス エレクトリツク コ−ポレ−シヨン | 誘電液体 |
JPS61218003A (ja) * | 1985-03-25 | 1986-09-27 | 株式会社日立製作所 | 電気機器用絶縁油 |
JPH04227991A (ja) * | 1990-05-21 | 1992-08-18 | Exxon Res & Eng Co | 水素化分解原料油からの変圧器油組成物の製造法 |
JP2000306430A (ja) * | 1999-04-22 | 2000-11-02 | Japan Energy Corp | 電気絶縁油 |
JP2004164858A (ja) * | 2002-11-08 | 2004-06-10 | Idemitsu Kosan Co Ltd | 電気絶縁油組成物 |
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2010
- 2010-05-31 JP JP2010123941A patent/JP2011246674A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5963607A (ja) * | 1982-08-31 | 1984-04-11 | ウエスチングハウス エレクトリツク コ−ポレ−シヨン | 誘電液体 |
JPS61218003A (ja) * | 1985-03-25 | 1986-09-27 | 株式会社日立製作所 | 電気機器用絶縁油 |
JPH04227991A (ja) * | 1990-05-21 | 1992-08-18 | Exxon Res & Eng Co | 水素化分解原料油からの変圧器油組成物の製造法 |
JP2000306430A (ja) * | 1999-04-22 | 2000-11-02 | Japan Energy Corp | 電気絶縁油 |
JP2004164858A (ja) * | 2002-11-08 | 2004-06-10 | Idemitsu Kosan Co Ltd | 電気絶縁油組成物 |
Non-Patent Citations (2)
Title |
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JPN6014024926; F. Scatiggio et al.: 'Oils with Presence of Corrosive Sulfur:Mitigation and Collateral Effects' 2009 IEEE Electrical Insulation Conference, Montreal, QC, Canada, 31 May - 3 June 2009 , pp.478-481 * |
JPN6014024927; Takashi Ito et al.: 'Corrosion Control by Antioxidant DBPC in Insulating Oil' IEEJ Trans 4, 2009, pp.422-424 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5079936B1 (ja) * | 2011-11-28 | 2012-11-21 | 三菱電機株式会社 | 油入電気機器の診断方法 |
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