JPS5271619A - Oil-filled electric machines - Google Patents
Oil-filled electric machinesInfo
- Publication number
- JPS5271619A JPS5271619A JP14809575A JP14809575A JPS5271619A JP S5271619 A JPS5271619 A JP S5271619A JP 14809575 A JP14809575 A JP 14809575A JP 14809575 A JP14809575 A JP 14809575A JP S5271619 A JPS5271619 A JP S5271619A
- Authority
- JP
- Japan
- Prior art keywords
- oil
- filled electric
- electric machines
- filled
- dustances
- 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
Links
Abstract
PURPOSE: To obtain an oil-filled electric machine capable of safety and stabilized operation by removing charge carriers such as ions, polarized molecules, charged dustances and the likes contained in oil by absorbing them on electrets.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14809575A JPS5271619A (en) | 1975-12-12 | 1975-12-12 | Oil-filled electric machines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14809575A JPS5271619A (en) | 1975-12-12 | 1975-12-12 | Oil-filled electric machines |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5271619A true JPS5271619A (en) | 1977-06-15 |
Family
ID=15445119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14809575A Pending JPS5271619A (en) | 1975-12-12 | 1975-12-12 | Oil-filled electric machines |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5271619A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4472700A (en) * | 1981-12-18 | 1984-09-18 | Siemens Aktiengesellschaft | Transformer with copper windings, liquid insulation material and supply depot containing solid copper deactivator to prevent dissolution of the copper |
US4564721A (en) * | 1984-04-18 | 1986-01-14 | Hitachi, Ltd. | Gas-insulated electrical apparatus with electret for captivating conductive particles and method of removing such particles during assembly thereof |
JPS6135504A (en) * | 1984-07-27 | 1986-02-20 | Mitsubishi Electric Corp | Method for eliminating foreign matters in an oil-immersed electric apparatus |
US4948515A (en) * | 1987-12-24 | 1990-08-14 | Toray Industries, Inc. | Filter for liquid and method of filtering liquid |
-
1975
- 1975-12-12 JP JP14809575A patent/JPS5271619A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4472700A (en) * | 1981-12-18 | 1984-09-18 | Siemens Aktiengesellschaft | Transformer with copper windings, liquid insulation material and supply depot containing solid copper deactivator to prevent dissolution of the copper |
US4564721A (en) * | 1984-04-18 | 1986-01-14 | Hitachi, Ltd. | Gas-insulated electrical apparatus with electret for captivating conductive particles and method of removing such particles during assembly thereof |
JPS6135504A (en) * | 1984-07-27 | 1986-02-20 | Mitsubishi Electric Corp | Method for eliminating foreign matters in an oil-immersed electric apparatus |
US4948515A (en) * | 1987-12-24 | 1990-08-14 | Toray Industries, Inc. | Filter for liquid and method of filtering liquid |
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