JPS61104766U - - Google Patents
Info
- Publication number
- JPS61104766U JPS61104766U JP18880284U JP18880284U JPS61104766U JP S61104766 U JPS61104766 U JP S61104766U JP 18880284 U JP18880284 U JP 18880284U JP 18880284 U JP18880284 U JP 18880284U JP S61104766 U JPS61104766 U JP S61104766U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- ferroelectric element
- semiconducting layer
- iron core
- meter
- 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.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 230000006866 deterioration Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 238000012806 monitoring device Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 1
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Testing Relating To Insulation (AREA)
Description
第１図は本考案の原理を説明するための説明図
、第２図ａ，ｂは強誘電体素子の特性を説明する
ための説明図、第３図は本考案の実施例を示す構
成図、第４図はコイルを示す断面図、第５図は実
験例を示す構成図である。
図面中、１はコイル、１ａはコイル導体、１ｂ
は絶縁層、１ｃは半導電層、２は鉄心、３は強誘
電体、４は計器、５ａ，５ｂはリード線、６は警
報接点付電圧計、７は模擬鉄心である。
Figure 1 is an explanatory diagram for explaining the principle of the present invention, Figures 2 a and b are explanatory diagrams for explaining the characteristics of a ferroelectric element, and Figure 3 is a configuration diagram showing an embodiment of the present invention. , FIG. 4 is a sectional view showing the coil, and FIG. 5 is a configuration diagram showing an experimental example. In the drawings, 1 is a coil, 1a is a coil conductor, 1b
1c is an insulating layer, 1c is a semiconducting layer, 2 is an iron core, 3 is a ferroelectric material, 4 is a meter, 5a, 5b are lead wires, 6 is a voltmeter with an alarm contact, and 7 is a simulated iron core.
Claims (1)
らコイルエンドにかけてコイル導体を囲む半導電
層をコイル絶縁層内に形成するとともに、半導電
層が形成されたコイルのコイルエンド表面に強誘
電体素子を取り付け、更にこの強誘電体素子の電
圧若しくは電流を検出する計器を備えたことを特
徴とする絶縁劣化監視装置。 A semiconducting layer surrounding the coil conductor from the coil side to the coil end of the coil assembled to the iron core is formed in the coil insulating layer, and a ferroelectric element is attached to the coil end surface of the coil on which the semiconducting layer is formed. An insulation deterioration monitoring device comprising a meter that detects the voltage or current of the ferroelectric element.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984188802U JPH0640459Y2 (en) | 1984-12-14 | 1984-12-14 | Insulation deterioration monitoring device |
| US06/806,675 US4737775A (en) | 1984-12-14 | 1985-12-09 | Insulation deterioration monitoring apparatus |
| EP85115928A EP0187309B1 (en) | 1984-12-14 | 1985-12-13 | Insulation deterioration monitoring apparatus |
| DE8585115928T DE3579800D1 (en) | 1984-12-14 | 1985-12-13 | APPARATUS FOR MONITORING THE DEGRADATION OF THE INSULATION. |
| KR2019850016704U KR920002832Y1 (en) | 1984-12-14 | 1985-12-13 | Insulation deterioration monitoring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984188802U JPH0640459Y2 (en) | 1984-12-14 | 1984-12-14 | Insulation deterioration monitoring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61104766U true JPS61104766U (en) | 1986-07-03 |
| JPH0640459Y2 JPH0640459Y2 (en) | 1994-10-19 |
Family
ID=30746266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984188802U Expired - Lifetime JPH0640459Y2 (en) | 1984-12-14 | 1984-12-14 | Insulation deterioration monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0640459Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5843162A (en) * | 1981-09-07 | 1983-03-12 | Meidensha Electric Mfg Co Ltd | Insulating performance monitoring system for coil of high voltage rotary electric machine |
-
1984
- 1984-12-14 JP JP1984188802U patent/JPH0640459Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5843162A (en) * | 1981-09-07 | 1983-03-12 | Meidensha Electric Mfg Co Ltd | Insulating performance monitoring system for coil of high voltage rotary electric machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0640459Y2 (en) | 1994-10-19 |
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