JPH03101480U - - Google Patents
Info
- Publication number
- JPH03101480U JPH03101480U JP925090U JP925090U JPH03101480U JP H03101480 U JPH03101480 U JP H03101480U JP 925090 U JP925090 U JP 925090U JP 925090 U JP925090 U JP 925090U JP H03101480 U JPH03101480 U JP H03101480U
- Authority
- JP
- Japan
- Prior art keywords
- cubicles
- circuit
- utility
- electromagnetic waves
- receiving circuit
- 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
- 238000009413 insulation Methods 0.000 claims description 4
- 230000005856 abnormality Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図はこの考案の実施例を示す斜視図、第２
図は絶縁判定ユニツトの回路図である。
１……キユービクル、２……アンテナ、３……
絶縁判定ユニツト、４……混合回路、５……受信
回路、６……判定回路。
Figure 1 is a perspective view showing an embodiment of this invention;
The figure is a circuit diagram of the insulation determination unit. 1... Cubicle, 2... Antenna, 3...
Insulation judgment unit, 4...mixing circuit, 5...receiving circuit, 6...judgment circuit.
Claims (1)
設置されてあつて、前記各キユービクルに収納さ
れてある電気機器に、絶縁異常が生じたときに発
生する部分放電によつて発生する電磁波をキヤツ
チするアンテナと、 前記各アンテナからの信号を一括して受信回路
に入力する混合回路と、 前記受信回路によつて受信した信号より、部分
放電による電磁波を判定する判定回路とを備えて
なる キユービクルの絶縁異常検出装置。[Scope of Claim for Utility Model Registration] The utility model is installed inside each of a plurality of cubicles installed in parallel, and is used to treat partial discharges that occur when an insulation abnormality occurs in electrical equipment housed in each of the cubicles. an antenna that catches the electromagnetic waves generated as a result, a mixing circuit that collectively inputs signals from each of the antennas to a receiving circuit, and a determination circuit that determines electromagnetic waves due to partial discharge from the signals received by the receiving circuit. A cubicle insulation abnormality detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP925090U JPH03101480U (en) | 1990-01-31 | 1990-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP925090U JPH03101480U (en) | 1990-01-31 | 1990-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03101480U true JPH03101480U (en) | 1991-10-23 |
Family
ID=31512855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP925090U Pending JPH03101480U (en) | 1990-01-31 | 1990-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03101480U (en) |
-
1990
- 1990-01-31 JP JP925090U patent/JPH03101480U/ja active Pending
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