JPH0196710U - - Google Patents
Info
- Publication number
- JPH0196710U JPH0196710U JP19152787U JP19152787U JPH0196710U JP H0196710 U JPH0196710 U JP H0196710U JP 19152787 U JP19152787 U JP 19152787U JP 19152787 U JP19152787 U JP 19152787U JP H0196710 U JPH0196710 U JP H0196710U
- Authority
- JP
- Japan
- Prior art keywords
- gas
- electrical equipment
- container
- differential pressure
- bellows
- 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
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Gas-Insulated Switchgears (AREA)
Description
第１図はこの考案によるガス密度検出装置の一
実施例を示す構成図、第２図は従来のガス密度検
出装置の一例を示す構成図である。
１……スイツチ、１ａ……アクチユエータ、２
……駆動片、３ａ，３ｂ……ベローズ、４……差
圧リレー、５……供給管、７ｈ，７……感温筒
、１１……密閉容器、１２ａ……絶縁性ガス、１
２ｂ……基準密度ガス、２０……ガス絶縁変圧器
。
FIG. 1 is a block diagram showing an embodiment of a gas density detecting device according to this invention, and FIG. 2 is a block diagram showing an example of a conventional gas density detecting device. 1... Switch, 1a... Actuator, 2
... Drive piece, 3a, 3b ... Bellows, 4 ... Differential pressure relay, 5 ... Supply pipe, 7h, 7 ... Temperature sensing tube, 11 ... Airtight container, 12a ... Insulating gas, 1
2b...Reference density gas, 20...Gas insulated transformer.
Claims (1)
２個のベローズが対向配置されてなる差圧リレー
と、該差圧リレーのベローズの一方に接続されガ
ス絶縁電気機器の容器内に封入されたガスの供給
管と、前記ベローズの他方に接続され前記電気機
器の容器に設置の基準密度ガスが封入された感温
筒とを備えたガス密度低下検出装置において、前
記感温筒を前記電気機器の容器の高温部と低温部
とにそれぞれ設け、これらの感温筒を互に並列接
続したことを特徴とするガス絶縁電気機器のガス
密度低下検出装置。 A differential pressure relay consisting of a drive piece that can be engaged with the operating section of a switch and two bellows arranged opposite each other, and a differential pressure relay that is connected to one of the bellows of the differential pressure relay and sealed in a container of gas-insulated electrical equipment. In a gas density drop detection device comprising a gas supply pipe and a temperature sensing cylinder sealed with a reference density gas connected to the other side of the bellows and installed in a container of the electrical equipment, the temperature sensing cylinder is connected to the electrical equipment. 1. A gas density drop detection device for gas insulated electrical equipment, characterized in that these temperature sensing cylinders are provided in a high temperature part and a low temperature part of a container, respectively, and are connected in parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19152787U JPH0196710U (en) | 1987-12-17 | 1987-12-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19152787U JPH0196710U (en) | 1987-12-17 | 1987-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0196710U true JPH0196710U (en) | 1989-06-27 |
Family
ID=31482434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19152787U Pending JPH0196710U (en) | 1987-12-17 | 1987-12-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0196710U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2951592A1 (en) * | 2009-10-15 | 2011-04-22 | Areva T & D Sas | Average or high voltage electrical apparatus e.g. circuit breaker, has densimeter with chamber connected to enclosure, where temperature of inner surface of enclosure is equal or close to average temperature of gas within enclosure |
-
1987
- 1987-12-17 JP JP19152787U patent/JPH0196710U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2951592A1 (en) * | 2009-10-15 | 2011-04-22 | Areva T & D Sas | Average or high voltage electrical apparatus e.g. circuit breaker, has densimeter with chamber connected to enclosure, where temperature of inner surface of enclosure is equal or close to average temperature of gas within enclosure |
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