JPH0199050U - - Google Patents
Info
- Publication number
- JPH0199050U JPH0199050U JP19427987U JP19427987U JPH0199050U JP H0199050 U JPH0199050 U JP H0199050U JP 19427987 U JP19427987 U JP 19427987U JP 19427987 U JP19427987 U JP 19427987U JP H0199050 U JPH0199050 U JP H0199050U
- Authority
- JP
- Japan
- Prior art keywords
- pressure sensor
- gas
- sensor body
- temperature
- equipment container
- 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
- 230000000052 comparative effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000012806 monitoring device Methods 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
- Transformer Cooling (AREA)
Description
第１図は本考案のガス密度監視装置の一実施例
を示すための変圧器全体の概略縦断面図、第２図
はその回路図、第３図はその温度とガス圧力の線
図、第４図は従来の変圧器の一例を示す概略縦断
面図、第５図はその温度とガス圧力の線図である
。
１……変圧器、４……ガス絶縁機器容器、１２
……内部圧力センサ体、１３……感温筒、１４…
…筒内圧力センサ体、１５……処理装置部、１６
……警報器。
Fig. 1 is a schematic vertical sectional view of the entire transformer to show one embodiment of the gas density monitoring device of the present invention, Fig. 2 is its circuit diagram, Fig. 3 is a diagram of its temperature and gas pressure, and Fig. 3 is a diagram of its temperature and gas pressure. FIG. 4 is a schematic vertical cross-sectional view showing an example of a conventional transformer, and FIG. 5 is a diagram of its temperature and gas pressure. 1...Transformer, 4...Gas insulated equipment container, 12
... Internal pressure sensor body, 13 ... Temperature sensing cylinder, 14 ...
... Cylinder pressure sensor body, 15 ... Processing device section, 16
...Alarm.
Claims (1)
その内部に封入された絶縁ガスの平均温度での基
準ガス圧力を検出するよう筒状の感温筒１３を配
置し、 当該感温筒１３に高精度のデジタル圧力センサ
である筒内圧力センサ体１４を設置し、 前記ガス絶縁機器容器４内に、その内部の絶縁
ガスの圧力を検出する高精度のデジタル圧力セン
サである内部圧力センサ体１２を設置し、 前記内部圧力センサ体１２の測定値の信号と、
前記筒内圧力センサ体１４の測定値の信号とを受
け、これら信号を比較演算処理して、ガス密度を
高精度で計測する処理装置部１５を設置して構成
したことを特徴とするガス密度監視装置。[Scope of claim for utility model registration] In the gas insulated equipment container 4 that houses electrical equipment,
A cylindrical temperature-sensing tube 13 is arranged to detect the reference gas pressure at the average temperature of the insulating gas sealed therein, and an in-cylinder pressure sensor body, which is a high-precision digital pressure sensor, is installed in the temperature-sensing tube 13. 14, and an internal pressure sensor body 12, which is a high-precision digital pressure sensor that detects the pressure of the insulating gas inside the gas insulated equipment container 4, is installed, and the measured value of the internal pressure sensor body 12 is installed in the gas insulated equipment container 4. signal and
The gas density is characterized in that it is configured by installing a processing device section 15 that receives the signal of the measured value of the cylinder pressure sensor body 14, performs comparative calculation processing on these signals, and measures the gas density with high precision. Monitoring equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19427987U JPH0199050U (en) | 1987-12-22 | 1987-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19427987U JPH0199050U (en) | 1987-12-22 | 1987-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0199050U true JPH0199050U (en) | 1989-07-03 |
Family
ID=31485018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19427987U Pending JPH0199050U (en) | 1987-12-22 | 1987-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0199050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0520566A (en) * | 1990-07-13 | 1993-01-29 | Mitsubishi Electric Corp | Fluid density detector, pressure abnormality detector and fluid condition monitor |
-
1987
- 1987-12-22 JP JP19427987U patent/JPH0199050U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0520566A (en) * | 1990-07-13 | 1993-01-29 | Mitsubishi Electric Corp | Fluid density detector, pressure abnormality detector and fluid condition monitor |
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