JPH0297635U - - Google Patents
Info
- Publication number
- JPH0297635U JPH0297635U JP603989U JP603989U JPH0297635U JP H0297635 U JPH0297635 U JP H0297635U JP 603989 U JP603989 U JP 603989U JP 603989 U JP603989 U JP 603989U JP H0297635 U JPH0297635 U JP H0297635U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- sensor
- frequency
- flow sound
- frequency analyzer
- 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
- 238000012806 monitoring device Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Description
図面は、この考案にかかる弁監視装置の一実施
例を示す概略系統図である。
１……弁ケーシング、２……弁体、３……弁棒
、４……センサ、５……周波数分析器、６……演
算制御装置、７……弁駆動部。
The drawing is a schematic system diagram showing one embodiment of the valve monitoring device according to the invention. DESCRIPTION OF SYMBOLS 1... Valve casing, 2... Valve body, 3... Valve stem, 4... Sensor, 5... Frequency analyzer, 6... Arithmetic control device, 7... Valve drive unit.
Claims (1)
のセンサで検出する流動音を周波数毎に区分する
周波数分析器を備え、周波数分析器から出力信号
と弁駆動部からの弁体開度信号とを突合せ、その
偏差を演算して記憶する演算制御装置を有するこ
とを特徴とする弁監視装置。 It is equipped with a frequency analyzer that detects the flow sound inside the valve casing with a sensor and classifies the flow sound detected by the sensor by frequency, and the output signal from the frequency analyzer and the valve body opening signal from the valve drive section are A valve monitoring device characterized by having an arithmetic control device that compares the results and calculates and stores the deviation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP603989U JPH0297635U (en) | 1989-01-24 | 1989-01-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP603989U JPH0297635U (en) | 1989-01-24 | 1989-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0297635U true JPH0297635U (en) | 1990-08-03 |
Family
ID=31209937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP603989U Pending JPH0297635U (en) | 1989-01-24 | 1989-01-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0297635U (en) |
-
1989
- 1989-01-24 JP JP603989U patent/JPH0297635U/ja active Pending