JPS6021503U - Servo valve control device - Google Patents
Servo valve control deviceInfo
- Publication number
- JPS6021503U JPS6021503U JP11310283U JP11310283U JPS6021503U JP S6021503 U JPS6021503 U JP S6021503U JP 11310283 U JP11310283 U JP 11310283U JP 11310283 U JP11310283 U JP 11310283U JP S6021503 U JPS6021503 U JP S6021503U
- Authority
- JP
- Japan
- Prior art keywords
- servo valve
- valve control
- control device
- hydraulic
- control
- 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
Landscapes
- Control Of Turbines (AREA)
- Servomotors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の電子油圧式制御システムを有する蒸気タ
ービンの電気油圧式サーボ弁の制御装置の系統図、第2
図、第3図は本考案の一実施例を示すタービン蒸気弁危
急遮断時用電源を持つ電気油圧式サーボ弁の制御装置図
である。
1・・・電気油圧式サーボ弁、2・・・油圧シリンダ、
3・・・サーボ弁制御増幅器、4・・・差動トランス、
5・・・差動トランス出力増幅器、6・・・リレー、7
・・・危急遮断時用電源。Figure 1 is a system diagram of a control device for an electro-hydraulic servo valve of a steam turbine having a conventional electro-hydraulic control system;
3 are diagrams of a control system for an electro-hydraulic servo valve having a power source for emergency shutdown of a turbine steam valve, showing an embodiment of the present invention. 1...Electrohydraulic servo valve, 2...Hydraulic cylinder,
3... Servo valve control amplifier, 4... Differential transformer,
5... Differential transformer output amplifier, 6... Relay, 7
...Power supply for emergency shutoff.
Claims (1)
要弁開閉制御に使用される電気油圧式サーボ弁の駆動、
制御回路において、サーボ弁制御を行なうサーボ弁制御
増幅器と、これ以外の別電源とにより形成されることを
特徴とするサーボ弁制御装置。Driving electro-hydraulic servo valves used to control the opening and closing of hydraulic main valves of steam turbines with electro-hydraulic control systems;
A servo valve control device characterized in that the control circuit includes a servo valve control amplifier that controls the servo valve, and a separate power source other than the servo valve control amplifier.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11310283U JPS6021503U (en) | 1983-07-22 | 1983-07-22 | Servo valve control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11310283U JPS6021503U (en) | 1983-07-22 | 1983-07-22 | Servo valve control device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6021503U true JPS6021503U (en) | 1985-02-14 |
Family
ID=30261943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11310283U Pending JPS6021503U (en) | 1983-07-22 | 1983-07-22 | Servo valve control device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6021503U (en) |
-
1983
- 1983-07-22 JP JP11310283U patent/JPS6021503U/en active Pending
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