JPS623901U - - Google Patents
Info
- Publication number
- JPS623901U JPS623901U JP9643885U JP9643885U JPS623901U JP S623901 U JPS623901 U JP S623901U JP 9643885 U JP9643885 U JP 9643885U JP 9643885 U JP9643885 U JP 9643885U JP S623901 U JPS623901 U JP S623901U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- main steam
- steam stop
- stop valve
- test
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Turbines (AREA)
Description
第1図は本考案の主蒸気止め弁の弁テスト装置
の概略系統図、第2図は同上作動説明図、第3図
は従来の弁テスト装置の概略系統図、第4図は同
上作動説明図である。
1……高圧タービン、2……主蒸気止め弁、3
……蒸気加減弁、4……負荷設定回路、5,7…
…加算器、6……設定圧力関数器、8……第1段
出力検出器、11……関係発生器。
Fig. 1 is a schematic system diagram of the valve testing device for the main steam stop valve of the present invention, Fig. 2 is an explanatory diagram of the operation of the same as above, Fig. 3 is a schematic system diagram of the conventional valve test device, and Fig. 4 is an explanation of the operation of the same as above. It is a diagram. 1... High pressure turbine, 2... Main steam stop valve, 3
...Steam control valve, 4...Load setting circuit, 5, 7...
... Adder, 6 ... Setting pressure function device, 8 ... First stage output detector, 11 ... Relationship generator.
Claims (1)
を調整して蒸気タービンの出力低下を補正するよ
うにした主蒸気止め弁の弁テスト装置において、
弁テスト信号によつて作動し、主蒸気止め弁の弁
閉速度および弁開速度に対応したバイアス信号を
蒸気加減弁の弁開度制御信号に加える関数発生器
を設けたことを特徴とする、主蒸気止め弁の弁テ
スト装置。 In a valve testing device for a main steam stop valve, the opening degree of a steam control valve is adjusted during a valve test of the main steam stop valve to compensate for a decrease in the output of the steam turbine.
A function generator is provided which is activated by the valve test signal and adds a bias signal corresponding to the valve closing speed and valve opening speed of the main steam stop valve to the valve opening control signal of the steam control valve. Valve test device for main steam stop valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985096438U JPH0352964Y2 (en) | 1985-06-25 | 1985-06-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985096438U JPH0352964Y2 (en) | 1985-06-25 | 1985-06-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS623901U true JPS623901U (en) | 1987-01-10 |
JPH0352964Y2 JPH0352964Y2 (en) | 1991-11-19 |
Family
ID=30655913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985096438U Expired JPH0352964Y2 (en) | 1985-06-25 | 1985-06-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0352964Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011144732A (en) * | 2010-01-13 | 2011-07-28 | Hitachi Ltd | Turbine control device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7207999B2 (en) * | 2018-12-28 | 2023-01-18 | 三菱重工業株式会社 | Steam valve, power generation system, and steam valve inspection method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50149802A (en) * | 1974-05-24 | 1975-12-01 | ||
JPS6030403A (en) * | 1983-07-29 | 1985-02-16 | Toshiba Corp | Turbine control device |
-
1985
- 1985-06-25 JP JP1985096438U patent/JPH0352964Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50149802A (en) * | 1974-05-24 | 1975-12-01 | ||
JPS6030403A (en) * | 1983-07-29 | 1985-02-16 | Toshiba Corp | Turbine control device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011144732A (en) * | 2010-01-13 | 2011-07-28 | Hitachi Ltd | Turbine control device |
Also Published As
Publication number | Publication date |
---|---|
JPH0352964Y2 (en) | 1991-11-19 |
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