JPH0299205U - - Google Patents
Info
- Publication number
- JPH0299205U JPH0299205U JP687489U JP687489U JPH0299205U JP H0299205 U JPH0299205 U JP H0299205U JP 687489 U JP687489 U JP 687489U JP 687489 U JP687489 U JP 687489U JP H0299205 U JPH0299205 U JP H0299205U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- controls
- extraction
- deviation
- control device
- 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
- 238000000605 extraction Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Turbines (AREA)
Description
第１図は本考案の実施例による抽気圧力制御装
置を備えた蒸気タービンの系統図、第２図は従来
の抽気圧力制御装置を備えた蒸気タービンの系統
図である。
１：蒸気タービン、６：抽気加減弁、８：プロ
セス、１１：圧力検出器、２０：圧力調整弁、２
１：設定器、２２：調節器。
FIG. 1 is a system diagram of a steam turbine equipped with a bleed pressure control device according to an embodiment of the present invention, and FIG. 2 is a system diagram of a steam turbine equipped with a conventional bleed pressure control device. 1: Steam turbine, 6: Extraction control valve, 8: Process, 11: Pressure detector, 20: Pressure control valve, 2
1: Setting device, 22: Adjustment device.
Claims (1)
蒸気の圧力を圧力検出器により検出し、この検出
圧力と第１の設定圧力との偏差により抽気加減弁
を制御する蒸気タービンの抽気圧力制御装置にお
いて、抽気圧力を制御する圧力調整弁と、抽気圧
力を設定する設定器と、この設定器で設定される
第２の設定圧力と前記検出圧力との偏差により圧
力調整弁を制御する調節器とからなり、第２の設
定圧力を第１の設定圧力より高くすることを特徴
とする蒸気タービンの抽気圧力制御装置。 In a steam turbine extraction pressure control device, a pressure detector detects the pressure of extracted steam extracted from the turbine and supplied to the process, and controls an extraction control valve based on the deviation between this detected pressure and a first set pressure. Consisting of a pressure regulating valve that controls pressure, a setting device that sets the bleed pressure, and a regulator that controls the pressure regulating valve based on the deviation between the second set pressure set by this setting device and the detected pressure, An extraction pressure control device for a steam turbine, characterized in that the second set pressure is set higher than the first set pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP687489U JPH0299205U (en) | 1989-01-24 | 1989-01-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP687489U JPH0299205U (en) | 1989-01-24 | 1989-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0299205U true JPH0299205U (en) | 1990-08-07 |
Family
ID=31211408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP687489U Pending JPH0299205U (en) | 1989-01-24 | 1989-01-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0299205U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60101203A (en) * | 1983-11-07 | 1985-06-05 | Hitachi Ltd | Control device for extraction turbine |
| JPS62182406A (en) * | 1986-02-06 | 1987-08-10 | Jujo Paper Co Ltd | Bleeder turbine plant |
-
1989
- 1989-01-24 JP JP687489U patent/JPH0299205U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60101203A (en) * | 1983-11-07 | 1985-06-05 | Hitachi Ltd | Control device for extraction turbine |
| JPS62182406A (en) * | 1986-02-06 | 1987-08-10 | Jujo Paper Co Ltd | Bleeder turbine plant |
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