JPS59103009U - Water supply differential pressure control device - Google Patents
Water supply differential pressure control deviceInfo
- Publication number
- JPS59103009U JPS59103009U JP19496282U JP19496282U JPS59103009U JP S59103009 U JPS59103009 U JP S59103009U JP 19496282 U JP19496282 U JP 19496282U JP 19496282 U JP19496282 U JP 19496282U JP S59103009 U JPS59103009 U JP S59103009U
- Authority
- JP
- Japan
- Prior art keywords
- differential pressure
- pressure control
- water supply
- control device
- control valve
- 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 Steam Boilers And Waste-Gas Boilers (AREA)
- Feeding And Controlling Fuel (AREA)
- Flow Control (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、本考案の基となる給水系統図、第2図は、従
来例を示す制御系統図、第3図は、本考案の一実施例を
示す制御系統図、第4図は、本考案を説明する為のボイ
ラー負荷に対する各設計曲線の関係図である。
1・・・給水ポンプ、4・・・高圧ヒータ、8・・・給
水差圧発信器、13・・・切替器。Fig. 1 is a water supply system diagram that is the basis of the present invention, Fig. 2 is a control system diagram showing a conventional example, Fig. 3 is a control system diagram showing an embodiment of the present invention, and Fig. 4 is a control system diagram showing an example of the present invention. FIG. 3 is a relationship diagram of each design curve with respect to boiler load for explaining the present invention. 1... Water supply pump, 4... High pressure heater, 8... Water supply differential pressure transmitter, 13... Switching device.
Claims (1)
給水差圧制御方式に於て、給水差圧制御弁3をボイラー
負荷A点に於て、第4図の曲線23の如く、制御信号に
対する給水差圧制御弁3の開度傾きを変更することを特
徴とする給水差圧制御装置。In the feed water differential pressure control method in which the feed water flow rate control valve 2 and the feed water differential pressure control valve 3 are provided, when the feed water differential pressure control valve 3 is at the boiler load point A, as shown by the curve 23 in FIG. 4, A water supply differential pressure control device characterized by changing the opening degree slope of the water supply differential pressure control valve 3 in response to a control signal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19496282U JPS59103009U (en) | 1982-12-24 | 1982-12-24 | Water supply differential pressure control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19496282U JPS59103009U (en) | 1982-12-24 | 1982-12-24 | Water supply differential pressure control device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59103009U true JPS59103009U (en) | 1984-07-11 |
Family
ID=30418893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19496282U Pending JPS59103009U (en) | 1982-12-24 | 1982-12-24 | Water supply differential pressure control device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59103009U (en) |
-
1982
- 1982-12-24 JP JP19496282U patent/JPS59103009U/en active Pending
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