JPS59130914U - Water supply differential pressure control device - Google Patents
Water supply differential pressure control deviceInfo
- Publication number
- JPS59130914U JPS59130914U JP2480183U JP2480183U JPS59130914U JP S59130914 U JPS59130914 U JP S59130914U JP 2480183 U JP2480183 U JP 2480183U JP 2480183 U JP2480183 U JP 2480183U JP S59130914 U JPS59130914 U JP S59130914U
- Authority
- JP
- Japan
- Prior art keywords
- water supply
- differential pressure
- control device
- pressure control
- supply differential
- 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 Positive-Displacement Pumps (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図は本考案の一実施例の制御系のブロック線図、第
２図は本考案の一実施例の制御系の概略図である。
１・・・第１関数発生器、２・・・減算器、３・・・乗
算器、４・・・調節器、５・・・第１信号発生器、６・
・・第２信号発生器、７・・・信号切替器、８．８′・
・・加算器、９・・・−次遅れ、１０・・・第２関数発
生器。Ａ・・・ゲイン補正付給水差圧制御装置、Ｂ・・
・給水ポンプ、Ｃ・・・給水制御弁、Ｄ・・・差圧検出
器。FIG. 1 is a block diagram of a control system according to an embodiment of the present invention, and FIG. 2 is a schematic diagram of a control system according to an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... First function generator, 2... Subtractor, 3... Multiplier, 4... Adjuster, 5... First signal generator, 6...
...Second signal generator, 7...Signal switch, 8.8'.
...Adder, 9...-order delay, 10...Second function generator. A... Water supply differential pressure control device with gain correction, B...
- Water supply pump, C... Water supply control valve, D... Differential pressure detector.
Claims (1)
給水制御弁前後差圧を制御する系統において、給水ポン
プ運転台数に応じた調節器ゲインを決定する回路を給水
ポンプ回転数制御回路へ接続したことを特徴とする給水
差圧制御装置。In a system that controls the differential pressure across the water supply control valve by changing the rotation speed of the water supply pump with a fluid coupling, a circuit that determines the regulator gain according to the number of water supply pumps in operation is connected to the water supply pump rotation speed control circuit. A water supply differential pressure control device featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2480183U JPS59130914U (en) | 1983-02-22 | 1983-02-22 | Water supply differential pressure control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2480183U JPS59130914U (en) | 1983-02-22 | 1983-02-22 | Water supply differential pressure control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59130914U true JPS59130914U (en) | 1984-09-03 |
Family
ID=30155818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2480183U Pending JPS59130914U (en) | 1983-02-22 | 1983-02-22 | Water supply differential pressure control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59130914U (en) |
-
1983
- 1983-02-22 JP JP2480183U patent/JPS59130914U/en active Pending
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