JPS6264890U - - Google Patents
Info
- Publication number
- JPS6264890U JPS6264890U JP15545785U JP15545785U JPS6264890U JP S6264890 U JPS6264890 U JP S6264890U JP 15545785 U JP15545785 U JP 15545785U JP 15545785 U JP15545785 U JP 15545785U JP S6264890 U JPS6264890 U JP S6264890U
- Authority
- JP
- Japan
- Prior art keywords
- speed pump
- constant speed
- variable speed
- control device
- pressure setting
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の実施例のブロツク回路図、第
２図は従来の圧力制御の装置構成図である。
１……可変速ポンプ、２……定速ポンプ、３…
…圧力調節計、４……圧力設定器、５……圧力発
信器、８……定速ポンプ下限圧力設定器、９……
最大値選択回路。
FIG. 1 is a block circuit diagram of an embodiment of the present invention, and FIG. 2 is a block diagram of a conventional pressure control device. 1...variable speed pump, 2...constant speed pump, 3...
...Pressure regulator, 4...Pressure setting device, 5...Pressure transmitter, 8...Constant speed pump lower limit pressure setting device, 9...
Maximum value selection circuit.
Claims (1)
設備において、可変速ポンプの速度制御装置の前
段に位置する圧力調節計の入力側に最大値選択回
路を設け、この回路に圧力設定器の設定値信号と
、定速ポンプ運転時のみ有効となる定速ポンプ下
限圧力設定信号とを入力するようにしたことを特
徴とする可変速ポンプと定速ポンプとの並列運転
制御装置。 In equipment where a variable speed pump and a constant speed pump are installed side by side, a maximum value selection circuit is provided on the input side of the pressure regulator located upstream of the speed control device of the variable speed pump, and the pressure setting device is connected to this circuit. A parallel operation control device for a variable speed pump and a constant speed pump, characterized in that a set value signal and a constant speed pump lower limit pressure setting signal that is valid only during constant speed pump operation are input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15545785U JPS6264890U (en) | 1985-10-11 | 1985-10-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15545785U JPS6264890U (en) | 1985-10-11 | 1985-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6264890U true JPS6264890U (en) | 1987-04-22 |
Family
ID=31076180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15545785U Pending JPS6264890U (en) | 1985-10-11 | 1985-10-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6264890U (en) |
-
1985
- 1985-10-11 JP JP15545785U patent/JPS6264890U/ja active Pending
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