JPS5288801A - Device for controlling number of plural pumps - Google Patents

Device for controlling number of plural pumps

Info

Publication number
JPS5288801A
JPS5288801A JP494576A JP494576A JPS5288801A JP S5288801 A JPS5288801 A JP S5288801A JP 494576 A JP494576 A JP 494576A JP 494576 A JP494576 A JP 494576A JP S5288801 A JPS5288801 A JP S5288801A
Authority
JP
Japan
Prior art keywords
pumps
controlling number
plural pumps
plural
controlling
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
Application number
JP494576A
Other languages
Japanese (ja)
Other versions
JPS6132684B2 (en
Inventor
Atsuko Shiraishi
Makoto Shiotani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP494576A priority Critical patent/JPS5288801A/en
Publication of JPS5288801A publication Critical patent/JPS5288801A/en
Publication of JPS6132684B2 publication Critical patent/JPS6132684B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Feedback Control In General (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

PURPOSE: In a method for controlling operation of pumps by determing an optimum operating number of the pumps, to obtain a unit of reduced size by reducing the storage capacity needed for determining the number of the pumps.
COPYRIGHT: (C)1977,JPO&Japio
JP494576A 1976-01-21 1976-01-21 Device for controlling number of plural pumps Granted JPS5288801A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP494576A JPS5288801A (en) 1976-01-21 1976-01-21 Device for controlling number of plural pumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP494576A JPS5288801A (en) 1976-01-21 1976-01-21 Device for controlling number of plural pumps

Publications (2)

Publication Number Publication Date
JPS5288801A true JPS5288801A (en) 1977-07-25
JPS6132684B2 JPS6132684B2 (en) 1986-07-29

Family

ID=11597700

Family Applications (1)

Application Number Title Priority Date Filing Date
JP494576A Granted JPS5288801A (en) 1976-01-21 1976-01-21 Device for controlling number of plural pumps

Country Status (1)

Country Link
JP (1) JPS5288801A (en)

Also Published As

Publication number Publication date
JPS6132684B2 (en) 1986-07-29

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