JPS5262701A - Operation for plural units of pumps - Google Patents

Operation for plural units of pumps

Info

Publication number
JPS5262701A
JPS5262701A JP13872275A JP13872275A JPS5262701A JP S5262701 A JPS5262701 A JP S5262701A JP 13872275 A JP13872275 A JP 13872275A JP 13872275 A JP13872275 A JP 13872275A JP S5262701 A JPS5262701 A JP S5262701A
Authority
JP
Japan
Prior art keywords
pumps
plural units
operated
variable
plural
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
Application number
JP13872275A
Other languages
Japanese (ja)
Inventor
Tetsuo Kono
Shinji Fujita
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.)
Yaskawa Electric Corp
Original Assignee
Yaskawa Electric Manufacturing Co 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 Yaskawa Electric Manufacturing Co Ltd filed Critical Yaskawa Electric Manufacturing Co Ltd
Priority to JP13872275A priority Critical patent/JPS5262701A/en
Publication of JPS5262701A publication Critical patent/JPS5262701A/en
Pending legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: More than one unit from plural units of pumps connected in parallel is operated on a top priority as a variable pump so that other pumps can also be operated as variable ones in accordance with the balance between the established pumping pressure and the actual one.
COPYRIGHT: (C)1977,JPO&Japio
JP13872275A 1975-11-20 1975-11-20 Operation for plural units of pumps Pending JPS5262701A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13872275A JPS5262701A (en) 1975-11-20 1975-11-20 Operation for plural units of pumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13872275A JPS5262701A (en) 1975-11-20 1975-11-20 Operation for plural units of pumps

Publications (1)

Publication Number Publication Date
JPS5262701A true JPS5262701A (en) 1977-05-24

Family

ID=15228604

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13872275A Pending JPS5262701A (en) 1975-11-20 1975-11-20 Operation for plural units of pumps

Country Status (1)

Country Link
JP (1) JPS5262701A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5762983A (en) * 1980-09-30 1982-04-16 Fuji Electric Co Ltd Parallel running system of pump
JPS57140587A (en) * 1981-02-23 1982-08-31 Fuji Electric Co Ltd Method of controlling operation of pump
JPS58107913A (en) * 1981-12-22 1983-06-27 Toshiba Corp Flow rate controlling method
JPS59122798A (en) * 1982-12-28 1984-07-16 Fuji Facom Corp Operation of pump
US4526513A (en) * 1980-07-18 1985-07-02 Acco Industries Inc. Method and apparatus for control of pipeline compressors
WO1985002888A1 (en) * 1983-12-27 1985-07-04 Kabushiki Kaisha Tokuda Seisakusho Method of and apparatus for controlling gas pressure
JPS62225786A (en) * 1986-03-26 1987-10-03 Toyota Motor Corp Operation control of pump
CN103016326A (en) * 2012-12-18 2013-04-03 三一重工股份有限公司 Method and system for controlling variable output pump assembly, and engineering machinery

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4526513A (en) * 1980-07-18 1985-07-02 Acco Industries Inc. Method and apparatus for control of pipeline compressors
JPS5762983A (en) * 1980-09-30 1982-04-16 Fuji Electric Co Ltd Parallel running system of pump
JPS57140587A (en) * 1981-02-23 1982-08-31 Fuji Electric Co Ltd Method of controlling operation of pump
JPS58107913A (en) * 1981-12-22 1983-06-27 Toshiba Corp Flow rate controlling method
JPS59122798A (en) * 1982-12-28 1984-07-16 Fuji Facom Corp Operation of pump
WO1985002888A1 (en) * 1983-12-27 1985-07-04 Kabushiki Kaisha Tokuda Seisakusho Method of and apparatus for controlling gas pressure
JPS62225786A (en) * 1986-03-26 1987-10-03 Toyota Motor Corp Operation control of pump
CN103016326A (en) * 2012-12-18 2013-04-03 三一重工股份有限公司 Method and system for controlling variable output pump assembly, and engineering machinery

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