JPS5244402A - Method and device for controlling pump system - Google Patents

Method and device for controlling pump system

Info

Publication number
JPS5244402A
JPS5244402A JP11978175A JP11978175A JPS5244402A JP S5244402 A JPS5244402 A JP S5244402A JP 11978175 A JP11978175 A JP 11978175A JP 11978175 A JP11978175 A JP 11978175A JP S5244402 A JPS5244402 A JP S5244402A
Authority
JP
Japan
Prior art keywords
pump system
controlling pump
area
controlling
noize
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
JP11978175A
Other languages
Japanese (ja)
Inventor
Masayasu Okada
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 JP11978175A priority Critical patent/JPS5244402A/en
Publication of JPS5244402A publication Critical patent/JPS5244402A/en
Pending legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

PURPOSE: Method and device for controlling pump system to obtain stabilized driving of the pump with the operation to drive evading the area where oscillation noize of the inducer generates taking advantage of the fact that such area is with limited width.
COPYRIGHT: (C)1977,JPO&Japio
JP11978175A 1975-10-06 1975-10-06 Method and device for controlling pump system Pending JPS5244402A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11978175A JPS5244402A (en) 1975-10-06 1975-10-06 Method and device for controlling pump system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11978175A JPS5244402A (en) 1975-10-06 1975-10-06 Method and device for controlling pump system

Publications (1)

Publication Number Publication Date
JPS5244402A true JPS5244402A (en) 1977-04-07

Family

ID=14770054

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11978175A Pending JPS5244402A (en) 1975-10-06 1975-10-06 Method and device for controlling pump system

Country Status (1)

Country Link
JP (1) JPS5244402A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5971998U (en) * 1982-11-08 1984-05-16 株式会社荏原製作所 centrifugal pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5971998U (en) * 1982-11-08 1984-05-16 株式会社荏原製作所 centrifugal pump

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