CH513337A - Method and device for maintaining an approximately constant flow rate of a centrifugal pump unit - Google Patents

Method and device for maintaining an approximately constant flow rate of a centrifugal pump unit

Info

Publication number
CH513337A
CH513337A CH1832870A CH1832870A CH513337A CH 513337 A CH513337 A CH 513337A CH 1832870 A CH1832870 A CH 1832870A CH 1832870 A CH1832870 A CH 1832870A CH 513337 A CH513337 A CH 513337A
Authority
CH
Switzerland
Prior art keywords
maintaining
flow rate
pump unit
centrifugal pump
constant flow
Prior art date
Application number
CH1832870A
Other languages
German (de)
Inventor
Volz Erich
Hoermann Andreas
Original Assignee
Halbergerhuette Gmbh
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 Halbergerhuette Gmbh filed Critical Halbergerhuette Gmbh
Publication of CH513337A publication Critical patent/CH513337A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/029—Stopping of pumps, or operating valves, on occurrence of unwanted conditions for pumps operating in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0066—Control, e.g. regulation, of pumps, pumping installations or systems by changing the speed, e.g. of the driving engine

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH1832870A 1970-01-30 1970-12-09 Method and device for maintaining an approximately constant flow rate of a centrifugal pump unit CH513337A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2004206A DE2004206C3 (en) 1970-01-30 1970-01-30 Method and device for maintaining an approximately constant flow rate when switching over centrifugal pumps

Publications (1)

Publication Number Publication Date
CH513337A true CH513337A (en) 1971-09-30

Family

ID=5760965

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1832870A CH513337A (en) 1970-01-30 1970-12-09 Method and device for maintaining an approximately constant flow rate of a centrifugal pump unit

Country Status (7)

Country Link
BE (1) BE762026A (en)
CH (1) CH513337A (en)
DE (1) DE2004206C3 (en)
FR (1) FR2077132A5 (en)
GB (1) GB1337328A (en)
NL (1) NL158264B (en)
SE (1) SE367044B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017685A1 (en) * 1979-04-23 1980-10-29 Westinghouse Electric Corporation Pump drive assembly for liquid metal reactor
FR2497324A1 (en) * 1980-12-30 1982-07-02 Motan Gmbh BURNER CONTROL, PARTICULARLY FOR HIGH PRESSURE WASHING INSTALLATION

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084924A (en) * 1977-02-25 1978-04-18 Alexander Ivanoff Pump-motor assemblage for circulating a coolant
CN103629105B (en) * 2013-12-19 2016-08-03 杜培文 A kind of centrifugal pump pump-stopping water hammer means of defence and device
CN105937498B (en) * 2016-05-21 2018-10-19 李丽容 A kind of low startup power pumping plant and its control method
EP3428453B1 (en) 2017-07-14 2023-06-07 Grundfos Holding A/S Multi-pump control keeping the head constant while ramping up or down a subset of the pumps

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017685A1 (en) * 1979-04-23 1980-10-29 Westinghouse Electric Corporation Pump drive assembly for liquid metal reactor
FR2497324A1 (en) * 1980-12-30 1982-07-02 Motan Gmbh BURNER CONTROL, PARTICULARLY FOR HIGH PRESSURE WASHING INSTALLATION

Also Published As

Publication number Publication date
DE2004206B2 (en) 1973-08-02
NL158264B (en) 1978-10-16
BE762026A (en) 1971-07-01
DE2004206C3 (en) 1974-02-28
NL7019038A (en) 1971-08-03
SE367044B (en) 1974-05-13
GB1337328A (en) 1973-11-14
DE2004206A1 (en) 1971-08-05
FR2077132A5 (en) 1971-10-15

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Legal Events

Date Code Title Description
PL Patent ceased