DE69706456D1 - Pilot operated bypass valve for liquid pumps - Google Patents

Pilot operated bypass valve for liquid pumps

Info

Publication number
DE69706456D1
DE69706456D1 DE69706456T DE69706456T DE69706456D1 DE 69706456 D1 DE69706456 D1 DE 69706456D1 DE 69706456 T DE69706456 T DE 69706456T DE 69706456 T DE69706456 T DE 69706456T DE 69706456 D1 DE69706456 D1 DE 69706456D1
Authority
DE
Germany
Prior art keywords
bypass valve
pilot operated
liquid pumps
operated bypass
pumps
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.)
Expired - Lifetime
Application number
DE69706456T
Other languages
German (de)
Inventor
Bertrand Nouvelot
Guy Delaisse
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.)
BLACKMER MOUVEX PARIS
Original Assignee
BLACKMER MOUVEX PARIS
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 BLACKMER MOUVEX PARIS filed Critical BLACKMER MOUVEX PARIS
Application granted granted Critical
Publication of DE69706456D1 publication Critical patent/DE69706456D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0011—Control, e.g. regulation, of pumps, pumping installations or systems by using valves by-pass valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
    • F04B49/24—Bypassing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2205/00—Fluid parameters
    • F04B2205/01—Pressure before the pump inlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2205/00—Fluid parameters
    • F04B2205/05—Pressure after the pump outlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2205/00—Fluid parameters
    • F04B2205/07—Pressure difference over the pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2207/00—External parameters
    • F04B2207/02—External pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Fluid Pressure (AREA)
  • Safety Valves (AREA)
DE69706456T 1996-03-06 1997-03-04 Pilot operated bypass valve for liquid pumps Expired - Lifetime DE69706456D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9602820A FR2745859B1 (en) 1996-03-06 1996-03-06 PILOT BYPASS DEVICE FOR PUMP FOR LIQUIDS

Publications (1)

Publication Number Publication Date
DE69706456D1 true DE69706456D1 (en) 2001-10-11

Family

ID=9489915

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69706456T Expired - Lifetime DE69706456D1 (en) 1996-03-06 1997-03-04 Pilot operated bypass valve for liquid pumps

Country Status (3)

Country Link
EP (1) EP0794333B1 (en)
DE (1) DE69706456D1 (en)
FR (1) FR2745859B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103206383B (en) * 2013-04-11 2015-12-09 南京航空航天大学 With the gas heart pump of impeller central ftercompction controlling device
CN111927832B (en) * 2020-07-09 2021-10-08 北京稳力科技有限公司 Centrifugal compressor and volute passive surge-proof device thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2715992A (en) * 1951-06-26 1955-08-23 Robert W Wilson Compressor unloader
FR2701306B1 (en) * 1993-02-05 1995-04-21 Comap Fluid distribution network with regulation device.

Also Published As

Publication number Publication date
EP0794333A1 (en) 1997-09-10
FR2745859B1 (en) 1998-04-10
FR2745859A1 (en) 1997-09-12
EP0794333B1 (en) 2001-09-05

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Legal Events

Date Code Title Description
8332 No legal effect for de