EP4295048C0 - Steuerung einer flüssigkeitsringpumpe - Google Patents

Steuerung einer flüssigkeitsringpumpe

Info

Publication number
EP4295048C0
EP4295048C0 EP22706412.8A EP22706412A EP4295048C0 EP 4295048 C0 EP4295048 C0 EP 4295048C0 EP 22706412 A EP22706412 A EP 22706412A EP 4295048 C0 EP4295048 C0 EP 4295048C0
Authority
EP
European Patent Office
Prior art keywords
control
liquid ring
ring pump
pump
liquid
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.)
Active
Application number
EP22706412.8A
Other languages
English (en)
French (fr)
Other versions
EP4295048B1 (de
EP4295048A1 (de
Inventor
Xin Dai
Xibo Liu
Bock Andries Daniel Jozef De
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.)
Edwards Technologies Vacuum Engineering Qingdao Co Ltd
Original Assignee
Edwards Technologies Vacuum Engineering Qingdao 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 Edwards Technologies Vacuum Engineering Qingdao Co Ltd filed Critical Edwards Technologies Vacuum Engineering Qingdao Co Ltd
Publication of EP4295048A1 publication Critical patent/EP4295048A1/de
Application granted granted Critical
Publication of EP4295048B1 publication Critical patent/EP4295048B1/de
Publication of EP4295048C0 publication Critical patent/EP4295048C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/28—Safety arrangements; Monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/05—Speed
    • F04C2270/052—Speed angular
    • F04C2270/0525—Controlled or regulated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/07—Electric current
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/78—Warnings
    • F04C2270/782—Sound
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/78—Warnings
    • F04C2270/784—Light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/80—Diagnostics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
EP22706412.8A 2021-02-22 2022-02-16 Steuerung einer flüssigkeitsringpumpe Active EP4295048B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2021077155 2021-02-22
PCT/IB2022/051366 WO2022175828A1 (en) 2021-02-22 2022-02-16 Control of liquid ring pump

Publications (3)

Publication Number Publication Date
EP4295048A1 EP4295048A1 (de) 2023-12-27
EP4295048B1 EP4295048B1 (de) 2025-12-17
EP4295048C0 true EP4295048C0 (de) 2025-12-17

Family

ID=80461893

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22706412.8A Active EP4295048B1 (de) 2021-02-22 2022-02-16 Steuerung einer flüssigkeitsringpumpe

Country Status (2)

Country Link
EP (1) EP4295048B1 (de)
WO (1) WO2022175828A1 (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06249161A (ja) * 1993-02-26 1994-09-06 Suzuki Motor Corp 冷却水ポンプ故障検出装置及びこれに使用される冷却水ポンプ
US7168924B2 (en) * 2002-09-27 2007-01-30 Unico, Inc. Rod pump control system including parameter estimator
JP2016056738A (ja) * 2014-09-10 2016-04-21 有限会社K&G 真空ポンプシステム及びそれを用いた湿式真空スプリンクラーシステム

Also Published As

Publication number Publication date
WO2022175828A1 (en) 2022-08-25
EP4295048B1 (de) 2025-12-17
EP4295048A1 (de) 2023-12-27

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