DE59807317D1 - VACUUM PUMP SYSTEM WITH A LIQUID RING PUMP - Google Patents

VACUUM PUMP SYSTEM WITH A LIQUID RING PUMP

Info

Publication number
DE59807317D1
DE59807317D1 DE59807317T DE59807317T DE59807317D1 DE 59807317 D1 DE59807317 D1 DE 59807317D1 DE 59807317 T DE59807317 T DE 59807317T DE 59807317 T DE59807317 T DE 59807317T DE 59807317 D1 DE59807317 D1 DE 59807317D1
Authority
DE
Germany
Prior art keywords
liquid ring
pump
vacuum pump
pump system
vacuum
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 - Fee Related
Application number
DE59807317T
Other languages
German (de)
Inventor
Heinz-Dieter Buerger
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.)
WERNER & PFLEIDERER LEBENSMITTELTECHNIK GMBH, 9155
Original Assignee
SASKIA SOLAR und ENERGIETECHNI
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 SASKIA SOLAR und ENERGIETECHNI filed Critical SASKIA SOLAR und ENERGIETECHNI
Application granted granted Critical
Publication of DE59807317D1 publication Critical patent/DE59807317D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • 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
    • F04C19/004—Details concerning the operating liquid, e.g. nature, separation, cooling, cleaning, control of the supply
    • 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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/005—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of dissimilar working principle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Reciprocating Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
DE59807317T 1997-04-14 1998-04-14 VACUUM PUMP SYSTEM WITH A LIQUID RING PUMP Expired - Fee Related DE59807317D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19715480A DE19715480C2 (en) 1997-04-14 1997-04-14 Vacuum pump system with a liquid ring pump
PCT/EP1998/002174 WO1998046885A1 (en) 1997-04-14 1998-04-14 Vacuum pump system fitted with a liquid mechanical pump

Publications (1)

Publication Number Publication Date
DE59807317D1 true DE59807317D1 (en) 2003-04-03

Family

ID=7826432

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19715480A Expired - Fee Related DE19715480C2 (en) 1997-04-14 1997-04-14 Vacuum pump system with a liquid ring pump
DE59807317T Expired - Fee Related DE59807317D1 (en) 1997-04-14 1998-04-14 VACUUM PUMP SYSTEM WITH A LIQUID RING PUMP

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19715480A Expired - Fee Related DE19715480C2 (en) 1997-04-14 1997-04-14 Vacuum pump system with a liquid ring pump

Country Status (3)

Country Link
EP (1) EP0975875B1 (en)
DE (2) DE19715480C2 (en)
WO (1) WO1998046885A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19959068A1 (en) * 1999-12-08 2001-06-21 Siemens Ag Device and method for (vibro) acoustic monitoring of a process and / or manufacturing process with a knock sensor
DE10043783A1 (en) * 2000-09-06 2002-03-14 Leybold Vakuum Gmbh Method and device for regulating the vacuum in a chamber
DE102009058838A1 (en) 2009-12-18 2011-06-22 BARTEC BENKE GmbH, 21465 Measuring arrangement for a liquid, in particular for use in a milk receiving arrangement, and method for operating a milk receiving arrangement
GB2571969B (en) 2018-03-14 2020-10-07 Edwards Tech Vacuum Engineering Qingdao Co Ltd A liquid ring pump manifold with an integrated spray nozzle
WO2020078471A1 (en) 2018-10-18 2020-04-23 Changxin Memory Technologies, Inc. A degassing system, a degassing tower, and a water system having the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2971691A (en) * 1955-08-16 1961-02-14 Heraeus Gmbh W C Pumping system
DE1103514B (en) * 1958-12-24 1961-03-30 Klein Schanzlin & Becker Ag Rotary compressor with liquid ring for compressing gases, preferably aggressive media
US3642384A (en) * 1969-11-19 1972-02-15 Henry Huse Multistage vacuum pumping system
US4050851A (en) * 1975-11-10 1977-09-27 The Nash Engineering Company Liquid ring pumps and compressors using a ferrofluidic ring liquid
DE2927797A1 (en) * 1979-07-10 1981-02-05 Leybold Heraeus Gmbh & Co Kg Compression vacuum pump with suction branch valve - has inlet and by=pass valves thermostatically controlled by temp. within pump for corrosion protection
US4315717A (en) * 1979-11-19 1982-02-16 The Nash Engineering Company Evacuation system with precondenser
DE3204784A1 (en) * 1982-02-11 1983-08-25 Siemens AG, 1000 Berlin und 8000 München LIQUID RING VACUUM PUMP WITH UPstream COMPRESSOR
DE3420144A1 (en) * 1984-05-30 1985-12-05 Loewe Pumpenfabrik GmbH, 2120 Lüneburg CONTROL AND CONTROL SYSTEM, IN PARTICULAR. FOR WATERING VACUUM PUMPS
DE3425616A1 (en) * 1984-07-12 1986-01-23 Loewe Pumpenfabrik GmbH, 2120 Lüneburg ARRANGEMENT TO MINIMIZE COOLANT CONSUMPTION IN PARTICULAR. FOR LIQUID RING VACUUM PUMPS OR THE LIKE.
DE3710782A1 (en) * 1987-03-31 1988-10-20 Vacuubrand Gmbh & Co Method and device for pumping out vapours and/or vaporous mixtures and/or gas-vapour mixtures or similar media

Also Published As

Publication number Publication date
WO1998046885A1 (en) 1998-10-22
DE19715480A1 (en) 1998-10-15
EP0975875A1 (en) 2000-02-02
EP0975875B1 (en) 2003-02-26
DE19715480C2 (en) 1999-01-14

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: WERNER & PFLEIDERER LEBENSMITTELTECHNIK GMBH, 9155

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee