EP3295031A4 - A reversible pump and a method to control a reversible pump - Google Patents

A reversible pump and a method to control a reversible pump Download PDF

Info

Publication number
EP3295031A4
EP3295031A4 EP16793086.6A EP16793086A EP3295031A4 EP 3295031 A4 EP3295031 A4 EP 3295031A4 EP 16793086 A EP16793086 A EP 16793086A EP 3295031 A4 EP3295031 A4 EP 3295031A4
Authority
EP
European Patent Office
Prior art keywords
reversible pump
control
reversible
pump
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.)
Granted
Application number
EP16793086.6A
Other languages
German (de)
French (fr)
Other versions
EP3295031A1 (en
EP3295031B1 (en
Inventor
Stefan Karlsson
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.)
Scania CV AB
Original Assignee
Scania CV AB
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 Scania CV AB filed Critical Scania CV AB
Publication of EP3295031A1 publication Critical patent/EP3295031A1/en
Publication of EP3295031A4 publication Critical patent/EP3295031A4/en
Application granted granted Critical
Publication of EP3295031B1 publication Critical patent/EP3295031B1/en
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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/04—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for reversible machines or pumps
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • 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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/10—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F04C14/14—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using rotating 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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/18—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
    • F04C14/22—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members
    • F04C14/223—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members using a movable cam
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/102—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member the two members rotating simultaneously around their respective axes
EP16793086.6A 2015-05-11 2016-05-03 A reversible pump and a method to control a reversible pump Active EP3295031B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1550602A SE541973C2 (en) 2015-05-11 2015-05-11 A reversible pump and a method to control a reversible pump
PCT/SE2016/050386 WO2016182490A1 (en) 2015-05-11 2016-05-03 A reversible pump and a method to control a reversible pump

Publications (3)

Publication Number Publication Date
EP3295031A1 EP3295031A1 (en) 2018-03-21
EP3295031A4 true EP3295031A4 (en) 2018-10-24
EP3295031B1 EP3295031B1 (en) 2022-03-23

Family

ID=57249266

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16793086.6A Active EP3295031B1 (en) 2015-05-11 2016-05-03 A reversible pump and a method to control a reversible pump

Country Status (4)

Country Link
EP (1) EP3295031B1 (en)
KR (1) KR101973734B1 (en)
SE (1) SE541973C2 (en)
WO (1) WO2016182490A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110725930B (en) * 2019-10-21 2021-11-26 中车戚墅堰机车车辆工艺研究所有限公司 Gear box and rail vehicle
DE102020122522A1 (en) 2020-08-28 2022-03-03 Schwäbische Hüttenwerke Automotive GmbH Coil spring for a variable displacement pump

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3536426A (en) * 1968-04-03 1970-10-27 Novelty Tool Co Inc Gear pump having eccentrically arranged internal and external gears
DE2055883A1 (en) * 1970-11-13 1972-05-18 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Gear pump
US4944662A (en) * 1988-02-26 1990-07-31 Concentric Pumps Limited Reversible geroter pump with pivoting carrier unidirectional flow

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB282707A (en) * 1926-12-29 1928-07-26 James Butler Tuthill Improvements in rotary pumps
NL1001855C2 (en) * 1995-12-08 1997-06-10 Doornes Transmissie Bv Rotary pump.
DE10231197B4 (en) * 2001-07-11 2013-10-17 Slw Automotive Inc. Lubricant pump system
AU2002353134A1 (en) * 2001-12-13 2003-06-30 Performance Pumps, Llc. Improved gerotor pumps and methods of manufacture therefor
US7278841B2 (en) * 2001-12-13 2007-10-09 Performance Pumps, Llc Gerotor pump
CN201159169Y (en) * 2008-02-04 2008-12-03 浙江大元泵业有限公司 Fixed flow direction cycloid rotor lubricating pump
JP5516018B2 (en) * 2010-04-23 2014-06-11 トヨタ自動車株式会社 Oil pump for vehicle

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3536426A (en) * 1968-04-03 1970-10-27 Novelty Tool Co Inc Gear pump having eccentrically arranged internal and external gears
DE2055883A1 (en) * 1970-11-13 1972-05-18 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Gear pump
US4944662A (en) * 1988-02-26 1990-07-31 Concentric Pumps Limited Reversible geroter pump with pivoting carrier unidirectional flow

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016182490A1 *

Also Published As

Publication number Publication date
EP3295031A1 (en) 2018-03-21
WO2016182490A1 (en) 2016-11-17
KR20180004757A (en) 2018-01-12
EP3295031B1 (en) 2022-03-23
KR101973734B1 (en) 2019-04-29
SE541973C2 (en) 2020-01-14
SE1550602A1 (en) 2016-11-12

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