ATE475013T1 - Verfahren zur steuerung einer zyklisch kommutierten hydraulischen pumpe - Google Patents

Verfahren zur steuerung einer zyklisch kommutierten hydraulischen pumpe

Info

Publication number
ATE475013T1
ATE475013T1 AT08016530T AT08016530T ATE475013T1 AT E475013 T1 ATE475013 T1 AT E475013T1 AT 08016530 T AT08016530 T AT 08016530T AT 08016530 T AT08016530 T AT 08016530T AT E475013 T1 ATE475013 T1 AT E475013T1
Authority
AT
Austria
Prior art keywords
fluid flow
time
cyclically
controlling
hydraulic pump
Prior art date
Application number
AT08016530T
Other languages
English (en)
Inventor
Ken Kin-Ho Lai
Onno Kuttler
Original Assignee
Sauer Danfoss Aps
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
Priority claimed from EP07254332.5A external-priority patent/EP2055944B1/de
Priority claimed from EP07254331.7A external-priority patent/EP2055943B1/de
Priority claimed from EP07254337A external-priority patent/EP2055946A1/de
Priority claimed from EP07254333.3A external-priority patent/EP2055945B8/de
Application filed by Sauer Danfoss Aps filed Critical Sauer Danfoss Aps
Application granted granted Critical
Publication of ATE475013T1 publication Critical patent/ATE475013T1/de

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01BMACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B25/00Regulating, controlling, or safety means
    • F01B25/02Regulating or controlling by varying working-fluid admission or exhaust, e.g. by varying pressure or quantity
    • F01B25/08Final actuators
    • F01B25/10Arrangements or adaptations of working-fluid admission or discharge valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01BMACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B25/00Regulating, controlling, or safety means
    • F01B25/02Regulating or controlling by varying working-fluid admission or exhaust, e.g. by varying pressure or quantity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B11/00Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
    • F04B11/005Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00Control, 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
    • F04B49/06Control using electricity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00Control, 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
    • F04B49/22Control, 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
    • F04B49/24Bypassing
    • F04B49/243Bypassing by keeping open the inlet valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B7/00Piston machines or pumps characterised by having positively-driven valving
    • F04B7/0076Piston machines or pumps characterised by having positively-driven valving the members being actuated by electro-magnetic means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2201/00Pump parameters
    • F04B2201/06Valve parameters
    • F04B2201/0601Opening times
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2205/00Fluid parameters
    • F04B2205/09Flow through the pump
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2205/00Fluid parameters
    • F04B2205/13Pressure pulsations after the pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
AT08016530T 2007-11-01 2008-09-19 Verfahren zur steuerung einer zyklisch kommutierten hydraulischen pumpe ATE475013T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP07254332.5A EP2055944B1 (de) 2007-11-01 2007-11-01 Verfahren zur Steuerung einer zyklisch kommutierten hydraulischen Pumpe
EP07254331.7A EP2055943B1 (de) 2007-11-01 2007-11-01 Verfahren zum Betrieb einer Fluid-Arbeitsmaschine
EP07254337A EP2055946A1 (de) 2007-11-01 2007-11-01 Betriebsverfahren für eine Fluid-Arbeitsmaschine
EP07254333.3A EP2055945B8 (de) 2007-11-01 2007-11-01 Verfahren zum Betrieb einer Fluid-Arbeitsmaschine

Publications (1)

Publication Number Publication Date
ATE475013T1 true ATE475013T1 (de) 2010-08-15

Family

ID=39789968

Family Applications (2)

Application Number Title Priority Date Filing Date
AT08016531T ATE475014T1 (de) 2007-11-01 2008-09-19 Verfahren zur steuerung einer zyklisch kommutierten hydraulischen pumpe
AT08016530T ATE475013T1 (de) 2007-11-01 2008-09-19 Verfahren zur steuerung einer zyklisch kommutierten hydraulischen pumpe

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT08016531T ATE475014T1 (de) 2007-11-01 2008-09-19 Verfahren zur steuerung einer zyklisch kommutierten hydraulischen pumpe

Country Status (3)

Country Link
EP (4) EP2055948B1 (de)
AT (2) ATE475014T1 (de)
DE (2) DE602008001855D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2477997B (en) * 2010-02-23 2015-01-14 Artemis Intelligent Power Ltd Fluid working machine and method for operating fluid working machine
JP5624115B2 (ja) 2010-02-23 2014-11-12 アルテミス インテリジェント パワー リミティドArtemis Intelligent Power Limited 液圧作動液中の混入気体の特性を計測する方法及び流体作動機械
CN103052799B (zh) 2010-02-23 2015-12-16 阿尔特弥斯智能动力有限公司 流体工作机器和运行流体工作机器的方法
FI123459B (fi) 2011-05-05 2013-05-15 Teknologian Tutkimuskeskus Vtt Menetelmä kohteen pinnan muokkaamiseksi
AU2018204487B1 (en) * 2017-11-10 2019-05-30 Quantum Servo Pumping Technologies Pty Ltd Pumping systems
EP3674546B1 (de) 2018-12-28 2022-07-13 Artemis Intelligent Power Limited Ventilsteuerung in einer elektronisch kommutierten hydraulischen maschine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4321014A (en) 1979-12-31 1982-03-23 Polaroid Corporation Constant flow pumping apparatus
EP0494236B1 (de) 1988-09-29 1995-12-13 Artemis Intelligent Power Ltd. Fluidmaschine
GB8822901D0 (en) * 1988-09-29 1988-11-02 Mactaggart Scot Holdings Ltd Apparatus & method for controlling actuation of multi-piston pump &c
GB0221165D0 (en) 2002-09-12 2002-10-23 Artemis Intelligent Power Ltd Fluid-working machine and operating method

Also Published As

Publication number Publication date
EP2055947A1 (de) 2009-05-06
DE602008001854D1 (de) 2010-09-02
DE602008001855D1 (de) 2010-09-02
EP2055950A1 (de) 2009-05-06
ATE475014T1 (de) 2010-08-15
EP2055948B1 (de) 2010-07-21
EP2055950B1 (de) 2017-04-12
EP2055949A1 (de) 2009-05-06
EP2055947B1 (de) 2010-07-21
EP2055948A1 (de) 2009-05-06

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties