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 EP07254331.7A external-priority patent/EP2055943B1/de
Priority claimed from EP07254333.3A external-priority patent/EP2055945B8/de
Priority claimed from EP07254337A external-priority patent/EP2055946A1/de
Priority claimed from EP07254332.5A external-priority patent/EP2055944B1/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

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B25/00—Regulating, controlling, or safety means
    • F01B25/02—Regulating or controlling by varying working-fluid admission or exhaust, e.g. by varying pressure or quantity
    • F01B25/08—Final actuators
    • F01B25/10—Arrangements or adaptations of working-fluid admission or discharge valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B25/00—Regulating, controlling, or safety means
    • F01B25/02—Regulating or controlling by varying working-fluid admission or exhaust, e.g. by varying pressure or quantity
    • 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
    • F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
    • F04B11/005—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons
    • 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
    • F04B49/06—Control using electricity
    • 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
    • F04B49/243—Bypassing by keeping open the inlet valve
    • 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
    • F04B7/00—Piston machines or pumps characterised by having positively-driven valving
    • F04B7/0076—Piston machines or pumps characterised by having positively-driven valving the members being actuated by electro-magnetic means
    • 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
    • F04B2201/00—Pump parameters
    • F04B2201/06—Valve parameters
    • F04B2201/0601—Opening times
    • 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
    • F04B2205/09—Flow through 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
    • F04B2205/00—Fluid parameters
    • F04B2205/13—Pressure 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
EP07254331.7A EP2055943B1 (de) 2007-11-01 2007-11-01 Verfahren zum Betrieb einer Fluid-Arbeitsmaschine
EP07254333.3A EP2055945B8 (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
EP07254332.5A EP2055944B1 (de) 2007-11-01 2007-11-01 Verfahren zur Steuerung einer zyklisch kommutierten hydraulischen Pumpe

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) EP2055947B1 (de)
AT (2) ATE475014T1 (de)
DE (2) DE602008001854D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK2386027T3 (en) 2010-02-23 2019-04-08 Artemis Intelligent Power Ltd WORKING MACHINE WITH FLUIDUM AND PROCEDURE FOR OPERATING A WORKING MACHINE WITH FLUIDUM
GB2477997B (en) * 2010-02-23 2015-01-14 Artemis Intelligent Power Ltd Fluid working machine and method for operating fluid working machine
EP2386026B1 (de) 2010-02-23 2015-10-14 Artemis Intelligent Power Limited Ventil-timing für eine flüssigkeitsarbeitsmaschine
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
EP2055950B1 (de) 2017-04-12
DE602008001855D1 (de) 2010-09-02
DE602008001854D1 (de) 2010-09-02
EP2055947B1 (de) 2010-07-21
EP2055947A1 (de) 2009-05-06
ATE475014T1 (de) 2010-08-15
EP2055950A1 (de) 2009-05-06
EP2055948A1 (de) 2009-05-06
EP2055949A1 (de) 2009-05-06
EP2055948B1 (de) 2010-07-21

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Legal Events

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