DE602008001854D1 - Verfahren zur Steuerung einer zyklisch kommutierten hydraulischen Pumpe - Google Patents

Verfahren zur Steuerung einer zyklisch kommutierten hydraulischen Pumpe

Info

Publication number
DE602008001854D1
DE602008001854D1 DE602008001854T DE602008001854T DE602008001854D1 DE 602008001854 D1 DE602008001854 D1 DE 602008001854D1 DE 602008001854 T DE602008001854 T DE 602008001854T DE 602008001854 T DE602008001854 T DE 602008001854T DE 602008001854 D1 DE602008001854 D1 DE 602008001854D1
Authority
DE
Germany
Prior art keywords
fluid flow
time
cyclically
controlling
hydraulic 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.)
Active
Application number
DE602008001854T
Other languages
German (de)
English (en)
Inventor
Ken Kin-Ho Lai
Onno Kuttler
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.)
Danfoss Power Solutions ApS
Artemis Intelligent Power Ltd
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/fr
Priority claimed from EP07254331.7A external-priority patent/EP2055943B1/fr
Priority claimed from EP07254337A external-priority patent/EP2055946A1/fr
Priority claimed from EP07254333.3A external-priority patent/EP2055945B8/fr
Application filed by Sauer Danfoss ApS filed Critical Sauer Danfoss ApS
Publication of DE602008001854D1 publication Critical patent/DE602008001854D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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)
DE602008001854T 2007-11-01 2008-09-19 Verfahren zur Steuerung einer zyklisch kommutierten hydraulischen Pumpe Active DE602008001854D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP07254332.5A EP2055944B1 (fr) 2007-11-01 2007-11-01 Procédé de contrôle de pompe hydraulique commutée cycliquement
EP07254331.7A EP2055943B1 (fr) 2007-11-01 2007-11-01 Procédé pour la commande d'une machine de travail pour fluides
EP07254337A EP2055946A1 (fr) 2007-11-01 2007-11-01 Procédé de fonctionnement de machine de travail pour fluides
EP07254333.3A EP2055945B8 (fr) 2007-11-01 2007-11-01 Procédé pour la commande d'une machine de travail pour fluides

Publications (1)

Publication Number Publication Date
DE602008001854D1 true DE602008001854D1 (de) 2010-09-02

Family

ID=39789968

Family Applications (2)

Application Number Title Priority Date Filing Date
DE602008001855T Active DE602008001855D1 (de) 2007-11-01 2008-09-19 Verfahren zur Steuerung einer zyklisch kommutierten hydraulischen Pumpe
DE602008001854T Active DE602008001854D1 (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
DE602008001855T Active DE602008001855D1 (de) 2007-11-01 2008-09-19 Verfahren zur Steuerung einer zyklisch kommutierten hydraulischen Pumpe

Country Status (3)

Country Link
EP (4) EP2055950B1 (fr)
AT (2) ATE475013T1 (fr)
DE (2) DE602008001855D1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR101279768B1 (ko) 2010-02-23 2013-07-04 아르테미스 인텔리전트 파워 리미티드 유체 작동 기계의 제어 방법, 유체 작동 기계 및 컴퓨터 판독가능한 저장 매체
GB2477997B (en) 2010-02-23 2015-01-14 Artemis Intelligent Power Ltd Fluid working machine and method for operating fluid working machine
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 (fr) 2018-12-28 2022-07-13 Artemis Intelligent Power Limited Synchronisation de soupape dans une machine hydraulique commutée électroniquement

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
GB8822901D0 (en) * 1988-09-29 1988-11-02 Mactaggart Scot Holdings Ltd Apparatus & method for controlling actuation of multi-piston pump &c
AU641438B2 (en) 1988-09-29 1993-09-23 Artemis Intelligent Power Ltd. Improved fluid-working machine
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
EP2055948A1 (fr) 2009-05-06
EP2055949A1 (fr) 2009-05-06
DE602008001855D1 (de) 2010-09-02
EP2055947A1 (fr) 2009-05-06
EP2055950B1 (fr) 2017-04-12
ATE475013T1 (de) 2010-08-15
EP2055950A1 (fr) 2009-05-06
ATE475014T1 (de) 2010-08-15
EP2055947B1 (fr) 2010-07-21
EP2055948B1 (fr) 2010-07-21

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Legal Events

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

Owner name: SAUER-DANFOSS APS, NORDBORG, DK

Owner name: ARTEMIS INTELLIGENT POWER LTD., EDINBURGH, GB