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EP2107241A3 - A Piston Pump Having a Force Sensor and a Method for Controlling Said Pump - Google Patents

A Piston Pump Having a Force Sensor and a Method for Controlling Said Pump Download PDF

Info

Publication number
EP2107241A3
EP2107241A3 EP08170712A EP08170712A EP2107241A3 EP 2107241 A3 EP2107241 A3 EP 2107241A3 EP 08170712 A EP08170712 A EP 08170712A EP 08170712 A EP08170712 A EP 08170712A EP 2107241 A3 EP2107241 A3 EP 2107241A3
Authority
EP
European Patent Office
Prior art keywords
pump
controlling
piston pump
force sensor
piston
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.)
Withdrawn
Application number
EP08170712A
Other languages
German (de)
French (fr)
Other versions
EP2107241A2 (en
Inventor
Thomas Preiswerk
René Chavan
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.)
FLUX INSTRUMENTS AG
Original Assignee
Flux Instruments AG
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 Flux Instruments AG filed Critical Flux Instruments AG
Publication of EP2107241A2 publication Critical patent/EP2107241A2/en
Priority to US12/631,695 priority Critical patent/US20100143155A1/en
Priority to CN200911000080A priority patent/CN101865108A/en
Publication of EP2107241A3 publication Critical patent/EP2107241A3/en
Withdrawn legal-status Critical Current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
    • 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
    • F04B11/0058—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons with piston speed control
    • 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/02—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having two cylinders
    • 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
    • F04B49/065—Control using electricity and making use of computers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

Piston pump (1), in particular dual piston pump, for generating a delivery flow substantially free of pulsation, and method for controlling such a piston pump wherein measuring sensors (13) detecting mechanical forces or moments transmitted by the structure of the pump or its associated drive unit (8,10) are used.
EP08170712A 2008-04-02 2008-12-04 A Piston Pump Having a Force Sensor and a Method for Controlling Said Pump Withdrawn EP2107241A3 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US12/631,695 US20100143155A1 (en) 2008-04-02 2009-12-04 Piston Pump Having A Force Sensor And A Method For Controlling Said Pump
CN200911000080A CN101865108A (en) 2008-04-02 2009-12-04 Have the reciprocating pump of force transducer and be used to control the method for described reciprocating pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008017167 2008-04-02

Publications (2)

Publication Number Publication Date
EP2107241A2 EP2107241A2 (en) 2009-10-07
EP2107241A3 true EP2107241A3 (en) 2010-06-09

Family

ID=40823579

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08170712A Withdrawn EP2107241A3 (en) 2008-04-02 2008-12-04 A Piston Pump Having a Force Sensor and a Method for Controlling Said Pump

Country Status (3)

Country Link
US (1) US20100143155A1 (en)
EP (1) EP2107241A3 (en)
CN (1) CN101865108A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2481624A (en) * 2010-07-01 2012-01-04 Agilent Technologies Inc Controller and piezoelectric actuator provides pressure ripple compensation in chromatographic pump drive
DE102011001378A1 (en) 2011-03-17 2012-09-20 Dionex Softron Gmbh Piston-cylinder unit for a piston pump, in particular for high performance liquid chromatography
ITPC20120013A1 (en) * 2012-05-10 2013-11-11 Emmepiemme Srl PISTON PUMP WITH HYDRAULIC DRIVE.
JP5887412B2 (en) * 2012-08-23 2016-03-16 株式会社日立ハイテクノロジーズ Liquid chromatograph device and liquid feeding device
CN103967763B (en) * 2013-01-31 2016-03-02 北京七星华创电子股份有限公司 A kind of control gear of two-stage tandem pump speed and method
US20150142321A1 (en) * 2013-11-20 2015-05-21 Schlumberger Technology Corporation Flow Rate From Displacement Unit Piston Position
GB2524147B (en) * 2014-02-06 2016-02-10 Waters Technologies Corp Method for high pressure gradient chromatography using pump stroke control
JP6701216B2 (en) * 2015-03-09 2020-05-27 ウィアー・ミネラルズ・ニーザーランド・ビイヴイ Hydraulic pump system for handling slurry media
NL2014795B1 (en) * 2015-05-12 2017-01-27 Fugro-Improv Pty Ltd Subsea multipiston pump module and subsea multistage pump.
DE102016005945A1 (en) * 2016-05-17 2017-11-23 Dürr Systems Ag Coating agent pump
DE102017115242A1 (en) * 2017-07-07 2019-01-10 Dionex Softron Gmbh Pump operation method, use of the method in HPLC, pump, pump system and HPLC system
CN107860846A (en) * 2017-11-10 2018-03-30 广东恒畅环保节能检测科技有限公司 A kind of ion chromatograph
US11519404B2 (en) 2020-01-24 2022-12-06 Hamilton Sundstrand Corporation Determining a fatigue condition of a hydraulic system
EP3904679B1 (en) 2020-04-30 2024-05-01 Robatech AG Method for operating a double-acting piston pump, double-acting piston pump and application system for applying a fluid medium to a substrate
CN112324648B (en) * 2020-11-02 2022-08-23 山东悟空仪器有限公司 Control method of pressure balance point of tandem type plunger pump and tandem type plunger pump
JP6941898B1 (en) * 2020-11-02 2021-09-29 ライズテック株式会社 Liquid ejector
FR3118104B1 (en) * 2020-12-21 2023-02-10 Zynnon GmbH Improved pump device.
CN114562453B (en) * 2022-02-09 2024-01-30 三一汽车制造有限公司 Engineering vehicle and pumping operation control method and device thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359312A (en) * 1978-08-15 1982-11-16 Zumtobel Kg Reciprocating pump for the pulsation-free delivery of a liquid
US4681513A (en) * 1985-02-01 1987-07-21 Jeol Ltd. Two-stage pump assembly
US5637208A (en) * 1993-03-05 1997-06-10 Dourdeville; Theodore A. Solvent pumping system for chromatography with switching-valve
US20030062026A1 (en) * 2000-09-07 2003-04-03 Friedrich Boecking Common rail system
US20050061722A1 (en) * 2003-09-18 2005-03-24 Kunihiko Takao Pump, pump for liquid chromatography, and liquid chromatography apparatus

Family Cites Families (17)

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Publication number Priority date Publication date Assignee Title
US2275532A (en) * 1939-04-18 1942-03-10 Westinghouse Electric & Mfg Co Oil well strain gauge
DE2158968A1 (en) * 1970-04-24 1973-05-30 Krauss Maffei Ag Controlling injection machine - esp for cellular plastics by regulating differential pressure across actuating piston
US4352636A (en) * 1980-04-14 1982-10-05 Spectra-Physics, Inc. Dual piston pump
US4644785A (en) * 1985-09-06 1987-02-24 Fmc Corporation Hinged strain cell mounting apparatus
EP0309596B1 (en) * 1987-09-26 1993-03-31 Hewlett-Packard GmbH Pumping apparatus for delivering liquid at high pressure
US5026255A (en) * 1988-11-18 1991-06-25 Clarence W. Carpenter Pulseless pump apparatus having pressure crossover detector and control means
EP0682749B1 (en) 1992-10-28 1999-04-14 FLUX Instruments AG High pressure pump for accurate dosing of liquids
JP3111790B2 (en) * 1994-02-03 2000-11-27 株式会社日立製作所 Flow control pump
JP3291258B2 (en) * 1998-10-14 2002-06-10 太陽鉄工株式会社 Fluid pressure cylinder device
US6292757B1 (en) * 1999-08-16 2001-09-18 Windrock, Inc. Method and apparatus for continuously monitoring parameters of reciprocating compressor cylinders
US6520930B2 (en) * 1999-11-24 2003-02-18 Medrad, Inc. Injectors, injector systems and injector control
DE50111054D1 (en) * 2001-12-21 2006-11-02 Agilent Technologies Inc Method of providing volumetric flows of fluids
US6882960B2 (en) * 2003-02-21 2005-04-19 J. Davis Miller System and method for power pump performance monitoring and analysis
US7186094B2 (en) * 2003-03-26 2007-03-06 Gas Machinery Research Council Method and apparatus for measuring work performed by a compressor
US7056097B2 (en) * 2003-07-30 2006-06-06 Equistar Chemicals L.P. System and method for monitoring the mechanical condition of a reciprocating compressor
US8313308B2 (en) * 2004-03-26 2012-11-20 Hospira, Inc. Medical infusion pump with closed loop stroke feedback system and method
GB0425688D0 (en) * 2004-11-23 2004-12-22 Spicket Valves & Pumps Ltd Monitoring system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359312A (en) * 1978-08-15 1982-11-16 Zumtobel Kg Reciprocating pump for the pulsation-free delivery of a liquid
US4681513A (en) * 1985-02-01 1987-07-21 Jeol Ltd. Two-stage pump assembly
US5637208A (en) * 1993-03-05 1997-06-10 Dourdeville; Theodore A. Solvent pumping system for chromatography with switching-valve
US20030062026A1 (en) * 2000-09-07 2003-04-03 Friedrich Boecking Common rail system
US20050061722A1 (en) * 2003-09-18 2005-03-24 Kunihiko Takao Pump, pump for liquid chromatography, and liquid chromatography apparatus

Also Published As

Publication number Publication date
CN101865108A (en) 2010-10-20
US20100143155A1 (en) 2010-06-10
EP2107241A2 (en) 2009-10-07

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