DE3786224D1 - Pumpvorrichtung mit niedriger pulsation. - Google Patents

Pumpvorrichtung mit niedriger pulsation.

Info

Publication number
DE3786224D1
DE3786224D1 DE8787115449T DE3786224T DE3786224D1 DE 3786224 D1 DE3786224 D1 DE 3786224D1 DE 8787115449 T DE8787115449 T DE 8787115449T DE 3786224 T DE3786224 T DE 3786224T DE 3786224 D1 DE3786224 D1 DE 3786224D1
Authority
DE
Germany
Prior art keywords
pump device
low pulsation
pulsation
low
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.)
Expired - Lifetime
Application number
DE8787115449T
Other languages
English (en)
Other versions
DE3786224T2 (de
Inventor
Taro Nogami
Tsuyoshi Nishitarumizu
Kiwao Seki
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE3786224D1 publication Critical patent/DE3786224D1/de
Application granted granted Critical
Publication of DE3786224T2 publication Critical patent/DE3786224T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • F04B11/0075—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons connected in series
    • F04B11/0083—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons connected in series the pistons having different cross-sections
    • 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
    • F04B2203/00—Motor parameters
    • F04B2203/02—Motor parameters of rotating electric motors
    • F04B2203/0209—Rotational speed

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
DE87115449T 1986-10-22 1987-10-21 Pumpvorrichtung mit niedriger Pulsation. Expired - Lifetime DE3786224T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61251381A JP2604362B2 (ja) 1986-10-22 1986-10-22 低脈流ポンプ

Publications (2)

Publication Number Publication Date
DE3786224D1 true DE3786224D1 (de) 1993-07-22
DE3786224T2 DE3786224T2 (de) 1993-10-21

Family

ID=17221988

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87115449T Expired - Lifetime DE3786224T2 (de) 1986-10-22 1987-10-21 Pumpvorrichtung mit niedriger Pulsation.

Country Status (4)

Country Link
US (1) US4810168A (de)
EP (1) EP0264934B1 (de)
JP (1) JP2604362B2 (de)
DE (1) DE3786224T2 (de)

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JPH0718845B2 (ja) * 1986-12-29 1995-03-06 横河電機株式会社 送液装置
DE3837325A1 (de) * 1988-11-03 1990-05-10 Bruker Franzen Analytik Gmbh Fluessigkeits-kolbenpumpe fuer chromatographische analysegeraete
US5108264A (en) * 1990-08-20 1992-04-28 Hewlett-Packard Company Method and apparatus for real time compensation of fluid compressibility in high pressure reciprocating pumps
US5332372A (en) * 1992-04-20 1994-07-26 Warren Rupp, Inc. Modular double-diaphragm pump
JP3111790B2 (ja) * 1994-02-03 2000-11-27 株式会社日立製作所 流量精密制御ポンプ
US5971714A (en) * 1996-05-29 1999-10-26 Graco Inc Electronic CAM compensation of pressure change of servo controlled pumps
JPH106954A (ja) * 1996-06-27 1998-01-13 Unisia Jecs Corp ポンプ装置およびブレーキ制御装置
JPH10176654A (ja) * 1996-12-16 1998-06-30 Unisia Jecs Corp ポンプ装置
US8172546B2 (en) * 1998-11-23 2012-05-08 Entegris, Inc. System and method for correcting for pressure variations using a motor
JP2002188876A (ja) * 2000-12-20 2002-07-05 Hitachi Ltd 液冷システムおよびこれを用いたパーソナルコンピュータ
EP1236893A1 (de) * 2001-02-28 2002-09-04 FMSW sprl Dosiervorrichtung mit kontinuierlichem Flüssigkeitsstrom
JP4276827B2 (ja) * 2002-10-18 2009-06-10 株式会社日立ハイテクノロジーズ 液体クロマトグラフ用ポンプ及びその運転方法
JP4206308B2 (ja) * 2003-08-01 2009-01-07 株式会社日立ハイテクノロジーズ 液体クロマトグラフ用ポンプ
US7387498B2 (en) * 2003-12-04 2008-06-17 York International Corporation System and method for noise attenuation of screw compressors
KR100596616B1 (ko) 2004-07-13 2006-07-04 천세산업 주식회사 등속도 캠 보정방법
KR101212824B1 (ko) 2004-11-23 2012-12-14 엔테그리스, 아이엔씨. 가변 홈 위치 토출 장치용 시스템 및 방법
JP4709629B2 (ja) 2005-10-19 2011-06-22 株式会社日立ハイテクノロジーズ ポンプ装置
US8753097B2 (en) * 2005-11-21 2014-06-17 Entegris, Inc. Method and system for high viscosity pump
WO2007061956A2 (en) 2005-11-21 2007-05-31 Entegris, Inc. System and method for a pump with reduced form factor
US7878765B2 (en) * 2005-12-02 2011-02-01 Entegris, Inc. System and method for monitoring operation of a pump
KR101364385B1 (ko) 2005-12-02 2014-02-17 엔테그리스, 아이엔씨. 펌프 제어기를 인터페이스시키는 ｉ/ｏ 시스템, 방법 및디바이스
KR101243509B1 (ko) 2005-12-02 2013-03-20 엔테그리스, 아이엔씨. 펌프에서의 압력 보상을 위한 시스템 및 방법
US7850431B2 (en) * 2005-12-02 2010-12-14 Entegris, Inc. System and method for control of fluid pressure
US8083498B2 (en) 2005-12-02 2011-12-27 Entegris, Inc. System and method for position control of a mechanical piston in a pump
CN101356715B (zh) * 2005-12-02 2012-07-18 恩特格里公司 用于泵中的阀的排序的系统和方法
US7897196B2 (en) * 2005-12-05 2011-03-01 Entegris, Inc. Error volume system and method for a pump
TWI402423B (zh) * 2006-02-28 2013-07-21 Entegris Inc 用於一幫浦操作之系統及方法
US7494265B2 (en) * 2006-03-01 2009-02-24 Entegris, Inc. System and method for controlled mixing of fluids via temperature
US7684446B2 (en) * 2006-03-01 2010-03-23 Entegris, Inc. System and method for multiplexing setpoints
JP4955342B2 (ja) * 2006-08-28 2012-06-20 株式会社日立ハイテクノロジーズ 液体クロマトグラフ装置及び試料導入装置
US20090092511A1 (en) * 2007-10-05 2009-04-09 Fangfang Jiang Heart-shaped cam constant flow pump
US8500692B2 (en) * 2007-12-21 2013-08-06 Medingo Ltd. Devices and methods for powering a medical device
JP5155937B2 (ja) * 2009-05-26 2013-03-06 株式会社日立ハイテクノロジーズ 送液装置および液体クロマトグラフ装置
JP5735532B2 (ja) * 2009-12-08 2015-06-17 グラコ ミネソタ インコーポレーテッド リニアポンプ装置の制御装置及び方法
CA2750306C (en) * 2010-08-24 2018-03-06 Soegi Hartono Reciprocating pump flow control
DE102010039943A1 (de) * 2010-08-30 2012-03-01 Robert Bosch Gmbh Verfahren zur Ansteuerung einer Druckversorgungseinheit für ein Fluidaggregat und korrespondierendes Fluidaggregat
FR2965313B1 (fr) * 2010-09-29 2012-09-07 Exel Ind Procede, dispositif et moyen d'entrainement de pompe a double effet a mouvement lineaire alternatif
DE102011051028A1 (de) * 2011-06-10 2012-12-13 Prominent Dosiertechnik Gmbh Membrandosierpumpe
DE102011052848B4 (de) 2011-08-19 2017-02-09 Dionex Softron Gmbh Vorrichtung zur Steuerung einer Kolbenpumpeneinheit für die Flüssigkeitschromatographie
KR20140067139A (ko) 2011-09-21 2014-06-03 바이엘 메디컬 케어 인크. 연속적 다중-유체 펌프 장치, 운전 및 구동 시스템, 및 방법
CN104251201B (zh) 2013-06-28 2016-12-28 伊顿公司 基于变频器的泵的控制系统和方法以及泵系统
CN103423120A (zh) * 2013-08-21 2013-12-04 利穗科技(苏州)有限公司 一种三柱塞高压泵
RU2020107030A (ru) 2015-01-09 2020-02-25 БАЙЕР ХелсКер ЛЛСи Многофлюидная система доставки с многоразовым расходным комплектом и ее конструкционные особенности
FR3044052B1 (fr) * 2015-11-25 2019-09-13 Exel Industries Pompe d'alimentation d'un systeme d'application d'un produit de revetement liquide
JP6604677B1 (ja) * 2019-04-05 2019-11-13 日本分光株式会社 示差屈折率の測定方法、測定装置、および、測定プログラム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4137011A (en) * 1977-06-14 1979-01-30 Spectra-Physics, Inc. Flow control system for liquid chromatographs
US4359312A (en) * 1978-08-15 1982-11-16 Zumtobel Kg Reciprocating pump for the pulsation-free delivery of a liquid
JPS55128678A (en) * 1979-03-28 1980-10-04 Hitachi Ltd Liquid chromatography
JPS5698582A (en) * 1980-01-07 1981-08-08 Hitachi Ltd Plunger pump
US4352636A (en) * 1980-04-14 1982-10-05 Spectra-Physics, Inc. Dual piston pump
DE3203722C2 (de) * 1982-02-04 1985-08-01 Gynkotek Gesellschaft für den Bau wissenschaftlich-technischer Geräte mbH, 8000 München Schubkolbenpumpe zur pulsationsarmen Förderung einer Flüssigkeit
CA1186166A (en) * 1982-02-27 1985-04-30 Katsuhiko Saito Liquid chromatograph
JPS58148958A (ja) * 1982-02-27 1983-09-05 Shimadzu Corp 高速液体クロマトグラフの送液装置
US4552513A (en) * 1983-03-07 1985-11-12 Spectra-Physics, Inc. Multiple piston pump control
US4681513A (en) * 1985-02-01 1987-07-21 Jeol Ltd. Two-stage pump assembly
US4595495A (en) * 1985-02-22 1986-06-17 Eldex Laboratories, Inc. Programmable solvent delivery system and process
JPH0326306Y2 (de) * 1985-04-03 1991-06-06

Also Published As

Publication number Publication date
JPS63105285A (ja) 1988-05-10
EP0264934A2 (de) 1988-04-27
EP0264934A3 (en) 1989-03-29
JP2604362B2 (ja) 1997-04-30
EP0264934B1 (de) 1993-06-16
DE3786224T2 (de) 1993-10-21
US4810168A (en) 1989-03-07

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