JP4719516B2 - 電子制御式背圧レギュレータ - Google Patents

電子制御式背圧レギュレータ Download PDF

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Publication number
JP4719516B2
JP4719516B2 JP2005175861A JP2005175861A JP4719516B2 JP 4719516 B2 JP4719516 B2 JP 4719516B2 JP 2005175861 A JP2005175861 A JP 2005175861A JP 2005175861 A JP2005175861 A JP 2005175861A JP 4719516 B2 JP4719516 B2 JP 4719516B2
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Japan
Prior art keywords
pressure
sample
vent path
gas chromatograph
closed loop
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Expired - Lifetime
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JP2005175861A
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English (en)
Japanese (ja)
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JP2006003360A (ja
JP2006003360A5 (enExample
Inventor
ロバート・クラーク・ヘンダーソン
ブルース・ディー・クインビー
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Agilent Technologies Inc
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Agilent Technologies Inc
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Publication of JP2006003360A publication Critical patent/JP2006003360A/ja
Publication of JP2006003360A5 publication Critical patent/JP2006003360A5/ja
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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/28—Control of physical parameters of the fluid carrier
    • G01N30/32—Control of physical parameters of the fluid carrier of pressure or speed
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes
    • Y10T137/0396—Involving pressure control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7761—Electrically actuated valve
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87917—Flow path with serial valves and/or closures

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Control Of Fluid Pressure (AREA)
JP2005175861A 2004-06-18 2005-06-16 電子制御式背圧レギュレータ Expired - Lifetime JP4719516B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/871930 2004-06-18
US10/871,930 US7258132B2 (en) 2004-06-18 2004-06-18 Electronically controlled back pressure regulator

Publications (3)

Publication Number Publication Date
JP2006003360A JP2006003360A (ja) 2006-01-05
JP2006003360A5 JP2006003360A5 (enExample) 2008-05-15
JP4719516B2 true JP4719516B2 (ja) 2011-07-06

Family

ID=34839076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005175861A Expired - Lifetime JP4719516B2 (ja) 2004-06-18 2005-06-16 電子制御式背圧レギュレータ

Country Status (5)

Country Link
US (1) US7258132B2 (enExample)
JP (1) JP4719516B2 (enExample)
CN (1) CN100399023C (enExample)
DE (1) DE102004052584A1 (enExample)
GB (1) GB2415267B (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8725434B2 (en) * 2006-12-29 2014-05-13 Saudi Arabian Oil Company Wellhead hips with automatic testing and self-diagnostics
DE102008006266B4 (de) 2008-01-25 2011-06-09 Dionex Softron Gmbh Probengeber für die Flüssigkeitschromatographie, insbesondere für die Hochleistungsflüssigkeitschromatographie
US8141411B2 (en) * 2008-09-30 2012-03-27 Thermo Finnigan Llc Method for determining a low cylinder pressure condition for a gas chromatograph
CN101769901B (zh) * 2008-12-31 2012-07-04 北京联合大学生物化学工程学院 基于fpga的液相色谱数据处理系统
GB2468845B (en) * 2009-03-23 2015-02-11 Joseph George Poole Compressed-gas regulator apparatus
US9435773B2 (en) 2009-06-03 2016-09-06 Agilent Technologies, Inc. Sample injector with metering device balancing pressure differences in an intermediate valve state
CN102103381B (zh) * 2009-12-16 2014-06-25 上海神开石油化工装备股份有限公司 电子压力控制器
US8887586B2 (en) * 2010-10-29 2014-11-18 Agilent Technologies, Inc. Head space sampling device and method for detecting leaks in same
US9429499B2 (en) 2010-10-29 2016-08-30 Agilent Technologies, Inc. Methods, devices, and systems for controlling the rate of gas depressurization within a vial containing a gas sample
CA2823258C (en) * 2011-01-19 2016-03-22 Saudi Arabian Oil Company Wellhead hips with automatic testing and self-diagnostics
WO2012125574A1 (en) * 2011-03-11 2012-09-20 Brigham Young University Simple equilibrium distribution sampling device for gc-ms calibration
CN102879482A (zh) * 2011-07-13 2013-01-16 江苏汉邦科技有限公司 超临界流体色谱仪(sfc)以及用于其中的自动背压装置
US9151731B2 (en) * 2012-01-19 2015-10-06 Idexx Laboratories Inc. Fluid pressure control device for an analyzer
US9804609B2 (en) 2012-02-22 2017-10-31 Agilent Technologies, Inc. Mass flow controllers and methods for auto-zeroing flow sensor without shutting off a mass flow controller
US9915634B2 (en) * 2012-09-05 2018-03-13 Shimadzu Corporation Head space sample introduction device and gas chromatograph including same
WO2015171821A1 (en) * 2014-05-06 2015-11-12 The Regents Of The University Of California Tracer gas airflow measurement system with high turndown ratio
DE202016100451U1 (de) 2015-06-25 2016-02-16 Dionex Softron Gmbh Probengeber für die Flüssigkeitschromatographie, insbesondere für die Hochleistungsflüssigkeitschromatographie
US11275062B2 (en) 2016-05-30 2022-03-15 Agilent Technologies, Inc Sample injection with fluidic connection between fluid drive unit and sample accommodation volume
EP3252464B1 (en) 2016-05-30 2024-03-27 Agilent Technologies, Inc. (A Delaware Corporation) Injector and method for sample injection with fludic connection between fluid drive unit and sample accomodation volume
JP6658906B2 (ja) * 2016-10-11 2020-03-04 株式会社島津製作所 ガスクロマトグラフ
IT201700034608A1 (it) * 2017-03-29 2018-09-29 Thermo Fisher Scient Spa Metodo di campionamento per l’analisi gascromatografica dello spazio di testa
US10508750B2 (en) 2017-10-04 2019-12-17 DDS Investments, LLC Hammer union back pressure regulator
EP3882737B1 (en) * 2020-03-20 2022-04-27 Siemens Aktiengesellschaft Fluid pressure control apparatus
US20220146464A1 (en) * 2020-10-14 2022-05-12 Wyatt Technology Corporation Performing a separation on a field flow fractonator
US20250052731A1 (en) * 2023-08-11 2025-02-13 Agilent Technologies, Inc. Methods and systems for estimating gas supply pressure

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3240052A (en) * 1962-12-31 1966-03-15 Phillips Petroleum Co Pressure and flow rate regulation in a fluid circulation system
US4196612A (en) 1978-09-13 1980-04-08 Phillips Petroleum Company Pressure regulator for a chromatograph
US4359891A (en) * 1981-01-05 1982-11-23 The Dow Chemical Company Repetitive chromatographic apparatus
DE3851763T2 (de) * 1987-01-17 1995-03-02 Jasco Corp Extraktionsvorrichtung.
US5163979A (en) * 1991-06-27 1992-11-17 The Dow Chemical Company Pressure programmable gas chromatograph regulator
US5476000A (en) * 1994-03-31 1995-12-19 Hewlett-Packard Company Retention time stability in a gas chromatographic apparatus
US5431712A (en) * 1994-05-31 1995-07-11 Hewlett-Packard Company Reconfigurable pneumatic control for split/splitless injection
US5567227A (en) 1995-01-23 1996-10-22 Hewlett-Packard Company Method for improving the range of stable control of the pneumatic system of a gas chromatograph
JPH08327618A (ja) * 1995-05-31 1996-12-13 Shimadzu Corp ガスクロマトグラフの試料導入装置
JPH0996630A (ja) * 1995-09-29 1997-04-08 Shimadzu Corp 試料導入装置
US5711786A (en) 1995-10-23 1998-01-27 The Perkin-Elmer Corporation Gas chromatographic system with controlled sample transfer
NL1010815C2 (nl) * 1998-12-15 2000-06-19 Chrompack Int Bv Inrichting en werkwijze voor het regelen van de druk van een gasstroom.
CN1141574C (zh) * 2001-03-22 2004-03-10 海城市石油化工仪器厂 岩石热解气相色谱仪
JP4020016B2 (ja) 2003-05-28 2007-12-12 株式会社島津製作所 ガスクロマトグラフ

Also Published As

Publication number Publication date
GB2415267A (en) 2005-12-21
US7258132B2 (en) 2007-08-21
JP2006003360A (ja) 2006-01-05
GB2415267B (en) 2008-04-09
GB0510380D0 (en) 2005-06-29
CN100399023C (zh) 2008-07-02
DE102004052584A1 (de) 2006-01-12
US20050279408A1 (en) 2005-12-22
CN1710422A (zh) 2005-12-21

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