CN100399023C - 一种改进的气相色谱系统 - Google Patents

一种改进的气相色谱系统 Download PDF

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Publication number
CN100399023C
CN100399023C CNB2004100809883A CN200410080988A CN100399023C CN 100399023 C CN100399023 C CN 100399023C CN B2004100809883 A CNB2004100809883 A CN B2004100809883A CN 200410080988 A CN200410080988 A CN 200410080988A CN 100399023 C CN100399023 C CN 100399023C
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CN
China
Prior art keywords
pressure
sample
closed loop
coupled
outlet pathway
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
CNB2004100809883A
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English (en)
Chinese (zh)
Other versions
CN1710422A (zh
Inventor
罗伯特·克拉克·亨德森
布鲁斯·D·昆比
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Agilent Technologies Inc
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Agilent Technologies Inc
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Publication date
Application filed by Agilent Technologies Inc filed Critical Agilent Technologies Inc
Publication of CN1710422A publication Critical patent/CN1710422A/zh
Application granted granted Critical
Publication of CN100399023C publication Critical patent/CN100399023C/zh
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    • 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
    • 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
    • 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)
CNB2004100809883A 2004-06-18 2004-10-26 一种改进的气相色谱系统 Expired - Lifetime CN100399023C (zh)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
CN1710422A CN1710422A (zh) 2005-12-21
CN100399023C true CN100399023C (zh) 2008-07-02

Family

ID=34839076

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100809883A Expired - Lifetime CN100399023C (zh) 2004-06-18 2004-10-26 一种改进的气相色谱系统

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104583770A (zh) * 2012-09-05 2015-04-29 株式会社岛津制作所 顶空试料导入装置与具备该顶空试料导入装置的气相色谱仪

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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
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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP0770869A2 (en) * 1995-10-23 1997-05-02 The Perkin-Elmer Corporation Gas chromatographic system with controlled sample transfer
CN1376918A (zh) * 2001-03-22 2002-10-30 海城市石油化工仪器厂 岩石热解气相色谱仪

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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
JPH0996630A (ja) * 1995-09-29 1997-04-08 Shimadzu Corp 試料導入装置
NL1010815C2 (nl) * 1998-12-15 2000-06-19 Chrompack Int Bv Inrichting en werkwijze voor het regelen van de druk van een gasstroom.
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP0770869A2 (en) * 1995-10-23 1997-05-02 The Perkin-Elmer Corporation Gas chromatographic system with controlled sample transfer
CN1376918A (zh) * 2001-03-22 2002-10-30 海城市石油化工仪器厂 岩石热解气相色谱仪

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
气相色谱六通阀气体进样技巧. 庞增义.分析仪器，第4期. 2003
气相色谱六通阀气体进样技巧. 庞增义.分析仪器，第4期. 2003 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104583770A (zh) * 2012-09-05 2015-04-29 株式会社岛津制作所 顶空试料导入装置与具备该顶空试料导入装置的气相色谱仪
CN104583770B (zh) * 2012-09-05 2017-06-23 株式会社岛津制作所 顶空试料导入装置与具备该顶空试料导入装置的气相色谱仪

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
JP4719516B2 (ja) 2011-07-06
DE102004052584A1 (de) 2006-01-12
US20050279408A1 (en) 2005-12-22
CN1710422A (zh) 2005-12-21

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