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

Info

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
Authority
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
Other languages
English (en)
Chinese (zh)
Other versions
CN1710422A (zh
Inventor
罗伯特·克拉克·亨德森
布鲁斯·D·昆比
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.)
Agilent Technologies Inc
Original Assignee
Agilent Technologies Inc
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 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
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • 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

Landscapes

  • 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 US7258132B2 (en) 2004-06-18 2004-06-18 Electronically controlled back pressure regulator
US10/871,930 2004-06-18

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 (https=)
JP (1) JP4719516B2 (https=)
CN (1) CN100399023C (https=)
DE (1) DE102004052584A1 (https=)
GB (1) GB2415267B (https=)

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

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
GB2517339B (en) * 2009-03-23 2015-05-06 Joseph George Poole Splitter device for gas flow
CN102460145B (zh) 2009-06-03 2015-04-29 安捷伦科技有限公司 使中间阀状态的压力差平衡的计量装置的样品注射器
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
CN103493033B (zh) * 2011-01-19 2016-03-16 沙特阿拉伯石油公司 高完整性保护系统及其测试和操作方法
US10859545B2 (en) 2011-03-11 2020-12-08 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
EP2618143B1 (en) * 2012-01-19 2015-05-27 Idexx Laboratories, Inc. Analyzer with fluid pressure control device
CN104380101B (zh) * 2012-02-22 2016-10-19 安捷伦科技有限公司 质量流量控制器以及在不关闭质量流量控制器的情况下自动调零流量传感器的方法
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
WO2018069959A1 (ja) * 2016-10-11 2018-04-19 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
GB2607021B (en) * 2021-05-21 2024-09-04 Agilent Technologies Inc Fluidically coupling of sampling and separation paths
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

Family Cites Families (11)

* 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
DE3850786T2 (de) * 1987-01-17 1995-01-12 Jasco Corp Druckregelapparat.
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
US20050279408A1 (en) 2005-12-22
GB2415267B (en) 2008-04-09
DE102004052584A1 (de) 2006-01-12
JP4719516B2 (ja) 2011-07-06
US7258132B2 (en) 2007-08-21
CN1710422A (zh) 2005-12-21
GB2415267A (en) 2005-12-21
JP2006003360A (ja) 2006-01-05
GB0510380D0 (en) 2005-06-29

Similar Documents

Publication Publication Date Title
CN100399023C (zh) 一种改进的气相色谱系统
EP0730151B1 (en) Flow regulation in gas chromatograph
JP3526102B2 (ja) 流体のクロマトグラフ分析方法
US5542286A (en) Method and apparatus for correcting flow and pressure sensor drift in a gas chromatograph
US5339673A (en) Gas chromatograph and method of using same
US8343258B2 (en) Apparatus and method for controlling constant mass flow to gas chromatography column
JPH1144682A (ja) ターゲットクロマトグラフィックシステムの標準化の方法、ターゲットクロマトグラフィックシステムのカラム温度を較正する方法、ターゲットクロマトグラフィックシステムを確認する方法及びクロマトグラフィックシステムの１つ又は複数の特定のパラメータの値を測定する方法
CN102859459B (zh) 用于校准气流稀释器的方法和系统
US5952556A (en) Gas chromatograph with carrier gas control system
EP0840116B1 (en) Calibration method for a chromatography column
US20120125083A1 (en) Gas Chromatography With Ambient Pressure Stability Control
EP1403363B1 (en) CO2 incubator
JP4345967B2 (ja) 分析循環路用の流体レギュレータ装置及びクロマトグラフィにおいての前記分析循環路用の流体レギュレータ装置の利用
JP7750935B2 (ja) ガスクロマトグラフィのキャリアガス識別のための方法及びシステム
AU729790B2 (en) Flow regulation in gas chromatograph
RU2468363C1 (ru) Потоковый хроматограф
JP2008164413A (ja) 排出ガスサンプリング分析システム
EP2315021B1 (en) Gas chromatography with ambient pressure stability control
JP3075178B2 (ja) ガスクロマトグラフ装置
KR20010090641A (ko) 샘플주입방식을 이용한 비분산적외선 탄산가스 측정시스템
WO2024243199A1 (en) Digital gas assist with flow control and gauge
JPH08101176A (ja) ガスクロマトグラフ
CN121605004A (zh) 用于制备蒸汽-气体混合物的装置
BAKER Calibration Methods for Process Analyzers

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20080702

CX01 Expiry of patent term