DE69524060T2 - Verfahren und vorrichtung zur trägergasflussratenregelung in einem chromatographen - Google Patents

Verfahren und vorrichtung zur trägergasflussratenregelung in einem chromatographen

Info

Publication number
DE69524060T2
DE69524060T2 DE69524060T DE69524060T DE69524060T2 DE 69524060 T2 DE69524060 T2 DE 69524060T2 DE 69524060 T DE69524060 T DE 69524060T DE 69524060 T DE69524060 T DE 69524060T DE 69524060 T2 DE69524060 T2 DE 69524060T2
Authority
DE
Germany
Prior art keywords
chromatograph
flow rate
gas flow
carrier gas
rate control
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
DE69524060T
Other languages
English (en)
Other versions
DE69524060D1 (de
Inventor
Paolo Magni
Giacinto Zilioli
Fausto Munari
Sorin Trestianu
Pieralbino Colombo
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.)
Thermo Fisher Scientific SpA
Original Assignee
Thermoquest Italia SpA
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 Thermoquest Italia SpA filed Critical Thermoquest Italia SpA
Publication of DE69524060D1 publication Critical patent/DE69524060D1/de
Application granted granted Critical
Publication of DE69524060T2 publication Critical patent/DE69524060T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G01N2030/022—Column chromatography characterised by the kind of separation mechanism
    • G01N2030/025—Gas 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
    • G01N30/30—Control of physical parameters of the fluid carrier of temperature
    • G01N2030/3084—Control of physical parameters of the fluid carrier of temperature ovens
    • 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
    • G01N2030/324—Control of physical parameters of the fluid carrier of pressure or speed speed, flow rate
    • 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
    • G01N30/86—Signal analysis
    • G01N30/8658—Optimising operation parameters

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measuring Volume Flow (AREA)
  • Flow Control (AREA)
  • Sampling And Sample Adjustment (AREA)
DE69524060T 1994-09-16 1995-09-15 Verfahren und vorrichtung zur trägergasflussratenregelung in einem chromatographen Expired - Lifetime DE69524060T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI941889A IT1274775B (it) 1994-09-16 1994-09-16 Metodo e dispositivo per il controllo della portata di gas vettore in apparecchi gascromatografici
PCT/EP1995/003627 WO1996008718A1 (en) 1994-09-16 1995-09-15 Method and device for controlling flow rate of carrier gas in gas chromatographic apparatus

Publications (2)

Publication Number Publication Date
DE69524060D1 DE69524060D1 (de) 2002-01-03
DE69524060T2 true DE69524060T2 (de) 2002-07-18

Family

ID=11369561

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69524060T Expired - Lifetime DE69524060T2 (de) 1994-09-16 1995-09-15 Verfahren und vorrichtung zur trägergasflussratenregelung in einem chromatographen

Country Status (5)

Country Link
US (1) US5859360A (de)
EP (1) EP0741867B1 (de)
DE (1) DE69524060T2 (de)
IT (1) IT1274775B (de)
WO (1) WO1996008718A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5670707A (en) * 1996-11-01 1997-09-23 Varian Associates, Inc. Calibration method for a chromatography column
IT1309602B1 (it) * 1999-02-25 2002-01-24 Thermoquest Italia Spa Metodo ed apparecchio per il riallineamento dei picchi in analisigascromatografiche.
US7257987B2 (en) * 2000-01-25 2007-08-21 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Portland State University Method and apparatus for sample analysis
US6865926B2 (en) * 2000-01-25 2005-03-15 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Portland State University Method and apparatus for sample analysis
CA2431615A1 (en) 2000-01-25 2001-08-02 The State Of Oregon Acting By And Through The State Board Of Higher Educ Ation On Behalf Of Portland State University Method and apparatus for concentrating samples for analysis
US6634211B1 (en) * 2001-05-16 2003-10-21 Leonid M. Blumberg Method translation in gas chromatography
US7010464B2 (en) * 2001-07-25 2006-03-07 Schneider Automation Inc. Mobile HVAC cavity test device, method, and computer product
DE50111054D1 (de) 2001-12-21 2006-11-02 Agilent Technologies Inc Verfahren zur Bereitstellung von Volumenströmen von Fluiden
ITMI20022605A1 (it) * 2002-12-09 2004-06-10 Thermo Finnigan Italia S P A Metodo ed apparecchiatura per mantenere costanti i tempi di ritenzione nell'analisi gascromatografica.
US7534286B2 (en) 2005-06-14 2009-05-19 Perkinelmer Las, Inc. Methods and systems for cooling a chromatographic column
EP1925935A1 (de) * 2006-11-23 2008-05-28 Varian B.V. Gasdetektionssystem und Verfahren
NL2002365C2 (en) * 2008-05-26 2011-04-05 Avantium Holding B V Flow splitter and reaction assembly.
EP2256490A1 (de) * 2009-05-29 2010-12-01 Bruker Chemical Analysis B.V. Regelung des Gasdrucks für die Gaschromatographie
CN102466662B (zh) * 2010-11-09 2014-07-02 中国石油天然气股份有限公司 气相色谱-质谱分析的数据处理方法
EP2581741B1 (de) * 2011-10-12 2019-09-18 Agilent Technologies, Inc. Methodentransfer mittels Einfrieren eines anfänglich nicht kontrollierten Parameters
JP6281450B2 (ja) * 2014-09-09 2018-02-21 株式会社島津製作所 ガスクロマトグラフ及びこれに用いられる流量制御装置
JP6711299B2 (ja) * 2017-02-22 2020-06-17 株式会社島津製作所 ガスクロマトグラフ
US10458961B2 (en) * 2017-08-01 2019-10-29 Shimadzu Corporation Gas chromatograph

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845985A (en) * 1988-02-17 1989-07-11 Hewlett-Packard Company Supercritical fluid chromatography
US4994096A (en) * 1989-05-09 1991-02-19 Hewlett-Packard Co. Gas chromatograph having integrated pressure programmer
JPH087195B2 (ja) * 1989-12-22 1996-01-29 株式会社日立製作所 ガスクロマトグラフ
JPH04184167A (ja) * 1990-11-16 1992-07-01 Hitachi Ltd クロマトグラフ分析装置
JPH0769315B2 (ja) * 1992-04-06 1995-07-26 株式会社島津製作所 ガスクロマトグラフ装置

Also Published As

Publication number Publication date
DE69524060D1 (de) 2002-01-03
WO1996008718A1 (en) 1996-03-21
EP0741867A1 (de) 1996-11-13
US5859360A (en) 1999-01-12
IT1274775B (it) 1997-07-24
ITMI941889A0 (it) 1994-09-16
EP0741867B1 (de) 2001-11-21
ITMI941889A1 (it) 1996-03-16

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