DE102004052584A1 - Elektronisch gesteuerter Gegendruckregler - Google Patents
Elektronisch gesteuerter Gegendruckregler Download PDFInfo
- Publication number
- DE102004052584A1 DE102004052584A1 DE200410052584 DE102004052584A DE102004052584A1 DE 102004052584 A1 DE102004052584 A1 DE 102004052584A1 DE 200410052584 DE200410052584 DE 200410052584 DE 102004052584 A DE102004052584 A DE 102004052584A DE 102004052584 A1 DE102004052584 A1 DE 102004052584A1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- electronically controlled
- sample
- vent
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 claims description 22
- 238000004458 analytical method Methods 0.000 claims description 17
- 238000013022 venting Methods 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims 5
- 238000010168 coupling process Methods 0.000 claims 5
- 238000005859 coupling reaction Methods 0.000 claims 5
- 239000000523 sample Substances 0.000 description 108
- 239000007789 gas Substances 0.000 description 19
- 238000010586 diagram Methods 0.000 description 11
- 238000004587 chromatography analysis Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 6
- 238000005070 sampling Methods 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- 239000012159 carrier gas Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000012491 analyte Substances 0.000 description 2
- RBFQJDQYXXHULB-UHFFFAOYSA-N arsane Chemical compound [AsH3] RBFQJDQYXXHULB-UHFFFAOYSA-N 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 229910000070 arsenic hydride Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
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)
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 (1)
| Publication Number | Publication Date |
|---|---|
| DE102004052584A1 true DE102004052584A1 (de) | 2006-01-12 |
Family
ID=34839076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE200410052584 Withdrawn DE102004052584A1 (de) | 2004-06-18 | 2004-10-29 | Elektronisch gesteuerter Gegendruckregler |
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 (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9435773B2 (en) | 2009-06-03 | 2016-09-06 | Agilent Technologies, Inc. | Sample injector with metering device balancing pressure differences in an intermediate valve state |
| US10386342B2 (en) | 2008-01-25 | 2019-08-20 | Dionex Softron Gmbh | Sample injector for liquid chromatography, particularly for high performance liquid chromatography |
| US10473631B2 (en) | 2015-06-25 | 2019-11-12 | Dionex Softron Gmbh | Sampler for liquid chromatography |
| US10641746B2 (en) | 2016-05-30 | 2020-05-05 | Agilent Technologies, Inc. | Sample injection with fluidic connection between fluid drive unit and sample accommodation volume |
| US11275062B2 (en) | 2016-05-30 | 2022-03-15 | Agilent Technologies, Inc | Sample injection with fluidic connection between fluid drive unit and sample accommodation volume |
Families Citing this family (20)
| 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 |
| 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 |
| 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 |
| WO2012100044A1 (en) * | 2011-01-19 | 2012-07-26 | Saudi Arabian Oil Company | Wellhead hips with automatic testing and self-diagnostics |
| EP2684040B1 (en) * | 2011-03-11 | 2020-04-22 | 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 |
| 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 |
| 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 |
| WO2015171821A1 (en) * | 2014-05-06 | 2015-11-12 | The Regents Of The University Of California | Tracer gas airflow measurement system with high turndown ratio |
| 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 |
| US20250052731A1 (en) * | 2023-08-11 | 2025-02-13 | Agilent Technologies, Inc. | Methods and systems for estimating gas supply pressure |
Family Cites Families (14)
| 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 |
| EP0438184B1 (en) | 1987-01-17 | 1994-10-05 | Jasco Corporation | Apparatus for effecting extraction |
| 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 |
-
2004
- 2004-06-18 US US10/871,930 patent/US7258132B2/en not_active Expired - Lifetime
- 2004-10-26 CN CNB2004100809883A patent/CN100399023C/zh not_active Expired - Lifetime
- 2004-10-29 DE DE200410052584 patent/DE102004052584A1/de not_active Withdrawn
-
2005
- 2005-05-20 GB GB0510380A patent/GB2415267B/en not_active Expired - Fee Related
- 2005-06-16 JP JP2005175861A patent/JP4719516B2/ja not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10386342B2 (en) | 2008-01-25 | 2019-08-20 | Dionex Softron Gmbh | Sample injector for liquid chromatography, particularly for high performance liquid chromatography |
| US11156589B2 (en) | 2008-01-25 | 2021-10-26 | Dionex Softron Gmbh | Sample injector for liquid chromatography, particularly for high performance liquid chromatography |
| US12372500B2 (en) | 2008-01-25 | 2025-07-29 | Dionex Softron Gmbh | Sample injector for liquid chromatography, particularly for high performance liquid chromatography |
| US11802854B2 (en) | 2008-01-25 | 2023-10-31 | Dionex Softron Gmbh | Sample injector for liquid chromatography, particularly for high performance liquid chromatography |
| US9435773B2 (en) | 2009-06-03 | 2016-09-06 | Agilent Technologies, Inc. | Sample injector with metering device balancing pressure differences in an intermediate valve state |
| US11519884B2 (en) | 2009-06-03 | 2022-12-06 | Agilent Technologies, Inc. | Sample injector with metering device balancing pressure differences in an intermediate valve state |
| US11867669B2 (en) | 2015-06-25 | 2024-01-09 | Dionex Softron Gmbh | Sampler for liquid chromatography |
| US10473631B2 (en) | 2015-06-25 | 2019-11-12 | Dionex Softron Gmbh | Sampler for liquid chromatography |
| US11307178B2 (en) | 2015-06-25 | 2022-04-19 | Dionex Softron Gmbh | Sampler for liquid chromatography |
| US10641746B2 (en) | 2016-05-30 | 2020-05-05 | Agilent Technologies, Inc. | Sample injection with fluidic connection between fluid drive unit and sample accommodation volume |
| US11835495B2 (en) | 2016-05-30 | 2023-12-05 | Agilent Technologies, Inc. | Sample injection with fluidic connection between fluid drive unit and sample accommodation volume |
| US12235248B2 (en) | 2016-05-30 | 2025-02-25 | Agilent Technologies, Inc. | Sample injection with fluidic connection between fluid drive unit and sample accommodation volume |
| US11275062B2 (en) | 2016-05-30 | 2022-03-15 | Agilent Technologies, Inc | Sample injection with fluidic connection between fluid drive unit and sample accommodation volume |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100399023C (zh) | 2008-07-02 |
| JP4719516B2 (ja) | 2011-07-06 |
| JP2006003360A (ja) | 2006-01-05 |
| US20050279408A1 (en) | 2005-12-22 |
| GB2415267A (en) | 2005-12-21 |
| US7258132B2 (en) | 2007-08-21 |
| GB2415267B (en) | 2008-04-09 |
| GB0510380D0 (en) | 2005-06-29 |
| CN1710422A (zh) | 2005-12-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8127 | New person/name/address of the applicant |
Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US |
|
| R082 | Change of representative |
Representative=s name: GRUENECKER, KINKELDEY, STOCKMAIR & SCHWANHAEUS, DE Representative=s name: GRUENECKER PATENT- UND RECHTSANWAELTE PARTG MB, DE Representative=s name: GRUENECKER, KINKELDEY, STOCKMAIR & SCHWANHAEUSSER, |
|
| R016 | Response to examination communication | ||
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |