CN100460685C - 泄漏检测系统和用于真空泵送泄漏检测器的方法 - Google Patents
泄漏检测系统和用于真空泵送泄漏检测器的方法 Download PDFInfo
- Publication number
- CN100460685C CN100460685C CNB2005100817225A CN200510081722A CN100460685C CN 100460685 C CN100460685 C CN 100460685C CN B2005100817225 A CNB2005100817225 A CN B2005100817225A CN 200510081722 A CN200510081722 A CN 200510081722A CN 100460685 C CN100460685 C CN 100460685C
- Authority
- CN
- China
- Prior art keywords
- vacuum pump
- order
- level
- compression ratio
- pump
- 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 - Fee Related
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 38
- 239000001307 helium Substances 0.000 claims description 44
- 229910052734 helium Inorganic materials 0.000 claims description 44
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 44
- 230000006835 compression Effects 0.000 claims description 40
- 238000007906 compression Methods 0.000 claims description 40
- 239000007789 gas Substances 0.000 claims description 29
- 238000001514 detection method Methods 0.000 claims description 25
- 238000001819 mass spectrum Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Rotary Pumps (AREA)
- Examining Or Testing Airtightness (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Reciprocating Pumps (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Compressor (AREA)
Abstract
Description
Claims (16)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/845,991 | 2004-05-14 | ||
US10/845,991 US7189066B2 (en) | 2004-05-14 | 2004-05-14 | Light gas vacuum pumping system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1707102A CN1707102A (zh) | 2005-12-14 |
CN100460685C true CN100460685C (zh) | 2009-02-11 |
Family
ID=34936481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100817225A Expired - Fee Related CN100460685C (zh) | 2004-05-14 | 2005-05-11 | 泄漏检测系统和用于真空泵送泄漏检测器的方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7189066B2 (zh) |
EP (1) | EP1596066B1 (zh) |
JP (1) | JP2005330967A (zh) |
CN (1) | CN100460685C (zh) |
HK (1) | HK1084562A1 (zh) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8251678B2 (en) * | 2006-01-31 | 2012-08-28 | Ebara Corporation | Vacuum pump unit |
JP2008088880A (ja) * | 2006-09-29 | 2008-04-17 | Anest Iwata Corp | 真空排気装置 |
DE202009003980U1 (de) * | 2009-03-24 | 2010-08-19 | Vacuubrand Gmbh + Co Kg | Vakuumpumpe |
EP2458218A1 (en) * | 2010-11-30 | 2012-05-30 | Converteam Technology Ltd | A system for maintaining a high vacuum |
CN102654117B (zh) * | 2011-03-04 | 2014-10-22 | 中国科学院沈阳科学仪器研制中心有限公司 | 一种真空泵用排气装置 |
AU2012261016B2 (en) * | 2011-05-20 | 2017-06-01 | 2228146 Alberta Inc. | Pump |
US8806919B2 (en) * | 2011-07-29 | 2014-08-19 | Vacuum Technology Inc. | Leak detection apparatus and method |
DE202012012359U1 (de) * | 2012-12-22 | 2014-03-24 | Oerlikon Leybold Vacuum Gmbh | Pumpstand zum Pumpen leichter Gase |
DE102013218506A1 (de) * | 2013-09-16 | 2015-03-19 | Inficon Gmbh | Schnüffellecksucher mit mehrstufiger Membranpumpe |
DE102013219464A1 (de) * | 2013-09-26 | 2015-03-26 | Inficon Gmbh | Evakuierung einer Folienkammer |
CN104632629A (zh) * | 2013-11-13 | 2015-05-20 | 中国科学院沈阳科学仪器股份有限公司 | 用于高效抽除小分子量气体的真空系统 |
WO2015182699A1 (ja) * | 2014-05-30 | 2015-12-03 | 株式会社 荏原製作所 | 真空排気システム |
CN104791223A (zh) * | 2015-03-23 | 2015-07-22 | 苏州固基电子科技有限公司 | 一种具有管道泄露检测功能的气阀 |
US9982666B2 (en) | 2015-05-29 | 2018-05-29 | Agilient Technologies, Inc. | Vacuum pump system including scroll pump and secondary pumping mechanism |
US10094381B2 (en) * | 2015-06-05 | 2018-10-09 | Agilent Technologies, Inc. | Vacuum pump system with light gas pumping and leak detection apparatus comprising the same |
DE102015215982B4 (de) * | 2015-08-21 | 2017-03-16 | Magna Powertrain Bad Homburg GmbH | Pumpe sowie System zur Versorgung eines Verbrauchers |
TWI630359B (zh) * | 2016-04-13 | 2018-07-21 | 復盛股份有限公司 | 壓縮設備 |
CN105865724A (zh) * | 2016-04-18 | 2016-08-17 | 浙江优机机械科技有限公司 | 一种紧松与增泄同步智能阀门试验台及检测方法 |
CN106762641A (zh) * | 2016-11-28 | 2017-05-31 | 陈琼 | 一种真空联合机组 |
GB2558626A (en) * | 2017-01-11 | 2018-07-18 | Edwards Ltd | A multiple stage vacuum pump and pump configuring method |
CN108533494B (zh) * | 2018-06-19 | 2024-02-20 | 浙江维朋制冷设备有限公司 | 一种真空泵 |
US11872424B2 (en) * | 2019-10-04 | 2024-01-16 | Hamilton Sundstrand Corporation | Process water gas management of electrolyzer system with membrane |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4735084A (en) * | 1985-10-01 | 1988-04-05 | Varian Associates, Inc. | Method and apparatus for gross leak detection |
US5708194A (en) * | 1994-03-24 | 1998-01-13 | Leybold Aktiengesellschaft | Test gas leak detector |
US5709537A (en) * | 1992-09-03 | 1998-01-20 | Matsushita Electric Industrial Co., Ltd. | Evacuating apparatus |
US5961297A (en) * | 1995-02-28 | 1999-10-05 | Iwata Air Compressor Mfg. Co., Ltd. | Oil-free two stage scroll vacuum pump and method for controlling the same pump |
JP2001207984A (ja) * | 1999-11-17 | 2001-08-03 | Teijin Seiki Co Ltd | 真空排気装置 |
US6644931B2 (en) * | 2001-03-19 | 2003-11-11 | Alcatel | System for pumping low thermal conductivity gases |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4499752A (en) * | 1983-06-22 | 1985-02-19 | Varian Associates, Inc. | Counterflow leak detector with cold trap |
DE4140366A1 (de) * | 1991-12-07 | 1993-06-09 | Leybold Ag, 6450 Hanau, De | Lecksucher fuer vakuumanlagen sowie verfahren zur durchfuehrung der lecksuche an vakuumanlagen |
DE4408877A1 (de) * | 1994-03-16 | 1995-09-21 | Leybold Ag | Testgaslecksucher |
US5542828A (en) * | 1994-11-17 | 1996-08-06 | Grenci; Charles A. | Light-gas-isolation, oil-free, scroll vaccum-pump system |
US5616015A (en) * | 1995-06-07 | 1997-04-01 | Varian Associates, Inc. | High displacement rate, scroll-type, fluid handling apparatus |
DE19638506A1 (de) * | 1996-09-20 | 1998-03-26 | Leybold Vakuum Gmbh | Verfahren zur Untersuchung einer Mehrzahl ähnlicher Prüflinge auf Lecks sowie für die Durchführung dieses Verfahrens geeigneter Lecksucher |
US20040173312A1 (en) | 2001-09-06 | 2004-09-09 | Kouji Shibayama | Vacuum exhaust apparatus and drive method of vacuum apparatus |
-
2004
- 2004-05-14 US US10/845,991 patent/US7189066B2/en not_active Expired - Lifetime
-
2005
- 2005-05-11 CN CNB2005100817225A patent/CN100460685C/zh not_active Expired - Fee Related
- 2005-05-13 JP JP2005141438A patent/JP2005330967A/ja active Pending
- 2005-05-13 EP EP05010427A patent/EP1596066B1/en not_active Not-in-force
-
2006
- 2006-03-09 HK HK06103049.9A patent/HK1084562A1/xx not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4735084A (en) * | 1985-10-01 | 1988-04-05 | Varian Associates, Inc. | Method and apparatus for gross leak detection |
US5709537A (en) * | 1992-09-03 | 1998-01-20 | Matsushita Electric Industrial Co., Ltd. | Evacuating apparatus |
US5708194A (en) * | 1994-03-24 | 1998-01-13 | Leybold Aktiengesellschaft | Test gas leak detector |
US5961297A (en) * | 1995-02-28 | 1999-10-05 | Iwata Air Compressor Mfg. Co., Ltd. | Oil-free two stage scroll vacuum pump and method for controlling the same pump |
JP2001207984A (ja) * | 1999-11-17 | 2001-08-03 | Teijin Seiki Co Ltd | 真空排気装置 |
US6644931B2 (en) * | 2001-03-19 | 2003-11-11 | Alcatel | System for pumping low thermal conductivity gases |
Also Published As
Publication number | Publication date |
---|---|
HK1084562A1 (en) | 2006-07-21 |
US7189066B2 (en) | 2007-03-13 |
EP1596066A1 (en) | 2005-11-16 |
US20050254981A1 (en) | 2005-11-17 |
JP2005330967A (ja) | 2005-12-02 |
EP1596066B1 (en) | 2011-10-19 |
CN1707102A (zh) | 2005-12-14 |
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Owner name: AGILENT TECHNOLOGIES LTD. Free format text: FORMER OWNER: VARIAN INC. Effective date: 20110613 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110613 Address after: American California Patentee after: Varian Inc. Address before: American California Patentee before: Varian Inc. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090211 Termination date: 20190511 |
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CF01 | Termination of patent right due to non-payment of annual fee |