DE602006020770D1 - Vorrichtung zur erfassung einer entzündbaren atmosphäre in einem verdichter, insbesondere einer vakuumpumpe - Google Patents

Vorrichtung zur erfassung einer entzündbaren atmosphäre in einem verdichter, insbesondere einer vakuumpumpe

Info

Publication number
DE602006020770D1
DE602006020770D1 DE602006020770T DE602006020770T DE602006020770D1 DE 602006020770 D1 DE602006020770 D1 DE 602006020770D1 DE 602006020770 T DE602006020770 T DE 602006020770T DE 602006020770 T DE602006020770 T DE 602006020770T DE 602006020770 D1 DE602006020770 D1 DE 602006020770D1
Authority
DE
Germany
Prior art keywords
compressor
detecting
test chamber
vacuum pump
flammable atmosphere
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.)
Active
Application number
DE602006020770T
Other languages
English (en)
Inventor
Clive Marcus Lloyd Tunna
Donovan Collins
Roland Gregor Paul Kusay
Richard Wakefield
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.)
Edwards Ltd
Original Assignee
Edwards Ltd
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 Edwards Ltd filed Critical Edwards Ltd
Publication of DE602006020770D1 publication Critical patent/DE602006020770D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/10—Other safety measures
    • 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
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
    • 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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/28—Safety arrangements; Monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/168—Pumps specially adapted to produce a vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0292—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
    • G01N25/22—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures
    • G01N25/28—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/42—Conditions at the inlet of a pump or machine
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/70—Safety, emergency conditions or requirements
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/86—Detection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/50—Investigating or analyzing materials by the use of thermal means by investigating flash-point; by investigating explosibility

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Compressor (AREA)
DE602006020770T 2005-12-15 2006-11-09 Vorrichtung zur erfassung einer entzündbaren atmosphäre in einem verdichter, insbesondere einer vakuumpumpe Active DE602006020770D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0525517.9A GB0525517D0 (en) 2005-12-15 2005-12-15 Apparatus for detecting a flammable atmosphere
GBGB0604154.5A GB0604154D0 (en) 2005-12-15 2006-03-02 Apparatus for detecting a flammable atmosphere
PCT/GB2006/050377 WO2007068969A1 (en) 2005-12-15 2006-11-09 Apparatus for detecting a flammable atmosphere within a compressor, in particular avacum pump

Publications (1)

Publication Number Publication Date
DE602006020770D1 true DE602006020770D1 (de) 2011-04-28

Family

ID=35736165

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006020770T Active DE602006020770D1 (de) 2005-12-15 2006-11-09 Vorrichtung zur erfassung einer entzündbaren atmosphäre in einem verdichter, insbesondere einer vakuumpumpe

Country Status (8)

Country Link
US (1) US8333573B2 (de)
EP (1) EP1960668B1 (de)
CN (1) CN101341336B (de)
AT (1) ATE502211T1 (de)
DE (1) DE602006020770D1 (de)
GB (2) GB0525517D0 (de)
MY (1) MY151421A (de)
WO (1) WO2007068969A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5574250B2 (ja) * 2009-08-24 2014-08-20 パーティクル・メージャーリング・システムズ・インコーポレーテッド 流量がモニタリングされる粒子センサ
US10513985B2 (en) * 2016-10-25 2019-12-24 Pratt & Whitney Canada Corp. Fire mitigation system for gas turbine engine
CN107037081B (zh) * 2017-03-30 2020-05-22 中国航空工业集团公司西安飞机设计研究所 一种燃油箱点火源验证试验方法
GB2561899B (en) * 2017-04-28 2020-11-04 Edwards Ltd Vacuum pumping system
DE102019101769A1 (de) * 2019-01-24 2020-07-30 Man Energy Solutions Se System und Verfahren zum Evakuieren eines Prozessraums
CN111255723B (zh) * 2020-01-17 2022-02-08 广州特种机电设备检测研究院 一种防爆风机防爆性能的试验系统和方法
FR3112177B1 (fr) * 2020-07-09 2022-07-08 Pfeiffer Vacuum Ligne de vide et procédé de contrôle d’une ligne de vide
FR3112086B1 (fr) * 2020-07-09 2022-07-08 Pfeiffer Vacuum Dispositif de traitement des gaz et ligne de vide
US11828175B2 (en) 2021-07-08 2023-11-28 Saudi Arabian Oil Company Systems and methods for measuring phase flow rates of a multiphase production fluid

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB692712A (en) 1950-04-18 1953-06-10 North Thames Gas Board Method of and apparatus for testing combustible gas
US3978877A (en) * 1974-09-03 1976-09-07 Halliburton Company Method and apparatus for monitoring and controlling the composition of flammable gas mixtures
US4140004A (en) 1977-11-09 1979-02-20 Stauffer Chemical Company Apparatus for determining the explosion limits of a flammable gas
GB2013884B (en) 1978-02-07 1982-11-03 Mather & Platt Ltd Method and apparatus for detecting gases
DE2902125A1 (de) * 1978-02-07 1979-08-09 Mather & Platt Ltd Verfahren und einrichtung zur ermittlung der anwesenheit von gasen oder daempfen in luft oder anderen gasfoermigen medien
IT1140294B (it) 1981-11-24 1986-09-24 Stazione Sperimentale Per I Co Apparecchiatura per verificare la pericolosita' potenziale di una miscela gassosa costituita da gas e/o vapori
FR2634829B1 (fr) * 1988-07-27 1990-09-14 Cit Alcatel Pompe a vide
US5591019A (en) * 1996-02-28 1997-01-07 Delaware Capital Formation, Inc. Vapor recovery pump
US6623976B1 (en) * 1996-10-22 2003-09-23 Orbsphere Laboratories Neuchatel Sa Combustibility monitor and monitoring method
US6715338B1 (en) * 1998-08-28 2004-04-06 Taiwan Semiconductor Manufacturing Co., Ltd Apparatus and method for detecting flammable gas in a gas mixture
CN2466646Y (zh) * 2001-02-27 2001-12-19 东北大学 高温可燃蒸气爆炸性测试装置
DE10156179A1 (de) * 2001-11-15 2003-05-28 Leybold Vakuum Gmbh Kühlung einer Schraubenvakuumpumpe
GB0223769D0 (en) * 2002-10-14 2002-11-20 Boc Group Plc A pump
US7062952B2 (en) * 2003-05-21 2006-06-20 General Electric Company Combustible gas detector having flow-through sensor container and method for measuring such gases

Also Published As

Publication number Publication date
US8333573B2 (en) 2012-12-18
CN101341336A (zh) 2009-01-07
GB0604154D0 (en) 2006-04-12
WO2007068969A1 (en) 2007-06-21
MY151421A (en) 2014-05-30
GB0525517D0 (en) 2006-01-25
EP1960668B1 (de) 2011-03-16
ATE502211T1 (de) 2011-04-15
EP1960668A1 (de) 2008-08-27
CN101341336B (zh) 2013-09-25
US20100229626A1 (en) 2010-09-16

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