SG72646A1 - Method and system for assessing the operating condition of a pressure regulator in a corrosive gas distribution system - Google Patents

Method and system for assessing the operating condition of a pressure regulator in a corrosive gas distribution system

Info

Publication number
SG72646A1
SG72646A1 SG1996006155A SG1996006155A SG72646A1 SG 72646 A1 SG72646 A1 SG 72646A1 SG 1996006155 A SG1996006155 A SG 1996006155A SG 1996006155 A SG1996006155 A SG 1996006155A SG 72646 A1 SG72646 A1 SG 72646A1
Authority
SG
Singapore
Prior art keywords
assessing
operating condition
pressure regulator
gas distribution
corrosive gas
Prior art date
Application number
SG1996006155A
Other languages
English (en)
Inventor
A Nimal Liyanage
Kazuo Yokogi
Jean-Maria Freidt
Original Assignee
Air Liquide
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 Air Liquide filed Critical Air Liquide
Publication of SG72646A1 publication Critical patent/SG72646A1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2876—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00—Pipe-line systems
    • F17D1/02—Pipe-line systems for gases or vapours
    • F17D1/04—Pipe-line systems for gases or vapours for distribution of gas

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pipeline Systems (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Control Of Fluid Pressure (AREA)
SG1996006155A 1995-02-24 1996-02-24 Method and system for assessing the operating condition of a pressure regulator in a corrosive gas distribution system SG72646A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/393,684 US5677480A (en) 1995-02-24 1995-02-24 Method and system for assessing the operating condition of a pressure regulator in a corrosive gas distribution system

Publications (1)

Publication Number Publication Date
SG72646A1 true SG72646A1 (en) 2000-05-23

Family

ID=23555806

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996006155A SG72646A1 (en) 1995-02-24 1996-02-24 Method and system for assessing the operating condition of a pressure regulator in a corrosive gas distribution system

Country Status (8)

Country Link
US (1) US5677480A (ja)
EP (1) EP0729020A3 (ja)
JP (1) JPH0926100A (ja)
KR (1) KR960031876A (ja)
CN (1) CN1143747A (ja)
CA (1) CA2170306A1 (ja)
SG (1) SG72646A1 (ja)
TW (1) TW330232B (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6179854B1 (en) * 1995-05-22 2001-01-30 General Surgical Innovations, Inc. Apparatus and method for dissecting and retracting elongate structures
US5894742A (en) * 1997-09-16 1999-04-20 L'air Liquide, Societe Anonyme Pour L'etude Et, L'exploitation Des Procedes Georges Claude Methods and systems for delivering an ultra-pure gas to a point of use
US6053147A (en) * 1998-03-02 2000-04-25 Cummins Engine Company, Inc. Apparatus and method for diagnosing erratic pressure sensor operation in a fuel system of an internal combustion engine
US6302139B1 (en) * 1999-07-16 2001-10-16 Advanced Technology Materials, Inc. Auto-switching gas delivery system utilizing sub-atmospheric pressure gas supply vessels
US6293251B1 (en) 1999-07-20 2001-09-25 Cummins Engine, Inc. Apparatus and method for diagnosing erratic pressure sensor operation in a fuel system of an internal combustion engine
US7024918B2 (en) * 2004-02-19 2006-04-11 General Electric Company Apparatus and methods for dynamically pressure testing an article
CN101446382B (zh) * 2007-11-28 2013-06-19 上海创洁科技有限公司 特殊气体供应和分配设备
DE102009054959B4 (de) * 2009-12-18 2022-08-25 Robert Bosch Gmbh Verfahren zur Fehlererkennung in einem Steuergerät
US10655569B2 (en) 2017-08-24 2020-05-19 Hamilton Sundstrand Corporation Leakage prevention systems and methods
US11402247B2 (en) 2020-11-02 2022-08-02 Honeywell International Inc. Gas meter system and method for diagnosing grid pressure from pressure regulator
US11815388B2 (en) * 2020-12-01 2023-11-14 Honeywell International Inc. Method and system for timely detecting gas pressure irregularities using a gas meter in a power efficient manner

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4587619A (en) * 1981-12-14 1986-05-06 Scans Associates, Inc. Method and apparatus for electronic leak testing
US4430886A (en) * 1982-01-15 1984-02-14 Nordson Corporation Method and apparatus for sensing clogged nozzle
JPS5992324A (ja) * 1982-11-19 1984-05-28 Hitachi Ltd ガス漏れ検出装置
US4523452A (en) * 1984-04-23 1985-06-18 Semyon Brayman Method of measuring leak rates
GB2164453B (en) * 1984-09-10 1989-05-24 Trace Societe De Traitement Au Apparatus for leak testing at least one wall portion and/or a volume delimited by said wall portion
JPH0670478B2 (ja) * 1986-03-14 1994-09-07 大阪瓦斯株式会社 ガス遮断弁装置
US4715214A (en) * 1986-10-03 1987-12-29 S. Himmelstein And Company Leak tester
US4942758A (en) * 1986-12-04 1990-07-24 Cofield Dennis H High speed leak tester
US4879912A (en) * 1988-03-08 1989-11-14 J. M. Huber Corporation Unitized instrument manifold
US4915613A (en) * 1989-01-25 1990-04-10 Honeywell Inc. Method and apparatus for monitoring pressure sensors
DE4026574C2 (de) * 1989-08-24 1997-04-30 Smc Corp Verfahren und Vorrichtung zur Vorhersage eines Fehlverhaltens in einem Fluiddrucksystem
US5113705A (en) * 1990-12-21 1992-05-19 Siemens Automotive L.P. Functional testing of solenoid valves in air
EP0500064B1 (en) * 1991-02-22 1996-11-06 Smc Kabushiki Kaisha Method of processing vacuum pressure information in a vacuum unit to provide a failure precognition signal
US5412978A (en) * 1993-06-22 1995-05-09 Phase 1 Instruments, Inc. Leak detection system
JP3250351B2 (ja) * 1993-12-28 2002-01-28 日産自動車株式会社 蒸発燃料処理装置の故障診断装置
US5493902A (en) * 1994-03-02 1996-02-27 Ford Motor Company On-board detection of pressure regulator malfunction
US5438841A (en) * 1994-06-15 1995-08-08 Carrier Corporation Pre-trip system for a controlled atmosphere system for a refrigerated container

Also Published As

Publication number Publication date
CN1143747A (zh) 1997-02-26
CA2170306A1 (en) 1996-08-25
TW330232B (en) 1998-04-21
KR960031876A (ko) 1996-09-17
EP0729020A3 (en) 1998-08-19
JPH0926100A (ja) 1997-01-28
US5677480A (en) 1997-10-14
EP0729020A2 (en) 1996-08-28

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