ATE249000T1 - Verfahren und gerät zur online-leckageüberwachung von notabschaltventilen oder anderen ventilen - Google Patents

Verfahren und gerät zur online-leckageüberwachung von notabschaltventilen oder anderen ventilen

Info

Publication number
ATE249000T1
ATE249000T1 AT98931431T AT98931431T ATE249000T1 AT E249000 T1 ATE249000 T1 AT E249000T1 AT 98931431 T AT98931431 T AT 98931431T AT 98931431 T AT98931431 T AT 98931431T AT E249000 T1 ATE249000 T1 AT E249000T1
Authority
AT
Austria
Prior art keywords
fluid
upstream
function
downstream
inner cavity
Prior art date
Application number
AT98931431T
Other languages
English (en)
Inventor
Robert L Leon
David Q Heagerty
Original Assignee
Crane Nuclear Inc
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 Crane Nuclear Inc filed Critical Crane Nuclear Inc
Application granted granted Critical
Publication of ATE249000T1 publication Critical patent/ATE249000T1/de

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
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/005—Electrical or magnetic means for measuring fluid parameters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • 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
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic or ultrasonic vibrations

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipeline Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Near-Field Transmission Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
AT98931431T 1997-06-26 1998-06-18 Verfahren und gerät zur online-leckageüberwachung von notabschaltventilen oder anderen ventilen ATE249000T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5572897P 1997-06-26 1997-06-26
US6059097P 1997-10-01 1997-10-01
PCT/US1998/012868 WO1999000619A1 (en) 1997-06-26 1998-06-18 Method and apparatus for on-line detection of leaky emergency shut down or other valves

Publications (1)

Publication Number Publication Date
ATE249000T1 true ATE249000T1 (de) 2003-09-15

Family

ID=26734566

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98931431T ATE249000T1 (de) 1997-06-26 1998-06-18 Verfahren und gerät zur online-leckageüberwachung von notabschaltventilen oder anderen ventilen

Country Status (7)

Country Link
US (2) US6128946A (de)
EP (1) EP0991888B1 (de)
AT (1) ATE249000T1 (de)
AU (1) AU8156798A (de)
DE (1) DE69817821D1 (de)
NO (2) NO320881B1 (de)
WO (1) WO1999000619A1 (de)

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Also Published As

Publication number Publication date
US6134949A (en) 2000-10-24
NO320881B1 (no) 2006-02-06
WO1999000619A1 (en) 1999-01-07
US6128946A (en) 2000-10-10
DE69817821D1 (de) 2003-10-09
EP0991888B1 (de) 2003-09-03
EP0991888A4 (de) 2001-04-18
NO996403L (no) 2000-02-25
EP0991888A1 (de) 2000-04-12
NO20055161L (no) 2000-02-25
NO996403D0 (no) 1999-12-22
NO335721B1 (no) 2015-02-02
AU8156798A (en) 1999-01-19

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