GB2376072B - Digital ultrasonic monitoring system and method - Google Patents

Digital ultrasonic monitoring system and method

Info

Publication number
GB2376072B
GB2376072B GB0220374A GB0220374A GB2376072B GB 2376072 B GB2376072 B GB 2376072B GB 0220374 A GB0220374 A GB 0220374A GB 0220374 A GB0220374 A GB 0220374A GB 2376072 B GB2376072 B GB 2376072B
Authority
GB
United Kingdom
Prior art keywords
monitoring system
ultrasonic monitoring
digital ultrasonic
digital
ultrasonic
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
Application number
GB0220374A
Other versions
GB0220374D0 (en
GB2376072A (en
Inventor
William S Johnson
Kenneth R Piety
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.)
CSI Technology Inc
Original Assignee
CSI Technology 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 CSI Technology Inc filed Critical CSI Technology Inc
Priority claimed from GB0102352A external-priority patent/GB2355795B/en
Publication of GB0220374D0 publication Critical patent/GB0220374D0/en
Publication of GB2376072A publication Critical patent/GB2376072A/en
Application granted granted Critical
Publication of GB2376072B publication Critical patent/GB2376072B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01M3/04—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
    • G01M3/243—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 for pipes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/005—Testing or calibrating of detectors covered by the subgroups of G01H3/00
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
GB0220374A 1998-05-04 1999-04-30 Digital ultrasonic monitoring system and method Expired - Fee Related GB2376072B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7556098A 1998-05-04 1998-05-04
GB0102352A GB2355795B (en) 1998-05-04 1999-04-30 Route based ultrasonic monitoring system

Publications (3)

Publication Number Publication Date
GB0220374D0 GB0220374D0 (en) 2002-10-09
GB2376072A GB2376072A (en) 2002-12-04
GB2376072B true GB2376072B (en) 2003-02-12

Family

ID=26245649

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0220371A Expired - Fee Related GB2375607B (en) 1998-05-04 1999-04-30 Digital ultrasonic monitoring system and method
GB0220374A Expired - Fee Related GB2376072B (en) 1998-05-04 1999-04-30 Digital ultrasonic monitoring system and method

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0220371A Expired - Fee Related GB2375607B (en) 1998-05-04 1999-04-30 Digital ultrasonic monitoring system and method

Country Status (1)

Country Link
GB (2) GB2375607B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7711500B1 (en) 2008-10-24 2010-05-04 General Electric Company Pressure relief valve monitoring
CN106033020A (en) * 2015-03-13 2016-10-19 中国航空工业集团公司西安飞机设计研究所 Device and method for detecting air tightness of airplane structure under non-supercharged state
US10775260B2 (en) 2018-09-26 2020-09-15 Honeywell International Inc. Focused mode detection for an ultrasonic leak detection device

Also Published As

Publication number Publication date
GB0220374D0 (en) 2002-10-09
GB2376072A (en) 2002-12-04
GB2375607B (en) 2003-02-12
GB2375607A (en) 2002-11-20
GB0220371D0 (en) 2002-10-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030512