SG11201502179QA - Leakage detector, leakage detection method, and pipe network monitoring apparatus - Google Patents

Leakage detector, leakage detection method, and pipe network monitoring apparatus

Info

Publication number
SG11201502179QA
SG11201502179QA SG11201502179QA SG11201502179QA SG11201502179QA SG 11201502179Q A SG11201502179Q A SG 11201502179QA SG 11201502179Q A SG11201502179Q A SG 11201502179QA SG 11201502179Q A SG11201502179Q A SG 11201502179QA SG 11201502179Q A SG11201502179Q A SG 11201502179QA
Authority
SG
Singapore
Prior art keywords
leakage
detection method
monitoring apparatus
pipe network
network monitoring
Prior art date
Application number
SG11201502179QA
Inventor
Hiroaki Kondou
Original Assignee
Sekisui Chemical Co 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
Priority claimed from JP2013041449A external-priority patent/JP5873453B2/en
Priority claimed from JP2013099949A external-priority patent/JP6134198B2/en
Priority claimed from JP2013099943A external-priority patent/JP5810127B2/en
Application filed by Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Publication of SG11201502179QA publication Critical patent/SG11201502179QA/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
    • G01M3/04—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/0006—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances
    • G01P13/0073—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using vibrations generated by the fluid

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Examining Or Testing Airtightness (AREA)
SG11201502179QA 2012-09-24 2013-09-20 Leakage detector, leakage detection method, and pipe network monitoring apparatus SG11201502179QA (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2012209316 2012-09-24
JP2013041449A JP5873453B2 (en) 2012-09-24 2013-03-04 Leak detector
JP2013099949A JP6134198B2 (en) 2013-05-10 2013-05-10 Piezoelectric vibration sensor and leak detection method using the same
JP2013099943A JP5810127B2 (en) 2013-05-10 2013-05-10 Piezoelectric vibration sensor
PCT/JP2013/075464 WO2014046237A1 (en) 2012-09-24 2013-09-20 Leakage detector, leakage detection method, and pipe network monitoring apparatus

Publications (1)

Publication Number Publication Date
SG11201502179QA true SG11201502179QA (en) 2015-05-28

Family

ID=52990664

Family Applications (2)

Application Number Title Priority Date Filing Date
SG11201502179QA SG11201502179QA (en) 2012-09-24 2013-09-20 Leakage detector, leakage detection method, and pipe network monitoring apparatus
SG10201608433QA SG10201608433QA (en) 2012-09-24 2013-09-20 Leakage detector, leakage detection method, and pipe network monitoring apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG10201608433QA SG10201608433QA (en) 2012-09-24 2013-09-20 Leakage detector, leakage detection method, and pipe network monitoring apparatus

Country Status (7)

Country Link
US (1) US10168243B2 (en)
EP (1) EP2899526B1 (en)
KR (1) KR20150056784A (en)
CN (1) CN105247335A (en)
AU (1) AU2013318975B2 (en)
SG (2) SG11201502179QA (en)
WO (1) WO2014046237A1 (en)

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Also Published As

Publication number Publication date
SG10201608433QA (en) 2016-12-29
WO2014046237A1 (en) 2014-03-27
EP2899526A1 (en) 2015-07-29
EP2899526B1 (en) 2019-03-20
AU2013318975A1 (en) 2015-04-09
KR20150056784A (en) 2015-05-27
US20150247777A1 (en) 2015-09-03
AU2013318975B2 (en) 2017-02-02
US10168243B2 (en) 2019-01-01
EP2899526A4 (en) 2016-06-15
CN105247335A (en) 2016-01-13

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