JPWO2015145972A1 - 欠陥分析装置、欠陥分析方法および欠陥分析プログラム - Google Patents

欠陥分析装置、欠陥分析方法および欠陥分析プログラム Download PDF

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Publication number
JPWO2015145972A1
JPWO2015145972A1 JP2016509944A JP2016509944A JPWO2015145972A1 JP WO2015145972 A1 JPWO2015145972 A1 JP WO2015145972A1 JP 2016509944 A JP2016509944 A JP 2016509944A JP 2016509944 A JP2016509944 A JP 2016509944A JP WO2015145972 A1 JPWO2015145972 A1 JP WO2015145972A1
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Japan
Prior art keywords
vibration
frequency band
disturbance
pipe
fluid
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Pending
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JP2016509944A
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English (en)
Japanese (ja)
Inventor
慎 冨永
慎 冨永
尚武 高橋
尚武 高橋
純一郎 又賀
純一郎 又賀
裕文 井上
裕文 井上
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NEC Corp
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NEC Corp
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Publication date
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Publication of JPWO2015145972A1 publication Critical patent/JPWO2015145972A1/ja
Pending legal-status Critical Current

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    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
JP2016509944A 2014-03-26 2015-02-26 欠陥分析装置、欠陥分析方法および欠陥分析プログラム Pending JPWO2015145972A1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014062964 2014-03-26
JP2014062964 2014-03-26
PCT/JP2015/000979 WO2015145972A1 (fr) 2014-03-26 2015-02-26 Dispositif d'analyse d'anomalies, procédé d'analyse d'anomalies et support d'informations

Publications (1)

Publication Number Publication Date
JPWO2015145972A1 true JPWO2015145972A1 (ja) 2017-04-13

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JP2016509944A Pending JPWO2015145972A1 (ja) 2014-03-26 2015-02-26 欠陥分析装置、欠陥分析方法および欠陥分析プログラム

Country Status (2)

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JP (1) JPWO2015145972A1 (fr)
WO (1) WO2015145972A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024090656A1 (fr) * 2022-10-26 2024-05-02 주식회사 모빅랩 Dispositif de détection de signal anormal utilisant un double capteur d'onde acoustique

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018184089A1 (fr) 2017-04-05 2018-10-11 Tenova Goodfellow Inc. Procédé et appareil de détection acoustique de fuites de fluide

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54146685A (en) * 1978-05-09 1979-11-16 Doryokuro Kakunenryo Method of detecting leakage while removing ambient noises
JPS6472025A (en) * 1987-09-14 1989-03-16 Nippon Atomic Ind Group Co Vapor leak monitoring device
JPH05296824A (ja) * 1992-04-24 1993-11-12 Toshiba Corp 管流路の状態監視装置
JP4306409B2 (ja) * 2003-10-31 2009-08-05 Ｊｆｅスチール株式会社 配管の漏洩位置検知方法および装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024090656A1 (fr) * 2022-10-26 2024-05-02 주식회사 모빅랩 Dispositif de détection de signal anormal utilisant un double capteur d'onde acoustique

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Publication number Publication date
WO2015145972A1 (fr) 2015-10-01

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