JPS632458B2 - - Google Patents

Info

Publication number
JPS632458B2
JPS632458B2 JP12629881A JP12629881A JPS632458B2 JP S632458 B2 JPS632458 B2 JP S632458B2 JP 12629881 A JP12629881 A JP 12629881A JP 12629881 A JP12629881 A JP 12629881A JP S632458 B2 JPS632458 B2 JP S632458B2
Authority
JP
Japan
Prior art keywords
pressure
pipeline
liquid
change
rate
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
Application number
JP12629881A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5827041A (ja
Inventor
Yasuaki Nagai
Kazumi Nishino
Norio Iwasaki
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.)
HOKURIKU DENRYOKU KK
NITSUKI KK
Original Assignee
HOKURIKU DENRYOKU KK
NITSUKI KK
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 HOKURIKU DENRYOKU KK, NITSUKI KK filed Critical HOKURIKU DENRYOKU KK
Priority to JP12629881A priority Critical patent/JPS5827041A/ja
Publication of JPS5827041A publication Critical patent/JPS5827041A/ja
Publication of JPS632458B2 publication Critical patent/JPS632458B2/ja
Granted 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
    • G01M3/26—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
    • G01M3/2807—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 pipes
    • G01M3/2815—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 pipes using pressure measurements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
JP12629881A 1981-08-11 1981-08-11 パイプラインの漏洩検知方法 Granted JPS5827041A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12629881A JPS5827041A (ja) 1981-08-11 1981-08-11 パイプラインの漏洩検知方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12629881A JPS5827041A (ja) 1981-08-11 1981-08-11 パイプラインの漏洩検知方法

Publications (2)

Publication Number Publication Date
JPS5827041A JPS5827041A (ja) 1983-02-17
JPS632458B2 true JPS632458B2 (zh) 1988-01-19

Family

ID=14931737

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12629881A Granted JPS5827041A (ja) 1981-08-11 1981-08-11 パイプラインの漏洩検知方法

Country Status (1)

Country Link
JP (1) JPS5827041A (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0660330U (ja) * 1992-06-05 1994-08-23 皓年 大澤 段式移動採光栽培棚
JP2001027576A (ja) * 1999-07-13 2001-01-30 Nkk Corp パイプラインの漏洩検知方法及びその装置
WO2010134622A1 (ja) * 2009-05-22 2010-11-25 国立大学法人 熊本大学 漏洩検査方法および漏洩検査装置

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0094533B1 (de) * 1982-05-15 1986-03-12 Fried. Krupp Gesellschaft mit beschränkter Haftung Verfahren zur Leckprüfung von Rohren oder Rohrnetzen
DE3445281A1 (de) * 1984-12-12 1986-06-19 Klöckner-Humboldt-Deutz AG, 5000 Köln Verfahren und vorrichtung zur dichtigkeitspruefung zweier absperrventile in einer gasdurchstroemten leitung
JPS62251007A (ja) * 1986-04-24 1987-10-31 Kawasaki Steel Corp ロ−ルの切削加工方法及び装置
JPS6347816U (zh) * 1986-09-18 1988-03-31
JPH0811322B2 (ja) * 1987-03-23 1996-02-07 大同特殊鋼株式会社 圧延ロ−ル切削装置
US4876530A (en) * 1987-10-13 1989-10-24 The Marley Company Method and apparatus for detecting leakage in fuel storage and delivery systems
US5317899A (en) * 1992-12-11 1994-06-07 Control Engineers, Inc. Method for detecting leaks in underground product lines
US5390532A (en) * 1993-10-18 1995-02-21 Anthony; Mark Test apparatus for a fluid dispensing system
IT1391129B1 (it) * 2008-08-06 2011-11-18 Zanella Dispositivo per la rilevazione delle perdite d'acqua in impianti civili ed industriali.
DE102011086486B4 (de) * 2011-11-16 2023-01-19 Inficon Gmbh Vorrichtung und Verfahren zur schnellen Lecksuche an formsteifen/schlaffen Verpackungen ohne Zusatz von Prüfgas
DE102015115664B3 (de) * 2015-09-17 2017-02-02 Turn-off metering GmbH Verfahren und Vorrichtung zur Ermittlung eines Leckagewerts eines Leitungsabschnitts
GB2554950B (en) 2016-10-17 2019-06-05 Univ Cape Town Pipe leak measurement and assessment
GB2567181B (en) 2017-10-05 2021-04-07 Homeserve Plc Leak detection method and apparatus
GB2589276B (en) * 2017-10-05 2022-03-23 Homeserve Plc Leak detection method and apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0660330U (ja) * 1992-06-05 1994-08-23 皓年 大澤 段式移動採光栽培棚
JP2001027576A (ja) * 1999-07-13 2001-01-30 Nkk Corp パイプラインの漏洩検知方法及びその装置
WO2010134622A1 (ja) * 2009-05-22 2010-11-25 国立大学法人 熊本大学 漏洩検査方法および漏洩検査装置

Also Published As

Publication number Publication date
JPS5827041A (ja) 1983-02-17

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