DE3376876D1 - Apparatus for detecting leaks in steam raising boilers - Google Patents
Apparatus for detecting leaks in steam raising boilersInfo
- Publication number
- DE3376876D1 DE3376876D1 DE8383306506T DE3376876T DE3376876D1 DE 3376876 D1 DE3376876 D1 DE 3376876D1 DE 8383306506 T DE8383306506 T DE 8383306506T DE 3376876 T DE3376876 T DE 3376876T DE 3376876 D1 DE3376876 D1 DE 3376876D1
- Authority
- DE
- Germany
- Prior art keywords
- combustion space
- noise
- microphone assembly
- listening tube
- steam
- 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
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8231672 | 1982-11-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3376876D1 true DE3376876D1 (en) | 1988-07-07 |
Family
ID=10534066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383306506T Expired DE3376876D1 (en) | 1982-11-05 | 1983-10-26 | Apparatus for detecting leaks in steam raising boilers |
Country Status (6)
Country | Link |
---|---|
US (1) | US4502322A (de) |
EP (1) | EP0108556B2 (de) |
JP (1) | JPS59104004A (de) |
AT (1) | ATE34843T1 (de) |
DE (1) | DE3376876D1 (de) |
ES (1) | ES527026A0 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2167556B (en) * | 1984-11-20 | 1988-08-10 | Lintvalve Electronic Systems L | Steam leak detection |
JPS6347596A (ja) * | 1986-08-11 | 1988-02-29 | 株式会社 テイエルブイ | スチ−ムトラツプの蒸気漏洩量測定装置 |
US5101774A (en) * | 1989-08-03 | 1992-04-07 | Westvaco Corporation | Acoustic leak detection system |
US4960079A (en) * | 1989-08-03 | 1990-10-02 | Marziale Michael L | Acoustic leak detection system |
US4998439A (en) * | 1990-01-08 | 1991-03-12 | Westvaco Corporation | Acoustic wave guide |
US5351655A (en) * | 1994-01-18 | 1994-10-04 | The Babcock & Wilcox Company | Acoustic emission signal collector manifold |
US5663489A (en) * | 1994-11-14 | 1997-09-02 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
US5565619A (en) * | 1994-11-14 | 1996-10-15 | Betz Laboratories, Inc. | Methods and apparatus for monitoring water process equipment |
US6109096A (en) * | 1997-02-13 | 2000-08-29 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
US6244098B1 (en) | 1997-02-13 | 2001-06-12 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
US5756880A (en) * | 1997-02-13 | 1998-05-26 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
US5817927A (en) * | 1997-04-11 | 1998-10-06 | Betzdearborn Inc. | Method and apparatus for monitoring water process equipment |
US6170319B1 (en) | 1998-03-31 | 2001-01-09 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
GB0813014D0 (en) * | 2008-07-16 | 2008-08-20 | Groveley Detection Ltd | Detector and methods of detecting |
US7711500B1 (en) * | 2008-10-24 | 2010-05-04 | General Electric Company | Pressure relief valve monitoring |
KR101610149B1 (ko) * | 2014-11-26 | 2016-04-08 | 현대자동차 주식회사 | 마이크로폰 제조방법, 마이크로폰, 및 그 제어방법 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2008934A (en) * | 1933-04-11 | 1935-07-23 | Alonzo L Smith | Leak detector for pipe lines |
FR1028724A (fr) * | 1950-03-16 | 1953-05-27 | Détecteur acoustique de perturbations | |
US2966209A (en) * | 1956-05-28 | 1960-12-27 | Babcock & Wilcox Ltd | Flame responsive means |
JPS5344601B2 (de) * | 1972-09-25 | 1978-11-30 | ||
US4013905A (en) * | 1974-01-09 | 1977-03-22 | Exxon Nuclear Company, Inc. | Remote acoustic probe |
DE2715749C2 (de) * | 1977-04-07 | 1981-12-24 | German Ing.(Grad.) 8060 Dachau Grimm | Verfahren zum Betrieb von im wesentlichen kontinuierlich Schallschwingungen erzeugenden Kraftanlagen, insbesondere Kesselanlagen von elektrischen Kraftwerken und Einrichtung zur Durchführung des Verfahrens |
DE2902565A1 (de) * | 1979-01-24 | 1980-08-07 | Matthias Prof Dr Ing Hubert | Vorrichtung zur messung des geraeusches in schnell durchstroemten rohrleitungen |
DD210347A1 (de) * | 1982-09-29 | 1984-06-06 | Ve Kom Kernkraftwerke B Leusch | Verfahren zur ortung von leckagen durch schallemissionsanalyse |
-
1983
- 1983-10-26 EP EP83306506A patent/EP0108556B2/de not_active Expired - Lifetime
- 1983-10-26 AT AT83306506T patent/ATE34843T1/de not_active IP Right Cessation
- 1983-10-26 DE DE8383306506T patent/DE3376876D1/de not_active Expired
- 1983-10-28 US US06/546,731 patent/US4502322A/en not_active Expired - Lifetime
- 1983-11-04 JP JP58206054A patent/JPS59104004A/ja active Granted
- 1983-11-04 ES ES527026A patent/ES527026A0/es active Granted
Also Published As
Publication number | Publication date |
---|---|
ATE34843T1 (de) | 1988-06-15 |
EP0108556B2 (de) | 1992-04-29 |
JPS59104004A (ja) | 1984-06-15 |
ES8407190A1 (es) | 1984-09-01 |
ES527026A0 (es) | 1984-09-01 |
EP0108556A3 (en) | 1985-07-10 |
EP0108556A2 (de) | 1984-05-16 |
EP0108556B1 (de) | 1988-06-01 |
JPH0428963B2 (de) | 1992-05-15 |
US4502322A (en) | 1985-03-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |