CA2173794C - Methode de detection de fuites par analyse de l'empreinte differentielle, utilisee dans le cas de la robinetteuse, et appareil connexe - Google Patents
Methode de detection de fuites par analyse de l'empreinte differentielle, utilisee dans le cas de la robinetteuse, et appareil connexe Download PDFInfo
- Publication number
- CA2173794C CA2173794C CA 2173794 CA2173794A CA2173794C CA 2173794 C CA2173794 C CA 2173794C CA 2173794 CA2173794 CA 2173794 CA 2173794 A CA2173794 A CA 2173794A CA 2173794 C CA2173794 C CA 2173794C
- Authority
- CA
- Canada
- Prior art keywords
- user
- signatures
- valve
- signature
- sound signatures
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
- Pipeline Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US44953895A | 1995-04-10 | 1995-04-10 | |
US08/449,538 | 1995-04-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2173794A1 CA2173794A1 (fr) | 1996-10-11 |
CA2173794C true CA2173794C (fr) | 2001-01-16 |
Family
ID=23784538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2173794 Expired - Fee Related CA2173794C (fr) | 1995-04-10 | 1996-04-10 | Methode de detection de fuites par analyse de l'empreinte differentielle, utilisee dans le cas de la robinetteuse, et appareil connexe |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA2173794C (fr) |
FR (1) | FR2734054B1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8050875B2 (en) | 2006-12-26 | 2011-11-01 | Rosemount Inc. | Steam trap monitoring |
US10641412B2 (en) | 2012-09-28 | 2020-05-05 | Rosemount Inc. | Steam trap monitor with diagnostics |
CN113740004A (zh) * | 2020-05-28 | 2021-12-03 | 中国石油化工股份有限公司 | 一种阀门内漏泄漏率评价装置及评价等级方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3174632D1 (en) * | 1980-10-20 | 1986-06-19 | Atomic Energy Authority Uk | Apparatus for indicating variations in acoustic properties on an interface |
SU1247703A1 (ru) * | 1985-01-04 | 1986-07-30 | Предприятие П/Я М-5881 | Способ обнаружени течи и устройство дл его осуществлени |
US5136876A (en) * | 1987-01-16 | 1992-08-11 | The Dow Chemical Company | Apparatus and process for determining fluid leak rates |
US5101774A (en) * | 1989-08-03 | 1992-04-07 | Westvaco Corporation | Acoustic leak detection system |
US5341670A (en) * | 1991-12-13 | 1994-08-30 | Atlantic Richfield Company | Method and apparatus for locating seepage from tanks |
DE4200245C2 (de) * | 1992-01-08 | 1993-10-21 | Rohrnetzbau Gmbh Rbg | Verfahren und Einrichtung zum Aufspüren eines aus einer Oberfläche austretenden Leckagestromes |
-
1996
- 1996-04-10 FR FR9604461A patent/FR2734054B1/fr not_active Expired - Lifetime
- 1996-04-10 CA CA 2173794 patent/CA2173794C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2173794A1 (fr) | 1996-10-11 |
FR2734054B1 (fr) | 1999-06-18 |
FR2734054A1 (fr) | 1996-11-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5650943A (en) | Apparatus and method for testing for valve leaks by differential signature method | |
US8494811B2 (en) | Device management method, analysis system used for the device management method, analysis data structure, and maintenance inspection support apparatus used for the device management method | |
US7684908B1 (en) | Vehicle identification key for use between multiple computer applications | |
US5657245A (en) | Component maintenance system | |
US5594663A (en) | Remote diagnostic tool | |
CA2173794C (fr) | Methode de detection de fuites par analyse de l'empreinte differentielle, utilisee dans le cas de la robinetteuse, et appareil connexe | |
US20020129653A1 (en) | Characterization of environmental and machinery induced vibration transmissivity | |
KR20050009009A (ko) | 중대산업설비의 위험등급에 따른 진단평가 방법 및 그프로그램을 저장한 기록매체 | |
CN111709297A (zh) | 一种基于narmax-frf和pca的智能诊断与预测故障方法及系统 | |
KR102328596B1 (ko) | 위상 배열 초음파 검사 보고서 자동 작성 방법 및 시스템 | |
JP2954613B2 (ja) | プラント寿命診断支援装置 | |
JPH01286694A (ja) | プラント分散制御システムの故障診断装置 | |
Bradley et al. | Statistical simulation on microcomputers | |
US6507919B1 (en) | Method of automatically simulating boosting the items of a windows menu and examining the items | |
KR100491083B1 (ko) | 안전밸브 작동검사 시스템 | |
JP3923773B2 (ja) | プラント異常事象診断装置とその診断方法、ならびに記録媒体 | |
JPH10307609A (ja) | プラント制御用ソフトウェア検証ツール | |
Fong et al. | Building a PC-Based Knowledge Base for Improving NDE Reliability | |
CN113609643A (zh) | 核电站数字化操作基本动作单元的时间采集方法及系统 | |
Spanner Sr | Human Factors impact on NDE reliability | |
Paulsell et al. | A Quality Control Technique for Correlating Exhaust Gas Analysis Systems | |
Gertman | Conversion of a mainframe simulation for maintenance performance to a PC environment | |
Golubev et al. | Estimation Methods of Unique Devices Reliability | |
CN114737621A (zh) | 一种基于桩外跨孔的无损基桩检测方法 | |
KR200322498Y1 (ko) | 안전밸브 작동검사 시스템 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |