SE9003239D0 - Integrity test for acoustic bearing detector - Google Patents
Integrity test for acoustic bearing detectorInfo
- Publication number
- SE9003239D0 SE9003239D0 SE9003239A SE9003239A SE9003239D0 SE 9003239 D0 SE9003239 D0 SE 9003239D0 SE 9003239 A SE9003239 A SE 9003239A SE 9003239 A SE9003239 A SE 9003239A SE 9003239 D0 SE9003239 D0 SE 9003239D0
- Authority
- SE
- Sweden
- Prior art keywords
- integrity test
- bearing detector
- microprocessor
- acoustic
- acoustic bearing
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
- G01N29/348—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with frequency characteristics, e.g. single frequency signals, chirp signals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/472,737 US5029477A (en) | 1990-01-31 | 1990-01-31 | Integrity test for acoustic bearing defect detector |
Publications (2)
Publication Number | Publication Date |
---|---|
SE9003239D0 true SE9003239D0 (sv) | 1990-10-11 |
SE9003239L SE9003239L (sv) | 1991-08-01 |
Family
ID=23876743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9003239A SE9003239L (sv) | 1990-01-31 | 1990-10-11 | Integritetstest foer akustisk lagerdefektdetektorer |
Country Status (4)
Country | Link |
---|---|
US (1) | US5029477A (sv) |
AU (1) | AU624058B2 (sv) |
GB (1) | GB2240626B (sv) |
SE (1) | SE9003239L (sv) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2557201B2 (ja) * | 1994-09-07 | 1996-11-27 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 回転装置の検査装置及び回転装置の検査方法 |
US5567863A (en) * | 1995-05-15 | 1996-10-22 | Larson-Davis, Inc. | Intensity acoustic calibrator |
CA2208499A1 (en) | 1997-06-16 | 1998-12-16 | Hydro-Quebec | Electrically audible motorized wheel assembly and method thereof |
CA2389519A1 (en) * | 1999-12-22 | 2001-06-28 | Wabash Technology Corporation | Vehicle axle end wheel speed sensor |
US6714135B2 (en) * | 2001-11-08 | 2004-03-30 | Bell Helicopter Textron, Inc. | Collective head bearing monitor |
US6772633B2 (en) * | 2002-12-11 | 2004-08-10 | Hewlett-Packard Development Company, L.P. | Acoustics-based diagnostics |
US20040136539A1 (en) * | 2003-01-09 | 2004-07-15 | Uhi William Walter | Audio-conditioned acoustics-based diagnostics |
US7693673B2 (en) * | 2007-06-06 | 2010-04-06 | General Electric Company | Apparatus and method for identifying a defect and/or operating characteristic of a system |
US8326582B2 (en) * | 2008-12-18 | 2012-12-04 | International Electronic Machines Corporation | Acoustic-based rotating component analysis |
GB0915322D0 (en) * | 2009-09-03 | 2009-10-07 | Westinghouse Brake & Signal | Railway systems using fibre optic hydrophony systems |
JP5832319B2 (ja) * | 2012-01-30 | 2015-12-16 | 公益財団法人鉄道総合技術研究所 | 車軸軸受の異常を検知する方法 |
CN103192848B (zh) * | 2013-02-19 | 2016-03-30 | 北京铁通康达铁路通信信号设备有限公司 | 一种铁轨检测系统和方法 |
US9115761B2 (en) * | 2013-06-03 | 2015-08-25 | Honeywell International Inc. | Ball bearing assembly notification mechanism |
GB201414616D0 (en) * | 2014-08-18 | 2014-10-01 | Optasense Holdings Ltd | Detection of anomalies in rail wheelsets |
CN108318588A (zh) * | 2018-02-01 | 2018-07-24 | 株洲时代电子技术有限公司 | 一种钢轨探伤验证方法 |
CN109489998A (zh) * | 2018-11-16 | 2019-03-19 | 北京主导时代科技有限公司 | 一种车载式声学检测系统 |
CN109511075B (zh) * | 2018-12-24 | 2020-11-17 | 科大讯飞股份有限公司 | 一种用于测量麦克风阵列声学响应的系统 |
CN110111523B (zh) * | 2019-04-09 | 2020-12-08 | 辰安天泽智联技术有限公司 | 一种消防物联网信号模拟传输系统 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3928849A (en) * | 1974-12-17 | 1975-12-23 | Us Energy | Intrusion detector self-test system |
US3956693A (en) * | 1974-12-23 | 1976-05-11 | The Garrett Corporation | Method and apparatus for testing magnetic sensors using a saturable core and variable load resistors to simulate actual test conditions |
US4233677A (en) * | 1978-02-21 | 1980-11-11 | Chevron Research Company | Automatic system and method for testing marine streamers of seismic exploration systems |
US4454502A (en) * | 1979-11-14 | 1984-06-12 | United Telecommunications, Inc. | Apparatus for monitoring and signalling system |
US4552022A (en) * | 1982-05-10 | 1985-11-12 | Bluegrass Electronics Inc. | Sound discriminator tester |
GB2162671A (en) * | 1983-08-27 | 1986-02-05 | Hunslet | Monitoring system |
US4649344A (en) * | 1984-05-02 | 1987-03-10 | Scientific Drilling International | Test circuit for detector used in well bore |
JPS63173928A (ja) * | 1987-01-14 | 1988-07-18 | Ishikawajima Harima Heavy Ind Co Ltd | 回転系設備の診断システム |
US4843885A (en) * | 1987-10-02 | 1989-07-04 | Servo Corporation Of America | Acoustic detection of bearing defects |
US4790190A (en) * | 1987-10-02 | 1988-12-13 | Servo Corporation Of America | On-line acoustic detection of bearing defects |
-
1990
- 1990-01-31 US US07/472,737 patent/US5029477A/en not_active Expired - Fee Related
- 1990-10-11 SE SE9003239A patent/SE9003239L/sv not_active Application Discontinuation
- 1990-10-17 GB GB9022564A patent/GB2240626B/en not_active Expired - Fee Related
- 1990-12-19 AU AU68252/90A patent/AU624058B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
GB2240626A (en) | 1991-08-07 |
GB9022564D0 (en) | 1990-11-28 |
AU6825290A (en) | 1991-08-01 |
GB2240626B (en) | 1993-09-29 |
US5029477A (en) | 1991-07-09 |
AU624058B2 (en) | 1992-05-28 |
SE9003239L (sv) | 1991-08-01 |
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Legal Events
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NAV | Patent application has lapsed |
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