CA2015412C - Detecteur acoustique ameliore de defauts de roulement - Google Patents

Detecteur acoustique ameliore de defauts de roulement

Info

Publication number
CA2015412C
CA2015412C CA 2015412 CA2015412A CA2015412C CA 2015412 C CA2015412 C CA 2015412C CA 2015412 CA2015412 CA 2015412 CA 2015412 A CA2015412 A CA 2015412A CA 2015412 C CA2015412 C CA 2015412C
Authority
CA
Canada
Prior art keywords
filters
wheel
window
array
bearing
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 - Lifetime
Application number
CA 2015412
Other languages
English (en)
Other versions
CA2015412A1 (fr
Inventor
Joseph E. Bambara
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.)
HARMON INDUSTRIES Inc
Original Assignee
HARMON INDUSTRIES, INC.
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 HARMON INDUSTRIES, INC. filed Critical HARMON INDUSTRIES, INC.
Publication of CA2015412A1 publication Critical patent/CA2015412A1/fr
Application granted granted Critical
Publication of CA2015412C publication Critical patent/CA2015412C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
    • B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
    • B61K9/04—Detectors for indicating the overheating of axle bearings and the like, e.g. associated with the brake system for applying the brakes in case of a fault
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/04—Frequency
    • G01H3/08—Analysing frequencies present in complex vibrations, e.g. comparing harmonics present
    • 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
    • G01N29/14—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 using acoustic emission techniques
    • 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
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/262—Linear objects
    • G01N2291/2623—Rails; Railroads

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CA 2015412 1989-07-06 1990-04-25 Detecteur acoustique ameliore de defauts de roulement Expired - Lifetime CA2015412C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37689089A 1989-07-06 1989-07-06
US376,890 1989-07-06

Publications (2)

Publication Number Publication Date
CA2015412A1 CA2015412A1 (fr) 1991-01-06
CA2015412C true CA2015412C (fr) 1999-08-17

Family

ID=23486919

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2015412 Expired - Lifetime CA2015412C (fr) 1989-07-06 1990-04-25 Detecteur acoustique ameliore de defauts de roulement

Country Status (4)

Country Link
AU (1) AU641143B2 (fr)
CA (1) CA2015412C (fr)
GB (1) GB2233761B (fr)
SE (1) SE512816C2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7213789B1 (en) * 2003-04-29 2007-05-08 Eugene Matzan System for detection of defects in railroad car wheels
RU2421358C1 (ru) * 2010-02-25 2011-06-20 Открытое Акционерное Общество "Российские Железные Дороги" Моделирующий стенд дефектов буксового узла колесной пары
CN105258785B (zh) * 2015-10-20 2018-02-16 中国电子科技集团公司第三研究所 声学监测站、车轮检测方法和列车轴承故障被动声学诊断系统
CN107328578B (zh) * 2017-07-10 2018-06-12 安徽大学 一种用于列车轴承轨边声学故障检测的声源分离方法
CN116039698B (zh) * 2023-03-31 2023-07-07 成都盛锴科技有限公司 一种利用声音特征进行轨道线路健康检测的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1154146B (de) * 1956-11-06 1963-09-12 Servo Corp Of America Vorrichtung zum Feststellen der Erwaermung von Achslagerkaesten
GB952996A (en) * 1959-07-24 1964-03-18 Westinghouse Air Brake Co Apparatus for detecting radiant energy
US4790190A (en) * 1987-10-02 1988-12-13 Servo Corporation Of America On-line acoustic detection of bearing defects

Also Published As

Publication number Publication date
GB9004343D0 (en) 1990-04-25
GB2233761A (en) 1991-01-16
GB2233761B (en) 1993-07-07
AU5201590A (en) 1991-01-10
AU641143B2 (en) 1993-09-16
SE512816C2 (sv) 2000-05-15
CA2015412A1 (fr) 1991-01-06
SE9001955D0 (sv) 1990-05-31
SE9001955L (sv) 1991-01-07

Similar Documents

Publication Publication Date Title
US5150618A (en) Acoustic bearing defect detector
US4843885A (en) Acoustic detection of bearing defects
AU603968B2 (en) Bearing defect detector
US4702104A (en) Method and device for detecting wheels with deformed treads in railroad vehicles
US6951132B2 (en) Rail and train monitoring system and method
US20090001226A1 (en) Acoustic monitoring of railcar running gear and railcars
US4100795A (en) Process and a system for measuring and recording undulatory deformations of a rail surface
EP0816200B1 (fr) Procédé et dispositif de détection d'activité ferroviaire
AU624058B2 (en) Integrity test for acoustic bearing defect detector
Entezami et al. Acoustic analysis techniques for condition monitoring of roller bearings
Cline et al. Acoustic wayside identification of freight car roller bearing defects
US7555954B2 (en) In-track wheel inspection system
CA2015412C (fr) Detecteur acoustique ameliore de defauts de roulement
Bondarenko et al. Experimental study of the method and device for wheel-sets acoustic monitoring of railway cars in motion
JP2829828B2 (ja) 仕上げ面の剥離診断装置
JP4298635B2 (ja) 軸箱音測定による鉄道車両用車軸軸受監視方法
JP3103034B2 (ja) 走行列車の情報検出方法
JP4118780B2 (ja) 車両の異常検出システム及び異常検出方法
De Roeck et al. Experimental investigation on squeal noise in tramway sharp curves, 8
CA2242723A1 (fr) Systeme de detection et de localisation des vibrations indiquant un danger sur les chemins de fer et systeme d'alarme
JP2652929B2 (ja) 鉄道走行列車の騒音及び／又は振動の測定方法
RU2395421C2 (ru) Акустический детектор дефектов подшипников
Nagy et al. Detection of flaws in railroad wheels using acoustic signatures
Wooh et al. Real-time processing of continuous Doppler signals for high-speed monitoring of rail tracks
JPH05656B2 (fr)

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry