ZA822585B - Ultrasonic rail testing system - Google Patents

Ultrasonic rail testing system

Info

Publication number
ZA822585B
ZA822585B ZA822585A ZA822585A ZA822585B ZA 822585 B ZA822585 B ZA 822585B ZA 822585 A ZA822585 A ZA 822585A ZA 822585 A ZA822585 A ZA 822585A ZA 822585 B ZA822585 B ZA 822585B
Authority
ZA
South Africa
Prior art keywords
testing system
rail testing
ultrasonic rail
ultrasonic
testing
Prior art date
Application number
ZA822585A
Inventor
F Linder
R Keenan
Original Assignee
Automation Ind 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 Automation Ind Inc filed Critical Automation Ind Inc
Publication of ZA822585B publication Critical patent/ZA822585B/en

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
    • G01N29/36—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
    • 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
    • G01N29/04—Analysing solids
    • G01N29/12—Analysing solids by measuring frequency or resonance of acoustic waves
    • 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
    • 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
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4445—Classification of defects
    • 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
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • 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)
  • 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)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
ZA822585A 1981-05-06 1982-04-15 Ultrasonic rail testing system ZA822585B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26060481A 1981-05-06 1981-05-06

Publications (1)

Publication Number Publication Date
ZA822585B true ZA822585B (en) 1983-02-23

Family

ID=22989844

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA822585A ZA822585B (en) 1981-05-06 1982-04-15 Ultrasonic rail testing system

Country Status (5)

Country Link
JP (1) JPS58500673A (en)
ES (1) ES8308636A1 (en)
IT (1) IT8267593A0 (en)
WO (1) WO1982003919A1 (en)
ZA (1) ZA822585B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1994892A (en) * 1991-05-07 1992-12-21 Dapco Industries Real-time ultrasonic testing system
US5287291A (en) * 1991-09-03 1994-02-15 Krautkramer-Branson, Incorporated Quiet bus for the busing of analog and digital data
DE102007042325B4 (en) * 2007-09-06 2017-05-18 Fgb A. Steinbach Gmbh & Co. Kg Apparatus and method for non-destructive material testing
US8196469B2 (en) * 2009-01-20 2012-06-12 National Railroad Passenger Corporation Multi-probe rail scanning/encoder system and certified method of use thereof
RU2603332C1 (en) * 2015-09-30 2016-11-27 Открытое акционерное общество "Радиоавионика" Method of adjusting sensitivity of the rail ultrasonic flaw detector
CN107356680A (en) * 2017-07-12 2017-11-17 辽宁红阳检测有限公司 A kind of rail track broken detector
RU2726277C1 (en) * 2019-12-31 2020-07-10 Федеральное государственное бюджетное образовательное учреждение высшего образования "Сибирский государственный университет путей сообщения" (СГУПС) Method of adjusting sensitivity of an ultrasonic flaw detector
RU2753810C1 (en) * 2021-02-02 2021-08-23 Открытое акционерное общество "Радиоавионика" Method for evaluating the performance of flaw detection equipment during high-speed inspection of rails

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3415110A (en) * 1964-07-31 1968-12-10 Automation Ind Inc Ultrasonic inspection
US3676584A (en) * 1970-07-13 1972-07-11 Chris J Plakas Echo coincidence ultrasonic scanning
US4222275A (en) * 1978-10-02 1980-09-16 Dapco Industries, Inc. System for non-destructively acquiring and processing information about a test piece

Also Published As

Publication number Publication date
IT8267593A0 (en) 1982-05-06
ES511951A0 (en) 1983-09-01
ES8308636A1 (en) 1983-09-01
JPS58500673A (en) 1983-04-28
WO1982003919A1 (en) 1982-11-11

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