JP6506122B2 - レール検査装置、および、レール検査システム - Google Patents

レール検査装置、および、レール検査システム Download PDF

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Publication number
JP6506122B2
JP6506122B2 JP2015137823A JP2015137823A JP6506122B2 JP 6506122 B2 JP6506122 B2 JP 6506122B2 JP 2015137823 A JP2015137823 A JP 2015137823A JP 2015137823 A JP2015137823 A JP 2015137823A JP 6506122 B2 JP6506122 B2 JP 6506122B2
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Prior art keywords
rail
inspection
coil
inspection data
unit
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JP2015137823A
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Japanese (ja)
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JP2017020862A (ja
JP2017020862A5 (enExample
Inventor
龍三 川畑
龍三 川畑
神鳥　明彦
明彦 神鳥
礼健 志澤
礼健 志澤
山本　健司
健司 山本
宏幸 神田
宏幸 神田
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Hitachi High Tech Corp
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Hitachi High Technologies Corp
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Priority to JP2015137823A priority Critical patent/JP6506122B2/ja
Priority to PCT/JP2016/057801 priority patent/WO2017006589A1/ja
Priority to US15/740,020 priority patent/US10591442B2/en
Priority to EP16821060.7A priority patent/EP3321671B1/en
Publication of JP2017020862A publication Critical patent/JP2017020862A/ja
Publication of JP2017020862A5 publication Critical patent/JP2017020862A5/ja
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/904—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents with two or more sensors
    • 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
    • B61K9/08—Measuring installations for surveying permanent way
    • B61K9/10—Measuring installations for surveying permanent way for detecting cracks in rails or welds thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B61L23/042—Track changes detection
    • B61L23/044—Broken rails
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9006—Details, e.g. in the structure or functioning of sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9013—Arrangements for scanning
    • G01N27/902—Arrangements for scanning by moving the sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals
    • G01N27/9053—Compensating for probe to workpiece spacing

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP2015137823A 2015-07-09 2015-07-09 レール検査装置、および、レール検査システム Active JP6506122B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2015137823A JP6506122B2 (ja) 2015-07-09 2015-07-09 レール検査装置、および、レール検査システム
PCT/JP2016/057801 WO2017006589A1 (ja) 2015-07-09 2016-03-11 レール検査装置、および、レール検査システム
US15/740,020 US10591442B2 (en) 2015-07-09 2016-03-11 Rail check device and rail check system
EP16821060.7A EP3321671B1 (en) 2015-07-09 2016-03-11 Rail inspection device and rail inspection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015137823A JP6506122B2 (ja) 2015-07-09 2015-07-09 レール検査装置、および、レール検査システム

Publications (3)

Publication Number Publication Date
JP2017020862A JP2017020862A (ja) 2017-01-26
JP2017020862A5 JP2017020862A5 (enExample) 2018-03-08
JP6506122B2 true JP6506122B2 (ja) 2019-04-24

Family

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JP2015137823A Active JP6506122B2 (ja) 2015-07-09 2015-07-09 レール検査装置、および、レール検査システム

Country Status (4)

Country Link
US (1) US10591442B2 (enExample)
EP (1) EP3321671B1 (enExample)
JP (1) JP6506122B2 (enExample)
WO (1) WO2017006589A1 (enExample)

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US9849895B2 (en) 2015-01-19 2017-12-26 Tetra Tech, Inc. Sensor synchronization apparatus and method
US10349491B2 (en) 2015-01-19 2019-07-09 Tetra Tech, Inc. Light emission power control apparatus and method
CA2892952C (en) 2015-01-19 2019-10-15 Tetra Tech, Inc. Protective shroud
CA2892885C (en) 2015-02-20 2020-07-28 Tetra Tech, Inc. 3d track assessment system and method
JP6625489B2 (ja) * 2016-06-28 2019-12-25 株式会社日立ハイテクファインシステムズ レール検査システム
JP6768486B2 (ja) * 2016-12-21 2020-10-14 株式会社日立ハイテクファインシステムズ レール検査システム
WO2019196998A1 (en) * 2018-04-09 2019-10-17 Københavns Universitet An eddy-current detector and a method for calibrating such an eddy-current detector
US11377130B2 (en) 2018-06-01 2022-07-05 Tetra Tech, Inc. Autonomous track assessment system
US10625760B2 (en) 2018-06-01 2020-04-21 Tetra Tech, Inc. Apparatus and method for calculating wooden crosstie plate cut measurements and rail seat abrasion measurements based on rail head height
US10807623B2 (en) 2018-06-01 2020-10-20 Tetra Tech, Inc. Apparatus and method for gathering data from sensors oriented at an oblique angle relative to a railway track
AU2020273465C8 (en) 2019-05-16 2025-11-13 Tetra Tech, Inc. System and method for generating and interpreting point clouds of a rail corridor along a survey path
CN113970709A (zh) * 2021-10-27 2022-01-25 徐州中矿传动轨道科技有限公司 一种地铁钢轨对地局部绝缘损坏点定位方法及系统
JP2023181824A (ja) * 2022-06-13 2023-12-25 株式会社日立製作所 レール状態監視装置およびレール状態監視方法
DE102023210255A1 (de) 2023-10-19 2025-04-24 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Erkennen von Schäden/Defekten einer mittels eines Schienenfahrzeugs befahrenen Schiene eines Gleises basierend auf Magnetfelddaten
DE102023210254A1 (de) 2023-10-19 2025-04-24 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Erkennen von fehlerhaften Schienenelementen eines Gleises basierend auf Magnetfelddaten
DE102023210253A1 (de) 2023-10-19 2025-04-24 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Erkennen einer oder mehrerer fehlender Schwellenklammern einer mittels eines Schienenfahrzeugs befahrenen Schiene eines Gleises basierend auf Magnetfelddaten
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Also Published As

Publication number Publication date
US20180172639A1 (en) 2018-06-21
EP3321671A1 (en) 2018-05-16
EP3321671B1 (en) 2023-11-29
EP3321671A4 (en) 2019-01-09
JP2017020862A (ja) 2017-01-26
US10591442B2 (en) 2020-03-17
WO2017006589A1 (ja) 2017-01-12

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