Rail Magnetic Flux Leakage Detection and Data Analysis Based on Double-Track Flaw Detection Vehicle
Processes, 2023 The rapid development of the railway industry has brought convenience to people’s lives. However, with the high speed, high frequency and heavy load characteristics of rail use, the safety of rail is seriously threatened. In this paper, a magnetic flux leakage testing (MFL) detection technology of rail based on a double-track flaw detection vehicle is ...
Yi Wang +6 more
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Integrated Intelligent System for Rail Flaw Detection Vehicle
机车电传动, 2021 Ultrasonic testing is widely used to detect rail internal fatigue damage in large-scale rail flaw detection vehicles. However, the existing domestic ultrasonic system architecture platform has the phenomenon of data congestion and computer crash when it ...
Xiangyang ZHANG, Jiangping LUO
doaj +1 more source
DGTC-80 Subway Rail Flaw Detection Vehicle
机车电传动, 2017 DGTC-80 subway rail flaw detection vehicle was designed to complete subway rail internal flaw detection well and reduce emission pollution to environment around.
ZHANG Longping, YANG Fei
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GTC-80 Plateau Rail Flaw Detection Vehicle
机车电传动, 2015 To satisfy the requirement of 5 100 m altitude height Qingzang railway rail detection, GTC-80 plateau rail flaw detection vehicle was developed. Pertinence measures was adopted for the bad climatic conditions of high altitude, low atmospheric pressure ...
JIA Jinglan +4 more
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Analysis and Flaw Recognition Application of 70o Probe Echoes for Rail Flaw Detection Vehicles
Kongzhi Yu Xinxi JishuThis paper delves into the impact of abnormal echoes at the rail head on flaw recognition resulting from the central 70° probes on rail flaw detection (RFD) vehicles.
XIA Lang +3 more
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Research of Dual-power Under-suspension Type Rail Flaw Detection Vehicle
机车电传动, 2018 In order to solve the problems of commissioned rail flaw detection vehicles such as poor curve alignment, and improve working environment and optimize dynamic performance of vehicle, a new type rail flaw detection vehicle proposal was put forward.
REN Taolong +3 more
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Research on Rail Flaw Echo Accurate Location Method Based on Interface Wave Tracking Technology
Kongzhi Yu Xinxi Jishu, 2023 In the calculation of rail flaw echo location, the rail flaw location is related to the ultrasonic propagation time in rail. The more accurate the extracted propagation time, the more accurate the rail flaw location calculation.
XIA Lang +3 more
doaj +3 more sources
Analysis of 70° Ghost Echo of Bolt Hole in High-speed Rail Flaw Detection Ultrasonic Examination
机车电传动, 2021 In the detection process of high-speed rail flaw by ultrasonic flaw, there are some abnormal echoes in rail head near the bolt holes in B scan sometimes, however, they are not echoes from defects but ghost echoes actually.
Pin WANG +3 more
doaj
Business models in rail infrastructure: explaining innovation [PDF]
, 2016 Policy decisions about the UK railway industry often draw on models and frameworks that treat technology and organisational processes as static and unchanging.
Allen GF +20 more
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Transportation, Terrorism and Crime: Deterrence, Disruption and Resilience [PDF]
, 2020 : Terrorists likely have adopted vehicle ramming as a tactic because it can be carried out by an individual (or “lone wolf terrorist”), and because the skills required are minimal (e.g.
Edwards, Frances L., Goodrich, Daniel C.
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