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原文传递 Evaluating Rail Surface Roughness from Axle-Box Acceleration Measurements: Computational Metrology Approach
题名: Evaluating Rail Surface Roughness from Axle-Box Acceleration Measurements: Computational Metrology Approach
正文语种: eng
作者: Abdulrazagh, Parisa Haji;Hendry, Michael T.;Roghani, Alireza;Toma, Elton
作者单位: Univ Alberta Dept Civil & Environm Engn Edmonton AB T6G 1H9 Canada;Univ Alberta Dept Civil & Environm Engn Edmonton AB T6G 1H9 Canada;Natl Res Council Canada Automot & Surface Transportat Ottawa ON K1V 1S2 Canada;Natl Res Council Canada Autom
关键词: Axle-box acceleration;Railway track geometry;Rail surface RMS roughness;Gaussian filter;Longitudinal track profile;Real-time measurement;Metrology
摘要: This study develops a new methodology based on computational metrology techniques to measure rail surface roughness from vertical axle-box accelerations. A VIA rail passenger rail car, operating in eastern Ontario, Canada, was instrumented with accelerome
出版年: 2021
期刊名称: Journal of Transportation Engineering
卷: 147
期: 12
页码: 04021087.1-04021087.13
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