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 |