Artículo
An alternative procedure to measure railroad track irregularities. Application to a scaled track
Autor/es | Fernández Aceituno, Javier
Chamorro Moreno, Rosario Muñoz Moreno, Sergio Escalona Franco, José Luis |
Departamento | Universidad de Sevilla. Departamento de Ingeniería Mecánica y de Fabricación Universidad de Sevilla. Departamento de Ingeniería y Ciencia de los Materiales y del Transporte |
Fecha de publicación | 2019-04 |
Fecha de depósito | 2024-04-24 |
Publicado en |
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Resumen | In this paper an alternative procedure to accurately measure static railroad track irregularities is proposed and applied to a scaled railroad track. The purpose of this work is the determination of highly-precise measured ... In this paper an alternative procedure to accurately measure static railroad track irregularities is proposed and applied to a scaled railroad track. The purpose of this work is the determination of highly-precise measured data in short track segments that needs to be used as input in the validation of railroad computational models that are used for on-board railroad track measurement systems. The procedure consists of the use of a topographic total station combined with a postprocessing of the measured data that reduces misalignment errors and provide the analytical ideal geometry of the track together with its irregular geometry characterized in terms of the magnitudes of track gauge, vertical profile, alignment and cross level. Experimental results are compared to standard magnitudes of full scale tracks showing that real track geometry can differ from PSD-based predicted one. This supports the application of the proposed procedure for an accurate geometric determination of short track segments. |
Agencias financiadoras | Ministerio de Ciencia, Innovación y Universidades (MICINN). España |
Identificador del proyecto | TRA2017-86355-C2-1-R |
Cita | Aceituno, J.F., Chamorro, R., Muñoz, S. y Escalona, J.L. (2019). An alternative procedure to measure railroad track irregularities. Application to a scaled track. Measurement, 137, 417-427. https://doi.org/10.1016/j.measurement.2019.01.025. |
Ficheros | Tamaño | Formato | Ver | Descripción |
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Measurement_2019_Chamorro_An ... | 1.385Mb | [PDF] | Ver/ | Versión aceptada |
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