Measurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels

This paper describes a measurement method for longitudinal displacement of wheel/rail contact point in a railway vehicle using a wheelset to measure the wheel/rail contact forces, which is generally used for the sake of the running safety evaluation in Japan. The clarification of phenomenon related...

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Autores principales:	Takatoshi HONDO, Yoshinao NOGUCHI
Formato:	article
Lenguaje:	EN
Publicado:	The Japan Society of Mechanical Engineers 2020
Materias:	running safety of railway vehicle wheelset angle of attack wheel/rail contact curving performance wheel/rail contact forces contact geometry Mechanical engineering and machinery TJ1-1570
Acceso en línea:	https://doaj.org/article/83a2922041bd4b92b12dd882defccdef
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spelling	oai:doaj.org-article:83a2922041bd4b92b12dd882defccdef2021-11-29T05:56:31ZMeasurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels2187-974510.1299/mej.19-00659https://doaj.org/article/83a2922041bd4b92b12dd882defccdef2020-04-01T00:00:00Zhttps://www.jstage.jst.go.jp/article/mej/7/3/7_19-00659/_pdf/-char/enhttps://doaj.org/toc/2187-9745This paper describes a measurement method for longitudinal displacement of wheel/rail contact point in a railway vehicle using a wheelset to measure the wheel/rail contact forces, which is generally used for the sake of the running safety evaluation in Japan. The clarification of phenomenon related to the wheel/rail contact has very important role to discuss the curving performance and the running safety of railway vehicles. The longitudinal displacement of the contact point is related to the wheelset angle of attack, which is related to the steering performance of the wheelset. The authors propose algorithms to extract informations about the contact point from the cyclic signal of the strain gauges that are put on the wheel to measure the contact forces. Experiments on roller rigs were carried out to evaluate the reliability and the accuracy of the proposed algorithm. The running tests were also carried out to demonstrate the applicability of the proposed algorithm to the real condition used. Those test results show that the measurement result using proposed algorithm is reliable as a longitudinal displacement of the contact point.Takatoshi HONDOYoshinao NOGUCHIThe Japan Society of Mechanical Engineersarticlerunning safety of railway vehiclewheelset angle of attackwheel/rail contactcurving performancewheel/rail contact forcescontact geometryMechanical engineering and machineryTJ1-1570ENMechanical Engineering Journal, Vol 7, Iss 3, Pp 19-00659-19-00659 (2020)
institution	DOAJ
collection	DOAJ
language	EN
topic	running safety of railway vehicle wheelset angle of attack wheel/rail contact curving performance wheel/rail contact forces contact geometry Mechanical engineering and machinery TJ1-1570
spellingShingle	running safety of railway vehicle wheelset angle of attack wheel/rail contact curving performance wheel/rail contact forces contact geometry Mechanical engineering and machinery TJ1-1570 Takatoshi HONDO Yoshinao NOGUCHI Measurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels
description	This paper describes a measurement method for longitudinal displacement of wheel/rail contact point in a railway vehicle using a wheelset to measure the wheel/rail contact forces, which is generally used for the sake of the running safety evaluation in Japan. The clarification of phenomenon related to the wheel/rail contact has very important role to discuss the curving performance and the running safety of railway vehicles. The longitudinal displacement of the contact point is related to the wheelset angle of attack, which is related to the steering performance of the wheelset. The authors propose algorithms to extract informations about the contact point from the cyclic signal of the strain gauges that are put on the wheel to measure the contact forces. Experiments on roller rigs were carried out to evaluate the reliability and the accuracy of the proposed algorithm. The running tests were also carried out to demonstrate the applicability of the proposed algorithm to the real condition used. Those test results show that the measurement result using proposed algorithm is reliable as a longitudinal displacement of the contact point.
format	article
author	Takatoshi HONDO Yoshinao NOGUCHI
author_facet	Takatoshi HONDO Yoshinao NOGUCHI
author_sort	Takatoshi HONDO
title	Measurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels
title_short	Measurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels
title_full	Measurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels
title_fullStr	Measurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels
title_full_unstemmed	Measurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels
title_sort	measurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels
publisher	The Japan Society of Mechanical Engineers
publishDate	2020
url	https://doaj.org/article/83a2922041bd4b92b12dd882defccdef
work_keys_str_mv	AT takatoshihondo measurementmethodforlongitudinaldisplacementofwheelrailcontactpointusingstraingaugesputonwheels AT yoshinaonoguchi measurementmethodforlongitudinaldisplacementofwheelrailcontactpointusingstraingaugesputonwheels
_version_	1718407597035356160

Measurement method for longitudinal displacement of wheel/rail contact point using strain gauges put on wheels

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