Effect of inclined angle on a vehicle-passenger-inclined highway bridge

This paper presents a theoretical analysis of the dynamic interaction of a vehicle-passenger-inclined highway bridge. The mathematical vehicle-passenger model has 12 degrees of freedom: a vehicle model with four masses has six degrees of freedom, and an occupant model with four masses, which is the...

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Main Authors: Shuji NISHIYAMA, Shinichro OTA
Format: Article
Language:Japanese
Published: The Japan Society of Mechanical Engineers 2018-12-01
Series:Nihon Kikai Gakkai ronbunshu
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/transjsme/85/869/85_18-00299/_pdf/-char/en
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author Shuji NISHIYAMA
Shinichro OTA
author_facet Shuji NISHIYAMA
Shinichro OTA
author_sort Shuji NISHIYAMA
collection DOAJ
description This paper presents a theoretical analysis of the dynamic interaction of a vehicle-passenger-inclined highway bridge. The mathematical vehicle-passenger model has 12 degrees of freedom: a vehicle model with four masses has six degrees of freedom, and an occupant model with four masses, which is the hinged beam model, has six degrees of freedom. The modal analysis technique using equations of motion are adapted for an inclined highway bridge. By considering both longitudinal and transverse vibrations, the governing differential equations of motion for the bridge are derived. The random roughness of an actual highway surface has been considered in the analysis. During application of the analytical system, the effects of an inclined angle of the highway bridge and speed parameter on vehicle and human dynamic behavior are investigated. The inclined angle is examined in the range of -20° to +20°, and the speed parameter is examined in the range of 0.02-1.5. These factors are found to exert significant influence on the mechanical behavior of vehicles, passenger, and inclined highway bridge. Some results are presented in the form of parametric plots.
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spelling doaj.art-19e9caf9b8b448e190cac821d4d09d6f2022-12-22T03:41:35ZjpnThe Japan Society of Mechanical EngineersNihon Kikai Gakkai ronbunshu2187-97612018-12-018586918-0029918-0029910.1299/transjsme.18-00299transjsmeEffect of inclined angle on a vehicle-passenger-inclined highway bridgeShuji NISHIYAMA0Shinichro OTA1Nishiyama Engineering Consultant OfficeFaculty of Computer Science and Systems Engineering, Okayama Prefectural UniversityThis paper presents a theoretical analysis of the dynamic interaction of a vehicle-passenger-inclined highway bridge. The mathematical vehicle-passenger model has 12 degrees of freedom: a vehicle model with four masses has six degrees of freedom, and an occupant model with four masses, which is the hinged beam model, has six degrees of freedom. The modal analysis technique using equations of motion are adapted for an inclined highway bridge. By considering both longitudinal and transverse vibrations, the governing differential equations of motion for the bridge are derived. The random roughness of an actual highway surface has been considered in the analysis. During application of the analytical system, the effects of an inclined angle of the highway bridge and speed parameter on vehicle and human dynamic behavior are investigated. The inclined angle is examined in the range of -20° to +20°, and the speed parameter is examined in the range of 0.02-1.5. These factors are found to exert significant influence on the mechanical behavior of vehicles, passenger, and inclined highway bridge. Some results are presented in the form of parametric plots.https://www.jstage.jst.go.jp/article/transjsme/85/869/85_18-00299/_pdf/-char/eninclined highway brigeimpact factorspeed parametervehicle-passenger highway brige interaction
spellingShingle Shuji NISHIYAMA
Shinichro OTA
Effect of inclined angle on a vehicle-passenger-inclined highway bridge
Nihon Kikai Gakkai ronbunshu
inclined highway brige
impact factor
speed parameter
vehicle-passenger highway brige interaction
title Effect of inclined angle on a vehicle-passenger-inclined highway bridge
title_full Effect of inclined angle on a vehicle-passenger-inclined highway bridge
title_fullStr Effect of inclined angle on a vehicle-passenger-inclined highway bridge
title_full_unstemmed Effect of inclined angle on a vehicle-passenger-inclined highway bridge
title_short Effect of inclined angle on a vehicle-passenger-inclined highway bridge
title_sort effect of inclined angle on a vehicle passenger inclined highway bridge
topic inclined highway brige
impact factor
speed parameter
vehicle-passenger highway brige interaction
url https://www.jstage.jst.go.jp/article/transjsme/85/869/85_18-00299/_pdf/-char/en
work_keys_str_mv AT shujinishiyama effectofinclinedangleonavehiclepassengerinclinedhighwaybridge
AT shinichroota effectofinclinedangleonavehiclepassengerinclinedhighwaybridge