共搜索到10918条信息,每页显示10条信息,共1092页。用时:0小时0分0秒468毫秒
J. Cent. South Univ. (2020) 27: 2776-2791 DOI: https://doi.org/10.1007/s11771-020-4498-4 Dynamic performance of six-axle locomotive subjected to asymmetric brake shoe forces LIU Peng-fei(刘鹏飞)1, 2...: To research the influence of asymmetric brake shoe forces(ABSF) induced by braking failure on the dynamic performance of six-axle locomotive, the static equilibrium model of three-axle bogie......
......
Influence of central buckle on suspension bridge dynamic characteristics and driving comfortWANG Da(王达), DENG Yang(邓扬), LIU Yang(刘扬) (School of Civil Engineering and Architecture, Changsha University... displacements of the main girder.Key words:suspension bridge; central buckle; dynamic characteristic; separation method; impact factor......
Nonlinear finite element analysis of effect of seismic waves on dynamic response of Shiziping damDING Xuan-ming(丁选明)1, 2, LIU Han-long(刘汉龙)1, YU Tao(于陶)1, KONG Gang-qiang(孔纲强)1(1. Key Laboratory...-Chang constitutive model and the equivalent viscoelastic constitutive model are used to simulate the static and dynamic stress-strain relationships of the dam materials, respectively. Four groups......
J. Cent. South Univ. Technol. (2011) 18: 2080-2084 DOI: 10.1007/s11771-011-0946-5 Computational simulation of convective flow in the Earth crust under consideration of dynamic crust-mantle... was used to solve fluid dynamic interaction problems between the crust and mantle of the Earth. To consider different mechanical behaviours, the lithosphere consisting of the crust and upper mantle......
......
reflected by flow curve which is a direct consequence of microstructural changes involving work hardening (WH), dynamic recovery(DRV) and dynamic recrystallization(DRX). The calculation of the forces.... The constitutive equation of stress-strain curves was expressed in terms of dynamic recovery region and dynamic recrystallization region, in which the effect of dynamic recrystallization on flow......
Dynamic modeling of wave driven unmanned surface vehicle in longitudinal profile based on D-H approachTian Bao-qiang(田宝强)1, 2, Yu Jian-cheng(俞建成)1, Zhang Ai-qun(张艾群)1(1. State Key Laboratory... ocean robot drived by wave energy and solar energy, and it is very suitable for the vast ocean observations with incomparable endurance. Its dynamic modeling is very important because......
......
J. Cent. South Univ. (2020) 27: 1870-1879 DOI: https://doi.org/10.1007/s11771-020-4414-y Influence of excavation beneath existing building on dynamic impedances of underpinning pile considering... of pile but neglected the difference of dynamic characteristics before and after construction, and potential changes in stress history of remaining soil are also ignored. In this work, a calculation model......