|
|
|
|
|
Qi-Ang Wang, Xin-Yu Huang, Jun-Fang Wang, Yi-Qing Ni, Sheng-Cai Ran, Jian-Peng Li and Jia Zhang
Rail corrugation is a serious problem in a railway transportation system, aggravating the operational risk and shortening the lifetime of train?track system. In order to ensure the safety and reliability of the railway system, the detection of rail corru...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hongyin Yang, Nanhao Wu, Wei Zhang, Zhangjun Liu, Jianfeng Fan and Changjun Wang
An improved spatial vehicle?track?bridge interaction system considering the unsupported track is proposed using the virtual work principle. When the track fails to be supported due to the defects under the track, the corresponding bridge?rail connection ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ruodan Yu, He Ma, Jun Zhang and Yan Niu
In order to study the derailment process and dynamic performance-changing rules of vehicles on a curved track, a method of calculating critical derailment speed is proposed, which is the progressive trial method. In terms of their theoretical basis and c...
ver más
|
|
|
|
|
|
|
|
|
|
|
Quan Gu, Jinghao Pan, Yongdou Liu, Minhong Fu and Jianguo Zhang
Dynamic response analysis of a train?track?bridge (TTB) system is a challenging task for researchers and engineers, partially due to the complicated nature of the wheel?rail interaction (WRI). When Newton?s method is used to solve implicit nonlinear fini...
ver más
|
|
|
|
|
|
|
|
|
|
|
Maorui Hou, Bingzhi Chen and Di Cheng
Wheel wear is one of the most critical factors affecting the vehicle performances and maintenance costs of railway vehicles. However, previous research has to ignore the initial wheel-rail profiles for the evolution of wheel wear. Therefore, this work in...
ver más
|
|
|
|
|
|
|
|
|
|
|
|
S. V. Voronin,B. S. Asadov,V. O. Stefanov,D. V. Onopreichuk,O. O. Gubin
Pág. 35 - 45
|
|
|
|
|
|
|
|
|
|
|
Wenjing Wang, Jinyi Bai, Shengchuan Wu, Jing Zheng and Pingyu Zhou
The welded bogie frame is the critical safety part of the urban metro vehicle. This paper focuses on finding out the factors inducing the fatigue cracks initiated from the positioning block weld toe of metro bogie frame. Fracture morphology and metallogr...
ver más
|
|
|
|
|
|
|
|
|
|
|
Makoto Akama and Akira Kiuchi
Rolling contact fatigue cracks in rail and wheel undergo non-proportional mixed mode I/II/III loading. Fatigue tests were performed to determine the coplanar and branch crack growth rates on these materials. Sequential and overlapping mode I and III load...
ver más
|
|
|
|
|
|
|
|
|
|
|
O. V. Agarkov,R. M. Yosyfovych
Pág. 71 - 86
Purpose. In the research one should do: 1) to determine a 3-d stress-strain state of the rail head in contact with the rolling wheels; 2) to analyze different forms of contact interaction; 3) to obtain the data necessary to calculate the durability of ra...
ver más
|
|
|
|
|
|
|
|
|
|
|
Péter Tamás Zwierczyk, Károly Váradi
Pág. 93 - 99
Our investigation aimed to analyse the contact pressure distribution, the contact area and the sliding procedure in a railway wheel-rail contact by using finite element method. The analysis were created with linear elastic material model. The elaborated ...
ver más
|
|
|
|
|
|
|
|
|
|
|
L. I. Vakulenko,V. A. Sokyrko,Y. L. Nadezhdin
Pág. 126 - 132
|
|
|
|
|
|
|
|
|
|
|
L. I. Vakulenko,Yu. L. Nadezhdin
Pág. 226 - 229
The observed questions of estimate influence content of carbon in steel on the formation defects on the surface rail wheels at exploitation.
|
|
|
|
|
|
|
|
|
|
|
L. I. Vakulenko,S. V. Proiydak,Y. L. Nadejdin
Pág. 156 - 159
The observed questions of estimate mechanism formation damage behavior is considered to be result of a directional variation in of strengthened and heat metal on the surface roll wheels.
|
|
|
|
|
|
|
|
|
|
|
I. A. Vakulenko,V. A. Sokirko,A. S. Baskevich
Pág. 160 - 163
The observed questions of estimate degree decrease density dislocations in carbon steel rail wheel after electrical impulse treatment.
|
|
|
|
|
|
|
|
|
|
|
V. O. Melnychuk,A. V. Savchuk,M. A. Hrichanyi,I. Yu. Khomenko
Pág. 143 - 146
In the article the videotape recordings of wheel motion on rail track, done during the dynamic tests of carriages, are analyzed. The treatment includes fixing of wheel rim positions in relation to a rail, construction of the spline function of displaceme...
ver más
|
|
|
|
|
|
|
|
|
|
|
I. I. Luchko,Ye. H. Ivanyk,V. M. Semerak
Pág. 21 - 24
Temperature fields of components in relative sliding motion of the wheel-rail system can be analysed on the quasistationary approach
|
|
|
|
|
|
|
|
|
|
|
L. A. Manashkin,S. V. Myamlyn,V. Y. Prykhodko
Pág. 36 - 39
In the article some variants of a wheel passing a joint from rail to rail are considered and the forces occurring in this process are estimated. The related mathematical description of the wheel-rail shock interaction is proposed.
|
|
|
|
|
|
|
|
|
|
|
V. I. Prykhodko
Pág. 167 - 169
Description of the mathematical model of wheel/rail impact interaction has been given in this paper. In this, the impact action can be regarded both as elastic and viscous.
|
|
|
|
|
|
|
|
|
|
|
O. M. Savchuk,O. H. Reidemeister,K. B. Savchenko,O. O. Shykunov
Pág. 131 - 133
The algorithm of decision of contact task of power co-operation of the pair «wheel?rail» is resulted in the modern raising for the detailed mathematical design of wheel and rail by the method of finite elements.
|
|
|
|
|
|