Vehicle Frontal Impact to Pole Barrier Simulation Using Computer Finite Element Model

Author(s):  
Luu Nguyen Phu Thuong
2007 ◽  
Vol 6 (5) ◽  
pp. 711-717 ◽  
Author(s):  
Tso-Liang Teng ◽  
Hung-Wen Lan ◽  
Ming Yang

2015 ◽  
Vol 18 (4) ◽  
pp. 72-76
Author(s):  
Tam Thanh Nguyen

The finite element model of bus was developed and LS – DYNA software was used to simulate structural safety of the bus when frontal impact happens. Based on the existing problems of the bus front structure, some improving methods for the bus structure were proposed, and simulation testing was conducted. Simutaion results showed that, the bus structure to satisfy safety condition. However, the collision engergy absorption of bus front structure was designed, as a results the collision acceleration was decreased, and passengers safety were increased.


2015 ◽  
Vol 16 (sup2) ◽  
pp. S87-S95 ◽  
Author(s):  
David Poulard ◽  
Damien Subit ◽  
Bingbing Nie ◽  
John-Paul Donlon ◽  
Richard W. Kent

1989 ◽  
Vol 17 (4) ◽  
pp. 305-325 ◽  
Author(s):  
N. T. Tseng ◽  
R. G. Pelle ◽  
J. P. Chang

Abstract A finite element model was developed to simulate the tire-rim interface. Elastomers were modeled by nonlinear incompressible elements, whereas plies were simulated by cord-rubber composite elements. Gap elements were used to simulate the opening between tire and rim at zero inflation pressure. This opening closed when the inflation pressure was increased gradually. The predicted distribution of contact pressure at the tire-rim interface agreed very well with the available experimental measurements. Several variations of the tire-rim interference fit were analyzed.


1996 ◽  
Vol 24 (4) ◽  
pp. 339-348 ◽  
Author(s):  
R. M. V. Pidaparti

Abstract A three-dimensional (3D) beam finite element model was developed to investigate the torsional stiffness of a twisted steel-reinforced cord-rubber belt structure. The present 3D beam element takes into account the coupled extension, bending, and twisting deformations characteristic of the complex behavior of cord-rubber composite structures. The extension-twisting coupling due to the twisted nature of the cords was also considered in the finite element model. The results of torsional stiffness obtained from the finite element analysis for twisted cords and the two-ply steel cord-rubber belt structure are compared to the experimental data and other alternate solutions available in the literature. The effects of cord orientation, anisotropy, and rubber core surrounding the twisted cords on the torsional stiffness properties are presented and discussed.


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