Finite Element Modeling the Effect of Pressing Temperature and Temperature Rise on ECAE Process of CP-Ti

2007 ◽  
pp. 1891-1894
Author(s):  
Hong Jiang ◽  
Chao Ying Xie
2007 ◽  
Vol 561-565 ◽  
pp. 1891-1894
Author(s):  
Hong Jiang ◽  
Chao Ying Xie

The aim of equal channel angular extrusion is to get ultrafine grained bulk materials. The practice process is not under isothermal conditions. It is important to understand the details of the deformation and temperature transient within the shear zone. The temperature rise and temperature distribution in the billet and die during equal channel angular extrusion at different pressing temperatures were investigated by using 3D FEM.


1991 ◽  
Vol 3 (1) ◽  
pp. 235-253 ◽  
Author(s):  
L. D. Philipp ◽  
Q. H. Nguyen ◽  
D. D. Derkacht ◽  
D. J. Lynch ◽  
A. Mahmood

1993 ◽  
Vol 21 (1) ◽  
pp. 23-39 ◽  
Author(s):  
R. W. Scavuzzo ◽  
T. R. Richards ◽  
L. T. Charek

Abstract Tire vibration modes are known to play a key role in vehicle ride, for applications ranging from passenger cars to earthmover equipment. Inputs to the tire such as discrete impacts (harshness), rough road surfaces, tire nonuniformities, and tread patterns can potentially excite tire vibration modes. Many parameters affect the frequency of tire vibration modes: tire size, tire construction, inflation pressure, and operating conditions such as speed, load, and temperature. This paper discusses the influence of these parameters on tire vibration modes and describes how these tire modes influence vehicle ride quality. Results from both finite element modeling and modal testing are discussed.


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