scholarly journals ALE Finite Element Analysis of Plastic Indentation Process of Lubricated Plate by the Ball Collision

2013 ◽  
Vol 79 (800) ◽  
pp. 477-488
Author(s):  
Masanori TSUKUI ◽  
Shingo OZAKI ◽  
Kazuyoshi MANABE ◽  
Chiharu TADOKORO ◽  
Ken NAKANO
1996 ◽  
Vol 436 ◽  
Author(s):  
Kangjie Li ◽  
T. W. Wu ◽  
J. C. M. Li

AbstractThe evolution of the contact area during an indentation process has been examined by an a.c. technique and also by finite element analysis on five different bulk materials. The consistency of the results obtained by the two approaches not only show the validity and advantage of the a.c. technique but also corroborate the applicability of the elastic contact equation.


1997 ◽  
Vol 12 (8) ◽  
pp. 2064-2071 ◽  
Author(s):  
Kangjie Li ◽  
T. W. Wu ◽  
J. C. M. Li

The evolution of the contact area during an indentation process has been xamined by an ac technique and also by finite element analysis on five mechanically different materials. Constant contact area regimes were observed during the initial unloading stage and the duration of that regime depends strongly on material properties. The consistency of the results obtained by the two approaches not only proves the validity and advantage of the ac indentation technique but also confirms the applicability of contact stiffness equation. The influence of a hardness impression on unloading characteristics has also been clearly demonstrated by numerically simulating a reloading process.


2002 ◽  
Vol 11 (1) ◽  
pp. 30-40 ◽  
Author(s):  
Chatchai Kunavisarut ◽  
Lisa A. Lang ◽  
Brian R. Stoner ◽  
David A. Felton

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