Deformation Analysis of Elastic-Plastic Frames

1972 ◽  
Vol 98 (10) ◽  
pp. 2247-2267
Author(s):  
Donald E. Grierson
1969 ◽  
Vol 95 (11) ◽  
pp. 2513-2515
Author(s):  
Alfred Korn ◽  
Theodore V. Galambos

1964 ◽  
Vol 90 (2) ◽  
pp. 315-346 ◽  
Author(s):  
Arthur C. Heidebrecht ◽  
Seng-Lip Lee ◽  
John F. Flemming

Author(s):  
Yoichi Kawashima ◽  
Yuzuru Sakai ◽  
Nobuki Yamagata

Smoothed particle hydrodynamics (SPH)[1] is extended to the elastic-plastic large deformation analysis of metals and the hyper-elastic analysis of rubbers. The elastic-plastic analysis theory and the large deformation theory used in this study are fundamentally similar to those of FEM however the theories are applied at the particle points within a smoothing radius in SPH models. In this study the volume constant condition is imposed on the plastic deformation process using a pressure equation given by the particle density condition in a unit volume. Test problems show that the large deformation analysis by SPH leads to good stability and accuracy comparing with FEM results.


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