Creep buckling analysis of circular cylindrical shell under axial compression using creep damage mechanics

2000 ◽  
Vol 2000.13 (0) ◽  
pp. 67-68
Author(s):  
Seiya HAGIHARA ◽  
Noriyuki MIYAZAKI
1990 ◽  
Vol 56 (529) ◽  
pp. 1957-1961
Author(s):  
Seiya HAGIHARA ◽  
Noriyuki MIYAZAKI ◽  
Takashi UEDA ◽  
Tsuyoshi MUNAKATA

1987 ◽  
Vol 109 (2) ◽  
pp. 179-183 ◽  
Author(s):  
N. Miyazaki

The finite element method is applied to the creep buckling of circular cylindrical shells under axial compression. Not only the axisymmetric mode but also the bifurcation mode of the creep buckling are considered in the analysis. The critical time for creep buckling is defined as either the time when a slope of a displacement versus time curve becomes infinite or the time when the bifurcation buckling occurs. The creep buckling analyses are carried out for an infinitely long and axially compressed circular cylindrical shell with an axisymmetric initial imperfection and for a finitely long and axially compressed circular cylindrical shell. The numerical results are compared with available analytical ones and experimental data.


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