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- 2008-1-21
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- 1970-1-1
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initial stress contributions are not included in stiffness matrix
maximum nodal temperature change per time step = 1.00000E+02
maximum nodal temperature change before reassembly = 1.00000E+02
recycle for properties when temperature estimation error exceeds 9.00000E+02
solution of non-positive definite equation systems will be forced
analysis will be continued if convergence has not been reached
control messages will be written to log file
parameters
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parameters set as follows
predictor used for stress-strain calculation 1.00000E+00
penalty factor for boundary conditions 1.00000E+09
penalty for incompressibility - r-p flow 1.00000E+02
penalty for incompressibility - fluid flow 1.00000E+06
beta parameter for Newmark operator 2.50000E-01
gamma parameter for Newmark operator 5.00000E-01
gamma1 parameter for Single-Step-Houbolt 1.50000E+00
gamma parameter for Single-Step-Houbolt -5.00000E-01
sharp angle for sticking/separating - 2D 8.62500E+00
sharp angle for sticking/separating - 3D 2.00000E+01
initial strain rate for r-p flow 1.00000E-04
lowest strain rate cutoff for r-p flow 1.00000E-06
fraction of dilatational stress neglected 1.00000E+00
factor for drilling d.o.f for shells 1.00000E-04
factor for displacement after rezoning 1.00000E+00
universal gas constant 8.31400E+03
absolute temperature offset 2.73150E+02
thermal properties evaluation weight 5.00000E-01
surface projection factor in ssh dynamics 0.00000E+00
Stefan Boltzmann constant 5.67051E-11
Planck's second radiation constant 1.43877E-02
Speed of light in vacuum 2.99790E+08
maximum iterative displacement component 1.00000E+30
initial stiffness to simulate sticking 0.00000E+00
我是做拉拔工艺的,热力耦合,模拟老是不成功,敢问高手,这是什么问题 |
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