Mechanical APDL Structural Analysis Guide

(lily) #1
YOUNGS= 30e3
NU =0.3
SIGMA0= 18.0
MP,EX,1,YOUNGS
MP,PRXY,1,NU

TB,CHAB,1,1,3
TBDATA,1,SIGMA0,
TBDATA,2,5174000,4607500,17155,1040,895.18,9
TB,CREEP,1,1, ,1
TBDATA,1, 2.0E-10,0.01,0.1,0
RXX=1.1
RYY=1.1
RZZ=1.0
RXY=1.0
RYZ=1.0
RZX=1.0
TB,HILL,1,1
TBDATA,1,RXX,RYY,RZZ,RXY,RYZ,RZX

For information about the CHAB option, see Nonlinear Kinematic Hardening.


For information about the CREEP option, see Implicit Creep Equations and Implicit Creep Proced-
ure (p. 211).


For information about the HILL option, see Hill Yield Criterion.


8.4.2.53. CHAB and CREEP and HILL and MISO Example.


This input listing illustrat es an example of modeling anisotropic plasticity with Chaboche nonlinear
kinematic hardening, multilinear isotropic hardening and implicit creep.


YOUNGS= 30e3
NU =0.3
SIGMA0= 18.0

MP,EX,1,YOUNGS
MP,PRXY,1,NU
TB,CHAB,1,1,3
TBDATA,1,SIGMA0,
TBDATA,2,5174000,4607500,17155,1040,895.18,9
TB,CREEP,1,1, ,1
TBDATA,1, 2.0E-10,0.01,0.1,0

RXX=1.1
RYY=1.1
RZZ=1.0
RXY=1.0
RYZ=1.0
RZX=1.0
TB,HILL,1,1
TBDATA,1,RXX,RYY,RZZ,RXY,RYZ,RZX

For information about the CHAB option, see Nonlinear Kinematic Hardening.


For information about the CREEP option, see Implicit Creep Equations and Implicit Creep Proced-
ure (p. 211).


For information about the HILL option, see Hill Yield Criterion.


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Modeling Material Nonlinearities
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