Mechanical APDL Structural Analysis Guide

8.4.2.4. RATE and CHAB and NLISO Example.

This input listing illustrat es an example of combining viscoplasticity and Chaboche nonlinear kinematic
hardening plasticity and nonlinear isotropic hardening plasticity.

MP,EX,1,20.0E5! ELASTIC CONSTANTS

MP,NUXY,1,0.3

TB,RATE,1,,,PERZYNA! RATE TABLE

TBDATA,1,0.5,1

TB,CHAB,1,3,5! CHABOCHE TABLE

TBTEMP,20,1! THIS EXAMPLE TEMPERATURE DEPENDENT

TBDATA,1,500,20000,100,40000,200,10000

TBDATA,7,1000,200,100,100,0

TBTEMP,40,2

TBDATA,1,880,204000,200,43800,500,10200

TBDATA,7,1000,2600,2000,500,0

TBTEMP,60,3

TBDATA,1,1080,244000,400,45800,700,12200

TBDATA,7,1400,3000,2800,900,0

TB,NLISO,1,2! NLISO TABLE

TBTEMP,40,1

TBDATA,1,880,0.0,80.0,3

TBTEMP,60,2

TBDATA,1,1080,0.0,120.0,7

For information about the RATE option, see Rate-Dependent Viscoplastic Materials, and Viscoplasti-
city (p. 213) in this document.

For information about the NLISO option, see Nonlinear Isotropic Hardening.

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

8.4.2.5. BISO and CHAB Example.

This input listing illustrat es an example of combining bilinear isotropic hardening plasticity with Chaboche
nonlinear kinematic hardening plasticity.

MP,EX,1,185.0E3! ELASTIC CONSTANTS

MP,NUXY,1,0.3

TB,CHAB,1! CHABOCHE TABLE

TBDATA,1,180,100,3

TB,BISO,1! BISO TABLE

TBDATA,1,180,200

For information about the BISO option, see Bilinear Isotropic Hardening.

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

8.4.2.6. MISO and CHAB Example.

This input listing illustrat es an example of combining multilinear isotropic hardening plasticity with
Chaboche nonlinear kinematic hardening plasticity.

MP,EX,1,185E3! ELASTIC CONSTANTS

MP,NUXY,1,0.3

TB,CHAB,1! CHABOCHE TABLE

TBDATA,1,180,100,3! THIS EXAMPLE ISOTHERMAL

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Modeling Material Nonlinearities