ANSYS, Inc. Release Notes
Release 13.0 includes the following enhancement in the area of coupled-field analysis:
The coupled-field elements PLANE223, SOLID226, and SOLID227 now support structural material nonlinearities. The following plasticity, viscoelasticity, and viscoplasticity/creep material properties are available with structural-thermo-electric analyses.
Plasiticy: PLASTIC, BISO, MISO, NLISO, BKIN, MKIN, KINH, CHABOCHE, HILL, SMA, CAST, EDP, and GURSON
Viscoelastic: PRONY and SHIFT
Viscoplasticity/creep: CREEP and RATE
For more information, see PLANE223, SOLID226, and SOLID227 in the Element Reference, the TB command in the Command Reference and Structural-Thermal-Electric Analyses in the Coupled-Field Analysis Guide.