Constitutive Models in 3DEC

Block Constitutive Models

This material is no longer available.

Zone Constitutive Models

The material formerly located in the Constitutive Models volume of the 3DEC Manual that described zone constitutive models has been moved to a unified presentation of material models for zones in 3DEC and FLAC3D that is found under the “Constitutive Models” heading in the Itasca Software Guide.

Creep Material Models

The material formerly located in the Creep Material volume of the 3DEC Manual has been moved to the unified presentation of creep material models, shared by 3DEC and FLAC3D, found under the “Constitutive Models” heading in the Itasca Software Guide.

Joint Constitutive Models

Each of the following models is described in the sections following this page.

• Elastic Joint Model
• Mohr-Coulomb Joint Model
• Softening-Healing Mohr-Coulomb Joint Model
• Bilinear Mohr-Coulomb Joint Model
• Power Law Creeping Joint Model
• Continuously Yielding Joint Model
• Nonlinear Joint Model

Writing New Constitutive Models

Please refer to the user written C++ joint models section.