PTT Form

PTT Form = {model_name}

Description / Usage

This card is used in the Phan-Thien Tanner model in the nonlinear stress terms. This is an optional card, and the default behavior is preserved as EXPONENTIAL for backwards compatibility. Definitions of the input parameters are as follows:

EXPONENTIAL

The default model, the exponential PTT form

LINEAR

Linear form of the PTT constitutive equation.

Examples

The following is a sample card that sets the PTT to the Linear form

PTT Form = LINEAR

Technical Discussion

No Discussion.