Drucker Prager Non-associate Plastic Model

Embedded in MSC.MARC to extend the constitutive laws

Two versions are available now

Implicit backward-eulerian nonlinear integration

Advantage: Efficient and precise

Reference:
Belytschko et al. "Nonlinear Finite Elements for Continua and Structures"

 

Explicit nonlinear integration

Advantage: Stable

Reference:
Owen & HintonúČ"Finite elements in plasticity"

 

Uniaxial compression with different  hydraulic pressure

Uniaxial compression with different hydraulic pressure

Poisson ratio in uniaxial compression

Poisson ratio in uniaxial compression

Plastic strain in a slope

Plastic strain in a slope

 

Tri-axial compression

Tri-axial compression

 

Download here

Download here

 

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