1. Initial Sensitivity Studies of Basin Shortening: An Exploration of Mechanisms
Roozbeh Foroozan

2. Introduction

3. Rock Mechanics Modeling

4. FEM Modeling Shear band Non homogeneity cu= 10 ± 5 MPa PLAXIS (qu=2cu)
COMSOL
cu= 10 ± 5 MPa

5. FEM Modeling Cohesive Material Cohesive-Frictional Material (f=30)
15km x 5km
E = 0.5 GPa
Cohesive-Frictional Material (f=30)

6. FEM Modeling Varying Cohesion (10±5MPa to 50±5MPa)
Varying Cohesion and Lateral Loading

7. FDM Modeling
Graben formation above a tilting basement

8. Effect of Water
Effective stress reduction

9. FDM Modeling
Water Effect

10. FDM Modeling
Large Deformation
Strain Softening