Smoothjoint Model Properties
The properties of the Smooth-Joint Model model are shown below for reference. More detailed information regarding these properties is presented here.
Note
Some properties are read only as stated below.
- ddir (3D) f
\(\theta_d\) - joint dip direction in units degrees with default value 0.0.
- dip f
\(\theta_p\) - joint dip in units degrees with default value 0.0.
- sj_area f
\(A\) - joint area. This is a read-only property.
- sj_coh f
\(c\) - cohesion with default value 0.0.
- sj_da f
\(\psi\) - dilation angle in units degrees with default value 0.0.
- sj_fa f
\(\phi\) - joint friction angle in units degrees with default value 0.0.
- sj_fn f
\(F_n\) - normal force magnitude with default value \(\mathbf 0\).
- sj_fric f
\(\mu\) - friction coefficient with default value 0.0.
- sj_fs v
\(\mathbf{F_s}\) - shear force vector with default value \(\mathbf{0}\).
- sj_gap f
\(g_j\) - joint gap with default value 0.0.
- sj_kn f
\(k_n\) - normal stiffness per unit area in units force/volume with default value 0.0.
- sj_ks f
\(k_s\) - shear stiffness per unit area in units force/volume with default value 0.0.
- sj_radius f
\(R\) - joint radius. This is a read-only property.
- sj_rmul f
\(\lambda\) - joint radius multiplier with default value 1.0.
- sj_shear f
\({\tau}_c\) - shear strength in units stress with default value 0.0.
- sj_slip b
\(s\) - slip state. This is a read-only property.
- sj_state i
\(S_j\) - joint bond state with default value 0.
- sj_ten f
\({\sigma}_c\) - tensile strength in units stress with default value 0.0.
- sj_un f
\(\stackrel{\frown}{{\delta_n}}\) - normal displacement. This is a read-only property.
- sj_unorm v
\(\mathbf{\hat{n}_j}\) - joint unit normal. This is a read-only property.
- sj_us v
\(\stackrel{\frown}{{\pmb{\delta}_\mathbf{s}}}\) - shear displacement. This is a reead-only property.
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