HardeningSoil
Hardening-Soil model -- work-hardening elastoplastic soil with separate loading and unloading/reloading stiffnesses, suitable for staged geotechnical analyses.
Examples
material = project.HardeningSoil(name='HS Sand', Eur_ref=90)
material.Eur_refProperties
- name : str
- Material name.
- color : Color
- Material color.
- gamma_dry : float | ParameterMap | Profile | Gradient
- Dry unit weight.
- gamma_sat : float | ParameterMap | Profile | Gradient
- Saturated unit weight.
- reducible_strength : bool
- Reducible strength flag.
- E : float | ParameterMap | Profile | Gradient
- Young's modulus.
- nu : float | ParameterMap | Profile | Gradient
- Poisson's ratio.
- E50_ref : float | ParameterMap | Profile | Gradient
- Reference secant stiffness from drained triaxial test.
- Eur_ref : float | ParameterMap | Profile | Gradient
- Reference unloading/reloading stiffness.
- pressure_dependence : int
- Pressure dependence type.
- pref : float | ParameterMap | Profile | Gradient
- Reference pressure.
- m : float | ParameterMap | Profile | Gradient
- Power for stress-level dependency of stiffness.
- Ru : float | ParameterMap | Profile | Gradient
- Pore pressure ratio.
- E0_ref : float | ParameterMap | Profile | Gradient
- Reference initial stiffness (small-strain).
- gamma_07 : float | ParameterMap | Profile | Gradient
- Shear strain at which G_s = 0.7 G_0.
- Eoed_ref : float | ParameterMap | Profile | Gradient
- Reference oedometer stiffness.
- c : float | ParameterMap | Profile | Gradient
- Cohesion.
- phi : float | ParameterMap | Profile | Gradient
- Friction angle.
- flow_rule : int
- Flow rule type (Constant/Rowe/Taylor).
- psi : float | ParameterMap | Profile | Gradient
- Dilation angle.
- ev_cr : float | ParameterMap | Profile | Gradient
- Critical volumetric strain.
- es_cr : float | ParameterMap | Profile | Gradient
- Critical shear strain.
- dilation_cap : int
- Dilation cap type.
- M : float | ParameterMap | Profile | Gradient
- Stiffness parameter M (from IHardeningSoilA, different from m).
- tension_cutoff : bool
- Tension cutoff enabled.
- sigma_t : float | ParameterMap | Profile | Gradient
- Tensile strength.
- hydraulic_conductivity_option : int
- Hydraulic conductivity option.
- hydraulic_model : int
- Hydraulic model type.
- drainage : int
- Drainage type.
- excess_pore_pressure : float
- Excess pore pressure.
- K0 : float | ParameterMap | Profile | Gradient
- Coefficient of earth pressure at rest.
- K0_type : int
- K0 type (auto or user).
- cavitation_cutoff : bool
- Cavitation cutoff enabled.
- pcav : float | ParameterMap | Profile | Gradient
- Cavitation pressure.
- Kx : float | ParameterMap | Profile | Gradient
- Hydraulic conductivity in x-direction.
- Ky : float | ParameterMap | Profile | Gradient
- Hydraulic conductivity in y-direction.
- Kz : float | ParameterMap | Profile | Gradient
- Hydraulic conductivity in z-direction.
- K : float | ParameterMap | Profile | Gradient
- Isotropic hydraulic conductivity.
- e : int
- Void ratio.
- alpha : float | ParameterMap | Profile | Gradient
- van Genuchten alpha parameter.
- n : int
- van Genuchten n parameter.
- Sr : float | ParameterMap | Profile | Gradient
- Residual saturation.
- Ss : float | ParameterMap | Profile | Gradient
- Saturated saturation.