Glen (1955) and Paterson-Budd (1982) flow law with additional water fraction factor from Lliboutry & Duval (1985). More...
#include <GPBLD.hh>
Inheritance diagram for pism::rheology::GPBLD:Public Member Functions | |
| GPBLD (const std::string &prefix, const Config &config, EnthalpyConverter::Ptr EC) | |
| Public Member Functions inherited from pism::rheology::FlowLaw | |
| FlowLaw (const std::string &prefix, const Config &config, EnthalpyConverter::Ptr EC) | |
| virtual | ~FlowLaw ()=default |
| void | effective_viscosity (double hardness, double gamma, double *nu, double *dnu) const |
| Computes the regularized effective viscosity and its derivative with respect to the second invariant \( \gamma \). | |
| void | effective_viscosity (double hardness, double gamma, double eps, double *nu, double *dnu) const |
| std::string | name () const |
| double | exponent () const |
| EnthalpyConverter::Ptr | EC () const |
| double | hardness (double E, double p) const |
| void | hardness_n (const double *enthalpy, const double *pressure, unsigned int n, double *result) const |
| double | softness (double E, double p) const |
| double | flow (double stress, double enthalpy, double pressure, double grain_size) const |
| The flow law itself. | |
| void | flow_n (const double *stress, const double *E, const double *pressure, const double *grainsize, unsigned int n, double *result) const |
Protected Member Functions | |
| double | softness_impl (double enthalpy, double pressure) const |
| The softness factor in the Glen-Paterson-Budd-Lliboutry-Duval flow law. For constitutive law form. | |
| void | flow_n_impl (const double *stress, const double *enthalpy, const double *pressure, const double *grainsize, unsigned int n, double *result) const |
| Protected Member Functions inherited from pism::rheology::FlowLaw | |
| virtual double | flow_impl (double stress, double E, double pressure, double grainsize) const |
| virtual double | hardness_impl (double E, double p) const |
| virtual void | hardness_n_impl (const double *enthalpy, const double *pressure, unsigned int n, double *result) const |
| double | softness_paterson_budd (double T_pa) const |
| Return the softness parameter A(T) for a given temperature T. | |
Protected Attributes | |
| double | m_T_0 |
| double | m_water_frac_coeff |
| double | m_water_frac_observed_limit |
| Protected Attributes inherited from pism::rheology::FlowLaw | |
| std::string | m_name |
| double | m_rho |
| ice density | |
| double | m_beta_CC_grad |
| Clausius-Clapeyron gradient. | |
| double | m_melting_point_temp |
| melting point temperature (for water, 273.15 K) | |
| EnthalpyConverter::Ptr | m_EC |
| double | m_schoofReg |
| regularization parameter for \( \gamma \) | |
| double | m_viscosity_power |
| \( (1 - n) / (2n) \); used to compute viscosity | |
| double | m_hardness_power |
| \( - 1 / n \); used to compute hardness | |
| double | m_A_cold |
| Paterson-Budd softness, cold case. | |
| double | m_A_warm |
| Paterson-Budd softness, warm case. | |
| double | m_Q_cold |
| Activation energy, cold case. | |
| double | m_Q_warm |
| Activation energy, warm case. | |
| double | m_crit_temp |
| critical temperature (cold – warm transition) | |
| double | m_standard_gravity |
| acceleration due to gravity | |
| double | m_ideal_gas_constant |
| ideal gas constant | |
| double | m_n |
| power law exponent | |
Detailed Description
Glen (1955) and Paterson-Budd (1982) flow law with additional water fraction factor from Lliboutry & Duval (1985).
See [AschwandenBlatter]. The basic references are [Glen] and [PatersonBudd] and [LliboutryDuval1985].
The documentation for this class was generated from the following files:
