types.hpp

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#pragma once
/**
 * @file types.hpp
 * @brief Basic physical and numerical parameter types for the 1D heat problem.
 */
 
/**
 * @brief Physical parameters of the wall heat conduction problem.
 */
struct PhysParams {
    double L_cm   = 31.0;  ///< Wall thickness [cm]
    double D_cm2h = 93.0;  ///< Thermal diffusivity [cm^2/h]
    double Tin    = 38.0;  ///< Initial temperature [°C]
    double Tsur   = 149.0; ///< Surface (Dirichlet) temperature [°C]
};
 
/**
 * @brief Numerical parameters controlling the discretization and output.
 */
struct NumParams {
    double dx       = 0.05; ///< Spatial step [cm]
    double dt       = 0.01; ///< Time step [h]
    double tEnd     = 0.5;  ///< Final time [h]
    double outEvery = 0.1;  ///< Output interval [h]
};