thermal_cable_model.materials — Material Properties

Thermal material property database.

Properties sourced from IEC 60287-2-1 and standard reference tables. All quantities are in SI units.

class ThermalMaterial

Bases: object

Isotropic thermal material.

Parameters:

• name (str) – Human-readable identifier.

• thermal_conductivity (float) – λ in W/(m·K).

• thermal_resistivity (float) – ρ = 1/λ in (K·m)/W.

• volumetric_heat_capacity (float) – ρ_m · c_p in J/(m³·K).

name: str

thermal_conductivity: float

thermal_resistivity: float

volumetric_heat_capacity: float

classmethod from_conductivity(name, conductivity, volumetric_heat_capacity)

Parameters:

• name (str)

• conductivity (float)

• volumetric_heat_capacity (float)

Return type:

ThermalMaterial

property thermal_diffusivity: float

α = λ / (ρ·c_p) in m²/s.

__init__(name, thermal_conductivity, thermal_resistivity, volumetric_heat_capacity)

Parameters:

• name (str)

• thermal_conductivity (float)

• thermal_resistivity (float)

• volumetric_heat_capacity (float)

Return type:

None