RCAIDE.Library.Components.Thermal_Management.Batteries.Air_Cooled

Air_Cooled#

class Air_Cooled(*args, **kwarg)[source]#

Bases: Component

A class representing an air-cooled thermal management system for battery packs using direct convection cooling.

tag#

Unique identifier for the cooling system, defaults to ‘air_cooled_heat_acquisition’

Type:

str

cooling_fluid#

Air properties for cooling calculations, defaults to standard Air()

Type:

Air

cooling_fluid.flowspeed#

Air flow velocity through the cooling channels, defaults to 0.01

Type:

float

convective_heat_transfer_coefficient#

Heat transfer coefficient between air and battery surface, defaults to 35.0

Type:

float

heat_transfer_efficiency#

Overall efficiency of the heat transfer process, defaults to 1.0

Type:

float

Notes

The air-cooled system provides direct convective cooling for battery thermal management. It includes functionality for:

  • Operating condition analysis

  • Thermal performance calculation

  • Condition plotting and visualization

Definitions

‘Convective Heat Transfer Coefficient’

Rate of heat transfer between the battery surface and cooling air

‘Heat Transfer Efficiency’

Ratio of actual to theoretical maximum heat transfer

See also

RCAIDE.Library.Components.Thermal_Management.Batteries.Liquid_Cooled_Wavy_Channel

Alternative cooling approach using liquid coolant

RCAIDE.Library.Components.Thermal_Management.Batteries.Cryocooler

Alternative cooling approach for extreme temperatures

append_operating_conditions(segment, coolant_line)[source]#

Adds operating conditions for the cooling system to a mission segment.

Parameters:

  • segment (Data) – Mission segment to which conditions are being added

  • coolant_line (Data) – Cooling system flow path information

append_segment_conditions(segment, coolant_line, conditions)[source]#

Adds specific segment conditions to the cooling system analysis.

Parameters:

  • segment (Data) – Mission segment being analyzed

  • coolant_line (Data) – Cooling system flow path information

  • conditions (Data) – Operating conditions for the segment

compute_thermal_performance(battery, bus, coolant_line, Q_heat_gen, T_cell, state, delta_t, t_idx)[source]#

Calculates thermal performance of the air cooling system.

Parameters:

  • battery (Data) – Battery pack information

  • bus (Data) – Electrical bus data

  • coolant_line (Data) – Cooling system flow path information

  • Q_heat_gen (float) – Heat generation rate

  • T_cell (float) – Current cell temperature

  • state (Data) – Current system state

  • delta_t (float) – Time step size

  • t_idx (int) – Time index in the simulation

Returns:

Updated battery temperature

Return type:

float

plot_operating_conditions(results, coolant_line, save_filename, save_figure, show_legend, file_type, width, height)[source]#

Creates visualization plots of the cooling system operating conditions.

Parameters:

  • results (Data) – Simulation results data

  • coolant_line (Data) – Cooling system flow path information

  • save_filename (str) – Path for saving the plot

  • save_figure (bool) – Flag to save the figure

  • show_legend (bool) – Flag to display plot legend

  • file_type (str) – Output file format

  • width (float) – Plot width

  • height (float) – Plot height