Quick Answer
Calculate Battery Pack-Level Thermal Interface Resistance Calculator
Calculator
Result Interpretation
Battery Pack-Level Thermal Interface Resistance Calculator computes Pack-level thermal interface resistance in K/W using the defined engineering formula and the input values provided.
Worked Example
Verified calculation
Given:
- Thermal conductivity of interface material = 1.5
- Coolant-side convective heat transfer coefficient = 3500
- Effective contact area per interface = 0.02
- Thermal interface material thickness = 0.0001
Expected Result:
- Pack-level thermal interface resistance = 0.017619047619048
Engineering Interpretation:
Under the given input conditions, the calculated result is: Pack-level thermal interface resistance = 0.017619047619048 K/W.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.
Formula / Method
pack-level thermal interface resistance = (thermal interface material thickness / (thermal conductivity of interface material * effective contact area per interface)) + (1.0 / (coolant-side convective heat transfer coefficient * effective contact area per interface))Formula family: formula_battery_pack_level_thermal_interface_resistance_calculator
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| thickness_ti | Thermal interface material thickness | INPUT | Thermal interface material thickness |
| k_ti | Thermal conductivity of interface material | INPUT | Thermal conductivity of interface material |
| area_contact | Effective contact area per interface | INPUT | Effective contact area per interface |
| h_coolant | Coolant-side convective heat transfer coefficient | INPUT | Coolant-side convective heat transfer coefficient |
| thermal_resistance | Pack-level thermal interface resistance | OUTPUT | Pack-level thermal interface resistance |
Calculation Steps
- Enter the thermal interface material thickness in m.
- Enter the thermal conductivity of interface material in W/(m*K).
- Enter the effective contact area per interface in m^2.
- Enter the coolant-side convective heat transfer coefficient in W/(m^2*K).
- Step 1: Compute pack-level thermal interface resistance.
- Read the pack-level thermal interface resistance (K/W) from the results.
Engineering Summary
Calculate Battery Pack-Level Thermal Interface Resistance Calculator
Frequently Asked Questions
What does this calculator calculate?
The Battery Pack-Level Thermal Interface Resistance Calculator estimates Pack-level thermal interface resistance based on the input parameters you provide
Why is thermal interface material thickness important in this calculation?
thermal interface material thickness is directly proportional to pack-level thermal interface resistance. When you enter thermal interface material thickness in m, the calculator uses it in the engineering formula to compute the output
How should I interpret the result pack-level thermal interface resistance?
The calculator outputs pack-level thermal interface resistance in K/W. The result is computed directly from the input values using the defined engineering formula
What units should I use for the inputs?
Enter each value in the units shown next to the input field: Thermal interface material thickness (m), Thermal conductivity of interface material (W/(m*K)), Effective contact area per interface (m^2), Coolant-side convective heat transfer coefficient (W/(m^2*K)). Make sure all inputs use the specified units for consistent results
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
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