Fire Origin & HRR Calculator
Estimate heat release rate, flashover time, and ventilation control for fire investigation. Uses Thomas correlations and t-squared growth models.
Inputs
sq ft
ft
lbs/sq ft
sq ft
Results
Heat Release Rate
3,254 kW
Time to Flashover
2.9 min
Ventilation ControlledYes
How to Use This Calculator
- Enter Room Area, Ceiling Height, and Fuel Load.
- Set Ventilation Opening.
- Review Heat Release Rate (kW) and Time to Flashover (min).
- Use Ventilation Controlled to inform your decision.
- Use the chart to visualize the results and explore different scenarios by adjusting inputs.
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