Coolant Flow Rate Calculator

Thermal Management Protocol • Burlington Cycle
Required Mass Flow
0.00 L/min
ΔT BELOW SAFE THRESHOLD — INCREASE DELTA OR REDUCE LOAD

Derivation

The flow rate is derived from the fundamental heat transfer equation:

ṁ = Q / (cₚ × ΔT)
where ṁ is mass flow rate, Q is thermal load, cₚ is specific heat capacity, ΔT is temperature differential.

For a 50/50 ethylene glycol mixture at operating temperature, cₚ ≈ 3.3 kJ/(kg·K). Density ρ ≈ 1.05 kg/L.

Grounded in Wikidata Q487756 (Specific Heat Capacity) & ISO 80000-5:2019
Car radiator close-up showing thermal exchange fins
Fig 1.0: Radiator face geometry. Surface area dictates maximum heat rejection velocity.
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