HVAC calculations

Airflow from Sensible Load

Estimate airflow needed to transfer a sensible heat load at a chosen temperature difference.

Calculator

Airflow from Sensible Load

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Result -

Formula

Flow(m3/h) = (SensibleLoad(kW) x 3600) / (1.2 x DeltaT)

Worked example

50 kW at ΔT = 10 °C gives 50 × 3600/(1.2 × 10) = 15000 m³/h.

Scope and interpretation

Fresh-air requirements, humidity control and pressure losses require separate design checks.