LMTD Heat Exchanger Calculator

Calculate log mean temperature difference and required heat exchanger area for parallel and counter-flow configurations.

Temperature of hot fluid entering.
°C
Temperature of hot fluid leaving.
°C
Temperature of cold fluid entering.
°C
Temperature of cold fluid leaving.
°C
W&T: 300-1000, Gas-gas: 10-40 W/m²K.
W/m²·K
Total heat to be transferred.
kW

Results

LMTD (Counter-flow)-°C
LMTD (Parallel-flow)-°C
Area (Counter-flow)-m²
Area (Parallel-flow)-m²
References: Incropera — Heat Transfer; TEMA Standards