Flow Configuration
Hot Fluid
°C
°C
kg/s
kJ/kg·K
Cold Fluid
°C
°C
kg/s
kJ/kg·K
Heat Transfer
W/m²K
Awaiting Input
Sizing Results
Heat Duty (Q)
--kW
LMTD (ΔTlm)
--°C
Correction Factor (F)
---
Required Area (A)
--m²
Effectiveness (ε)
---
NTU
---
Reference Formulas
Heat Duty & LMTD:
Q = ṁ · cp · ΔT
ΔTlm = (ΔT1 - ΔT2) / ln(ΔT1 / ΔT2)
Surface Area:
A = Q / (U · F · ΔTlm)
F = 1.0 for parallel/counterflow. Calculated via TEMA for 1-2 Shell&Tube.
Temperature Profile Along Exchanger Length
Required Area vs U Sensitivity
Effectiveness-NTU Diagram