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Heat
Exchanger
Calculator
Size shell and tube heat exchangers for hydraulic oil cooling with water or glycol coolant
Input Parameters
Heat to Reject (BTU/hr)
Hot Oil Inlet (°F)
Hot Oil Outlet (°F)
Coolant Inlet (°F)
Overall U (BTU/hr-ft²-°F)
Calculate
Results
--
Coolant Outlet Temp
°F
--
Required Area
ft²
--
LMTD
°F
--
Coolant Flow
GPM
Reference
Q = U × A × LMTD LMTD = (ΔT1 - ΔT2) / ln(ΔT1/ΔT2) Coolant flow = Q / (cp × ρ × ΔT) Counterflow arrangement assumed