Log Mean Temperature Difference in Heat Exchangers Formulas

Log Mean Temperature Difference is the logarithmic temperature difference averaged between 2 fluid streams exchanging heat. And is denoted by ΔT_LMTD. Log Mean Temperature Difference is usually measured using the Kelvin for Temperature. Note that the value of Log Mean Temperature Difference is always positive.

Formulas to find Log Mean Temperature Difference in Heat Exchangers

fxLog Mean Temperature Difference in Plate Heat Exchanger Given Fluid Temperature and NTUGo

Heat Exchangers formulas that make use of Log Mean Temperature Difference

fxNumber of Transfer Units for Plate Heat ExchangerGo

fxHeat Exchanger Volume for Hydrocarbon ApplicationsGo

fxHeat Exchanger Volume for Air Separation ApplicationsGo

fxHeat Duty of Exchanger given Core Volume of Exchanger for Air SeparationGo

fxHeat Duty of Exchanger given Core Volume of Exchanger for Hydrocarbon SeparationGo

fxOutlet Temperature of Fluid in Plate Heat Exchanger given NTU and Log Mean Temperature DifferenceGo

List of variables in Heat Exchangers formulas

fx Outlet Temperature Go

fx Inlet Temperature Go

fx Number of Transfer Units Go

FAQ

What is the Log Mean Temperature Difference?

Log Mean Temperature Difference is the logarithmic temperature difference averaged between 2 fluid streams exchanging heat. Log Mean Temperature Difference is usually measured using the Kelvin for Temperature. Note that the value of Log Mean Temperature Difference is always positive.

Can the Log Mean Temperature Difference be negative?

No, the Log Mean Temperature Difference, measured in Temperature cannot be negative.

What unit is used to measure Log Mean Temperature Difference?

Log Mean Temperature Difference is usually measured using the Kelvin[K] for Temperature. Celsius[K], Fahrenheit[K], Rankine[K] are the few other units in which Log Mean Temperature Difference can be measured.

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