Isobaric Process - Entropy Formula |
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S=ΔS⋅Cp⋅(ln⋅TfTi) | ||
Symbol | English | Metric |
S = Entropy | Btu/lbm−R | kJ/kg−K |
ΔS = Entropy Change | Btu/lbm−R | kJ/kg−K |
Cp = Heat Capacity at Constant Pressure | Btu/R | kJ/K |
ln = Natural Logarithm | dimensionless | dimensionless |
Tf = Final Temperature | R | K |
Ti = Initial Temperature | R | K |
Isobaric process in thermodynamics is a process that occurs at constant pressure. During an isobaric process, entropy changes directly correlate with changes in temperature since pressure is constant.
Key Points about Isobaric Process - Entropy
Isobaric Process - Entropy Formula |
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S=ΔS⋅(n⋅Cv)⋅(ln⋅TfTi) | ||
Symbol | English | Metric |
S = entropy | Btu/lbm−R | kJ/kg−K |
ΔS = Entropy Change | Btu/lbm−R | kJ/kg−K |
n = Number of Moles | dimensionless | dimensionless |
Cv = Heat Capacity at Constant Pressure | Btu/R | kJ/K |
ln = Natural Logarithm | dimensionless | dimensionless |
Tf = Final Temperature | R | K |
Ti = Initial Temperature | R | K |