[[Thermodynamics]] ## Process Energy Balances ### Energy Balance: Δ(mH) = Q + W ### Entropy Balance: Δ(mS) - Q/T = S<sub>gen</sub> #### Heat Exchanger: mΔH = Q Q/T = S<sub>gen</sub> = mΔS - Q/T<sub>bath</sub> #### Turbine: mΔH = W S<sub>gen</sub> = mΔS #### Mixing: Δ(mH) = 0 S<sub>gen</sub> = Δ(mS) #### Throttling: mΔH = 0 S<sub>gen</sub> = mΔS #### Compressor: mΔH = W S<sub>gen</sub> = mΔS #### Pump: mΔH = W S<sub>gen</sub> = mΔS