 Exergy analysis over HTC, compressor ${\stackrel{˙}{x}}_{\text{HTC},\text{Comp}}={T}_{a}\ast {\stackrel{˙}{m}}_{\text{HTC}}\left({s}_{6}-{s}_{5}\right)$ Equation (12)  Exergy analysis over HTC, condenser ${\stackrel{˙}{x}}_{\text{HT},\text{cond}}=\left({T}_{a}\ast {\stackrel{˙}{m}}_{\text{HTC}}\ast \left({s}_{7}-{s}_{6}\right)\right)+\left({\stackrel{˙}{m}}_{\text{HTC}}\left({h}_{6}-{h}_{7}\right)\right)$ Equation (13)  Exergy analysis over HTC, evaporator ${\stackrel{˙}{x}}_{\text{HTC},\text{evap}}={T}_{a}\ast {\stackrel{˙}{m}}_{\text{HTC}}\left({s}_{8}-{s}_{7}\right)$ Equation (14)  Exergy analysis over intermediate heat exchanger ${\stackrel{˙}{x}}_{\text{Intermediate,HEX}}={T}_{a}\ast \left(\left({\stackrel{˙}{m}}_{\text{LTC}}\left({h}_{3}-{h}_{2}\right)\right)+{\stackrel{˙}{m}}_{\text{HTC}}\ast \left({s}_{5}-{s}_{8}\right)\right)$ Equation (15)  Exergy analysis in LTC, comp. ${\stackrel{˙}{x}}_{\text{LTC},\text{Comp}}={T}_{a}\ast {\stackrel{˙}{m}}_{\text{LTC}}\left({s}_{2}-{s}_{1}\right)$ Equation (16)  Exergy analysis over LTC, evaporator ${\stackrel{˙}{x}}_{\text{LTC,evap}}={T}_{a}\ast {\stackrel{˙}{m}}_{\text{LTC}}\left({s}_{4}-{s}_{3}\right)$ Equation (17)  Second law efficiency (Exergetic Efficiency) ${\eta }_{\text{II}}={\eta }_{\text{exergetic}}=\frac{{\stackrel{˙}{W}}_{\text{LTC,Comp}}+{\stackrel{˙}{W}}_{\text{HTC,Comp}}-{\stackrel{˙}{X}}_{\text{Total}}}{{\stackrel{˙}{W}}_{\text{LTC,Comp}}+{\stackrel{˙}{W}}_{\text{HTC,Comp}}}$ Equation (18)