Theoretical estimation of efficiency defect in Vapour Compression Refrigeration system using R1234yf, R134a and R1234ze

In presented work, researchers have used efficiency defect as a tool for checking the utility of different refrigerants in Vapour compression refrigeration system. A mathematical model simple system is created. Using first law analysis and exergy calculated various components individually whole vapour well. It found that R1234yf has highest value system, whereas R134a least Variation with evaporator temperature also graphs.