Heat Pumping Processes and Systems NTNU Topics to be covered Introduction Basic refrigeration process thermodynamic Refrigeration system-one-,two-stages,cascade Working fluids in refrigeration systems Thermodynamic analysis of one stage process Energy efficiency CO,as working fluid in the refrigeration systems ● Secondary refrigeration systems Components;Compressors,evaporators,condensers, valves Heat pump system for cooling and heating/AC systemsHeat Pumping Processes and Systems – Topics to be covered • Introduction • Basic refrigeration process thermodynamic • Refrigeration system – one-, two- stages, cascade • Working fluids in refrigeration systems • Thermodynamic analysis of one stage process • Energy efficiency • CO2 as working fluid in the refrigeration systems • Secondary refrigeration systems • Components; Compressors, evaporators, condensers, valves • Heat pump system for cooling and heating / AC systems