hydrocarbon refrigeration systems design, components and piping design requirements, safe working practices and relevant standards, codes and regulations, including: technical standards, regulations and codes for hydrocarbon refrigeration systems: standard philosophy and format standards, regulations and codes that apply to hydrocarbon refrigeration systems equipment manufactures specifications hydrocarbon refrigeration system design requirements: applications of hydrocarbon refrigeration systems: domestic refrigerators commercial refrigeration thermodynamic properties of hydrocarbon hydrocarbon phase diagram hydrocarbon properties tables and chart hydrocarbon refrigeration cycle: Ph diagram representation expansion, evaporation, compression and condensation processes performance analysis of hydrocarbon refrigeration systems: refrigerating effect heat of rejection heat of compression coefficient of performance effects of suction superheating on cycle efficiency effects of liquid sub-cooling on cycle efficiency actual hydrocarbon refrigeration cycles: superheating inside and outside the refrigerated space liquid-suction heat exchangers pressure drop in piping due to friction and dynamic losses hydrocarbon refrigeration system components and piping: design preliminaries: system operating parameters project specifications equipment selection criteria selection tables, charts and catalogues materials used with hydrocarbon refrigerants heat exchanger selection: selection of evaporators selection of condensers compressor selection liquid expansion devices selection system load balance point refrigeration line design and sizing automatic controls safety: safety data sheets (SDS)/material safety data sheets (MSDS) for hydrocarbon refrigerants problem-solving techniques relevant WHS/OHS legislated requirements relevant workplace budget, quality, policies and procedures relevant workplace documentation. |