Research Article

System Design and Optimisation Study on a Novel CCHP System Integrated with a Hybrid Energy Storage System and an ORC

Table 5

Key parameters displaying in the two set of simulations.

Summer dayWinter day

Electrical energy demand12.92 kWh15.98 kWh
Energy supplied by the engine8.93 kWh11 kWh
Energy supplied by energy storage units3.68 kWh4.59 kWh
Electricity generated by the ORC system0.307 kWh0.38 kWh
Cooling energy demand4.32 kWh0.62 kWh
Heating demand0.5 kWh5.7 kWh
System capacity enhancement11%9.20%
Energy consumed by the integrated system27.4 kWh32.5 kWh
Energy consumed by the separate system51.7 kWh53.92 kWh
Overall system efficiency35.70%42.70%
Efficiency enhancement compared to the separate system47.00%39.70%

Part of thermal demand is supplied by electrical energy; that is why the thermal demand is smaller than normal residential cases.