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 day | Winter day |
| Electrical energy demand | 12.92 kWh | 15.98 kWh | Energy supplied by the engine | 8.93 kWh | 11 kWh | Energy supplied by energy storage units | 3.68 kWh | 4.59 kWh | Electricity generated by the ORC system | 0.307 kWh | 0.38 kWh | Cooling energy demand | 4.32 kWh | 0.62 kWh | Heating demand | 0.5 kWh | 5.7 kWh | System capacity enhancement | 11% | 9.20% | Energy consumed by the integrated system | 27.4 kWh | 32.5 kWh | Energy consumed by the separate system | 51.7 kWh | 53.92 kWh | Overall system efficiency | 35.70% | 42.70% | Efficiency enhancement compared to the separate system | 47.00% | 39.70% |
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Part of thermal demand is supplied by electrical energy; that is why the thermal demand is smaller than normal residential cases. |