Optimal Economic Modelling of Hybrid Combined Cooling, Heating, and Energy Storage System Based on Gravitational Search Algorithm-Random Forest Regression

Table 1

Operating parameters of the MG network.

Source type	Minimum power (kW)	Maximum power (kW)	Minimum power (h)	Minimum shutdown (h)	Maintenance cost ($/kW.h)
Wind	0	50	—	—	0.029
Photovoltaic	0	30	—	—	0.025
Power grid	−60	60	—	—	—
Gas turbine	15	65	3	2	0.025
Fuel cell	5	40	3	2	0.028
GSHP	0	30	2	2	0.027