Optimal Hierarchical Decision-Making for Heat Source Selection of District Heating Systems

Table 13

The technical benefits of alternatives.

Items	Oil-fired; boiler	Gas-fired; boiler	Coal-fired; boiler	Ground source; heat pump	Water source; heat pump
	1.169	1.653	1.928	2.114	1.767
	2.019	1.589	2.114	1.281	1.628
	−0.85	0.064	−0.186	0.833	0.139
	—	0.076	—	1	0.166