Energy Cost Optimization in a Water Supply System Case Study

Table 2

Minimum operational costs achieved for the different simulation scenarios and respective standard deviation between simulation runs with different initial parameters.

ℎinitial (m)		0.30		0.80		1.30		1.80
𝐶 (€/day)		Min	σ	Min	σ	Min	σ	Min	σ
GA X1,FDS	1 pump/6	13.1	0.0	14.0	0.0	13.1	0.0	14.5	0.0
	2 pump/3	14.0	0.3	13.4	0.0	14.6	1.0	14.5	0.8
GA X1,VDS	1 pump/6	12.6	0.1	12.5	0.1	12.8	0.1	13.1	0.0
	2 pump/3	13.1	0.3	12.8	0.6	13.8	0.2	14.4	0.1