Optimization of a Pumped-Storage Fixed-Head Hydroplant: The Bang-Singular-Bang Solution

Table 2

Optimal solution varying 𝜂.

𝜂	Profit (euros)	Pumped water (m^3)	% improvement
without pumping	27145.2	0	0
1.35	30282.5	1.49123⋅10^6	11.6
1.30	30896.4	1.61463⋅10^6	13.8
1.25	31567.5	1.7438⋅10^6	16.3
1.20	32300.	1.87975⋅10^6	18.9
1.15	33105.5	2.07863⋅10^6	21.9