4.3. Electricity demand
The aim of this hybrid system is to provide electricity and clean
water for 100 households, with an average size of 5 people. Each
house is assumed to have a limited number of efficient lamps, a fan,
a radio, a mobile charger, a small TV, a small refrigerator and a RO
(reverse osmosis) water purification system. The load demand
details and daily load profile are respectively shown in Table 4 and
Fig. 4. The assumptions regarding considered appliances, their daily
usage and their power consumption were taken from different
sources in literature [1,39e42]. As it can be seen in Table 4, an extra