Research Article
Design of a Reliable Hybrid (PV/Diesel) Power System with Energy Storage in Batteries for Remote Residential Home
Table 1
Energy needed for the household use.
| | Description of item | Item abbreviation | Power rating (watts) | Qty | Total load (watts) | Daily hour of actual utilization (hr. per day) |
| | Medium size deep-freezer | DF | 130 | 1 | 130 | 24 h (00:00 h–24:00 h) | | Water pumping machine | PM | 1000 | 1 | 1000 | 1 h (13:00 h-14:00 h) | | Washing machine | WM | 280 | 1 | 280 | 1 h (09:00 h-10:00 h) | | Electric stove | ES | 1000 | 1 | 1000 | 2 h (17:00 h–19:00 h) | | Microwave oven | MO | 1000 | 1 | 1000 | 2 h (06:00 h-07:00 h; 11:00 h-12:00 h) | | Electric pressing iron | PI | 1000 | 1 | 1000 | 1 h (12:00 h-13:00 h) | | Air-conditioner | AC | 1170 | 1 | 1170 | 9 h (08:00 h–17:00 h) | | Refrigerator | RF | 500 | 1 | 500 | 9 h (08:00 h–17:00 h) | | Water bath | WB | 1000 | 1 | 1000 | 2 h (03:00 h-04:00 h; 18:00 h-19:00 h) | | Ceiling fan | CF | 100 | 14 | 1400 | 14 h (08:00 h–22:00 h) | | Energy efficient lighting | EL | 6 | 23 | 138 | 8 h (04:00 h–08:00 h; 18:00 h–22:00 h) | | Lighting-outdoor (security) | LO | 9 | 4 | 36 | 13 h (18:00 h–07:00 h) | | 21′′ TV with decoder | 21′′ TV-D | 150 | 1 | 150 | 9 h (08:00 h–17:00 h) | | 21′′ television | 21′′ TV | 100 | 1 | 100 | 11 h (18:00 h–05:00 h) | | 14′′ television | 14′′ TV | 80 | 8 | 640 | 22 h (06:00 h–17:00 h; 18:00 h–05:00 h) | | Sony music system | SM | 100 | 1 | 100 | 1 h (04:00 h-05:00 h) | | DSTV receiver | D-R | 50 | 1 | 50 | 22 h (06:00 h–17:00 h; 18:00 h–05:00 h) | | DVD player | D-P | 50 | 1 | 50 | 2 h (19:00 h–21:00 h) | | Computer printer | CP | 100 | 1 | 100 | 1 h (15:00 h-16:00 h) | | Computer PC | PC | 115 | 1 | 115 | 9 h (08:00 h–17:00 h) | | Computer laptop | CL | 35 | 1 | 35 | 9 h (08:00 h–17:00 h) | | Miscellaneous | M | 100 | 1 | 100 | 24 h (00:00 h–24:00 h) |
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