Research Article
Standalone and Minigrid-Connected Solar Energy Systems for Rural Application in Rwanda: An In Situ Study
Table 2
The projected everyday electricity demand for 121 houses in the village.
| | No. | Equipment in 121 households | No. in use | Power consumption (W) | Total power consumption (W) | Hours of use/day (Hrs/day) | Watt-hours/day |
| | 1 | Lamps | 891 | 10.0 | 8910.0 | 5.0 | 44550.0 | | 2 | Mobile phone | 335 | 10.0 | 3350.0 | 8.0 | 26800.0 | | 3 | Ceiling fan | 0 | 75.0 | 0.0 | 0.0 | 0.0 | | 4 | Radio | 113 | 20.0 | 2260.0 | 5.0 | 11300.0 | | 5 | Television | 49 | 120.0 | 5880.0 | 5.0 | 29400.0 | | 6 | Computer | 4 | 100.0 | 400.0 | 5.0 | 2000.0 | | 7 | Refrigerator | 5 | 500.0 | 2500.0 | 24.0 | 60000.0 | | 8 | Iron | 19 | 1000.0 | 19000.0 | 1.0 | 19000.0 | | Daily total energy consumption in 121 households | 193,050.0 Watt-hours/day = 193.05kWh/day |
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Abbreviations: W: Watt; kWh: kilowatt-hour; Hrs: hours.
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