How to decide if you need a generator in your setup. If you choose to skip it, you can add more panels and batteries to prepare for bad weather.
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To build a solar generator, you'll need a solar panel, a charge controller, a deep-cycle battery, and an inverter.
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A 5kW small wind turbine is enough to power a typical US home that needs about 900kWh per month. This figure assumes you have average wind speeds of at least 12mph (19 kph constantly), good site conditions, and a good-size diameter rotor.
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Actual air inlet opening size in the building should be equal to or greater than 576 square inches. (An opening that measures 24 X 24 inches (576 square inches) would be adequate in this case to achieve the required 1125 Cu.
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