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Of course, with electricity demand falling â thanks in large part to the popularity of rooftop solar â power companies are using the fixed cost components of their billing systems to help cover their own fixed costs, while also compensating for lower usage by consumers.
Solar Energy and Its Uses. Utility scale solar energy facilities generate electricity that is sent to energy consumers via electric transmission systems. On a smaller scale, solar energy facilities can be used to generate electricity or hot water for use in individual buildings.olar energy facilities use concentrating solar power (CSP) as the heat source to boil water, or they convert sunlight directly into electricity using solar cells, also known as photovoltaics (PV).