Active Solar Heating: Advantages and Disadvantages Douglas Colaco
Advantages Renewable resource that is environmentally friendly Available anywhere on Earth Used to provide heat, lighting, mechanical power and electricity Source is Free – significantly reduced gas bills
Disadvantages Array of Solar collectors takes up a lot of space Dust, smoke, and weather conditions affect the performance of solar collectors Dependent upon time, season, and latitude Silicon used for making photovoltaic cells is not in large supply
Conclusion Photovoltaic cell prices have declined on average 4% per annum over the past 15 years Solar energy demand has grown at about 25% per annum over the past 15 years World is looking further into renewable energy sources such as solar energy
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