Solar photovoltaic energy is energy obtained through direct conversion of light into electricity (photovoltaic effect).The first photovoltaic systems connected to the mains were installed in Brazil in the late 1990s in electricity concessionaires, universities and research centers. The systems pioneers were installed on the chesf, cepel and in some public universities. Currently, the capacity of photovoltaic systems installed in the country, including isolated systems and connected to the network, is of the order of 30 to 40mwp.
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