Rácz, ÁrpádKivanc, Cakir2014-05-152014-05-152014-05-152014-05-15http://hdl.handle.net/2437/192378The main goal of this project was using renewable energy as power supply and battery charging unit. It is also possible to convert the amount of the voltage with the help of the converter I added on my system for different devices. It makes charging different devices possible with my circuit. With this project I tried to encourage the usage of renewable energy more often.43enSolarPowerDEENK Témalista::Műszaki tudományok::Villamosságtan