Design and implementation of PSoC microcontroller based photovoltaic system

摘要: The world energy consumption is increasing very fast but unfortunately the global conventional fuels in reserves are running out. All scientists agreed that solar one of best solutions for supply many parts world. In accordance with need, main objective this paper to design an effective Photovoltaic (PV) System would charge lead acid battery efficiently variable environmental condition. So order maximise PV output power irrespective temperature and irradiation conditions, Maximum Power Point Tracking (MPPT) technique adapted. A system has been implemented using a boost type DC converter, which controlled through Programmable on Chip (PSoC) microcontroller by adjusting duty cycle from Pulse Width Modulator. single PSoC can handle both analog digital circuits, reduces need additional circuit elements. It programmed simple reliable MPPT i.e., Constant Voltage (VMPPT). By applying control, charged adjust changes