An algorithm based on particle swarm optimi-zation (PSO) is used to determine the number of batteries, the number of pa-nels in series and in parallel, as well as to evaluate the joule losses due to cable heating and the switching losses of the multilevel inverters.
250W grid tie inverter with with a optional data collector for sale, featuring 250 watt rated output power, 24V/ 48V DC to 220V/ 230V/ 240V AC micro inverter for one piece of 250W solar PV panel, filled with silica gel, IP67 protection class, efficient maximum power point.