public service solar parallel system.
Public service solar parallel system is a system by which the sunlight can be converted into direct current power, then the alternating current can be secondly converted by inverter for appliance power. When sunshine, the generating power more than consumption, the rest power can be transmitted to electrical network, the power company will pay for this according to the electrical meter, when the appliance consumption more than the generating power, the lack part will be supplied by power company. The power of the appliances will be supplied by power company’s conventional power when rainy or in the night that the solar system can not generating power.
solar parallel system