DC Coupling VS. AC Coupling, How to Choose the Right Solution?
A PV energy storage system includes solar modules, controllers, inverters, batteries, loads, and other equipment. Today there are various technical routes, but whatever it is, the energy needs to be collected at a certain point. There are mainly two topologies in the market: DC coupling and AC coupling. Then you might ask: which configuration should be more preferred, AC or DC coupling? Today we are going to reveal the pros and cons of both.