| 摘要 |
A system to provide power to a load from a renewable power source and an energy storage device, comprises input and isolation circuits for receiving power from renewable energy sources and to isolate each renewable energy source from one other, a battery charger circuit to charge a battery by receiving power from the renewable energy sources, a DC-to-AC power inverter having an input connected to the battery and an AC output to match an AC backup power source, and a switching circuit which connects the AC inverter input to a load, and switches to connect the AC backup power to the load when the battery voltage drops below a certain level. |
