





| | Residential Grid-Tie Systems A basic grid-tie system, as shown on the left in Figure 1, consists of a Solar PV Array, and a grid-tie inverter. The Solar PV Array takes the Sun's energy and turns it into DC electricity. The grid-tie inverter turns the DC electricity generated by the solar cells into utility grade AC power for use in your home or business. Excess power generated can then be sold back to the utility thru net metering.
To enjoy the benefits of green power production and protect from blackouts, you can use a grid-tie system with batteries and a generator, as shown in Figure 2 on the left. When utility power fails, your power system will automatically switch over to provide power to run your home security system, refrigerator, lights, computer and other vital appliances. When service is restored the system will automatically
|