PVS Ch8 Inverters Quiz

A bimodal inverter is an inverter type that can operate as either a grid-tie or stand-alone inverter.

• True

• False

A converter is a device that converts direct current (DC) electricity into alternating current (AC) electricity.

• True

• False

Stand-alone inverters are connected to the batteries in a stand-alone PV system.

• True

• False

A true sine wave inverter is suitable for sensitive electronic equipment because it produces an output with very little distortion.

• True

• False

Inverter efficiency has improved over the years and now many grid-tie inverters are rated up to 95% efficient.

• True

• False

The inverter type that is connected to, and works in parallel with, the electric utility grid is the _______________.

Equipment that can perform electrical power processing and control functions as well as performing as an inverter is called a power _______________ unit.

The _______________ inverter type is connected to the PV system batteries and operates independently of the PV array and the utility grid.

Inverters that have both capabilities built in (stand-alone and grid-tie) for future utility connection are referred to as _______________ inverters.

Micro-inverters are only used in _______________ PV systems.