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Earth Energy Log

Grid-Following Inverter

Also called: GFL

In one line

Conventional inverter that senses grid voltage and injects power, requires an existing grid waveform to operate.

What it means

A grid-following inverter requires an existing grid waveform reference and synchronises power injection to that reference. The conventional inverter operating mode for both solar and BESS applications. Grid-following inverters cannot black-start or operate in islanded mode without separate grid-forming resources.

Related terms

Browse every term in the renewable energy glossary, or read the latest analysis on Inverters & power electronics.