What is Ripple?

Definition

The residual AC voltage component superimposed on the DC output of a rectifier or power supply. Excessive ripple indicates capacitor degradation in drive DC bus circuits and power supply filter stages.

Related Terms

DC Bus

The internal DC power rail within a drive where rectified AC power is stored bef...

Capacitor Bank

A group of capacitors connected together to store electrical energy, smooth DC b...

Rectifier

A circuit that converts alternating current to direct current using diodes or th...

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