What is DC Drive?

Definition

A power electronics controller that regulates the speed and torque of a DC motor by varying armature voltage and field current. DC drives use thyristors or transistors and remain common in legacy industrial installations.

Related Terms

DC Motor

An electric motor powered by direct current that produces torque through interac...

Thyristor

A semiconductor switching device used in soft starters, DC drives, and power con...

Armature

The rotating part of a DC motor or generator that carries current-carrying condu...

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