Tag: Permanent Magnets

Permanent Magnet Definition

Permanent Magnet Definition: The Permanent Magnet Definition is an important excitation source (life long) commonly employed for imparting energy to magnetic circuits used in rotating machines and other types of electromechanical devices. There are three classes of permanent magnet materials (or hard magnetic materials) used for permanent magnet dc (PMDC) motors: Alnicos, ceramics (ferrites) and […]