Four Common Excitation Systems for Generators

An excitation system provides reliability and stability to a generator. The four most common systems are, 1) Shunt or Self-Excited, 2) Excitation Boost System (EBS), 3) Permanent Magnet Generator (PMG), and 4) Auxiliary Winding (AUX). This month's article details the advantages, construction, function, and application of the most common excitation methods. The article also touches on the Automatic Voltage Regulator (AVR), which supplies DC output to the exciter stator. Click below to continue:

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