An Application: A Four Quadrant DC Drive

Pages in this Section:

• Introduction
• Circuit Operation
• Current Loop
• The Per Unit Notation
• Speed Loop
• Parameters in Per Unit Notation
• Current Controller Design
• Speed Controller Design
• Field Controller Design
• Logic for Four Quadrant Operation
• Switch - Over of Control From Armature to Field
• Simulation of the Four - Quadrant Drive

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This chapter describes how a four-quadrant DC drive operates. The next chapter shows how semi-controlled bridge rectifiers operate.