A Review of Different Postion Sensorless Drive
Keywords:Brushless DC motor, back-EMF detection, surface permanent magnet, Zero Crossing Detection, Sensorless
this paper presents a technical review on different position Sensorless drive technique for bldc motor are
presented. It includes the background analysis using sensors, limitations and advances. The main purpose of this
paper is to provide an insight of Sensorless operation, need for Sensorless operation, classification of existing
Sensorless methods together with their merits and demerits were presented.