BRUSHLESS DC MOTORS

Kyle Pillion

WHAT IS IT?

BRUSHED MOTOR BRUSHLESS MOTOR

ADVANTAGES VS. BRUSHED MOTORS Longer lifetime Increased efficiency More power Quieter Greater control Increased reliability

PHYSICAL CONSTRUCTION

Inrunner

Outrunner

ELECTRICAL CONSTRUCTION

Delta series low torque at low rpm higher top speed

Wye parallel high torque at low rpm lower top speed

CONTROLLER

Hall Effect Sensor 4 magnets

Red – NorthBlue - South

2 pairs of coils

APPLICATIONS

REFERENCES http://www.edn.com/design/systems-design/4363599/Hardware-

controlled-brushless-dc-motors-ease-the-burden-on-CPUs

http://pcbheaven.com/wikipages/How_Brushless_Motors_Work/

http://www.anaheimautomation.com/manuals/forms/brushless-dc-motor-guide.php

http://en.wikipedia.org/wiki/Brushless_DC_electric_motor

http://electronics.howstuffworks.com/brushless-motor.htm

http://www.anaheimautomation.com/support/links/formulas-index.php

http://www.modelflight.com.au/brushless_motor_faq.htm

http://www.rcuniverse.com/magazine/article_display.cfm?article_id=1344