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Brushless DC Motors

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

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Brushless DC Motors

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  1. Brushless DC Motors Kyle Pillion

  2. What is it? Brushed Motor Brushless Motor

  3. Advantages vs. Brushed Motors • Longer lifetime • Increased efficiency • More power • Quieter • Greater control • Increased reliability

  4. Physical Construction • Inrunner • Outrunner

  5. Electrical Construction • Delta • series • low torque at low rpm • higher top speed • Wye • parallel • high torque at low rpm • lower top speed

  6. Controller • Hall Effect Sensor • 4 magnets • Red – North • Blue - South • 2 pairs of coils

  7. Applications

  8. 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

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