Understanding motors

YouTube Videos from Jeremy Fielding

036. How Motors Work For Beginners (Ep 1): The DC Motor

Video Outline

• Permanent magnet DC motor (the main discussion in video) - found in a hand drill

- uses a permanent magnet and a coil of wire to carry the current

- Wikipedia: Brushed DC electric motor

• Universal motor - found in a blender or vacuum cleaner

- these can run on both DC or AC input voltage and instead of having permanent magnets, they have 2 coils of wire.

- [https://en.wikipedia.org/wiki/Universal_motor Wikipedia: Universal motor

• mini induction motor - found in a microwave (fan) or washing machine (water pump)

• mini brushless DC motor - found in a computer fan

• Induction motor (single phase or three phase)

037. How Motors Work for Beginners (Ep 2): The Generator and Universal Motor

Video Outline

- More about the permanent magnet DC motor

- Intro to the universal motors

• universal motors are not generators since they do not have a permanent magnet.

- Quick demo of inductance motors

038. How Motors Work for Beginners (Ep 3); Three Phase Induction Motors

- 3-phase motor

Other resources

How to make a very simple permanent magnet DC motor

An instructional "how to" page