4QD Electric Motor Control

Variable speed control, whether mechanical or electrical, is a key factor for teams to consider when looking to increase their vehicle's range in a race.

The Porter 5 Speed Controler of 4QD is a tool that has been used by many successful Greenpower teams in the past and present.

Then we have the section 4QD tips for Greenpower where different factors of efficiency and energy usage are addressed. Specific information on the Porter 5 Speed Controller is also available as well as the full instructions and set up manual in pdf format.

Introductory information on the Pulse Width Modulation and motor heat as well as the older UNI Speed controller are also prepared as well as a more detailed Reference Archive with specific details on circuit design, battery monitoring, motor control circuits and other elements relating to Automobile Circuits.