Can electric cars need no controllers?
The role of controller in the electric vehicle, the motor running speed (by speed control switch to transfer speed numerical Holzer element in the structure), braking system, speed display system, speed limits and other functions like human organs, are indispensable.
May, the positive and negative ends of motor connected to a battery, a power supply to open high-speed operation, unable to control the speed, extremely unsafe; will affect the service life of the battery, easy to make the motor brush burn, this is turn is not effective.
Electric cars should not use controllers. Without the controller, the voltage and current of the power supply can not be controlled, and the electric vehicle can not run normally. The controller (English Name: controller) is a master device in accordance with the resistance change circuit wiring and a predetermined sequence change or control circuit to control the value of motor starting, speed control, braking and reverse. It consists of program counter, instruction register, instruction decoder, timing generator and operation controller. It is the decision-making organ of issuing commands, that is, the operation of coordinating and directing the whole computer system. Refer to
