Linearization of DC Motor Response

  • Thread starter ALEJANDRO FERNANDEZ ROLDAN
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Thread Starter

ALEJANDRO FERNANDEZ ROLDAN

Hello!

I'm Alex from Spain and I'm currently doing my final project and I'm afraid I need some help from experts as you. First of all, thanks for all answers given.

I've designed a PID controller for speed control in a dc motor and it really fits well in Simulink using Ziegler - Nichols open loop method.

The thing is the motor has an input from 0V to 10V but it does not move from 0V to around 1.5V. I mean, it starts moving from around 1.5V, then for higher voltages it responses with perfect linearity. So that I would like to do something to make the response linear for all voltages between 0V and 10V.
 
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