how to tune a PID controller for closed loop 3 phase induction motor control?

i have created a v/f control for 3 phase induction motor but i cant linearize to tune my pid controller to make it a closed loop control

Answer 1

[Nikhilesh]

Please have a look at the following example

Closed Loop Constant V/F Control of Linear induction Motor - File Exchange - MATLAB Central (mathworks.com)