Hello!
You will find the information you need in Ion Boldea's book : The induction machine.
http://gigapedia.org/items/23794/th...e theory you need for developing your project
please any one give me idea on three phase induction motor speed control using pic18 microcontroller
Added after 5 minutes:
I am new here. But what I have got is very much interesting.I hope you will help me successfully finisn my final year project on three phase induction motor speed control using a microcontroller