[1] Loyola ICAM Coll Engn & Technol, Dept Elect & Elect Engn, Chennai, Tamil Nadu, India
[2] Dr Sivanthi Aditanar Coll Engn, Dept Elect & Elect Engn, Tiruchendur, Tamil Nadu, India
[3] Nehru Coll Engn & Res Ctr, Dept Mech Engn, Trichur, Kerala, India