Varma and Pandian 02 03 This research discusses the design process of sliding mode controllers used for sensorless fieldoriented induction motor control A sliding mode regulator uses a sliding surface integration for speed regulation to improve controller performance The adaptive observer implements the MRAS technique which determines rotor speed estimation used in the speed feedback loop The experimental research verifies the effectiveness of this proposed method Copyright (c) Journal of Engineering Technology and Sciences. All rights reserved 2026