FPGA based high precision torque and flux estimator of direct torque control drives

• Main Authors: Jidin, Aiman Zakwan, Daud, Mohd Zaki, Nik Idris, Nik Rumzi, Sutikno, Tole
• Format: Conference or Workshop Item
• Published: 2011
• Subjects: TK Electrical engineering. Electronics Nuclear engineering
• Online Access: http://eprints.utm.my/id/eprint/45881/; http://dx.doi.org/10.1109/IAPEC.2011.5779871

This paper presents an improved FPGA-based torque and stator flux estimators for direct torque control (DTC) induction motor drives, which permit very fast calculations. The improvements are performed by 1) using two's complement fixed-point format approach to minimize calculation errors and th...