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

• Main Authors: Sutikno, T., Nik Idris, Nik Rumzi, Jidin, A. Z., Daud, Mohd. Zaki
• Format: Book Section
• Published: IEEE Explorer 2011
• Subjects: TK Electrical engineering. Electronics Nuclear engineering
• Online Access: http://eprints.utm.my/id/eprint/29713/; 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...