Since the invention of direct torque control (DTC) in later 1980s for alternating current (AC)
motor drives, it has undergone many modifications to improve the control strategy. This study …

This paper presents a novel direct torque control (DTC) approach for induction machines,
based on an improved torque and stator flux estimator and its implementation using field …

Constant frequency torque controller-based direct torque control (CFTC-DTC) is emerging
as a powerful control strategy for a high-performance control of alternating-current motor …

Three optimized pulse-width modulated (PWM) techniques for the overmodulation region of
two-level inverter-fed ac drives are introduced and investigated from the harmonic loss …

In this paper, two simple control methods are proposed for improving direct torque control
(DTC) with a constant frequency torque controller (CFTC-DTC) in induction machines. The …

Four-switch three-phase inverter (FSTPI) is widely applied as a fault-tolerant topology of six-
switch three-phase inverter with an open-phase fault or as a cost-effective topology due to …

Induction motor (IM) drives have received a strong interest from researchers and industry
particularly for high-performance AC drives through vector control method. With the …

Speed sensorless control of an interior permanent magnet synchronous motor (IPMSM)
based on direct torque control (DTC) is proposed in this paper. The rotor speed and position …

This paper deals with a new direct torque control (DTC) strategy based on the bus-clamping
technique dedicated to induction motor drives. The proposed strategy consists in the …

In this article, a simple overmodulation method is proposed for achieving fast direct torque
control with a constant torque-switching controller (CTSR-DTC) in induction machines. The …