Low-Cost DTC Drive Using Four-Switch Inverter for Low Power Ranges

Autor: Mohamed Azab
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Vehicles, Vol 6, Iss 2, Pp 895-919 (2024)
Druh dokumentu: article
ISSN: 2624-8921
DOI: 10.3390/vehicles6020043
Popis: The direct torque control (DTC) strategy was proposed more than 25 years ago. It is one of the most successful and reliable techniques for AC motors. This paper presents the application of DTC using a four-switch inverter, as one of the non-conventional economic topologies suitable for low power ranges. The experimental prototype proves the validity and effectiveness of the investigated configuration. In addition, for comparison purposes, the DTC technique has been implemented using a conventional six-switch inverter. According to the experimental results, the DTC-based four-switch inverter would be competitive with the conventional topology in low power ranges to achieve an economic AC drive with a satisfactory transient and steady-state performance at moderate costs.
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