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A Novel Real-Time Monitoring and Fault Detection Platform for Enhanced Reliability in BLDC Motor Drive Systems
1 , * 2 , * 3, 4
1  Department of Electrical Engineering Graduation Nakhonphanom University
2  Department of Physic Education Faculty of Science Nakhonphanom University
3  Nakhonphanom University
4  Department of Industrial Electrical Technology
Academic Editor: Ying Tan

Abstract:

Brushless Direct Current (BLDC) motors are widely recognized for their high torque, efficiency, and reliability, making them a core component in electric vehicle (EV) applications. However, the continuous operation of these motors at elevated speeds and under extreme temperatures often leads to wear and tear in the motor’s coils, increasing the risk of faults such as open-circuit conditions. To address these challenges, this paper presents the development of a robust fault detection and protection system designed specifically for BLDC motors. The system is integrated into an advanced real-time monitoring platform that continuously tracks motor performance, providing early fault detection and ensuring proactive maintenance. The methodology focuses on designing a monitoring circuit that captures real-time current and voltage signals from the motor. These signals are processed using voltage comparators and low-pass filters to detect anomalies such as open-circuit faults in the motor drive system. The proposed online platform facilitates remote, continuous monitoring, allowing operators to identify faults early and prevent potential failures, thus reducing downtime. Extensive experimental validation shows that the system accurately detects faults with minimal latency, offering a cost-effective and scalable solution for BLDC motor-driven electric vehicles. Additionally, the system enhances operational efficiency by ensuring early fault detection, which allows for timely intervention before catastrophic motor failure occurs. This real-time fault detection platform presents a significant improvement over conventional methods, offering higher reliability, reduced maintenance costs, and extended motor life, making it ideal for integration in electric vehicle systems and other industrial applications.

Keywords: BLDC Motor, Fault Detection, Online Monitoring, Electric Vehicles, Protection Circuit

 
 
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