Simulink Model of Motor Driven by SVPWM Inverter in Sensorless Mode

This model represents a Simulink implementation of a motor drive system powered by an SVPWM (Space Vector Pulse Width Modulation) inverter operating in sensorless mode. The simulation enables comprehensive analysis of motor operating characteristics including speed, torque, and current parameters. Through this model, users can deeply investigate the working principles and performance characteristics of motors under sensorless control conditions, which typically involves advanced estimation algorithms like sliding mode observers or model reference adaptive systems (MRAS) to calculate rotor position without physical sensors. The model provides a platform for optimizing and refining motor control strategies, allowing for enhancements in motor efficiency and overall performance through parameter tuning and algorithm adjustments. Key functional blocks include SVPWM generation implementing the standard eight-vector switching pattern, Clarke/Park transformations for reference frame conversions, and sensorless position/speed estimation algorithms. This simulation serves as a valuable engineering tool that plays a crucial role in the design and development process of motor drive systems, particularly for applications requiring cost-effective sensorless operation with precise control capabilities.