所建立的无刷直流电动机系统的Simulink仿真模型图，功能模块包括：逆变器模块、电源模块、换相逻辑模块、PWM信号产生模块、电动机本体模块、转速测量模块和磁极位置测量模块。-Established by the brushless DC motor system in Simulink simulation model diagram, function modules include: inverter module, power modules, logic modules for phase, PWM signal generation module, motor ontology modules, speed measurement modules, and pole position measurement module.