A hub drive structure includes an electric machine set (20), a gear set (300), an outer rotor input set (60), and a hub mounted on a hub shaft (10). The electric machine set (20) includes an internal hood (21) that is fixed through a shaft tube arm (22) to...

High frequency reading of position information and high frequency measuring of voltage and current inputted through a control module (100) into a motor (50) are adopted for calculation of unit electrical power consumption. Multiple unit electrical power co...