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The speed of a pure electric vehicle is fast and slow, and the starting speed depends on the power and performance of the driving motor. The length of its continuous mileage depends on the size of the vehicle's power battery. The weight of the vehicle's power battery depends on which power battery is used, such as lead acid and zinc. Carbon, lithium batteries, etc., their volume, specific gravity, specific power, specific energy, cycle life are all different. This depends on the manufacturer's positioning and use of the vehicle grade as well as market definition and market segmentation.
The driving motor of pure electric vehicle has DC brush, brushless, permanent magnet, electromagnetic, and AC stepping motor. Their selection is also related to vehicle configuration, use and grade. In addition, the speed control of the drive motor is also divided into step-level speed regulation and stepless speed regulation. There are electronic speed controllers and speed controllers. The motor has a hub motor, an inner rotor motor, a single motor drive, a multi-motor drive, and a combined motor drive.
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