【正文】
ic technology in the industry has achieved widespread consensus, but in its industrialization process, in addition to the battery, motor and other technical bottleneck, its passenger, pared with ordinary internal bustion engine, the electric passenger car chassis, etc. Design and production of mechanical ponents there are a number of problems. This article first electric vehicle of the dynamic way, according to its power to determine the way the type of electric vehicle drive axle and drive axle design in accordance with the principles of the structure on the drive axle to choose, determine the drive axle design. Select the appropriate performance parameters, to reduce electric energy consumption of passenger