电动汽车续驶里程及其影响因素的研究

研究了电动汽车续驶里程的计算方法,根据电池释放的能量与电动汽车消耗的能量相等的方法计算，使用BJD6100－EV电动公交车的有关参数，计算在不同速度下均速行驶时的续驶里程及阻力功率，建立电池均匀性对电池输出功率的影响模型，分析整车参数，环境温度对电动汽车的续驶里程的影响，绘制相应的曲线，结合对BJD6100－EV电动公交车的道路试验，验证了续驶里程的计算方法及续驶里程的影响因素，并提出了增加续驶里程的措施。

Study on Range and Its Related Factors of Electric Vehicles

Computational method of range of electric vehicles is introduced. The method is based on equilibrium between energy supplied by storage batteries and power used by vehicle. Parameters of BJD6100 EV are utilized to compute range and resistance power with the help of aforementioned method. Range and power consumption at constant speed are depicted in figures. Besides, the model for evaluating the influence of the battery uniformity on the power output of the battery is established. The effect of vehicle parameters and environmental temperature on the range is analyzed. With the help of field test of BJD6100 EV electric bus, computational methods and related factors of range are verified. In the meantime, suggestions that increase range are proposed.