The math model of EV energy regeneration system is given firstly,then the Author analysis system ability under four control strategy. In the end the system reliability is researched.

• 建立了电动车能量再生系统数学模型,研究并比较了四种能量再生控制策略的系统性能,对能量再生装置对系统的可靠性的影响进行了分析。