【作者】 常国峰； 陈磊涛； 许思传；

【Author】 Chang Guofeng;Chen Leitao;Xu Sichuan;College of Automotive Engineering,Tongji University;

【机构】 同济大学汽车学院；

【摘要】 对120节6AH镍氢电池进行热管理系统的结构设计。利用均匀送风理论,对热管理系统中空气速度的均匀性做了深入分析。研究了电池组倾角、空气流量和风道开孔等结构参数对空气速度的影响。根据研究结论,通过改变电池包的结构和调节电池周围空气的流速,提高了蓄电池的可靠性、耐久性和电池成组后的体积比功率。更多还原

【Abstract】 The structural design is performed for the thermal management system of power battery package containing 120 6AH nickel-hydrogen cells.Based on the theory of balanced ventilation,the evenness of air flow velocity in thermal management system is analyzed in-depth.The effects of structural parameters,such as the incline angle of battery pack,air mass flow and duct openings,etc.on air flow velocity are studied.According to the conclusion of the study,the reliability and durability of battery and the volumetric specific power of battery pack are all enhanced.更多还原