摘要(Abstract):
通过分析影响燃料电池电动汽车燃料电池使用寿命的机理,提出一种具有实用性的基于小波规则的能量管理策略;根据负载瞬态功率需求,构建Haar小波双通道滤波器组,实现整车需求功率的小波一级功率分流,初步满足燃料电池的基频功率需求;结合基于规则的控制策略实现二级功率分流,以平衡峰值功率和负载高频波动功率;结合MATLAB-Simulink联合仿真平台进行仿真验证。结果表明,与单一的基于规则的控制策略相比,基于小波规则二级功率分流的控制策略能够更好地抑制燃料电池的瞬态峰值功率,确保燃料电池工作在高效区间,更有效地延长燃料电池使用寿命,并且经济性较好。
关键词(KeyWords): 燃料电池;能量管理策略;小波规则;二级功率分流
基金项目(Foundation): 国家自然科学基金项目(51805301);; 山东省自然科学基金项目(ZR2019BEE043)
作者(Author): 王永军,孙宾宾,李文涛,高松,颜敬昊,魏国
DOI: 10.13349/j.cnki.jdxbn.20210127.002
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