微混动力车辆：入门级电气化的核心——48V系统
微混动力车辆，通常指搭载48V轻度混合动力系统的汽车，是汽车电气化进程中至关重要的一步。它被视为介于传统内燃机汽车与全混合动力汽车之间的技术桥梁。其核心思想是以相对较低的成本，实现显著的燃油效率提升和排放降低。
该系统在传统12V电气架构基础上，增加了一套48V的锂离子电池、一个集成启动发电机和一個DC/DC转换器。集成启动发电机取代了传统的起动机和发电机，它既能为发动机提供辅助动力，也能在制动时回收能量为电池充电。
与全混合动力系统不同，微混车辆不能单纯依靠电力驱动。它的电动机主要功能是：
快速、平稳地启停发动机
在加速时提供辅助动力（扭矩辅助）
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Nice discussion.