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潍柴发动机的EGR电磁阀是什么？

2025-03-26 23:19:33

推荐回答（1个）

回答1：

EGR阀安装于排气歧管之间，由动力系统控制电脑PCM根据发动机冷却液温度传感器、节气门位置传感器和空气流量传感器的信号作出指令，调节EGR阀枢轴位置，将少量的废气送回燃烧室，从而使燃油/空气混合变稀，用于降低因高温燃烧产生的氮氧化物(NOX)的排放水平。

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