手动变速箱换挡有顿挫感是怎么回事?

2025-03-15 02:57:18
推荐回答(1个)
回答1:

驾车换档有顿挫感,是离合与油门没有配合好。只要掌握好离合的【半离合】(也叫“半连动”)与油门操作,即可消除顿挫感。
可以这样理解﹕离合器踩到底,是“离”、松开离合器是“合”(实际上也是如此,是离合器齿轮的离开与啮合),离与合之间就是【半离合】。在驾驶操作当中,无论进档、退(减)档、刹车,都需要踩、松离合器配合。当把离合器踩下去的时候动作可以快,但如果进档或退档完成后,松开离合器动作过快而油门又没跟上加油的话,车子会产生异响并有顿挫感。要避免这种情况,就要通过【半离合】操作﹕假设离合器踩尽,由开始放松到最后完全松开比作是由1~10的话,要有一个缓冲过程,不能由1马上放到10;而是当左脚离合器开始放松1、2、3、4的同时,右脚油门也随着1、2、3、4同步缓慢加油,这种状态就是【过渡半离合】,然后左脚完全放松离合器。也就是1、2、3、4是缓慢放松,之后完全放松。
【半离合】适合以下操作﹕
1.起步由低档依次升档前进。
2.低档低速时停时缓行(堵车)。

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