请问CVT变速箱和一般自动变速箱的区别!都说CVT容易坏,修起来很贵,不知道是真是假!那CVT有什么优势呢?

2025-03-30 03:26:23
推荐回答(2个)
回答1:

CVT的优势:
1. 结构简单,体积小,零件少,大批量生产后的成本肯定要低于当前普通自动变速器的成本;
2. 它的工作速比范围宽,容易与发动机形成理想的匹配,从而改善燃烧过程,进而降低油耗和排放;
3. 具有较高的传送效率,功率损失少,经济性高。

CVT的弱点:
例如:传动带容易损坏,无法承受较大的载荷等等。

回答2:

前面的朋友已经说的很清楚了
CVT是无级变速器,它不是通过传统的更换齿轮,或者变换太阳轮和行星轮的转动来达到变速效果的。
CVT变速器是通过两个相对的契型齿轮互相靠近和原理来达到变速效果的,就像两个相对的三角形,传送带夹在两个之间通过契形轮靠近或原理来变换传送带的行程。
在金属传送带没有出现之前CVT很难使用于汽车,只在摩托车上使用过,不过现在的CVT变速箱得到了很大的改进,但还是不能承受太大的扭矩。
典型车辆有:尼桑轩逸,雷克萨斯LS600hl,奥迪A6(multitronic)等等

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