柴油发动机加了汽油会造成什么影响?

2025-04-08 03:01:52
推荐回答(2个)
回答1:

关于往柴油里加汽油,一般来讲,加了汽油的柴油能防冻,柴油机照样能启动,但会没力,且工作粗暴、抖动大、转速慢、噪音大,无法正常使用,甚至会造成柴油机的损坏。
柴油与汽油的燃点及燃烧方式不一样,发动机与燃料必须匹配才能正常工作,所以,要尽量避免柴油与汽油混加,一般讲,发现柴油机误加汽油后要立即停止添加,不要起动柴油机,并将汽油完全排出重新添加柴油,但如果只是加入了少量的一点汽油,也可不去处理。

回答2:

柴油车误加了汽油之后,燃烧完全的汽油导致三元催化器在几个小时之内迅速失效,并发生堵塞,引起排气背压升高、进气效率足等故障。

汽油发动机和柴油发动机的区别如下:

无论是汽油发动机还是柴油发动机,它们都属于内燃机,都是燃烧燃料后通过推动气缸。


汽油机中,喷油嘴喷出的汽油和由节气门进入的空气组成的混内活塞作往返运动来将燃料中的化学能量转换成为驱动车辆前进的机械能量,大体的工作原理相同。合气体进入气缸后,在压缩行程接近终了时由火花塞点燃,产生爆炸提供发动机动力输出所需的能      源,称为点燃式。此外,汽油机的压缩比一般不能太高,一般不超过11,以免油气自燃。

柴油机采用的是通过压缩空气的办法来提高空气温度,使空气温度超过柴油的自燃燃点,这时再喷入柴油、柴油喷雾和空气混合的同时自己点火燃烧,称为压燃式。因此,柴油发动机无需火花塞等点火系统。

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