一汽锡柴4100发动机为什么始终坏缸套求解答

2025-04-01 21:07:54
推荐回答(1个)
回答1:

1、正常的磨损,无论润滑油有多好,都不可能做到无摩擦和零磨损,所以或多或少会产生磨损。
2、磨料摩擦造成的磨损,由于空气中的灰尘颗粒物进入到缸筒内并与润滑油混合造成的摩擦产生的磨损,此现象类似于我们的眼里进入了沙子。为了减少磨料磨损,建议车主一定要选择合格的空气滤清器并经常清洁。
3、
冷启动磨损,发动机冷启动干摩擦造成的磨损,当发动机停止4个小时以上,发动机中上部的润滑油绝大部分已经流回油底壳,再次启动时润滑油在底部,此时润滑
油不能马上流到上面的各个需要润滑的部位,就是这几秒钟,发动机并没有停止运转,干摩擦也就产生了,干摩擦造成的发动机磨损量占到总磨损量的70%左右,
所以尽可能选择低粘度的机油避免选择超过厂家粘度要求的机油,还有使用一些特殊抗磨剂以减少此类磨损量!再有就是早晨热车两分钟再行驶。
4、腐蚀磨损,由于燃油质量不靠谱,在其燃烧后产生大量酸性物质腐蚀缸筒产生磨损,所以一定要选择靠谱的汽油!
除了上述需要注意,另外要想减少磨损:
1、要选择高品质的机油,要定期更换机油,定期清洗润滑系统。
2、要定期去除燃烧室内的积碳,否则积碳本身也会造成磨损
3、避免超速、超载行驶,否则磨损会加剧。
4、一定要避免水温过高,要经常检查冷却液的缺失,密切关注水温的变化,防止水温超标。
5、禁止猛轰油门,养成良好的驾驶习惯省钱又省车!

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