清洗三元,清洗进气道,清洗节气门,清洗喷油嘴,清洗机油道的各个好处
推荐回答(4个)
定期对电喷嘴进气管道和节气门进行保养可以:
提高引擎燃烧效率,恢复引擎强劲动力
降低引擎燃油消耗,减轻汽车尾气排放
消除已形成的积碳,延缓新积碳的沉积
提高引擎的平稳性,使引擎运转更安静
延长引擎使用寿命,减少维护综合成本
清理积碳,提高进气量和喷油精度
我国燃油整体的质量特点之一是烯氢含量较高,烯氢的稳定性差,在发动机燃油系统中容易被氧化缩合,生成胶生质和沉积物:胶生质和沉积物会对电喷嘴喷油孔(直径只有1-2微米,比人的头发还细)造成堵塞,同时胶质\沉淀物在气门座上沉积和燃烧室中燃烧易生成坚硬的积碳,气门油封的密封不良,就会造成机油的渗入,机油经燃烧后,在燃烧室和气门上形成积碳,汽车如加了含油水分的燃油,引擎工作时由于水的存在而降低了燃烧温度,低温氧化的燃油将导致积碳的产生,另外,未充分燃烧的燃油不断蒸发氧化,会在进气管中(尤其是节气门后方)产生一些较软的黑色积碳,这些胶质/沉淀物和积碳将造成:
堵塞喷油嘴的针阀,阀孔,导致动力性能下降
进气阀关闭不严,导致发动机怠速不稳,油耗增大和尾气排放恶化
在活塞顶和汽缸盖等部位形成的坚硬积碳,容易引起发动机爆震
积碳的结构类似海棉,会吸附喷入汽缸的一部分燃油,使得真正进入汽缸的混合气浓度变稀,导致积碳问题的加重
使进气管的管壁变粗糙,进气会在这些粗糙的地方产生旋涡,影响进气效果及混合气的质量
阻塞怠速通道,使怠速控制装置卡滞或超出其调节范围
缩短三元催化器和氧传感器的使用寿命
电喷发动机在运转过程中,可燃气体在汽缸内燃烧后产生的废气,会有一部分通过进气门,进气管道在节气门体处生成积碳,发动机熄火后,进气管道中的机油蒸气会冷形成液体,积存在节气门体中另外,空气在经过长时间的空气格后,未过滤干净的空气杂质会残留在节气门中,时间久了形成积垢导致:
开关阻力增大,发动机怠速不稳
进起会产生涡流,造成气阻
低速油门不好控制,冷启动困难
电脑传输信号滞后,发生错误
发动机防污报警
定期三元催化器进行清洗可以:
改善尾气排放,激活三元净化功能
改善燃油雾化性能,降低发动机燃油消耗
提高燃油燃烧效率,恢复动力
提高冷启动能力,延长三元使用寿命
所以在日常使用中一般建议3万公里就要清洗喷油嘴一次
定期对节气门\进气管道\三元催化器进行清洗一般是1.5万-2万公里清洗一次
需要清洗掉的是积碳。积碳可以出现在以上任何地方。积在三元里,会造成排气不畅,动力下降。一般跑跑高速就可以清洗干净。进气道和气门积碳厚了会吸附喷出的燃油,导致凉车不好着车,费油。可以打吊瓶清洗,非常厚的话只有拆卸清洗了。节气门或怠速马达脏了导致怠速进气量下降,怠速不稳或过低,凉车不好着车,喷油嘴脏了导致喷油雾化不良,凉车不好着车。喷头漏油,导致热车不好着车。以上这些地方其实都可以用加汽油添加剂(大品牌大瓶的)配合跑高速的方法自己清洗。机油道积碳通常因为机油质量不好或用了假油造成的。就像是动脉狭窄那样,造成机油压力下降。非常不好清洗。通常只能换好机油跑几万公里,自己融化积碳。或者就大修了。
进气道的结炭后了车子会油耗大和难发动.清洗节气门,清洗喷油嘴都是让车子油耗减小和发动机工作更平稳的。清洗机油道我感觉用处不是恨到,但是可以预防发动机不上油从而造成的故障。
其实清洗的好处很简单;就是让爱车达到新车时的性能。
新车一般在4万公里左右以上各个部位就会出现不同程度的积碳、积炭过多会影响、【进气、排气、进油、机油的流动、】不畅、会出现车辆没劲、费油、起步慢、等等吧一系列的故障。
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