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kong qi lv qing qi bu yao yong bu bao
Author(s): 
Pages: 31
Year: Issue:  4
Journal: Farm Machinery

Keyword:  空气滤清器离心式除尘器细纱布发动机燃烧室流动阻力燃烧室内油底壳润滑效果缸壁螺旋运动;
Abstract: <正>有的驾驶员把拖拉机空气滤清器的离心式除尘器用细纱布包起来,以为这样可以增加一道空气滤清过程,并减少空气滤清器的保养次数。这种做法不但无益,反而有害。离心式除尘器包上布,增加了空气流动阻力,进入发动机燃烧室的空气不足,燃油不能完全燃烧,造成发动机马力不足。一部分积炭粘附在燃烧室内壁上,甚至冒黑烟。未燃烧的燃油沿缸壁流进油底壳,稀释了润滑油,影响润滑效果。
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