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kong qi lv qing qi bu yao yong bu bao
Author(s): GUO Zhanmin
Pages: 31
Year: 1980
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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