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chai you ji wei xiu zhong de zhu yi shi xiang
Author(s): 
Pages: 82
Year: Issue:  12
Journal: Farm Machinery Using & Maintenance

Abstract: 一、气缸压力 因为柴油机是压燃式发动机,如果气缸压力不足,气缸内被压缩空气的压力和温度就达不到规定要求,喷人气缸的燃油因燃烧缓慢而不能充分燃烧.不仅造成燃油的浪费,还会引起发动机冒黑烟,同时还伴随着功率下降和柴油机过热现象.气缸压力严重不足时,发动机将无法启动.为了保证发动机有足够的气缸压力,活塞与缸套的配合间隙、活塞环的端、边间隙必须符合要求,气门与气门座的密封性要好,喷油器前端密封垫及气缸垫要完好,且厚度要符合要求.
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