应用理想气体状态方程，对柴油机活塞燃烧室容积的检测方法进行了研究。
Based on ideal gas equation, the measurement method of diesel engine piston combustion chamber volume was researched.
本文提出压缩冲程期间计算平顶活塞燃烧室流动特性摸拟的有限容积法。
This paper presents a finite-volume method for flow characteristics simulation in a combustion chamber with a flat-topped piston during the compression stroke.
结果发现，发动机燃烧室存在一个自由容积的阈值，这个值是影响发动机稳态燃烧和非稳态燃烧的界限值。
It verified that there is a free space limit in motor combustion chamber. This limit is a value that affects the stable and unstable combustion.
燃料入口附近的气流隔离器在燃烧室中形成一个或者多个更小的容积，在此处燃料可以与引入燃烧室中的仅仅一部分空气混合并燃烧。
A gas flow separator near the fuel inlet forms one or more smaller volumes within the combustion chamber where the fuel can mix and burn with only a portion of the air introduced into the chamber.
燃料入口附近的气流隔离器在燃烧室中形成一个或者多个更小的容积，在此处燃料可以与引入燃烧室中的仅仅一部分空气混合并燃烧。
A gas flow separator near the fuel inlet forms one or more smaller volumes within the combustion chamber where the fuel can mix and burn with only a portion of the air introduced into the chamber.
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