With increasing restrictions on engine emissions, the need for reduced fuel consumption and low vibration, air motion and chemical reaction in the cylinder of diesel engine play an important role.
内燃机缸内的气流运动和燃烧过程对发动机的整机性能有着重大的影响，是降低燃油消耗、减少排放和燃烧噪音的决定性因素。
The air motion and squish effect inside the cylinder of a diesel with a cylindrical bowl has been computed, and the results have been analysed in this paper.
本文对圆柱形燃烧室缸内空气流动、挤流作用进行了模拟，并对计算结果进行了分析。
In this paper the in-cylinder air motion and its interaction with combustion are studied under both motored and firing conditions by LDA in a single-cylinder 4-valve S. I. engine.
通常在发动机倒拖工况下测量和研究缸内气流运动，对于燃烧过程中缸内流动规律的测量和研究还很少。
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