利用稳流气道试验台对这种可变进气结构的涡流和滚流进行了实验，采用特定方法计算了可变进气结构的缸内斜轴涡流特性。
Based on the measured swirl and tumble, the evaluations of the inclined-axis swirl were calculated with a specified method. The results are as follows.
通过稳流气道试验和CFD瞬态数值模拟研究了4g15型直喷汽油机的进气滚流特性。
The intake flow tumble characteristics of 4g15 GDI engine are analyzed by using both flow rig and CFD transient numerical simulation.
通过稳流气道试验和CFD瞬态数值模拟研究了4g15型直喷汽油机的进气滚流特性。
The intake flow tumble characteristics of 4g15 GDI engine are analyzed by using both flow rig and CFD transient numerical simulation.
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