Finally the standard equipment and method of data processing are proposed to facilitate comparing the data of engine inlet port tests.
建议规定一种标准的试验设备和数据处理方法，以利于发动机气道试验数据的对比。
Theoretical and experimental results suggest that the engine performance at low load can be improved with the variable swirl twin inlet port.
理论计算与试验结果证明，采用双进气道可控进气涡流系统是改善大功率柴油机低负荷性能的一个有效途径。
Applying CFD to simulate the fluid field of a inlet port in a kind of 385 diesel engine, and with 3d analog computing as well, we analyze these results and prove its effectuality.
本文利用CFD技术对某型号385柴油机的进气道流场进行了三维模拟计算，并对结果进行了分析，验证了其有效性。
The characteristic of helical inlet port including swirl ratio and flow coefficient has an important effect on the performance of diesel engine.
螺旋进气道特性(涡流比、流量系数)对柴油机性能有重要影响。
The characteristic of helical inlet port including swirl ratio and flow coefficient has an important effect on the performance of diesel engine.
螺旋进气道特性(涡流比、流量系数)对柴油机性能有重要影响。
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