The velocity, temperature, pressure, and Mach number are analyzed according to the simulation result and the difference between vane diffuser and vaneless diffuser is studied.
由计算结果分析了叶轮和无叶扩压器内部的速度、压力、马赫数分布，并和叶片扩压器进行了对比。
A numerical simulation is preformed by replacing vane diffuser with vaneless diffuser with the other boundary conditions unchanged.
本文在其他边界条件不变的条件下将叶片扩压器改为无叶扩压器进行了三维可压定常数值模拟。
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