Numerical methods were utilized to investigate the time-dependent flow patterns and the frequency characteristics of unsteady tip clearance flow in an axial-flow low-speed isolated compressor rotor.

利用数值方法研究了某低速轴流孤立压气机转子中非定常叶顶间隙流的流动特征和频率特性。

youdao

Time dependent calculation for a suddenly imposed pressure gradient has shown that variation of the cross sectional area reduces inertial effect in the contraction flow region.

压力差为阶跃变化的情况下数值计算结果说明了收缩部的断面积的时间变化减少了收缩部的惯性效果。

youdao

Objective To explore the changes of time-dependent pulmonary artery structural remodeling in pulmonary hypertension induced by high pulmonary flow in rats.

目的探讨大鼠高肺血流性肺动脉高压形成中肺血管结构的动态变化规律。

youdao