prewhirler

常见例句

• The performance of the centrifugal compressor at different diffuser stagger angles and different inlet guide vane (IGV) prewhirl angles are measured.
  摘要对扩压器进口不同安装角和进口导叶不同预旋角匹配下离心压缩机的性能进行了实验研究。
• The results show that the impeller flows periodically under large negative prewhirl angle.
  结果表明，在较大的负预旋角度下，叶轮流动呈现出周期性；
• The impeller inlet prewhirl flow in a HW-G1 centrifugal fan has been measured by means of the three-hole probe and micropressure gauge.
  结果表明该离心风机叶轮进口存在预旋,且预旋沿周向和轴向分布都不均匀。
• Numerical simulations on the unsteady inlet guide vane (IGV)-impeller interaction were performed under different prewhirl angles.
  摘要对不同预旋角度下进口导叶／叶轮的相干进行了非定常的数值模拟，讨论了动静相干效应的上要因素。
• Recently, some experiments show the existence of prewhirl and reveal the asymmetrical scroll will affect the distribution of prewhirl.
  近年来，已有的实验结果显示，离心式通风机叶轮进口前的气流预旋确实存在，而且其分布形式与人们通常的想象有很大不同。
• In this study, many kinds of experimental studies are carried out to gain a deep insight into the nature of prewhirl and inlet flow.
  论文通过对离心风机进口流场的多种测量，更深一步地了解离心风机进口预旋的分布、产生原因以及进口流场的流动现象。
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