Dropping the pressure loss of diffuser, corner, and fan section can help to reduce the power of the fan.
扩散段、拐角以及风扇段的气动减阻在一定程度上减少了风机的功率。
The research on diffusion loss of axial-flow fan's diffuser is carried out using theory calculation method and FLUENT software.
利用理论计算方法以及FLUENT软件对轴流通风机扩散筒的扩散损失进行了研究。
The relative position between the diffusion blade and the volute tongue has influence on the distribution of diffuser flow field and the position is regulated suitably to reduce the hydraulic loss.
扩压叶片与隔舌相对位置对扩散段流场的分布有影响，适当调整可以减小水力损失。
The results, which obtained by using radial diffuser, show that due to the high loss through the diffuser, the efficiency of the liquid hydrogen pump is lower.
采用径向导叶的液氢泵的试验结果表明，导叶损失大，导致液氢泵效率低。
And the results showed that the performance of the diffuser with splitter blade was improved. The pressure recovery coefficient was (increased) and the aerodynamic loss coefficient was decreased.
同时比较了大小叶片设计方案与全为大叶片方案的性能，发现采用大小叶片可提高静压恢复系数，降低空气动力损失。
And the results showed that the performance of the diffuser with splitter blade was improved. The pressure recovery coefficient was (increased) and the aerodynamic loss coefficient was decreased.
同时比较了大小叶片设计方案与全为大叶片方案的性能，发现采用大小叶片可提高静压恢复系数，降低空气动力损失。
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