风机技术文章 关键词：轴流式通风机；数值模拟；非设计工况；分离流动 [gap=549]Key words: axial-flow fan; numerical simulation; off-design operation; separation flow
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几何和流动参数对上翘后体阻力系数的影响_stmopen 关键词】: 分离流动 涡 上翘后体 [gap=766]Keywords】: separated flowvortexupswept afterbody
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Separated flow is a general phenomenon in turbomachinery. This dissertation firstly focuses on the unsteady characteristic of compressor cascade separated flow under off-design condition.
分离流动是叶轮机械中相当普遍的非定常现象。
参考来源 - 叶轮机械中若干非定常流动特征的初步研究When the deflection angle was turned in the positive, the load of short blade was increased with the increase ofθangle; there was separation flow on suction surface of short blade at the angle +3.5°≤θ≤+21°.
顺偏转角时,短叶片负荷随着θ角的增大而增大;在+3.5°≤θ≤+21°短叶片吸力面存在边界层分离流动。
参考来源 - 开缝叶片离心叶轮内流场的数值研究·2,447,543篇论文数据，部分数据来源于NoteExpress
本文针对非设计工况下叶栅的分离流动进行研究。
This paper focuses on the unsteady characteristic of cascade separation flow under off-design condition.
进行了大气压等离子体激励抑制分离流动的试验研究。
Experimental investigation of atmosphere plasma actuation based flow separation suppression is performed.
这种分离流动是导致大上翘角后体阻力增加的主要原因。
The drag increasing of the larger-upswept afterbody is due to the afterbody separation.
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