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淡泊学人

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[求助] 求助流体机械或者叶轮机械的大神们

画叶轮叶片的时候有这个要求
其实前缘有两条线,只是没有封闭,论文的要求是:
Both, the main and splitter blade leading edges should be rounded
with a 3:1 ellipse in flow direction. The ellipse will be tangent to a 90
deg. cone
个人理解是叶片前缘用3:1椭圆连接,(椭圆和一个90度圆锥相切,这句话自己也不懂),求大神们帮忙看看应该怎么理解,导师下周一就要看算的结果了,现在正在紧张的建模当中,用的是UG,谢谢!!
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