蝸殼的幾何建模和ICEM結構化網格的劃分
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手調VERTEX比較費時,質量以達0.2, 質量不高處多在尾部曲率變化大處,多切幾刀質量還能調高. 只是想驗證這種分塊方法是可行的.
![[forum.simwe.com]spirecase-b.JPG](http://img.jishulink.com/caenet/forums/upload/2013/01/24/385/44997149206601.jpg "[forum.simwe.com]spirecase-b.JPG")
![[forum.simwe.com]spirecase-a.jpg](http://img.jishulink.com/caenet/forums/upload/2013/01/24/385/44995977302043.jpg "[forum.simwe.com]spirecase-a.jpg")
![[forum.simwe.com]spirecase-c.JPG](http://img.jishulink.com/caenet/forums/upload/2013/01/24/385/44998396109868.jpg "[forum.simwe.com]spirecase-c.JPG")
![[forum.simwe.com]spirecase-d.JPG](http://img.jishulink.com/caenet/forums/upload/2013/01/24/385/44999447709776.jpg "[forum.simwe.com]spirecase-d.JPG")
蝸殼劃網的難點是圓弧引流板和大舌板過度處, 現代蝸殼焊結基本用這種結構, 不帶碟形邊, 可以改善固定導葉的受力.但這個模型的引流板結構是不合理的, 改進后網格質量會提高的.
![[forum.simwe.com]welding2JPG.JPG](http://img.jishulink.com/caenet/forums/upload/2013/01/24/385/44994793008091.jpg "[forum.simwe.com]welding2JPG.JPG")
![[forum.simwe.com]baffle.JPG](http://img.jishulink.com/caenet/forums/upload/2013/01/24/385/44994868006799.jpg "[forum.simwe.com]baffle.JPG")
![[forum.simwe.com]bu.JPG](http://img.jishulink.com/caenet/forums/upload/2013/01/24/385/44994930509124.jpg "[forum.simwe.com]bu.JPG")
![[forum.simwe.com]lipe.JPG](http://img.jishulink.com/caenet/forums/upload/2013/01/24/385/44994991402048.jpg "[forum.simwe.com]lipe.JPG")
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