基于UG/Grip的船用螺旋桨三维建模关键技术:《大连海事大学学报》2009年04期

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5NR z(zw9ks`4rU5p0基于UG/Grip的船用螺旋桨三维建模关键技术水利论文Y+bTD'A6\J

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1]d8Bw/h L)X8?0【摘要】:为建立精确的船用螺旋桨三维模型,采用UG/Grip二次开发技术探讨了船用螺旋桨三维建模的关键技术,实现了对桨叶叶尖、导(随)边缘过渡、防鸣音随边、根部过渡等关键部位的合理处理,建立了精确的三维螺旋桨模型.

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【作者单位】:水利论文(e]'D5a ?L"De

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大连海事大学轮机工程学院;中国船级社广州分社;

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船用螺旋桨 三维模型 UG/Grip 防鸣音水利论文&D2h(wl"S?9@X

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0引言建立完善的船用螺旋桨三维模型是实现螺旋桨铸造过程模拟、铸造砂型制作、数控加工等工艺过程的关键和难点,也是实现螺旋桨强度分析、特性分析的基础.国内不少学者对螺旋桨的三维造型方法进行了研究[1-4],但所建模型均未涉及叶尖、导(随)边缘过渡、防鸣音处理、根部过渡

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