| 星孔装药燃面退移图象显示中的特殊问题 |
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| 引用本文： | 陈步学,王凌燕,吴心平. 星孔装药燃面退移图象显示中的特殊问题[J]. 推进技术, 1997, 18(4): 46-50 |
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| 作者姓名： | 陈步学 王凌燕 吴心平 |
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| 作者单位： | 西北工业大学航天工程学院!西安，710072 |
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| 摘 要： | 介绍了采用双三次均匀B样条曲面法构造星孔装药燃面退移图象中，夹直纹面的曲面；具有脊线曲面的反算拟合；燃面拟合的边界条件及曲面加密网格的求解等特殊问题。
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| 关 键 词： | 固体推进剂火箭发动机 推进剂燃烧 星孔药柱 计算机仿真 计算机图形学 |
SPECIAL PROBLEMS ON GRAPHIC DISPLAY OF BURNING SURFACE REGRESSION OF STAR PERFORATION GRAINS |
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| Chen Buxue,Wang Lingyan and Wu Xinping. SPECIAL PROBLEMS ON GRAPHIC DISPLAY OF BURNING SURFACE REGRESSION OF STAR PERFORATION GRAINS[J]. Journal of Propulsion Technology, 1997, 18(4): 46-50 |
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| Authors: | Chen Buxue Wang Lingyan Wu Xinping |
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| Abstract: | Spectial problems of constituting curves and curved surface of burning surface regression of star perforation grains with cubic uniform B-spline and bicubic uniform B-spline are introduced.These problems include reverse calculation fitting of straight grain surface between curved surface and curved surface with ridge line, border condition of the burning surface fitting and calculation of the burning surface with additional dense net. |
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| Keywords: | Solid propellant rocket engine Propellant combustion Star grain Computer simulation Computer graphics |
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