| 超静定等强度梁在复合载荷作用下的优化 |
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| 引用本文： | 李清禄,杨静宁.超静定等强度梁在复合载荷作用下的优化[J].甘肃科学学报,2009,21(4):93-96. |
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| 作者姓名： | 李清禄 杨静宁 |
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| 作者单位： | 兰州理工大学,理学院,甘肃,兰州,730050 |
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| 基金项目： | 甘肃省自然科学基金，兰州理工大学科研发展基金 |
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| 摘 要： | 利用阶梯折算法给出了超静定梁在复合载荷作用下等强度设计的一般计算表达式,研究了二次超静定等强度梁在复合载荷作用下的体积优化问题,通过算例给出了复合载荷作用下等强度梁与等截面梁的体积对比.
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| 关 键 词： | 阶梯折算法 等强度 梁 优化 |
Optimal Design of the Constant Strength Static-indeterminant Beam under Multi-Loading |
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| LI Qing-lu,YANG Jing-ning.Optimal Design of the Constant Strength Static-indeterminant Beam under Multi-Loading[J].Journal of Gansu Sciences,2009,21(4):93-96. |
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| Authors: | LI Qing-lu YANG Jing-ning |
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| Institution: | LI Qing-lu,YANG Jing-ning(School of Science,Lanzhou University of Science and Technology,Lanzhou 730050,China) |
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| Abstract: | In this paper,Making use of the stepped reduction method,the general expression of the calculation of the constant strength design of two degree static-indeterminant beam under multi-loading is studied and thickness of the beam subject to volume are optimized.The volume ratio of the constant strength beam and the constant cross-setion one under multi-loading is obtained by an example.. |
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| Keywords: | stepped reduction method constant strength beam optimal design |
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