| 基于可靠度指标的桁架优化研究 |
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| 引用本文： | 周书敬,张东敏,徐志聪.基于可靠度指标的桁架优化研究[J].钢结构,2014(1):1-3,16. |
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| 作者姓名： | 周书敬 张东敏 徐志聪 |
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| 作者单位： | [1]河北工程大学,河北邯郸056038 [2]中建三局第一建设工程有限责任公司,武汉510635 |
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| 摘 要： | 利用加权线性响应面法计算结构杆件可靠度指标,将可靠度指标作为桁架优化约束条件,用改进粒子群算法进行桁架截面优化,通过经典10杆平面桁架截面优化算例,与已有文献进行对比,为工程实践提供理论借鉴。
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| 关 键 词： | 可靠度指标 改进粒子群算法 截面优化 |
TRUSS OPTIMIZATION RESEARCH BASED ON THE RELIABILITY INDEX |
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| Zhou Shujing Zhang Dongmin XuZhicong.TRUSS OPTIMIZATION RESEARCH BASED ON THE RELIABILITY INDEX[J].Steel Construction,2014(1):1-3,16. |
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| Authors: | Zhou Shujing Zhang Dongmin XuZhicong |
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| Affiliation: | Zhou Shujing Zhang Dongmin XuZhicong (1. Hebei University of Engineering, Handan 056038, China; 2. The First Construction Engineering Limited Company of China Construction Third Engineering, Wuhan 510635, China) |
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| Abstract: | By using the weighted linear response surface method to calculate reliability index of structure bar, the reliability index is considered as constraint of a truss optimization, using improved particle swarm algorithm truss section is optimized, through the classical ten-bar truss section optimization examples, and comparing existing literature, which can provide theoretical reference for engineering practice. |
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| Keywords: | reliability index improved particle swarm algorithm sectional optimization |
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