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快速组搜索优化器与被动聚合算法的应用在电缆力优化中,用于完成的桥梁或有线桥梁的完工桥梁
Guang Qin1, Liangbo Wang2, Zhan Wu2
1Foshan Road and Bridge Supervision Station Corporation Limited, Foshan, 528313, China. qinguang1984@163.com.
Scientific reports
|March 10, 2026
概括
一种新的优化算法,即带有被动聚合 (QGSOPC) 的快速组搜索优化器 (Quick Group Search Optimizer),可以显著减少长跨度电缆桥的结构位移和曲时刻. 这种方法可以有效地实现更稳定的"直塔和平面光束"状态.
科学领域:
- 结构工程 结构工程
- 计算力学 计算力学 计算力学
- 优化算法 优化算法
背景情况:
- 吊桥是关键基础设施,需要精确的结构控制.
- 优化电缆力对于管理位移和曲时刻至关重要.
- 现有的方法可能无法完全解决大型桥梁结构的复杂性.
研究的目的:
- 介绍和评估带有被动聚合 (QGSOPC) 的快速组搜索优化器,以优化电缆强度.
- 评估QGSOPC在改善已建成吊桥结构性能方面的有效性.
- 展示一个实用和有效的工具,以实现长跨度桥梁的最佳结构状态.
主要方法:
- 应用快速组搜索优化器与被动集合 (QGSOPC).
- 与影响矩阵方法集成,以优化电缆力.
- 与原始设计和标准GSO算法进行比较分析.
主要成果:
- QGSOPC将塔顶最大位移降低了83.8% (84.1至13.6毫米).
- 托架的屈曲率降低了41.9% (236.7至137.5毫米),峰值曲矩降低了11% (118,078至105,120公斤·米).
- 复合目标功能下降了40.7%,证实了QGSOPC的卓越性能.
结论:
- QGSOPC提供了一种高效的方法,用于优化长跨式电缆桥梁中的电缆力.
- 算法成功地实现了所需的"直塔和平梁"结构状态.
- QGSOPC提供了一种实用且高效的解决方案,用于提高桥梁结构完整性和性能.
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