单管柱与格构柱组合式支撑架体系的稳定性研究
针对湖州奥林匹克体育场中单管柱与格构柱组合式支撑架体系,采用有限元分析方法对该体系的整体失稳特点、立柱计算长度系数的取值进行了分析;然后对影响双层单跨非对称框架结构整体稳定性的柱顶不对称荷载、柱刚度比、梁柱线刚度比三个因素进行了深入的研究,得到了以上因素下单管柱及格构柱计算长度系数理论解的图表,可以直观地查看到计算长度系数随各相关参数的变化规律,以供技术人员选用。同时,通过实例的对比分析,验证了以上计算长度系数图表的准确性和合理性。...
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| Published in | Jianzhu Gangjiegou Jinzhan pp. 101 - 110 |
|---|---|
| Main Authors | , , |
| Format | Journal Article |
| Language | Chinese |
| Published |
Editorial Department of Progress in Steel Building Structures, Tongji University
01.04.2020
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| Subjects | |
| Online Access | Get full text |
| ISSN | 1671-9379 |
| DOI | 10.13969/j.cnki.cn31-1893.2020.02.013 |
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| Abstract | 针对湖州奥林匹克体育场中单管柱与格构柱组合式支撑架体系,采用有限元分析方法对该体系的整体失稳特点、立柱计算长度系数的取值进行了分析;然后对影响双层单跨非对称框架结构整体稳定性的柱顶不对称荷载、柱刚度比、梁柱线刚度比三个因素进行了深入的研究,得到了以上因素下单管柱及格构柱计算长度系数理论解的图表,可以直观地查看到计算长度系数随各相关参数的变化规律,以供技术人员选用。同时,通过实例的对比分析,验证了以上计算长度系数图表的准确性和合理性。 |
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| Author | 赵昀 苏英强 那丽岩 |
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| Title | 单管柱与格构柱组合式支撑架体系的稳定性研究 |
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