| 钢桁架-钢筋混凝土管柱结构风致响应试验研究 |
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| 引用本文： | 姚泽良,白国良,党发宁,李晓文.钢桁架-钢筋混凝土管柱结构风致响应试验研究[J].灾害学,2010,25(Z1). |
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| 作者姓名： | 姚泽良 白国良 党发宁 李晓文 |
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| 作者单位： | 1. 西安理工大学,水利水电学院,陕西,西安,710048
2. 西安建筑科技大学,土木工程学院,陕西,西安,710055 |
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| 基金项目： | 国家自然科学基金项目资助(50778150); 陕西“13115”科技创新重大项目资助(2007ZDKG39) |
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| 摘 要： | 大跨长悬挑钢-混凝土高柔结构的动力性状决定了其风振系数不能采用我国规范中的方法来计算。制作气弹性模型进行了动力性状、脉动风作用下位移响应、加速度响应、扭转响应、气动力稳定性等问题的相关试验,计算得到了风振系数,分析了风速、风向角、风机、周围建筑物等因素对风振系数的影响,给出了风振系数的建议值。将试验结果与其他方法计算的结果进行了对比分析,结果表明,试验结果偏大,符合风洞试验原理。研究结果为工程设计提供了基础资料,可供同类工程参考。
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| 关 键 词： | 高柔结构 扭转 气弹性模型风洞试验 风振系数 |
Experimental Study on Wind-Induced Vibration Response of a Steel Truss-Reinforced Concrete Column Structure |
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| Yao Zeliang,Bai Guoliang,Dang Faning,Li Xiaowen.Experimental Study on Wind-Induced Vibration Response of a Steel Truss-Reinforced Concrete Column Structure[J].Journal of Catastrophology,2010,25(Z1). |
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| Authors: | Yao Zeliang Bai Guoliang Dang Faning Li Xiaowen |
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| Institution: | Yao Zeliang1,Bai Guoliang2,Dang Faning1 and Li Xiaowen2(1.Faculty of Water Resources and Hydraulic Power,Xi'an University of Technology,Xi'an 710048,China,2.School of Civil Engineering,Xi'an University of Architecture & Technology,Xi'an 710055,China) |
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| Abstract: | Large-space and cantilevered structural dynamic behaviors show that its wind vibration factor can't be calculated by the code formula in China.An aeroelastic model was designed.The structural dynamic behaviors and its relevant wind vibration response problems under the action of fluctuating wind loads,such as the displacement,acceleration,torsion and aerodynamic stability,were tested.The structural wind vibration factors were obtained.The effects of wind speed,wind direction angle,fans,surrounding structure... |
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| Keywords: | high flexible structure torsion aero-elasticity model wind tunnel test wind vibration factor |
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