| 平面索网玻璃幕墙结构静力计算的级数迭代法 |
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| 引用本文： | 尚仁杰,李谦,吴转琴,刘景亮.平面索网玻璃幕墙结构静力计算的级数迭代法[J].工业建筑,2009,39(2). |
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| 作者姓名： | 尚仁杰 李谦 吴转琴 刘景亮 |
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| 作者单位： | 中冶集团建筑研究总院,北京,100088 |
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| 摘 要： | 推导了平面预应力索网变形曲面的偏微分方程,给出了匀布荷载、匀布拉力下不考虑几何非线性的一种级数解;通过改变变形后索拉力得到了考虑索网结构大变形几何非线性影响的迭代求解法;通过工程实例验证了级数解迭代法计算索网变形和索拉力大小的准确性。所给出的级数解迭代方法收敛快、误差小,便于在工程中应用。
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| 关 键 词： | 预应力 平面索网 大变形 几何非线性 迭代法 |
THE CALCULATION METHOD OF CURTAIN WALL PLANAR RECTANGLE PRESTRESSED CABLE NET CONSIDERING LARGER DEFORMATION |
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| Shang Renjie,Li Qian,Wu Zhuanqin,Liu Jingliang.THE CALCULATION METHOD OF CURTAIN WALL PLANAR RECTANGLE PRESTRESSED CABLE NET CONSIDERING LARGER DEFORMATION[J].Industrial Construction,2009,39(2). |
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| Authors: | Shang Renjie Li Qian Wu Zhuanqin Liu Jingliang |
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| Affiliation: | Central Research Institute of Building and Construction;MMC Group;Beijing 100088;China |
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| Abstract: | The differential equation of the deformed surface cable net structure is deduced.A kind of series solution of the differential equation is provided not considering geometry non linearity.The iterative method is given considering the geometry nonlinearity.The accuracy of the progression iterative method to calculate the deformation and the cable force is confirmed by the design of an engineering example.The method has the extremely accurate result.The method is easy to hewe application in engineering. |
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| Keywords: | pre stress planar cable net larger deformation geometric nonlinearity iterative method |
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