| 任意空间曲线预应力筋的预应力锚固损失研究 |
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| 作者单位： | 华中科技大学土木工程与力学学院，华中科技大学控制结构湖北省重点实验室 |
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| 摘 要： | 依据预应力锚固损失分析中的反摩阻影响机理,结合模拟空间曲线预应力筋的非均匀B样条曲线参数方程,推导出预应力锚固损失的数值计算公式,该公式适用于任意空间曲线型预应力筋,并适合编程计算。
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| 关 键 词： | 空间曲线 预应力筋 反摩阻影响 预应力锚固损失 非均匀B样条曲线 |
Study on Calcuation of Anchorage Loss of 3D Prestressing Tendons |
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| Authors: | ZHOU Xiaoyong JIN Wencheng Li Shuliang |
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| Institution: | ZHOU Xiaoyong1,2,JIN Wencheng1,2,Li Shuliang1,2 |
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| Abstract: | Base on the principle of anti-friction impact in anchorage loss of prestress tendons and simulation of space-curved presressing tendons aided by Non-Uniform B-Splines.a numerical formula to calculate anchorage loss of 3D presressing tendons are proposed in this paper,which also suits programming. |
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| Keywords: | Space-curved prestressing tendons Anti-friction impact Anchorage loss of prestress Non-Uniform B-Splines |
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