CLC number: TU394
On-line Access: 2018-06-04
Received: 2017-04-26
Revision Accepted: 2017-12-03
Crosschecked: 2018-08-07
Cited: 0
Clicked: 3610
Xiao-tian Liang, Xing-fei Yuan, Shi-lin Dong. Active control experiments on a herringbone ribbed cable dome[J]. Journal of Zhejiang University Science A,in press.Frontiers of Information Technology & Electronic Engineering,in press.https://doi.org/10.1631/jzus.A1700228 @article{title="Active control experiments on a herringbone ribbed cable dome", %0 Journal Article TY - JOUR
肋环人字型索穹顶主动控制试验研究创新点:1. 提出通过改变索杆张力结构的形状来提高结构承载性能的方法,并基于非线性力法提出索杆张力结构形状控制和内力控制的计算模型.2. 设计具有长度可调拉索单元的肋环人字型索穹顶模型进行主动控制试验研究,并将结构响应的试验结果与理论计算结果进行对比. 方法:1. 以结构形状和杆件内力为控制目标建立求解主动单元调控量的计算模型,编制计算程序进行主动单元调控量的计算;2. 通过对具有拉索长度可调单元的肋环人字型索穹顶进行模型试验研究,考察结构主动调控过程和主动控制过程的结构响应情况. 结论:1. 基于非线性力法推导索杆张力结构的结构响应计算公式,推导结果可应用于结构主动控制的计算中;2. 对具有拉索长度可调单元的肋环人字型索穹顶进行模型试验研究,结果表明利用本文提出的理论方法得到的控制方案可达到所设定的结构控制目;3. 试验值与理论计算值数据吻合良好,验证本文理论计算模型的正确性和应用于实际结构的可行性. 关键词组: Darkslateblue:Affiliate; Royal Blue:Author; Turquoise:Article
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