Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Method and device for analyzing stress performance of prestressed steel-wood combined node
The invention relates to a method and a device for analyzing the stress performance of a prestressed steel-wood combined node. The method comprises the following steps: S1, acquiring key parameters of the prestressed steel-wood combined node; s2, a wood beam stress balance equation is established based on a direct balance method of the beam-column interface and the key parameters, the wood beam stress balance equation is solved, a control function of the height of the neutral axis of the beam end is obtained, and the control function is a function about the opening corner of the beam-column interface; s3, changing parameters of the control function of the height of the neutral axis of the beam end, and calculating to obtain different critical corners in the changing process of the opening corner of the beam-column interface; and S4, obtaining a bending moment-rotating angle curve based on the control function of the beam end neutral axis height, the critical rotating angle and the node bending moment. Compared with the prior art, the method has the advantages of accurate and rapid analysis and the like.
本发明涉及一种预应力钢木组合节点受力性能分析方法和装置，方法包括以下步骤：S1、获取预应力钢木组合节点的关键参数；S2、基于梁柱交界面的直接平衡法和关键参数建立木梁受力平衡方程，求解木梁受力平衡方程，得到梁端中性轴高度的控制函数，控制函数为关于梁柱界面打开转角的函数；S3、改变梁端中性轴高度的控制函数的参数，计算得到梁柱界面打开转角变化过程中的不同临界转角；S4、基于梁端中性轴高度的控制函数、临界转角和节点弯矩得到弯矩‑转角曲线。与现有技术相比，本发明具有分析准确快速等优点。
Method and device for analyzing stress performance of prestressed steel-wood combined node
The invention relates to a method and a device for analyzing the stress performance of a prestressed steel-wood combined node. The method comprises the following steps: S1, acquiring key parameters of the prestressed steel-wood combined node; s2, a wood beam stress balance equation is established based on a direct balance method of the beam-column interface and the key parameters, the wood beam stress balance equation is solved, a control function of the height of the neutral axis of the beam end is obtained, and the control function is a function about the opening corner of the beam-column interface; s3, changing parameters of the control function of the height of the neutral axis of the beam end, and calculating to obtain different critical corners in the changing process of the opening corner of the beam-column interface; and S4, obtaining a bending moment-rotating angle curve based on the control function of the beam end neutral axis height, the critical rotating angle and the node bending moment. Compared with the prior art, the method has the advantages of accurate and rapid analysis and the like.
本发明涉及一种预应力钢木组合节点受力性能分析方法和装置，方法包括以下步骤：S1、获取预应力钢木组合节点的关键参数；S2、基于梁柱交界面的直接平衡法和关键参数建立木梁受力平衡方程，求解木梁受力平衡方程，得到梁端中性轴高度的控制函数，控制函数为关于梁柱界面打开转角的函数；S3、改变梁端中性轴高度的控制函数的参数，计算得到梁柱界面打开转角变化过程中的不同临界转角；S4、基于梁端中性轴高度的控制函数、临界转角和节点弯矩得到弯矩‑转角曲线。与现有技术相比，本发明具有分析准确快速等优点。
Method and device for analyzing stress performance of prestressed steel-wood combined node
一种预应力钢木组合节点受力性能分析方法和装置
CHEN FEI (Autor:in) / LI ZHENG (Autor:in) / HE MINJUAN (Autor:in) / SHU ZHAN (Autor:in) / SUN XIAOFENG (Autor:in)
14.03.2023
Patent
Elektronische Ressource
Chinesisch
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