...- 水利科技资讯 - 水资讯网 关键词：剪切变形；节点刚性；内力计算 [gap=2763]Key words：shear deformation；joint stiffness；calculation of the internal force ...
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介绍了该桁架的现场测试工作，包括测试方案、杆件应力、节点刚性、结构挠度等。
This paper introduces the site measurement for the heavy steel truss including the measurement scheme, pole stress, joints rigidity, structure deflection and other elements concerned.
基于“挠度法”，对节点刚度进行了测试。根据测试结果，分析了影响节点刚性的各种因素。
Tested the joint stiffness based on "deflection method", and analyzed the factors that affect joint stiffness according to the test results.
应用有限元分析软件，对两种跨度下典型平面钢屋架节点刚性所产生的次应力进行了分析计算。
The secondary stresses of typical planar steel frames due to the rigidity of panel points are calculated by the finite element analysis program.
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