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Abstract:
进行了上弦杆为钢管混凝土、上下弦杆均为钢管混凝土的桁梁试件和空钢管桁梁试件的对比试验研究.研究结果表明,弦杆钢管内填充混凝土可提高弦杆的抗压、抗弯和径向刚度,改变节点失效模式,提高节点强度和刚度;弦杆为钢管混凝土的桁梁试件与空钢管桁梁试件一样,结构破坏均是因节点失效引起的;由于弦杆管内填充混凝土提高了节点的强度和刚度,不仅受压的上弦杆而且受拉的下弦杆管内填充混凝土,都会提高圆管截面桁梁试件的整体承载力.最后对管节点的承载力和桁梁试件整体承载力进行了讨论.
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Source :
建筑结构学报
ISSN: 1000-6869
CN: 11-1931/TU
Year: 2007
Issue: 3
Volume: 28
Page: 31-36
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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