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萬恒均1,萬濤2
(1 四川省建筑設計研究院, 成都 610000; 2 四川大學規(guī)劃建設處, 成都 610065)
[摘要]鋼筋混凝土框架結構鉸接柱腳的消能減震設計問題已取得突破,但是剪力墻的同類問題還待研究。剪力墻平面內(nèi)剛度很大,不能直接做成基底鉸接柱腳,但其剛度可通過轉(zhuǎn)換層來降低。將剪力墻離散成柵欄板柱等獨立柱,再采用橢圓球體鉸轉(zhuǎn)化為鉸接柱腳,從而獲得鉸接柱腳消能減震設計。提出了球體鉸接柱腳位移量的分析計算方法,并結合現(xiàn)行規(guī)范限值進行控制,為以后的工程設計及計算提供參考。
[關鍵詞]剪力墻; 轉(zhuǎn)換層; 柵欄板柱; 橢圓球體鉸
中圖分類號: TU352.11 文獻標識碼: A 文章編號: 1002-848X(2015)S2-0468-04
Design and research of energy dissipation for the hinged heel in transfer column of shear wall
Wan Hengjun1, Wan Tao2
(1 Sichuan Provincial Architectural Design & Research Institude, Chengdu 610000, China;
2 The Plan & Construction Department of SCU, Chengdu 610065, China )
Abstracts: There has been gain a breakthough to the design problem of energy dissipation for the hinge heel of reinforced concrete frame, but the same kind problem for the shear wall needs to be researched. The rigid of shear wall is very strong in plan, the shear wall cannot directly adopt the base hinge heel. Its rigidity, however, can be reduced by the conversion transfer story. The shear wall can be separated as independent columns such as palisade slab-column, and then ellipsoid sphericall hinge will be turned into spherical hinged heel to achieve the design of energy dissipation for the ellipsoid spherical-hinge. The calculation method of the off-set variables of the rotary spherical-hinged joint was provided, which can be completed under control of the current standardized limited value. All this may be the reference point for later engineering design and calculation.
Keywords: shear wall; transfer story; palisade slab-column; ellipsoid spherical-hinge
作者簡介:萬恒均,高級工程師,一級注冊結構工程師,Email:171437134@qq.com。
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