In order to reveal the failure mode of extended endplate connections in fire and the effect of compressive stiffener thickness on the fire resistance of connection and the column stability,behaviors of the connection subjected to thermal-mechanically coupling action were investigated.
為研究外伸端板連接節點火災下的破壞模式及承壓加勁肋厚度對節點耐火性能及柱穩定性的影響,研究了熱力耦合作用下節點的響應。
Influences of rib stiffeners on hysteretic behavior of end-plate connections;
加勁肋對端板連接滯回性能的影響
L-joints without rib stiffener are semi-rigid connections.
采用簡化理論方法對L形圓管節點的強度和剛度進行了分析,橫向正應力的存在對節點域鋼管具有“捏合”作用,從而降低了節點的剛度和承載能力,無加勁肋的L形管節點屬于半剛性連接。
Among them, four end plates are reinforced with rib stiffeners, which are in alignment with beam webs, and constant axial compression force is applied at the end of seven columns during the test.
為了研究鋼框架中梁柱端板連接節點的滯回性能,本文進行了8個節點試件的循環加載試驗,其中有7個試件的柱端施加了軸向壓力,4個端板設置了加勁肋。
Static behavior analysis of top and seat angle with stiffener connection beam-to-column joints;
帶加勁肋的頂底角鋼連接梁柱節點的靜力性能分析
The stiffeners that were mounted in compression zone can decrea.
發現:端板厚度對節點的初始轉動剛度影響較大,載荷比對轉角的影響較大;設置承壓加勁肋可明顯減小節點域內的塑性應變,改善柱腹板的受力狀態,提高柱穩定性,從而保證鋼框架整體的穩定性。
FEA models were established to make analysis on the influence of wall panel,horizontal rib stiffener and inside steadying bar to mechanics properties of one typical flue gas duct in fuel electric plant.
通過建立火力發電廠鋼煙道的有限元計算模型,對煙道壁板、煙道橫向加勁肋和有無內支撐對鋼煙道力學性能的影響進行了計算分析,并對設置縱向加勁肋的作用進行了深入討論。
Stability Study of Carrying Capacity of Box-section Steel Column with Internal and External Stiffening Rib
帶內外加勁肋箱形截面鋼塔柱穩定性承載力研究
Determination for stiffener length of external T-stiffener box-column to I-beam connections
T型外部補強箱型節點加勁肋長度的確定
Effect of stiffener of extended endplate connection on failure mode in fire
加勁肋對外伸端板連接火災下破壞模式的影響
Behavior of multiplanar circular hollow section joints with internal stiffeners
具有內加勁肋的空間多支管的圓管節點性能研究
Stability of Stiffened Compression Plates of Steel Bridge and Stiffeners Design Method;
鋼橋受壓加勁板穩定與加勁肋設計方法研究
The Affection of Lateral Channel Stiffner for the Buckling of Stell Beams;
槽鋼加勁肋對鋼梁整體穩定性的影響
Research on Mechanical Properties of Box Gird with Longitudinal Clapboard and Stiffening Rib
箱梁加縱隔板和加勁肋后的力學性能研究
(2)invagination of the edges of the single fracture ribs in 6cases(75%);
(2)單根肋骨肋外緣內陷征6例(75%);
In the end, the design formula of stiffener is put forward which can supply reference to engineering.
最后提出了加勁肋設計公式,供工程參考。
A Method for Directly Determining the Distance of Stiffening Ribsfor Thin Web of Steel Plate Beams
一個直接確定鋼板梁腹板加勁肋間距的方法
Research on the Performance of Steel Channels as Stiffeners in Bolted End-plate Beam-to-column Connections;
槽鋼加勁肋在梁柱端板螺栓連接中的性能研究
Model Test and Research about Carrying Capacity of Bridge Deck Slab Stiffened by Lengthways Bars;
縱向加勁肋橋面板受力性能的模型試驗研究
Experimental and Theoretical Studies of Thin Vertical and Lateral Stiffened Steel Plate Shear Walls;
縱橫加勁肋鋼板剪力墻試驗與理論研究
Ability and Design of Transverse Stiffener of I Type Tined-web Beam;
薄腹板工形梁橫向加勁肋的性能及設計
Research on the Mechanical Behavior and Design Method of Trapezoidal Stiffened Plate in Steel Box Girder
鋼箱梁梯形肋加勁板受力性能與設計方法研究
The Effect of Stiffener to the Stability of I-steel Beams
加勁肋對工字形鋼梁穩定承載力的影響
Buckling of Composite Columns of Lipped-Channel and Hat Sections with Web Stiffener
帶加勁肋的帽形卷邊槽鋼組合柱的屈曲
Reduced Computation of the Strength of Circular Hole Castellated Composite Beams with Stiffened Webs
計入加勁肋的圓孔蜂窩組合梁強度簡化計算
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