栓端柱 的英文怎麼說
中文拼音 [shuānduānzhù]
栓端柱
英文
pin ended column-
Furthermore, in order to predict the force at beam tension flange when end - plate yields, kulak method, applied to determine the ultimate strength of the t - stub connections, are modified by introducing a parameter c. the general solution of parameter c is also provided in this paper
在有限元計算的基礎上,本文分析了影響節點強度的主要因素,包括: ( 1 )螺栓和端板的強度; ( 2 )柱翼緣的抗壓強度; ( 3 )柱腹板的抗壓強度。The main popular theoretical method adopted to study end - plate connection is finite element technique under monotonic loading at present. this paper applies nonlinear ( material, geometry and contact ) finite element method to analyze the behaviors of connections under cyclic load at fist time. contact elements are set between end plate and column flange, screw cap and neighborhood plane, bolt bar and hole
對于端板連接的理論分析,目前國內外的研究主要局限在單向加載有限元分析范疇,本文首次採用三維非線性(包括材料、幾何與狀態非線性)有限元對端板連接進行了循環加載分析,端板與柱翼緣間、螺栓頭(帽)與相鄰板件間、螺栓桿與孔壁間都設置了反映邊界狀態的接觸單元。In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented
本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。Square head bolts with collar and oval half dog point
帶肩和半圓柱軸頸止端的方頭螺栓Square head bolts with short dog point
短螺栓末端的圓柱軸頸止端的方頭螺栓Then an thorough computer modeling using finite element program with material, geometry and state triple - nonlinear taken into account is carried out on a series of influencing factors, such as comparison with npn - beam splice connection, comparison of varies designed theories, and the varying of fraction coefficient, diameter, grade, pretension and arrangement of bolts, thickness of web and flanges of beam and column, splicing location, axial loading on column, etc. lots of useful conclusions are drawn form computer modelling. finally, design and construction suggestions are given out. this study fills the black in the field of steel beam - to - column connection with cantilever beam high - strength bolted - splicing at both home and abroad
然後,本文在考慮材料、幾何和狀態三重非線性的基礎上,對該連接形式進行了全面的計算機模擬,主要考慮了帶懸臂梁段全螺栓拼接的樑柱連接節點與無拼接的樑柱連接及翼緣對接焊接腹板拼接的連接節點的對比,各種設計方法之間的對比,以及翼緣拼接和腹板拼接的螺栓間距、直徑和數量,拼接點與梁端之間的距離,梁和柱的翼緣、腹板厚度,柱的軸力,接觸面的摩擦系數,翼緣和腹板拼接板的厚度等因素的影響。Thus it is necessary to study moment resistance, rotation stiffness and rotation capacity of the joints. in this paper, six specimens on end - plate composite beam - to - column joints and two specimens on end - plate composite beam - to - column joints were designed to subject to static load. the factors of m - characteristics about semi - rigid composite joints, including bolts, profiled steel sheeting, beam, column, stiffen rib and reinforcement, are studied
本文設計了6個端板型鋼-混凝土組合樑柱節點與2個端板型純鋼樑柱節點,通過對這些試件的靜力荷載試驗,重點研究了端板型鋼-混凝土組合節點的彎矩-轉角性能的影響因素,包括高強螺栓、壓型鋼板、型鋼梁、型鋼柱、加勁肋,以及混凝土板內縱向鋼筋配筋率等。According to the above formula, the initial rigidity and ultimate moment is calculated by developed program to several kinds of gabled frames end - plate connection joint with different types ( such as end - plate connection horizontally placed, vertically placed and inclinedly placed ), different end - plate thickness, different bolt diameter. the different result is compared with different end - plate thickness, the different force arm in joints, different bolt diameters and strength grades
按推導的公式編程計算了不同形式(端板外伸式、端板平齊式、端板斜接、柱腹板加勁) 、不同端板厚度、不同螺栓直徑的門式剛架樑柱端板節點的初始剛度、節點極限彎矩,並比較了不同端板厚度、不同節點力臂、不同螺栓直徑和強度等級、不同連接形式下初始剛度和極限彎矩的變化。It is carried on our research in this field from the multi - resident steel structure knot of beam - column research. there are various of knot style including top - and seat - angle steel, top - and seat - angle with double web - angle steel connections, extended - end - plate bolted connections and so on
多層住宅鋼結構樑柱節點型式的研究到現在已有各種節點型式,如頂底角鋼連接,頂底角鋼、腹板雙角鋼連接,外伸端板高強螺栓連接,上下翼緣t型鋼連接,狗骨式剛性連接等。Non - soldering compression fittings with cutting ring - double ended stud ends with parallel threads and shaft for stud ends type a
帶切割環的非釬焊壓合接頭.柱螺栓端a型帶平行螺紋和But several earthquake has proved than it is of poor ductility and is brittle destroyed easily. but semi - rigid connections, which is formed by high strength bolts and connecting components, for example angle, end - plate and shape t steel, have an excellent energy dissipating mechanism to resist earthquake loads and prove more capacity for yielding and ductility
而主要通過高強螺栓與連接件(角鋼、端板以及t型鋼等)把梁與柱連接起來的半剛性節點連接具有較強的耗能能力去抵抗一部分地震荷載,它能提供更多的屈服容量和延性容量,同時可節省節點的用鋼量,這使得半剛性連接成為一種既經濟又可靠的連接方式。分享友人