角鋼梁 的英文怎麼說
中文拼音 [jiǎogāngliáng]
角鋼梁
英文
angle beam-
The results indicated that the anchoring effect was better with angle steel than with cfrp, and that anchoring was very important at root of beam, which can avoid occurrence of tympanites like cfrp
可以看出:採用角鋼錨固的效果要比採用碳纖維布錨固好,梁根部的錨固也非常重要,可以避免類似碳纖維布被拉鼓現象的發生。The shear mechanism, failure mode, deformation capacity, bearing capacity and the reliability of the anchored angle steels of the wrapped steel concrete cast - in - site frame typical story exterior joints under the middle and high axial compression ratio ( n = 0. 3, 0. 5, 0. 6 ), the working performance, failure mode, and the shear capacity of top story joints under the crack moment, the hysteresis characteristic and the dissipation energy capacity of the test joints are all analysed based on the 1 / 4 model pseudo - static tests of five specimens of wrapped steel concrete cast - in - site frame exterior joints, which varied in axial compression ratio, distribution of the beam angle steels and the stirrup ratio
基於上述分析,本次試驗通過五個外包鋼混凝土邊節點1 4比例模型的偽靜力試驗,以柱的軸壓比、梁角鋼布置形式、配箍率等為主要參數,分析外包鋼混凝土現澆框架一般層邊節點在中高軸壓比( n = 0 . 3 、 0 . 5 、 0 . 6 )條件下,節點的抗剪機理、破壞模式、變形能力、承載能力和角鋼錨固的可靠性;分析了頂層邊節點在張開彎矩作用下的工作性能、破壞模式和抗剪承載力;分析了試驗節點的滯回性能和耗能能力。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。After an introduction to the research on the software for the design of the variant steel arched girder construction, the creation of the structural model, the structure of the supporting seat, the design of the variant arched girder, and the measures taken to ensure the stability of the plane surface of the arched girder, the thesis goes to study the methods for the hoisting and the angle setting of the long - span arched girders, as well as the bolting of the axle pin in the hinge support
論文首先對變異鋼拱架結構設計可採用的軟體、結構模型的建立、支座構造形式、變異拱梁的設計,以及保證拱梁平面外穩定所採取的措施等進行了研究,然後研究了大跨度變異鋼拱架弧形梁吊裝、角度的調整、鉸支座穿軸銷等的施工方法,最後對施工完成後的位移進行了實際量測。The difference between axial compressive capacity of beam - column joints and that of columns is introduced when joints are strengthened by various measures. influence of shapes, spiral hoops and ratio of beam depth to side dimension of square column upon axial compressive capacity of beam - column joints is discussed. then economy and security of the relative article in current code are demonstrated and the design recommendations of beam - column joints are given
本文通過6個不同強度等級混凝土樑柱節點試驗,了解在不同的加強措施情況下,節點區的軸心抗壓承載力與柱的理論軸心抗壓承載力的差異,探討了角鋼、螺旋箍筋及梁高與柱截面尺寸的比值h c對節點區軸心抗壓承載性能的影響,驗證了我國現行規范有關條款的安全性和經濟性,並且在此基礎上,為不同強度等級混凝土樑柱節點的設計提出了相關建議。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。It was essential that the lifted girder could be moved by any angle. a hand drawn chain hoist was used instead of a steel wire rope to enable the girder to be moved freelyby any angle. the suspension centers should be kept far apart but to the front as much as possible
起吊后的鋼梁靈活、方便的角度調整是關鍵,吊裝時用有足夠行程的手拉葫蘆代替鋼絲繩,以便進行角度調整,要求吊點相距要大一些,而且吊點盡量靠前端。The company is capable to design and manufacture all alone all kinds of containers and flow office con | ainers, and as request make structurally special enntainers and flow office containers, such products with large capacity and extra height and lcngth as steel containers, ventilators, open top containers, open side containers, eqnipment containers for special purpose, office maintenance containers, living containers, rush bin, toilet case, watch house - ease, containers for dining hall, 2 in 1 or 3 in l office compound meeting room, collapsible containers, and other containers and flow office containcrs of distinct sizes
佛山市南海平洲友利集裝箱有限公司能自行設計製造各類集裝箱及流動辦公室箱,也能按客戶要求製造特殊構造的集裝箱及辦公箱,如大容積超高超長的鋼質集裝箱、通風箱、開頂箱,側開門箱、設備專用箱、辦公裝修箱、住宿箱、垃圾箱、廁所箱、值班室箱、飯堂用箱、二合一或三合一組合辦公會議室箱、裝拆箱及其他不同尺寸的貨箱及辦公箱和集裝箱專用部件、八字板、頂板、側板、低橫梁、角柱頭等。This paper applies nonlinear finite element program bsnfem to analyze the behaviors of eccentrically braced steel frames under cyclic load. the study that comprehensive and systematic analyze the factor of links length, thickness of links flange, distance of links rib, thickness of links rib and angle of brace to be changed affect energy - dissipation capacity of d shape and k shape eccentrically braced steel frames have been some studied before. this paper fills the black in the filed factor of high - span ratio, brace stiffness and brace - to - beam connections to be changed affect energy - dissipation capacity of d shape and k shape eccentrically braced steel trames and any factor to be changed affect energy - dissipation capacity of y shape eccentrically braced steel frames
對耗能梁段的長度、耗能梁段腹板的厚度、耗能梁段翼緣的厚度、耗能梁段加勁肋的間距、耗能梁段加勁肋的厚度、支撐的夾角等因素的改變對d形、 k形偏心支撐鋼框架耗能的影響,前人已有一些研究,本文對這些因素的影響進行了全面系統的分析,完善了理論分析的不足;而結構高跨比、支撐剛度、支撐與梁的連接形式等因素對d形、 k形偏心支撐鋼框架破壞機理的研究以及各種因素對y形偏心支撐鋼框架破壞機理的影響,則很少有人涉及,本文對此也進行了深入系統的分析,填補了這一研究空白。Then, by analyzing the extensive test data of load - displacement and bear - curvature, we can conclude that the crack resistance, bearing capacity of normal section and short - dated rigidity will be improved a lot when the strength of concrete is not so low
然後,通過對各組試件的荷載-撓度曲線的進一步分析表明:對于混凝土強度等級高於c15的鋼筋混凝土梁,採用這種粘角鋼加固法能有效提高鋼筋混凝土梁的正截面承載力和短期剛度。Steel structure of light - weight buildings with gabled frames is a widely used steel structural style in china at present. this paper starts with the deficiency of the specificaion in calculating the effective length factors of gable portal frames. when the gable portal frame subjected to the vertical uniform loading, it conducts the arch effect ? 1. rafter axial force is large when the slope of rafter is big
門式剛架輕型房屋鋼結構體系是目前廣泛應用的一種結構形式,本文從規范中門式剛架柱的計算長度系數取值的不足出發,針對山形門式剛架在豎向均布荷載作用下產生的拱效應? ? 1 、斜梁傾角較大時產生較大的梁內軸力; 2 、產生跨變效應; 3 、高跨比較小的山形門式剛架會發生躍越失穩,採用整體分析的方法對山形門式剛架的穩定進行了分析。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。Steel frame with welding joint easily occur brittle collapse because of having a low ductility at joints then , a semi - rigid connected steel frame has large the energy absorption capacity which can resist dynamic loads and the using steel qualities of bracing system and joints are small so adopting a semi - rigid jointed steel frame is economical and stable but for semi - rigid connections are complex and variable , in conventional analysis and design of steel structures , it is usually assumed that the connections between columns and beams are either rigid or pinned the analysis of steel frames adopting the assumption can simplify the procedure of analysis and design , but cannot precisely reflect structural practical circumstance and the errors of calculating results are large , even , get incorrect conclusions semi - rigid connection was referred to in chinese code for design of steel structures ( 2001 , 10 ) , however , it isn ’ t specified how to apply semi - rigid joints in design in fact it cannot be carry out the purpose of the paper give a calculating method that accords practical engineering and easily put into effect worthwhile it is going to promote the development of semi - rigid jointed steel frame in design and heighten structural stability in the paper , at first some commonly employed methods for the modeling of connection behavior are introduced richard abbott function modeling of connection is adopted for extended end plate bolted connection by the 34 test data comparing to regression analysis indicate richard - abbott function modeling of connection represents an excellent fit to test data then after a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring , base on rotation and displacement equation derive the element stiffness matrixes with semi - rigid connections where the effects ofj ointed flexibility geometric non - linearity and shear forces in the connection deformations have been considered in and fixed - end forces are modified finally, a program for calculating semi - rigid with incremental - iterative method has been
本文的目的就是為半剛性連接鋼框架的設計提供一種既符合工程實際又簡便易行的計算方法,供規范使用過程的補充、延伸或參考;同時,也將促進半剛性連接鋼框架設計技術的發展,為提高結構安全性能、節省工程成本發揮應有的作用。本文首先介紹了常見的幾種應用較為廣泛的樑柱連接彎矩轉角關系模型,在分析比較的基礎上,選用richard ? abbott函數模型作為外伸端板連接彎矩轉角關系模型,通過對34個外伸端板連接的實驗數據與回歸分析得到的參數比較可知,經回歸分析得到的此模型參數與實驗數據符合較好。然後用彈簧表徵連接點的轉動剛度,根據梁的轉角位移方程推導出半剛性連接的剛度矩陣,在單元剛度矩陣中考慮了節點柔性、幾何非線性和剪切變形的影響,並對固端力進行了修正,最後用增量迭代法編制有限元程序進行計算和分析。Square taper washers for high - strength structual bolting of steel channel sections
鋼結構u型梁高強度螺栓連接用四角楔形墊圈According to unified theory and hysteretic model based on section, the hysteretic models of steel beam, reinforced concrete beam and concrete filled steel tubular ( cfst ) structure column were chosen respectively, then the nonlinear structural analysis program called idarc is employed to determine the skeleton curve of the concrete filled steel tubular frame structure
摘要以鋼管混凝土統一理論為基礎,從截面層次的恢復力模型出發,鋼管混凝土柱構件選用三線型彎矩曲率滯回模型;鋼梁採用雙線型彎矩轉角滯回模型;鋼筋混凝土梁選用三線型彎矩轉角滯回模型。Based on such characteristics and the researches of the country and outside, this paper mainly studies at the automatic distribution of prestressing cables of prestressed concrete beam bridge and the automatic working drawing of the steel bundles. in this paper, based on the study of the group of the project, it sets up a fuzzy optimum math - model of the prestressed degree for prestressing cables disposition of prestressed concrete continuous beam bridges. and in the drawing of the steel bundles, the set up of the " prestressing cable model " makes its course convenient
本文針對現有的橋梁cad系統的不足,從工程實際應用的角度出發,初步構想了預應力混凝土梁橋cad系統的框架,並主要在其自動配束以及預應力鋼束布置圖的自動繪制方面作了一定的分析與研究:在配束方面,根據其設計的特點及存在預應力束調配過程煩瑣的現象,引入數學方法,基於模糊集合和預應力度的概念,初步探討了連續梁橋預應力鋼束自動配置的機理;在鋼束圖的繪制上,根據對鋼束特點的分析,提出了「鋼束模型」的概念,對預應力束進行描述,並給出了控制「鋼束模型」以及鋼束布置的參數,據此,作者採用fortran語言編寫了鋼束布置圖的繪製程序,實現了鋼束布置圖的自動繪制。By experimental research of sixteen reinforced concrete beams, this thesis validates the feasibility and efficiency of the method strengthening rc beams by gluing angle steels, and the calculation formulas of the bearing capacity of normal section and short - dated rigidity of beams are deduced
本文通過對16根鋼筋混凝土梁的受彎試驗研究,驗證了採用在梁底粘貼角鋼進行加固這一加固技術的適用性和有效性,並推導了其正截面承載力及短期剛度的計算公式。Based on experimental research and theoretical analysis, investigations on the new type of joint are made systematically, the main contents and results include the following items. 1 four specimens of new joints between cfrt columns and steel beams are designed. by low - cyclic reversed load test, skeleton curves of new joints and shearing deformation in joint core area are studied, the influence of parameters, such as concrete cores, length of stiffener, and relative dimensions of column and beam, is discussed
本文在分析現有節點方案特點的基礎上,提出了角鋼加勁式節點方案,並採用試驗和理論分析相結合的方法,對這種新型節點進行了系統研究,主要研究內容與成果如下: (一)設計了4個新型方鋼管混凝土柱?鋼梁節點的試件,通過對新型節點的低周反復荷載試驗,研究了新型節點的骨架曲線和節點核心區剪切變形等,探討了內填混凝土、加勁肋長度和樑柱相對尺寸等對節點抗震性能影響。分享友人