beam-and-column construction 中文意思是什麼

beam-and-column construction 解釋
樑柱結構
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • column : n 1 【建築】圓柱;圓柱狀物〈如煙柱〉。2 【軍事】縱隊 (opp line); 隊;(艦隊的)縱陣,縱列,艦列...
  • construction : n 1 建築,結構,構造,架設,鋪設;建設;設計;工程;建築法,構造法,建築物;【戲劇】搭置,布景,...
  1. From the analysis, some suggestion about joint rigidity design is put forward : 1. joint initial rigidity can be enhanced within the limited range when to increase end - plate thickness ; 2. the rigidity and ultimate moment can be enhanced obviously when to adopt the beam with inclined section or to add axilla at the connections between beam and column ; 3. withm the permissive construction condition, exteriorly extended end - plate inclinedly placed is suggested to be applied firstly ; 4. when the rate of joint rigidity to beam rigidity, that is called, is less than 0. 1, the joints can be regarded as zero - rigidity joints ; on the other hand, if is more than 26, it is rigid connection joints

    採用斜截面梁並在樑柱交接處局部加腋能明顯提高節點剛度和梁的抗彎能力; 3在允許的施工條件下,應優先採用外伸式端板斜放節點,有利於提高節點剛度,進而提高節點的抗彎能力; 4節點剛度與其連接構件的剛度比值0 . 1時,可按鉸接節點設計; 26時,可按剛接節點設計。
  2. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  3. Secondly, this paper made some theoretic researches on its engineering classfication and applicable scope for this technology ; then combining with project example, this paper carried out scheme design for this technology, and compared some different kinds of underpinning scheme and node and structure design, and put forward the method of " reinforcce steel bar through column " to build pile cap beam, " resistant bend and shear anchored reinforce steel bar " to strengthen column consolidation effect, and the method of " steel plate hoop " to build reinforcing bar connection of the foundation beam, etc. in the process of the consturction scheme research and implement, this paper synthetically elaborated the organizaton for project construction, put forward the construction technical measure of specific aim on the artificial pile, and pile cap beam, and underground adding layer and structure stabilization, and overall structure stabilization and so on. for this project, adopt reinforcing bar concrete to brace hole wall to ensure the safety of engineering in the artificial pile construction, use flexible connection catch to make the cage hoisting easier to simplify the construction process, use the method of earthwork statified symmetrical balance in the process of underground adding layer excavation

    本文首先對于基礎托換與結構加固技術的目的和意義、國內外發展狀況進行了綜合闡述;其次對該項技術工程分類及適應范圍進行了理論上的分析研究;然後結合工程實例對該項技術進行了方案設計,對比幾種不同的托換方案和節點及構造設計,提出了「通筋穿柱法」做承臺梁, 「抗彎抗剪錨筋法」強化柱加固效果, 「鋼板箍法」做地基梁鋼筋連接點等多項技術;在施工方案的研究和實施過程中,對于工程施工組織進行綜合闡述,並就人工挖孔樁、承臺梁、地下加層及結構加固、整體結構穩定等專項施工方案提出有針對性的施工技術措施,人工挖孔樁施工採用鋼筋砼護壁確保挖孔樁的安全成型,使用柔性連接鉤進行鋼筋籠吊裝簡化施工工序;承臺梁施工採用梁主筋橫穿柱身化學膠錨固等;地下加層綜合施工技術採用土方分層對稱平衡開挖,分段挖土做筏基結構自穩等;最後對于該工程實施后的效果分析,說明該項綜合施工技術的可行性。
  4. 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。
  5. The pre - stressed anchor supporting structure with beam and column is analyzed theoretical in this paper, combined with theoretical study and design of such supporting structure, which is one of the plan projects of construction science and technology in hunan province. the topic provides engineering aiming with practical and concise computation method, and also provides the advice for structure with proper theory foundation and schemes to some extent

    本文結合湖南省建設科技計劃項目「永久性肋樑柱錨桿擋土墻設計關鍵問題及計算軟體開發」 ,對預應力肋樑柱錨桿支擋結構進行了理論分析,提供了適合於工程的、比較簡捷的實用計算方法,同時也為該類支擋結構設計提供一定的理論依據和設計建議。
  6. The problem two is the stirrup in the core of beam - column joint was insufficient because of designing or construction. so the shear capacity and ductility of beam - column joint will decrease

    框架節點核芯區柱箍漏放或數量不足,引起節點抗剪承載力降低,延性不足。
  7. Considering the past research results, frost resistance of concrete using portland cement, and the designed service life of 100 years of testing bridge, the control indexes of high durability concrete are defined in this paper. mixture proportion of concrete used in pier column, coping, precast box beam and plate of bridge is designed based on the compact pile theory, and construction technique is studied also

    結合課題組以往的研究成果,根據試驗橋設計使用壽命100年的要求,確定出高耐久性混凝土的設計控制指標,基於最緊密堆積原理和最佳漿骨比原理對橋梁的墩柱、蓋梁、預制箱梁和橋面板用高耐久性混凝土的配合比進行設計,並對其施工應用技術進行了研究。
  8. Comments on the construction quality of reinforced concrete construction column and circle beam

    混凝土工程施工中的質量通病防治
  9. In order to predict the antipunching shear bearing capacity of the frame column underpin system, the stress mechanism of underpin system and the influences of different coupling construction of underpinning interface and the bar of underpinning beam on the antipunching shear bearing capacity and failure form of frame column underpin system were studied experimentally

    摘要為了能夠準確進行框架柱托換體系抗沖剪承載力的預計,通過試驗研究了托換體系的受力機理以及托換界面不同的連接構造、托換梁配筋勸框架柱抗沖剪承載力和破壞形態的影響。
  10. The experimental research for beam - to - column connections of steel frame and the research influence on the steel frame is one subject of 2001 ' key research subject of ministry of construction of china, grant no. 01 - 2 - 085. researching for of beam - to - column connections under cyclic loading, for the factors effecting on the connections, for the deformation and failure character of connections, the arising order of plastic hinges and load - deformation hysteretic behavior of three pane frame under cyclic loading, the effect of semi - rigid connections on the frames, is the major purpose of this study

    本文進行的鋼框架樑柱連接的試驗研究和對框架的影響研究是建設部2001年科技攻關項目《新型空腔結構板輕鋼結構體系應用研究》的子課題,旨在研究樑柱連接在循環荷載作用下的滯回性能、影響連接的各種因素、連接變形特徵和破壞特徵;研究三榀平面鋼框架在循環荷載作用下構件塑性鉸出現的順序, p ?的滯回性能以及半剛性連接對框架側移以及塑性鉸出現順序的影響。
  11. Several suggestions for amending the defects of pk - pm software were also put forward. moreover, the formula and measured target were proposed through analyzing the change of reinforced concrete eccentric beam - column connections strength. for the design of shear wall beam question, suggestions were proposed ; the suggestions was also verified and explained by a practical construction design

    主要內容包括:敘述了結構概念設計在框?剪結構中的具體應用,並給出了算例和相應的公式;對工程設計軟體pk - pm存在的缺陷,提出了改進及建議;對框架樑柱偏心節點強度的變化進行了分析,給出了計算公式及量化指標;對困擾設計人員的剪力墻連梁設計問題給出了設計建議。
  12. The rectangular concrete - filled steel tubular ( cfst ) composite structures have the special properties, such as high - strength, good ductility, better seismic behavior, and convenient construction, etc. study on the seismic performance of rectangular concrete - filled steel tubular column to steel beam connections has the important theoretical significance and huge engineering values, and also helps to understand the mechanic behavior and configuration of the connection, to promote the applications of this kind of composite structures in seismic area of china

    矩形鋼管混凝土組合結構具有強度高、延性好、抗震性能優越、施工方便等特點。開展矩形鋼管混凝土樑柱節點的抗震性能研究,對于了解節點力學性能,改善節點構造,促進矩形鋼管混凝土組合結構在地震區的推廣應用具有重要的理論意義與工程應用價值。
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