支架變形 的英文怎麼說
中文拼音 [zhījiàbiànxíng]
支架變形
英文
deformation of timbering-
To control welding deformation of hydraulic support back pitman
液壓支架后連桿焊接彎曲變形的控制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。In order to take the influence of the internal force from translation into consideration, the design of in - plane buckling of unbraced frames adopted a new second - order elastic method to calculate the structural internal force, e. g. the imaginary horizontal loads method
為考慮變形對內力的影響,對無支撐框架的平面內穩定計算提出採用假想水平荷載法進行二階彈性內力分析,以與國際上鋼結構設計相接軌。Using the optimum calculating method, some important technical parameters could be determined, that is, optimum supporting force, allowable deformation of rock mass, cross section area of u - shape set, pre - tight force and diameter of the bolt as well as torque to provide optimum supporting force
用這一計算方法能求出巖石恆阻支護的重要技術參數,即最優(小)恆阻支護力、圍巖最大允許變形量、恆阻u型鋼支架的截面積、聯接螺栓的預緊力和直徑及最優支護力的擰緊力矩。Similarly, according to the deformation mechanism of ebsf and the virtual work theory, the influence of three different active beam links on the terminal carrying capacity, stiffness and ductibility of ebsf is deducted
同樣,根據偏心支撐框架的幾何變形機制,應用虛功原理,重點推導並分析比較了分別採用d型、 k型或者v型支撐時對結構的極限承載力、彈性剛度以及延性的不同影響。The major advantage compared with the traditional finishing methods is that magnetic abrasive does not need any support and its shape can be modified by the surface of work piece, which determines that magnetic abrasive finishing can be used to finish all complex surface, including inner surface
磁力研磨加工與傳統的研磨方法的根本區別在於磁性磨料不需要支架的支撐,而且磁性磨料能夠隨著工件形狀的變化而變化,因而適合於加工包括內圓在內的各種復雜曲面。Eccentrically braced frames ( ebfs ) combines the strength and stiffness of concentrically braced frames ( cbfs ) with the inelastic behavior and energy dissipation of moment - resisting frames, especially inelastic deformation of link absorbs seismic energy
偏心支撐框架結合了中心支撐框架的強度、剛度高和普通抗彎框架的延性、耗能性能好的優點,通過耗能梁段的非彈性變形耗散大量輸入結構的地震能量。The effect of pouring arch circle to support ' s deformation is studied. the pour sequence of main arch circle is laid down by the principle that support ' s deformation is minimal in the process of pouring concrete
研究了拱圈澆注對支架變形的影響關系,遵循分段灌注順序應使支架在混凝土灌注過程中變形幅度最小的原則,制定了主拱圈灌注順序。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。In virtue of a new concept called local influencing zone of a column, a numerical sample was further analyzed to compare its internal forces and displacements with an interior column added or not, and thus provide some feasible suggestions for engineering - oriented applications of large space three directional composite single layer grid
通過引入柱的局部影響區域這一全新概念,系統總結了加入內部支承柱前後網架結構的內力和變形規律,進而為進一步的工程應用提供了可行性建議。But the welding program is complicated and the construction is very difficult so that the welding deformation and welding quality should be seriously controlled
轉子中心體與支臂連接採用工地組焊施工,可使轉子支架整體性能好,能夠保證轉子組裝質量,但焊接程序復雜、施工難度大,必須嚴格控制焊接變形和焊縫質量。Study the degradation properties of scaffolds, and ethanol disinfection effects on its physical properties. modify the material surface function and improve the hydrophilic ability. construct cytokine control - release system in foamy scaffolds that sustained release growth factors
針對支架進行基本降解性能研究,考察plga支架在醫用酒精消毒過程中物理形態改變;在此基礎上對支架內部進行改性並構建細胞因子控制釋放系統,優化材料表面特性、改善支架的親水性並穩定釋放細胞因子。Transformers dimensions of travelling wheels and associated locking devices
變壓器.帶凸緣的滑輪支架叉形接頭和鎖定裝置The frames of bulldozers is the key parts which connect mainframe with bearing elements on ground the loads on frames are so great that the frames are liable to cause deformations as to affect the normal work of bulldozers
履帶式推土機作業工況惡劣,臺車架是連接主機架與地面支承元件的關鍵部件,其受力較大,容易發生變形而影響正常工作。This paper mainly makes the research of construction method for cast - in - situ concrete box girder of continuous girder bridge, using assembled highway bridge steel truss ( often known as bailey truss ) as the falsework, technical schemes for the falsework erected over river, particularly the rigid slant supports of the falsework on piers, and analysis, calculation methods and deformation of the falsework in accordance with the related tests in field
摘要主要研究了採用裝配式公路鋼橋桁架(通常稱為貝雷架)做為支架進行連續梁橋現澆箱梁混凝土的施工方法;研究了跨河施工支架的技術方案,特別是施工支架在橋墩上的剛性斜撐,同時結合現場試驗研究了施工支架的分析計算方法及變形。Rc - masonry combination arch bridge abandons the disadvantages of conventional masonry arch bridge ' s falsework type construction, which makes longer construction time, higher cost and against protecting environment. compared with double arch bridge, it has better arch ring ' s integer and smaller distortion in the stage of use
Rc -石砌體組合拱橋摒棄了傳統石砌拱橋採用有支架施工造成的工期長,造價高,不利於環境保護的缺點;相比于雙曲拱橋,主拱圈具有整體性好,使用階段變形小的優點。Destructive testing proved support capacity of 48, 000 lbs. concentric vertical load without noticeable deformation
破壞性實驗證明這些支撐架在支撐能力達21 , 770公斤同軸垂直負載下,仍然沒有明顯的變形。The critical crack and stress put forward provides theoretic foundation for monitoring portal machine. 3. applying steady theory of board, studying the problem of early curvature, flexibility model, welding remaining stress, elastic transmutation and brace condition and so on, conclude that structure of beam is primary place where metal structure of portal crane lose stabilization and the break of main beam is result of losing partial stabilization of main board
文章提出的界限應力和臨界裂紋對于港口機械的監測提供了理論依據; 3 、運用板的穩定理論,探索了作為薄壁構件的門機金屬結構在失穩破壞中所涉及到的初曲率問題、彈性模量問題、焊接殘余應力問題、彈塑性變形問題以及支承條件問題等,得出了門機金屬結構發生失穩破壞的主要部位為臂架結構,且主臂架的折斷是由於受壓翼板局部失穩引起整體破壞; 4 、探討了焊接對結構承載的影響。This paper analyzes the stretching and turning edge process of big deformation for an array turning edge - hole and proposes some solutions to the problems
對固定支架成形的變薄引伸、翻邊的工藝進行了分析,對出現的問題提出了解決辦法。Application of ansys in deformation characteristic of support
在柔掩支架變形特性分析中的應用分享友人