拱模架 的英文怎麼說
中文拼音 [gǒngmójià]
拱模架
英文
centre-
In this paper, a new amendatory shear mechanism of beams and columns based on the " truss + arch " mechanical model is put forward
在本文中修正的提出了建立在桁架+拱力學模型基礎上的抗剪理論。With resonable calculating model and dynamic analysis method, the construction control elevation can be decided and so the precompression difficulty of support can be solved in the construction of large - span arched bridge
採用精確的計算模型和動態分析技術，一次性給出施工控制標高，解決了大跨度拱橋有支架施工中支架需要預壓的問題。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。The paper mentions the design of three - dimensional graphics modeling in the mine such as shaft, laneway, and equipment of transport and mining. human - computer interaction and viewpoint rambling in the demo system are realized so that the simulating staff may look at circumstances from different viewpoint and positions. under the precondition of limited resources holding, the contradiction between the fidelity of image display and real - time feature of system interaction process is better resolved with using of display list and model culling technology
論文中採用了opengl圖形庫的基本繪圖函數進行三維圖形的模型設計，並詳細給出了立井、拱形巷道、梯形巷道以及工作面支架和井底運輸巷道設備的三維圖形設計方法；並著重分析人機交互與視點漫遊功能的技術在系統中的實現；在佔用有限資源的前提下，為了提高場景實時顯示速度，論文中採用顯示列表和模型淘汰等技術，並編制出了一個虛擬礦井實例。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 maximal load - carrying capability of the arch support is calculated by adopting mechanical model of curved beam based on its force analysis, and relationship between bearing capacity coefficient of small curvature arch support and radius and span of curved beam is gained based on supporting capacity comparison of curved beam and straight beam
採用曲梁模型進行了支架系統的受力分析，得到其最大承載能力；通過與直梁支架承載能力相比較，得到了小曲率拱型支架承載能力系數與曲梁跨度和半徑的影響關系。Finally, the thesis primarily sets up the internal force model of the supporting structure system in the bi - arch tunnel, namely, the distribution model of the surrounding rock ' s pressure, the internal force model of the steel framework and the axial force model of the anchor bolt, and these results can have the guiding significance to the design and construction of the similar tunnel engineering
最後，結合有限元的理論計算及現場實測數據的分析，初步建立了雙連拱隧道支護結構體系的內力模型，即：圍巖土壓力模型、初期支護鋼拱架內力（主要為軸力和彎矩）模型以及錨桿軸力模型。充分理解和闡述了構件的工作狀態，對今後類似隧道工程的設計和施工具有一定的指導意義。Through the finite element method, this paper compares some variable parameters such as the arch axis, the rise - span ratio and the ratio of spans, which influence the mechanical performances of open spandrel rigid - framed arch bridge. then it summarizes the mechanical properties of this bridge type and the optimal range of these parameters. the plexiglass model test validates the correctness of the finite element method used in this paper. the study will provide reference for the design of this new bridge type
本文採用有限元方法對影響空腹式剛架拱橋受力性能的主要參數：拱軸線型、矢跨比及跨徑比進行了比較分析，總結了這種橋型的結構受力特點以及拱軸線型等參數的合理范圍，為這種新橋型的工程設計提供參考，並通過有機玻璃模型試驗驗證了有限元分析的正確性。To investigate the practical stability performance of this bridge, a model test is carried out. the test model actually simulates nan pu bridge based on similarity criterion. the model test reveals that the stability factors is more than 2. 0, so the stability and strength of this bridge have been verified to be met with
該模型試驗首創了「桿對桿」剛度等效法，應用於鋼管混凝土桁架拱橋的模型設計和製作中，其研究成果對南浦大橋實橋的施工以及竣工后的運行有重要的應用價值，並對今後鋼管混凝土桁式拱橋的試驗研究、設計、施工具有重要的指導意義。In order to study the practical stability performance of chunan nanpu bridge, a total bridge model test was carried through. the design method of " spar to spar " modeling method was firstly introduced in this test. the test results are significant for construction and management of chunan nanpu bridge ; excessively, the test results are significant for design and construction of large span cfst arch bridge also
該模型試驗首創了「桿對桿」剛度等效法，應用於鋼管混凝土桁架拱橋的模型設計和製作中，其研究成果對南浦大橋實橋的施工以及竣工后的運行有重要的應用價值，並對今後鋼管混凝土桁式拱橋的試驗研究（特別是模型製作） 、設計、施工具有重要的指導意義。Thea, aimed at different situation and with the combination of the compatibility truss theory and limited balance principle and the truss - strut model, the shear strengthening theoretic formula for the beams under concentrated load is put forward. ground on the test data and real engineering, the simple design formula is afforded
然後，作者以桁架一拱模型和軟化桁架理論為基礎，綜合極限平衡原理，考慮了拉應變存在條件下混凝土抗壓強度的軟化，針對不同加固情況推導了集中荷載作用下的矩形截面約束梁的抗剪加固理論公式。Not only t he self - weigh of every beam, the prestressing, the compression on the support of form scaffolding, constriction of concrete, creeping are considered when the inter nal force is calculated, but also the result of displacement and deviation of th esupport and precamber should be taken into consideration
施工階段的內力計算不僅考慮逐段施工梁的自重，預加應力，模板支架的支點壓力，以及混凝土的收縮、徐變；同時還應考慮施工程序，施工中的支座位移、支座偏差和預拱度等的影響。The pre - stressed arch truss string structure natural vibration characteristics experiments are researched in this paper
對預應力拱桁架模型進行了激振試驗。This paper analyses multi - stage pre - stressing and different parameters produce the impacts to static and dynamical behavior of the structure by theoretical calculation and experimental research. the conclusion can provide reference to static and seismic design of arch truss string structure. the main issues in the paper are : the multi - stage pre - stressing loading experiment is studied in this paper
本文通過理論計算和試驗研究分析了多次張拉預應力、參數設置對張弦拱桁架結構靜力、動力性能的影響，主要完成了以下幾方面的工作:進行了模擬施工過程中的多次預應力加載試驗。Making use of the " truss + arch " mechanical model, the range of the three shear failure models ( shear - compression failure, diagonal - tension failure and arch - rib failure ) is divided quantitatively, and the theoretical formula of shear resistance of beams and columns is educed
利用修正的桁架+拱抗剪力學模型，定量的劃分了樑柱構件受剪破壞三種狀態（剪壓破壞、斜拉破壞和斜壓破壞）的范圍，並由此推得樑柱構件抗剪的理論公式。When applied in the contrast experiment to square annular supports and semicircle arch supports, the conclusion of numerical simulation is coherent with the result of the experiment
應用數值模擬的結論，在現場進行了方環形支架與半圓拱支架的對比試驗，取得了較好的效果。Based on the principle and method of computing visualization, an easily implementing procedure for dynamic graphic description is proposed. a two - dimensional model of jinhuai bridge has been established in the paper with opengl as graphic tool, and a high - resolution animated cartoon simulation of jinhuai bridge under the moving vehicles has been accomplished
並以opengl為圖形工具，建立津淮剛架拱橋的二維模型，對計算得到的大量數據進行合理處理和可視化表達，完成了車輛作用下津淮剛架拱橋的動力響應時程分析的計算機模擬和動畫顯示，有助於對車橋復雜振動過程的理解和認識。The purpose of this paper is to use a visualization approach to simulate the dynamic response of a framed arch bridge under moving vehicle loads
本文運用可視化模擬的方法研究車輛荷載作用下剛架拱橋的動態響應。分享友人