plane girder 中文意思是什麼
plane girder
解釋
平面桁架-
The plating in ships is generally subjected to combined in - plane and lateral pressure loads. in - plane loads include biaxial compression / tension and in - plane bending and edge shear, which are mainly induced by overall hull girder bending and / or torsion of the vessel. lateral pressure loads are due to water pressure and cargo
面內載荷分為軸向壓應力或拉應力、邊緣剪切應力以及面內軸向彎曲應力。實際的船舶結構中面內載荷通常由船體梁的總縱彎曲或者船體梁的扭轉引起。側向壓應力則由水壓力和貨物壓力引起。 -
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 authors describe the modelling of a railway steel truss bridge with long - span in order to analyse the detailed distribution of stress for members and nodal plates in main truss, the detailed deformation and stress distribution due to frame effect on transversal bracing plane in truss bridge, and the detailed distribution of stress in important parts of the steel plate girder bridge with initially transversal deformation by using sseb in this article
本文建立大跨鐵路鋼桁梁橋和鋼板梁橋全橋結構模擬分析數學模型，說明了鋼桁梁橋桿件和節點板詳細應力分佈、平面框架詳細變形與應力分佈和有變形缺陷鋼板梁橋重要部位應力的模擬分析結果等問題。 -
So author believes mechanical behaviors of skew girder bridge is obviously different from that of square beam bridge, and it is an important problem that many factors result in plane deformations of skew girder bridge
從對斜梁橋的大量計算分析中可以認為，斜梁橋的受力行為與正梁橋的受力行為有明顯的不同，同時，多種因素導致斜梁橋產生平面變形是值得注意的重要問題。 -
Author also stressly calculates plane deformations of skew girder bridge due to the actions of the subordinate phase dead load, temperature changes, shrinkage and creep of concrete and vehicle loads in different places, and thereby analyses the characteristics of plane movement for the skew girder bridge
作者還著重對斜梁橋的二期恆載、混凝土收縮、徐變、溫度變化和不同位置汽車荷載作用下的平面變形進行計算分析，由此分析斜梁橋的爬移特點。 -
Then, a step - by - step increase of vertical bending curvature is applied to the hull girder assuming that the plane cross section remains plane. at each incremental step, the stress of the cross section is evaluated using the average stress - strain curves of the elements as well as the incremental bending moment due to the curvature increment
船體總縱極限彎矩的計算，由於要計及材料的和幾何的非線性因素而變得十分復雜，必須用增量的方法逐步計算，獲得完整的彎矩?曲率曲線后，才能得到總縱極限彎矩值。 -
During construction procedure, the stressing of diaphragm beams " tendons and the tensioning of cables interact, the contacting nonlinear issues between girder and form plate etc, which require detailed analysis, arrange the orders and quantities of the stressing of the cables and tendons properly, and guide the construction. the paper, by making plane model and spacial model of yongan bridge, calculated the pre - closure cable forces ( aim forces ) with plane element program, with the help of applied structure analysis program - ansys, acquired the reasonable construction steps of tensioning of tendons and cables
本論文採用自編平面桿系施工裝配計算程序和大型結構分析程序- ansys ，通過分別建立該橋的平面和空間模型（含模板的作用模擬） ，由平面桿系程序倒拆出斜拉索合攏前的索力（目標索力） ，利用ansys結構分析程序，經過多次的施工過程模擬計算之後得出達到目標索力的合理的施工步驟。 -
A steel tubular trssed structure was vertically fixed to ensure the stability of the plane surface of the arched girder
為保證鋼梁在變異拱處平面外的穩定，縱向設一通長管桁架。 -
Then, a step - by - step increase of vertical curvature is applied to the hull girder assuming that the plane cross section remains plane. at each incremental step, the stress of the cross section is evaluated using the average stress - strain curves of the elements as well as the incremental bending moment due to the curvature increment. performing sample calculations on existing girder models tests under pure bending, the rationality of the proposed method was examined
假設船體橫向框架材足夠強，因而板架的整體破壞不會發生；基於梁?柱理論、理想彈塑性假設、平面假設，建立了拉伸和壓縮加筋板單元的平均應力?應變關系曲線，應用船體結構總縱極限強度的簡化逐步破壞分析方法計算船體總縱極限彎矩，並據此開發了計算程序sus 。 -
The effect of different sizes of sections, modes and values of residual stresses are studied. through the analysis, the conclusion is arrived at that the universal slenderness ratio should be used to better correlate the stability of box section beams with the member length instead of the out - of - plane slenderness, and the stability coefficient is taken to be 1. 0 for practical used box girder. then, the elastic critical loads of box section beam - columns are obtained based on the gjelsvik theory, and the relationship between axis force p and moment m is given
最後，運用ansys通用有限元程序的beam189單元，引入初彎曲和殘余應力的影響，用考慮幾何和材料雙重非線性的有限元求解格式求得箱形柱在不同軸力和彎矩比例作用下的彈塑性極限承載力，通過對十幾個不同截面尺寸構件在不同長細比下的承載力計算，發現在軸力p遠大於彎矩m時，構件將是平面外失穩控制，而當軸力p遠小於彎矩m時，構件則以平面內失穩為主。 -
Then the equations of elastic problem are imported into the hamilton system in the plane right - angle coordinate system and a new symplectic numerical method, the symplectic difference method of elasticity in hamilton system, is put up based on the mixed equation of elastic problem. the arithmetic of the method is programmed and used in the solution of three problems of elasticity, which is sheet problem, simply girder problem and deep girder p roblem that is pressed equally in the right - angle coordinate system
然後在平面直角坐標系下將彈性力學問題引入到hamilton體系中來，針對彈性力學混合方程建立了一種新的辛型數值計算方法? ?基於hamilton體系的彈性力學辛差分方法；並且編程實現了該方法的演算法結構，計算了三個具體的算例：受均布載荷的薄板問題、簡直梁問題和深梁問題。 -
Optimal design of main girder of single cable plane cable - stayed bridge of the second fuling wujiang river bridge
涪陵烏江二橋單索麵斜拉橋主梁優化設計
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