on-deck girder 中文意思是什麼

on-deck girder 解釋
甲板上縱梁
  • on : adv 1 〈接觸、覆蓋〉上去;開(opp off)。 turn on the light [radio water gas] 開電燈[收音機、自來...
  • deck : n 1 甲板,艙板;覆蓋物。2 【建築】平屋頂;橋面;【鐵路】客車車頂。3 〈俚語〉地面,地。4 〈主美〉...
  • girder : n. 【建築】縱梁,大樑,撐柱,撐桿,大型工字梁。 a framed girder構桁。adj. -less
  1. By maintaining and strengthening, the existing fault bridge strengthened the total intensity and rigidity of the main girder, to large extend. the strengthened bridge could lengthen its service life and made deck line state, ultimate bearing capacity and durability, and so on, attain to design standard

    對既有病橋進行加固維護,能大大地增強主梁的整體強度、剛度,延長橋梁的使用壽命,使其橋面線形、極限承載能力和耐久性等達到設計要求。
  2. Construction technique of asphalt paving on steel box girder deck

    鋼箱梁橋面瀝青鋪裝施工技術
  3. Based on qualitative analysis and comparison of several options for suppressing transverse vibration on deck type steel plate girder of railway bridge, conclusions are made as follows : with static reinforcing, the vibration amplitude can be suppressed to some extent, but quasi - resonance of the bridge can not be avoided, moreover, the construction is inconvenient and costly. with option of two bridge connection, the effectiveness of vibration suppression is clear ( the damping ratio approaches 50 % ) and it is fairly economic and easy, however, the quasi - resonance of the bridge can not be avoided either. with dynamic option ( mtmd option ), the quasi - resonance of the bridge can be effectively avoided ( the damping ratio is up to 51. 38 % as tested in field ), moreover, the construction cost is low, and the construction is simply and convenient

    通過對目前抑制鐵路上承式鋼板梁橋橫向振動的幾種方案進行定性的分析和比較,認為:靜力加固方案可以使橋梁振幅有所減小,但不能避免準共振現象的發生,而且工程造價較高,施工也不方便;兩橋連接方案減振效果明顯(減振率近50 % ) ,比較經濟也比較方便,但同樣不能避免準共振現象的發生;動力減振方案( mtmd抑振方案)可以有效的抑制橋梁的準共振現象(現場試驗中減振率達51 . 83 % ) ,而且工程造價較低,施工簡單、方便。
  4. During the finite element modeling of the bridge, the factors affecting the accuracy of the finite element model are discussed in detail, such as, the geometrical non - linearity of the cable including gravitational sag and initial tension, and the structural orthotropic steel box - girder deck to be equivalent to physical orthotropic deck by using compound material mechanics, and so on

    在建模過程中,盡可能多地考慮了一些影響全橋有限元模型精度的因素:如斜拉索的幾何非線性(重力垂度和初始應力) ,將構造正交各向異性鋼箱梁橋面板用復合材料力學的方法等效為物理正交各向異性板等。
  5. A practical optimization approach to the design of reinforced concrete deck - girder highway bridge is presented in this paper. the approach is entirely based on the american association of state highway and transportation officials ( aashto ) standard specifications for highway bridges

    本文提出一種鋼筋混凝土板梁式公路橋梁的實用優化設計方法,該方法基於「美國國家高速公路和交通運輸協會」 《公路橋梁設計規范》 ( aashto1996 ) 。
  6. The emphases of the research works of this thesis are laid on the mechanical performance of the shear connector of the continuous composite bridge, the crack status and design method for crack control of the concrete deck in the negative moment zone of the continuous composite bridge, the influence of the connecting rigidity and the construction method over the structural mechanical characteristics of the continuous composite bridge, and the force transmission mechanism and the stress distribution of the rigid node connecting the girder and the pier in the mixed bridge and so on

    其中重點研究了組合結構橋梁中剪力鍵性能,負彎矩區混凝土板裂紋狀態及控制裂紋的設計方法,鋼與混凝土的接合剛度和施工方法對結構受力特性的影響,以及混合結構橋梁中梁墩剛性連接的傳力途徑及應力分佈等。
  7. Based on the achievements done by others and the feature of superstructures, we establish the segment models under the different loads for the fem calculating of the deck and make it for the final conclusion that the distribution of the stresses in the deck of this main girder are uniform

    本文結合已有的研究成果以及金馬大橋橋面系的結構特點,通過建立主梁的有限元節段模型,並分工況計算橋面板的正應力分佈情況。計算結果表明,肋板式斜拉橋主梁的橋面板正應力分佈是比較均勻的。
  8. Static mechanics analysis of flexible paving on steel - box - girder - gridge deck

    鋼箱梁橋面柔性鋪裝荷載響應力學分析
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