矢跨比 的英文怎麼說

中文拼音 [shǐkuà]
矢跨比 英文
ratio of rise to span
  • : Ⅰ名詞1. (箭) arrow 2. (尿) excrement; dung; feces 3. (姓氏) a surname Ⅱ動詞(發誓) vow; swear
  • : 動詞1 (抬起一隻腳向前或向左右邁) step; stride 2 (兩腿分在物體的兩邊坐著或立著) bestride; stra...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  1. The software ansys6. 0 is used to analysis the stability of the state after construction of tongwamen bridge, linear method is used in analyzing the finite element model of the bridge, the coeffient of stability of different state after construction is given. on the basis, the effect of different factors such as the arrangement of lateral brace, the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed. the different coefficients of stability of changing these factors are given, so the factors that are vital to the lateral stability of x - type arches are found, and the rationality of the methods taken to enhance the lateral stability of tongwamen bridge is evaluated

    本文應用有限元分析商業軟體ansys6 . 0 ,採用線彈性方法,通過對該橋的空間有限元模型進行穩定性分析,得出其成橋運營階段各種工況下的穩定安全系數。在此基礎上,本文還通過有限元模型分析,就拱的矢跨比、吊桿(立柱)的非保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因素對該橋整體穩定性的影響展開探討與研究。文中給出了各因素變化情況下的穩定安全系數,指出了對鋼管混凝土提籃拱橫向穩定性有顯著影響的因素及其合理變化范圍,並對銅瓦門大橋提高橫向穩定性的措施的經濟合理性進行了分析。
  2. 3 ) the influences on the internal forces by some variable parameters such as the ratio of the rise to span and the stiffness ratio are compared. the optimal range of these parameters is pointed out and some advances are also given

    研究探討了矢跨比、拱梁剛度等參數對預應力混凝土連續梁拱組合體系橋梁結構內力的影響,並得出合理的取值范圍,為設計人員選取結構參數提供參考。
  3. 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、矢跨比進行了較分析,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。
  4. In connection with its self properties, we make an inquiry into the major parameters, such as ratio of height and span, equation of arch axis, geometry size of section and so on

    針對該橋自身的特點,對拱肋矢跨比,軸線方程,截面的幾何尺寸等主要技術參數做了探討。
  5. Furthermore, after parameter analysis, the following results are obtained : the effect of rise - to - span on the structure ' s dynamic internal forces is distinct, while the effect of mass parameter is little

    此外,通過參數分析,發現矢跨比對結構的動內力影響較明顯;而質量對結構動內力的影響不大。
  6. The research results indicate that it is the best plan for suspension rod to be constructed from main tower to side pier and for second dead load to be loaded before the bridge has been completed

    4 .研究了主纜矢跨比、加勁梁剛度、主塔剛度、主纜抗拉剛度等結構參數變化對平勝大橋靜力力學性能的影響。
  7. Influence to geometry nonlinear stability of orthogonal vierendeel dome by changing rise - to - span ratio, shell thickness and section area was studied and some useful conclusions were obtained for practical engineering

    分析了正交空腹網殼結構的矢跨比、網殼厚度、腹桿截面對其非線性穩定性的影響,得出若干對工程設計有參考價值的結論。
  8. The function relationship between the parameters and the ultimate load - carrying capacity is established and the parameter influence on ultimate load - carrying capacity is analyzed respectively via the statistic of the result

    對計算結果統計后建立了極限承載能力與矢跨比、殼體厚度等參數的函數關系,系統分析了各個參數對網殼承載力的影響。
  9. The influence of some design parameters, such as density of net, rise - span ratio, height of strut, prestressing tension of cable, are analyzed, some economical and reasonable optimized parameters were gotten

    分析了網格密度、矢跨比、撐桿長度、鋼索預應力值等設計參數對弦支穹頂各項性能指標的影響,得到了經濟合理的設計參數取值范圍。
  10. In addition, based on the analysis of several factors including the single - double - layer span ratios, the height - to - span ratios and the pipe types, the nonlinear analysis gives important suggestion to engineering application

    同時考慮了幾何非線性的影響,在幾何非線性的影響下分析結構隨度、矢跨比、網格頻數等參數受地震荷載的響應情況,對工程應用提出有科學價值的建議。
  11. And then, further research work is done to study some influencing factors to the final control effect, such as different replacing places and numbers of bottom chords, damp parameter of various dampers and the radio of height and span of the shell

    在此基礎上,對不同的阻尼桿替換數量和位置、不同阻尼桿阻尼系數、不同地震波以及不同的網殼矢跨比對減震效果的影響做了分析。
  12. The vibration shapes - separation - spectra - method and time - history method are used to analyze the dynamic response of the cable - bar structure under common earthquake. and the effects of the rise - to - span ratio and the mass distribution are studied

    本文分別採用反應譜法和時間歷程法對環狀索桿結構的地震響應作了較詳細的分析,研究了矢跨比、質量分佈對環狀索桿結構地震響應的影響。
  13. Finally a fact double - layer reticulated spherical shell is analyzed. the change of parameters, such as ratio of height - span, shell ' s thickness, stochastic flaw and disposal of load so on is considered, and more than 200 results on ultimate load - carrying capacity are obtained

    利用本文程序對一個雙層球面網殼結構的工程實例進行了分析:考慮網殼結構設計中的主要參數如矢跨比、網殼厚度、初始缺陷以及荷載分佈等變化,計算結構的極限承載力,共得到200多個結果。
  14. On the basis of the basic theories and methods about stability analyses, arc - length method is used to analyze the geometrical nonlinear stability of the structure. and the effects of the rise - to - span ratio and the prestress in cables etc. on the structural stability are discussed

    本文在介紹了結構穩定分析理論和方法的基礎上,採用弧長法解算了環狀索桿結構的幾何非線性穩定性問題,並研究了矢跨比、預應力等結構參數對其穩定性的影響。
  15. Circular arch is rational for big rise - span ratio, but each has his strong point for small rise - span ratio. ( 3 ) the common used rise - span ratios are 1 / 6 - 1 / 12. by the decrease of rise - span ratio, the internal forces are increasing linearly except of the moment of open spandrel beam

    ( 3 )空腹式剛架拱橋的矢跨比一般為1 6 1 12 ,隨著矢跨比的減小,除了空腹段加勁梁的彎矩值線性減小外,其餘截面的內力值均為線性增大。
  16. This paper introduced the composition and classification of suspendome, generalized the nonlinear finite element computing methods. analysis to suspend - dome and single layer reticulate is conducted separately to the five type suspendomes which have same span but different rise - span, including force, displacement, eigenvalue buckling, nonlinear buckling, load - displacemnt tracking and nonlinear ultimate carrying capacity, every performance of suspendome was expatiated in the paper

    通過對同一度、不同矢跨比的5種弦支穹頂結構和單層網殼進行的靜內力、節點位移、結構體系應變能、特徵值屈曲、非線性屈曲、非線性極限承載力、荷載-位移平衡路徑跟蹤分析和較,闡述了弦支穹頂結構的各項性能,通過與單層網殼的較,闡明了弦支穹頂結構的優越性。
  17. Dynamic characteristic of orthogonal vierendeel dome was discussed, and the influence on vibration characteristic acted by difference including rise - to - span ratio, shell thickness, section area and constraint condition was studied. vibration shapes - separation - spectra - method and time - history method were adopted to analyze the dynamic response of orthogonal vierendeel dome under common earthquake. by comparing dynamic response in different direction and dimension seismic excitation, the value and distribution of dynamic internal force were obtained

    本文研究了正交空腹網殼結構的動力特性,分析了矢跨比、網殼厚度、腹桿截面和支座約束條件對結構自振特性的影響;採用反應譜法和時間歷程法對正交空腹網殼的地震響應作了詳細的分析,分別研究了結構在不同方向地震激勵下和在不同維數地震激勵下動力響應的數值大小和分佈規律,並較了兩種方法的結果差異,對抗震設計具有參考價值。
  18. The effects of the cable arrangement on the structural performances are discussed in this thesis. the effects of the rise - to - span ratio and the prestress in cables with different cable arrangement are studied and the optimized cable arrangements are found. finally, some conclusions are summarized and the topics for further research are put forward

    本文研究了布索對大型環狀索桿結構力學性能的影響,同時分析矢跨比、預應力等結構參數變化時不同布索工況下結構的力學性能的變化,得出各類索對結構力學性能的影響,並由此得到幾種優化的布索組合。
  19. In addition, the analysis and test for the entire stability and limited carrying capacity are completed and results show that pingsheng bridge is also safe enough. 4. the influence on the static performance for pingsheng bridge of structural parameters, such as rise - span ratio of main cable, stiffened girder rigidity, main tower rigidity and main cable rigidity, is studied

    對平勝大橋和與之具有相同結構參數的地錨式懸索橋模型進行了動力特性分析,並研究了主纜矢跨比、恆載集度、加勁梁剛度、主塔剛度、主纜抗拉剛度、吊索抗拉剛度等結構參數變化對兩類懸索橋動力特性的影響。
  20. That the arched roadway with the ratio of 0. 2 between arch rise and roadway width is substituted fur rectangular roadway can obviously improve the stress state of roadway surrounding rocks, reduce the deformation and the plastic yield area of roadway surrounding rocks, greatly strengthening the stability of roadway surrounding rocks

    採用矢跨比為0 . 2的圓弧拱巷道代替矩形巷道,可顯著改善巷道圍巖應力狀況,減小巷道圍巖變形量,減少圍巖塑性屈服區域,加強巷道圍巖的穩定性。
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