arch stability 中文意思是什麼

arch stability 解釋
砂拱穩定性
  • arch : n 1 【建築】弓架結構;拱廊;拱門;弓形門;穹窿,拱洞,拱頂。2 弓形,半圓形。vi 1 【建築】作(成)...
  • stability : n. 1. 穩定,穩定性,穩度。2. (船等的)復原力。3. 鞏固;堅定,持久不變。
  1. Destabilization laws of an arcuated built - up system bridge are provided, nonconservative force of hanger rods and members " bearing force are integrated in order to consider influence of hanger rods towards arch stability

    提出了拱式組合體系橋梁的失穩規律,將吊桿非保向力和構件受力結合起來考慮吊桿對拱穩定性的影響。
  2. Taking the caiyuanba changjiang river bridge in chongqing as an example, this paper makes a study of the effect of tilting angle of basket handle arch rib on the stability of the overall arch bridge and gives the rational tilting angle of the arch rib, using the finite element method

    摘要以重慶菜園壩長江大橋為例,利用有限元方法研究提籃拱的拱肋側傾角對全橋穩定性的影響,給出拱肋的合理側傾角。
  3. Analysis on the reliability of the arch dam abutment stability based on stochastic finite element

    基於隨機有限元的拱壩壩肩穩定可靠度分析
  4. It is pointed out that the stability of the dam abutment is a key factor affecting the safety of concrete arch dams

    摘要指出可能影響混凝土拱壩安全的關鍵點為拱壩壩肩的穩定。
  5. 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。
  6. According to eigenvalue equation ( general formula ) of the energy method of the plane steel frame structure stability, and considering the restriction of the end of the column of the main steel frame and function of deflection curve gained from the differential balance equation general resolution, we get the equation for calculating the length coefficient of the main frame structure stability of the steel arch gate and the resolutions are also given

    根據平面剛架穩定性能量法特徵值方程(通式) ,考慮弧形鋼閘門主框架柱的柱端約束的特殊情況,求出撓曲線函數(試解函數)通解,得到弧形鋼閘門主框架柱穩定性計算長度系數方程。其中弧門主框架主橫梁式形框架的臨界荷載比較現行規范推薦的有限元法簡單方便、結果精確及物理概念明確等優點。
  7. Study on plunge pool concrete lining stability for flood dischare of a high arch dam

    高拱壩泄水墊塘襯砌穩定性研究
  8. Analysis of stress and stability in puojia arch dam contents

    坡甲拱壩應力及穩定分析
  9. Spatial stability analysis of cfst arch bridge

    鋼管混凝土拱橋空間穩定分析
  10. Based on the arch - cantilever method, the stability of arch ring and cantilever beam against elastic buckling in arch dams are analyzed with the theory of elastic stability, and the conclusion is drawn that the stability of arch dam against elastic buckling is governed by the top arch ring

    按照拱梁分載法的思想,用彈性穩定理論分別對拱壩的拱圈和懸臂梁的抗屈曲穩定性進行了分析,得出拱壩的抗屈曲穩定性由壩頂拱圈控制的結論。
  11. Moreover, based on routine research method on abutment stability, non - linear finite element shear strengthes reducing by step iteration method is put forward in this paper, which is also applied in the analysis of abutment stability of tengzigou arch dam successfully

    在此基礎上,介紹了非線性有限元強度折減迭代解法,探討了復雜地基上拱壩整體穩定安全度的評價方法,並應用於藤子溝拱壩穩定安全度評價。
  12. In general, both of them are used to verify the results. using geomechanical model test method, the overloading process and wreck character of high arch dam was emulated completely for tengzigou arch dam. it is emphasized for stabilization safety evaluation various major loading function of high arch dam must be accounted and arch dam ' s whole stability is the most important

    本文用地質力學模型試驗方法分析了藤子溝拱壩的超載過程和破壞特徵,並強調無論是超載試驗還是超載計算分析,在評價拱壩安全度時都應綜合考慮各種影響拱壩受力的主要荷載因素,以拱壩整體工作能力作為評價依據。
  13. Some primary researches are given in this paper, combined with the project - stability evaluation of concrete high arch dam of tengzigou, which is cooperated between hydraulic structure center of hohai university and dongbei hydroelectric investigation & design ltd. considering actual research work and specification, either concrete strength limit analysis of dam or shear failure of seams in rock abutments are taken singly into account for safety evaluation of high arch dam

    本文就這個問題,結合河海大學水工結構所和水利部東北勘測設計研究有限責任公司的合作項目?藤子溝水電站雙曲拱壩整體穩定性分析,在這方面做了一些初步研究。現行規范將壩體混凝土強度校核和壩肩穩定安全度評價分開進行,沒有考慮兩者的關聯性,然而這兩類破壞常常是相互聯系,伴隨發生的。
  14. Abstract : this paper introduces the global stiffness, strength and stability of bracing structure with long span, pointing out that the control of bracing structure ' s deflection and elastic module can make the arch ring fit the line of pressure and arch axis and can guarantee the stability of bridge structure

    文摘:本文介紹了大跨度支撐結構的整體剛度、強度和穩定性,控制支撐的撓度和彈性變量可使拱圈符合設計壓力線與拱軸線,保證橋梁結構的穩定性。
  15. Elastic stability behavior of a new type of pre - stress cable - arch structure

    拱結構的彈性穩定性能研究
  16. 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。
  17. Taking the 4th binhai road bridge in the development zone of dalian city as an example, this paper presents the key points of the overall design, plane and spatial static analysis, stability analysis and construction technology of long span half - through concrete filled steel tube arch bridge

    摘要以大連市開發區濱海路四號橋為例,介紹大跨度中承式鋼管混凝土拱橋的總體設計、平面靜力分析、空間靜力分析、穩定分析和施工工藝的要點。
  18. The cfst x - type arches improve the lateral stability by sloping the arc ribs so it is ofen used in the designs of cfst arch bridge with small ratio of the width to the span

    鋼管混凝土x型肋拱橋是一種利用拱肋側傾來提高其橫向整體穩定性的橋型,在寬跨比較小的鋼管混凝土拱橋設計中應用較多。
  19. The cfst x - type arches improve the lateral stability by sloping the arc ribs, so it is ofen used in the designs of cfst arch bridge with small ratio of the width to the span. tongwamen bridge is a half - through cfst arch bridge, its span is 238m, and the width of its roadway is 10m, so the truss ribs in - plane is sloped into x - shapc to improve its lateral stability. as the cfst x - type arches with longest span all over the country presently, the design of tongwamen bridge can be used for reference of adopting cfst x - type arches in the design of arch bridges with small ratio of the width to the span

    鋼管混凝土x型肋拱橋是一種利用拱肋側傾來提高其橫向整體穩定性的橋型,在寬跨比較小的鋼管混凝土拱橋設計中應用較多。浙江銅瓦門大橋是一座中承式鋼管混凝土無鉸拱橋,跨徑238m ,橋寬10m ,拱肋為平面桁架形式,所以採用了x型拱肋以提高其橫向穩定性。作為國內目前跨徑最大的鋼管混凝土提籃拱橋,該橋的建成對我國今後長大跨徑小寬跨比鋼管混凝土拱橋採用提籃拱具有借鑒意義。
  20. Abstract : the comprehensive fem analysis for the shimen arch dam and its abutment is carried out as an example to demonstrate the proposed method utilizing the monitoring data for calculation. based on teh back analysis of permeability coefficient and tensile strength of the seam between dam and foundation, the 3 | d seepage flow and elastoplastic fem analysis of arch dam and its abutment are conducted. the safety factor against sliding of arch dam is determined using some different methods to verify the stability of the dam

    文摘:本文以石門拱壩為例,說明基於原觀資料進行拱壩及其基礎的綜合分析的方法.內容包括:在反演擬合滲透系數和壩與基巖接觸面的抗拉強度參數的基礎上,進行壩址區三維滲流場分析、拱壩與基礎的三維線彈性、彈塑性力學分析,並用多種方法探求了拱壩抗滑穩定安全系數
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