梁跨度 的英文怎麼說
中文拼音 [liángkuàdù]
梁跨度
英文
beam span-
; 1. the trend of the development of burden and light hanging basket in the cantalever construction of continuous rigid frame bridge has been prospected, the roof truss and cable - state composite hanging basket also has been designed by analyzing and comparing with other ones. 2
對大跨度橋梁懸臂澆築施工的各種形式掛籃施工工藝進行了比較和總結,對連續剛構橋懸臂澆築掛籃施工中重載輕型的發展趨勢進行了展望,提出了一種用於解決重載輕型懸臂澆築施工的新型桁架斜拉式組合掛籃,並進行了可行性分析計算和設計。Under the background of a long - span rigid - framed flexible cfst arch bridge, the catholicity method to compute the ultimate capacity is brought forward
以某大跨度剛性梁柔性鋼管硅拱橋為例,總結了具有較普遍意義的大跨度橋梁極限承載力計算方法。The classical frequency - domain theory forms a basis of bridge vibration analysis, however such method has some limitations. some literatures show that the time - domain analysis method has advantages for vibration analysis. because of the research on time - domain vibration analysis developed only in recent years and the theory is n ' t perfect enough, it needs to be made further investigation
經典的簡化靜力法存在一定的局限性;反應譜法為中、小跨橋梁的抗震設計提供了廣泛的應用,但對解決大跨度橋梁的線性與非線性問題存在明顯不足;時程分析法由於該領域的研究起步較晚,目前的理論和方法還不甚成熟,有待于進一步深入研究。In china because the bridge building has been expanded to the mouth of the rivers and the sea banks, there is an increased number of the ship - against - bridges accidents. so it is necessary to make further related researches on the ship - against - bridges accidents in the conditions of increased potential ship - against - bridges risks
在我國船撞橋事故數量不斷增加、跨越河海超大跨度橋梁不斷發展、船撞橋的潛在風險越來越大的情況下,深入開展有關研究是十分必要的。This paper presents the structural design of the main bridge of lhasa river bridge, makes a deep - going study of the key techniques for design of the bridge, such as the reasonable span length ratio of each span of the 5 - span girder and arch hybrid structure, mechanical behaviour of the dual arch ribs, and section of the continuous girder tie beam, and also works out rigidity and stress conditions of the continuous girder tie beam and stress conditions of the concrete - filled steel tube arches of the main bridge
摘要介紹了拉薩河特大橋主橋結構設計情況,對於五跨梁拱組合橋梁各孔跨合理的跨度比、疊拱的受力行為及連續梁系桿截面形式等設計中的關鍵性問題進行了深入的研究,給出了主橋連續梁系桿的剛度和應力情況、鋼管混凝土拱的應力情況。This paper deduces the equation groups of large span steel truss bridge which installed mr dampers of coupling vibration of vehicles and bridge. and provide the two strategies of semi - active control
本文從理論上首次推導出設置擬況阻尼器的大跨度鋼析架橋梁車橋禍合振動的系統受控方程並提出了兩種控制策略。The extensive interest has been produced because of attractive application of the new sensor in health inspection of large complex structures, such as aviatic space implements, oceanic flat, many - floor builds, and large - span bridges
在大型航空航天器、海洋平臺、高層建築、大跨度橋梁等復雜結構的健康監測中有著廣闊的應用前景。Simulation of stochastic wind field of long - span bridges considering wind effects of the bridge towers
大跨度橋梁考慮橋塔風效應的隨機風場模擬The structure of simply supported - continuous system is now common used in small span bridges and bridge approach of large span
簡支轉預應力連續的施工方法是中、小跨徑橋梁和大跨度橋梁的引橋中普遍採用的結構型式。Less roofing beam slope, drain district unitary, suit the various type buil - dings such as shop - ping center, convenient shop and fire station, also but is used in difference in degree across attach across building
較小的屋面梁坡度,排水區單一,適合於購物中心便利店消防站等多種類型建築物,也可用於高低跨的附跨建築。The basket symmetrical cantilever construction, which is often used, is one way of large - span bridge construction. with the length of cantilever longer, the risk is increased as well
掛籃對稱懸臂施工是大跨度橋梁施工中常用的一種方法,隨著懸臂長度的加長,風險也隨之加大。During cantilever construction of large span cable - stayed bridge steel box girder, the local relative deformation of steel box girder is obviously different between girder to be suspended and girder supporting crane
摘要大跨度斜拉橋主梁懸臂拼裝匹配過程中,吊機作用梁段和被起吊梁段由於受力不同,相對變形存在較大差異。Some key issues in the modeling of a long span composite cable - stayed bridge are discussed such as cable tension, dead load, large deflection, concrete deck stiffness, concrete deck - steel girder connection, and boundary condition. some conclusion can drawn from the thesis : 1. the initial equilibrium configuration of the bridge is clarified in the thesis
本文深入討論大跨度結合梁斜拉橋"基準"有限元模型建立過程中的幾個關鍵問題並得到一些有意義的結論: 1 .明確斜拉橋在索初應力和恆載作用下的初始平衡構型? ?處于初始平衡狀態時的幾何位置,給出了其計算方法。Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design
基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響Because the span of the bridge becomes longer and longer, the request of designing, construction, material and equipments should be elevated
由於橋梁跨度的不斷增大,對大跨度預應力混凝土橋梁的設計、施工、材料及設備等要求亦不斷提高。In particular, for the revised version of the code which will cover bridges with span beyond 150 m, this thesis provided necessary theoretical arguments as well as convenient analysis means
尤其是將規范涵蓋的橋梁跨度范圍擴大到150m以上時,給出了充分的理論依據和方便的計算手段。As a result of increasing bridge span, deck flexibility and structure complexity, earthquake analysis of long span cable - stayed bridge becomes one of the most concern and challenge problems in bridge engineering field
隨著橋梁跨度、橋面柔性和構造復雜性的增加,大跨度斜拉橋的地震動研究已經成為橋梁工程界最關心、最具有挑戰性的課題之一。The resonance conditions of the train - bridge system are affected by the span, total length, lateral and vertical stiffness of the bridge, the compositions of the train, and the axle arrangements and natural frequencies of the vehicles
車橋系統的共振條件與橋梁跨度、長度及豎向和橫向剛度,列車編組、車輛軸距參數及車輛的自振頻率等因素有關。Railway bridge span series
鐵路橋梁跨度系列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。分享友人