鋼管混凝土橋 的英文怎麼說
中文拼音 [gāngguǎnhúnníngtǔqiáo]
鋼管混凝土橋
英文
steel pipe-encased concrete bridge- 鋼 : 鋼名詞(鐵和碳的合金) steel
- 管 : Ⅰ名詞1 (管子) pipe; tube 2 (吹奏的樂器) wind musical instrument 3 (形狀似管的電器件) valve;...
- 混 : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
- 凝 : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
- 橋 : 名詞1. (橋梁) bridge 2. (姓氏) a surname
- 鋼管 : steel pipe; steel piping; steel tube; steel tubing
- 混凝土 : concrete; beton; jetereting混凝土壩 concrete dam; 混凝土板 concrete slab; 混凝土標號 concrete gra...
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The results indicate that fiber grating strain sensors are able to monitor the tension status about reinforced concrete bowstring arch bridge effectively
應用結果表明:光纖光柵測力傳感器可有效監測鋼管混凝土系桿拱橋系桿的受力狀況。The calculation modes of the coefficient of shrinkage and creep of the bulgy core concrete in steel tube are discussed. based on a few reasonable hypotheses and the stress - strain relation of concrete acquired by the " adjusting valid modulus depending on load time " method, a compact formula is reasoned out, which is applied to calculate the equivalent elastic modulus of the bulgy core concrete considering the affection of shrinkage and creep. so, the analysis of the affection on cfst arch bridge by shrinkage and creep can be progressed by pole - girder fem, further more, the analysis precision is quite high
本文還對核心膨脹混凝土特殊的收縮、徐變系數計算模式展開了探討,在合理的假設前提下,採用「齡期調整的有效模量法」得到的混凝土的本構關系,推導出鋼管內核心混凝土在考慮徐變影響后的等效彈性模量計算公式,並以此為基礎採用桿系有限元方法來對鋼管混凝土拱橋進行較高精度的收縮徐變分析。Calculation of the temporary stays in the erection of steel tube arch ribs by suspender method
某鋼管混凝土拱橋拱肋懸索吊裝施工中的扣索計算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。By emptying the above mentioned theoris and conclusions, this paper introduces detailedly the whole process of the compare and selection of cangzhou city gongrong road canal bridge ' s plan, design calculation and check of structure. the internal force calculation of the bridge adopts the program of plane member system ( bricas ), and it was checked by the program of brcad
本文最後應用上述理論和結論,以大量篇幅詳細介紹了滄州市光榮路運河橋(下承式鋼管混凝土系桿拱橋)從方案比選到結構設計和計算、驗算的全部過程,以及施工中的要點,本橋內力計算採用平面桿系有限元計算程序, (交通部公規院的《橋梁設計綜合計算程序》 ( bricas4 . 0 ) ) ,並採用空間有限元程序( brcad2 . 0 )進行驗算。In chapter four, on the bases of the analyzing of the theory of concrete creep, a program for creep analysis of cfst arch bridge is compiled, the program results are compared with the experimental data, which proved the programming procedure is correct and finding some creep rules of cfst
第四章在論述混凝土的徐變理論基礎上,推導出了鋼管混凝土徐變應變的理論計算公式,並編制了鋼管混凝土拱橋徐變分析的程序,將徐變試驗觀測結果和程序計算值進行對比分析,得出鋼管混凝土徐變的一些基本規律。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。Presently, cfst arch bridges develop in the direction of large - span and lightweight style, accordingly, investigators and devisers should increasingly attach more importance to their dynamic behaviour, and some typical dynamic matter of bridges, such as seismic response, wind induced vibration, coupled dynamic vibration between bridge and vehicle should not be ignored
目前,鋼管混凝土拱橋正朝大跨、輕型的方向發展,因此,該類型橋梁的動力特性也日益引起重視,象地震、風振、車振等橋梁的典型動力問題也是該類橋梁所無法迴避的。This paper introduces the development and present situation of concrete - filled steel tube arch bridge in the world ; generally analysis the mechanism, construction technology, construction equipment of the job practice ; advance the entire scheme of the long - span concrete - filled steel tube arch rib construction ; at last give the analysis the concrete scheme of the concrete - filled arch rib construction. this paper declares the reference value of the study through the above
本文介紹了國內外大跨度鋼管混凝土拱橋主拱肋施工的發展和現狀;綜合分析了拱橋施工的機理、技術和設備情況;提出了大跨度拱橋主拱肋施工的完整解決方案,最後通過具體橋梁施工方案的設計分析,說明了本項研究成果的現實參考價值。Presented in this thesis is a model test of the arch ribs segment with concrete filled steel tube ( cfst ) of maocaojie bridge, which is located in the yiyang of the hunan province and provides the engineering base for the test
本文以湖南省益陽茅草街大橋為工程背景,進行了茅草街大橋主拱圈鋼管混凝土拱肋拱頂1 : 5節段模型試驗。Construction monitring for steel tube concrete arch bridge
鋼管混凝土系桿拱橋施工監測Spatial stability analysis of cfst arch bridge
鋼管混凝土拱橋空間穩定分析Especially indicate how to calculate the modulus of partially cfst arch bridge axis with different section and not even constant loads mass degree
特別指出了部分灌注鋼管混凝土拱橋截面不統一且恆載集度有變化的前提下,如何考慮其拱軸系數的計算。The half analytic formula is reasoned out, which is applied to the sensitivity analysis on design parameters. through the sensitivity analysis of design parameters in constructing phase of nanpu bridge, the main design parameters are confirmed. based on this, the real value of parameters are identified by least square method, by this token, the error of design parameters can be eliminated in the process of construction control
為了減小鋼管混凝土拱橋施工過程中的施工控制誤差,本文推導出了用於結構設計參數敏感性分析的半解析公式,並對南浦大橋各施工階段的結構參數進行了敏感性分析,從而確定出該橋的主要設計參數,在此基礎上,利用最小二乘法對這些參數進行識別,估計出各參數的真實值,以消除施工控制中結構設計參數誤差。Then, a thorough discussion and sum ? p about the main construction process of cfst tied ? rch bridge without wind bracing is presented in the paper in association with the construction practice of the bridge. in addition, the author put emphasis on the static calculation of two point integral hoisting construction method in single cfst arch rib. futhermore, the stabilization of arch rib in construction and service stage are analyzed detailedly
本文結合該大橋的施工實踐,對無風撐鋼管混凝土系桿拱橋的主要工藝施工流程進行了全面論述和總結,並重點對單片鋼管拱肋兩點整體吊裝的結構受力進行了靜力計算及對拱肋在施工和運營階段的穩定進行了分析。The methods of modificatory lattice cross - section and equivalent circular cfst cross - section for calculating the maximum load of dumbbell cfst columns with eccentric loading were presented in this paper. the ultimate strength of 14 specimens were calculated by the two methods were close to experimental results. finally, the two methods were used to calculate the ultimate strength of arch bridge of zhengzhou yellow river highway
對現有鋼管混凝土啞鈴形構件極限承載力的計算方法進行了分析,在此基礎上,提出了計算鋼管混凝土啞鈴形構件的偏壓極限承載力的修正的格構式截面法和等效截面法,兩種演算法的計算結果與試驗值均吻合較好,最後用這兩種演算法計算了鄭州黃河公路二橋拱肋的極限承載力。The shenzhen rainbow bridge is near to the northern railway station, which has big cut bag to span over twenty - nine tracks. arch bridge structure, which has a widely application these years, is taken considering of the bridge height limitation and the site used in downtown. the girder of the bridge is constructed with composite structure of steel and folding concrete slab
深圳市彩虹大橋地處深圳火車北站,需跨越29股火車軌道,跨徑大,又處於市中心,對橋梁的梁高有所限制,經研究分析,採用近年來廣泛應用的鋼管混凝土拱橋橋型,梁體採用鋼- -混凝土疊合板組合梁組合結構。The construction of the bridge began in oct 1999, and the closing up of the steel tube was in dec 2000. during that period, i learned and analyzed the current construction methods fairly comprehensively, and collected the construction technique data of the cfst arch bridges having been built. based on this, aided by the simulation of construction procedure using finite element program, i proposed the operation program to make the steel tube segment be located at one time, and the scheme of dividing rooms to segment pouring
大橋於99年10月開工, 2000年12月主橋鋼管合龍,在此期間,本人就目前鋼管混凝土拱橋的施工方法進行了較全面的了解和分析,搜集了此類已建橋梁的施工技術資料,在此基礎上,又藉助有限元程序對施工過程模擬計算的支持,提出了在梅溪河大橋懸臂安裝過程中,鋼管節段一次就位的操作程序和鋼管混凝土分倉灌築的方案,並為施工單位采納應用。It has solved two difficult of application and erection of high strength material in arch bridge. the cfst arch bridge has being developed quickly in our country
鋼管混凝土結構在橋樑上的應用,同時解決了拱橋高強度材料應用和施工兩大難題,因此,鋼管混凝土拱橋在我國得到迅速的發展。Owing to many advantages such as high load capacities, good fire and earthquake resisting behavior and convenience for construction. concrete - filled steel tubular ( cfst ) arches have been more and more widely used in practical constructions especially in highway and city arch bridges
鋼管混凝土拱形結構具有跨越距離大、承載能力高、塑性和韌性好、施工方便、耐火和耐腐蝕性能好等優點,在實際工程特別是公路和城市橋梁中得到了越來越廣泛的應用。分享友人