簡支梁橋 的英文怎麼說
中文拼音 [jiǎnzhīliángqiáo]
簡支梁橋
英文
simple supported beam bridge- 簡 : Ⅰ形容詞(簡單) simple; simplified; brief Ⅱ動詞1 (使簡單; 簡化) simplify 2 [書面語] (選擇人才...
- 支 : Ⅰ名詞1 (分支; 支派) branch; offshoot 2 (地支) the twelve earthly branches3 (姓氏) a surname...
- 梁 : 名詞1 (屋架中架在柱子上的長木) beam 2 (通常也指檁) purlin 3 (橋) bridge4 (物體中間條狀隆起...
- 橋 : 名詞1. (橋梁) bridge 2. (姓氏) a surname
- 簡支梁 : beam su orted of both ends
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Those of multi - span, middle - length ( about 25 - 40 metres ) are of large percentage among advanced bridges. simply - supported girder bridges with continuous decks are inferior to those of continuous girders because their decks crack easily. owing to the complex construction of continuous girder bridges, which is laboursome and time - consuming, people have been thinking about an approach to combining the advantages of the two so as to speed up the building and reduce the work procedures
在高等級公路橋梁中,多孔中等跨徑(跨徑在25 40米左右)的橋梁占很大的比重,橋面連續的簡支梁結構體系由於存在橋面容易開裂等缺點而在與連續梁結構體系的競爭中常常處于下風。Stress variation research of external tendons under live load in simple beam bridges
簡支梁橋體外預應力筋受活載作用的應力變化Abstract : the system, in the span - by - span construction of brid ge, willexperience three kinds of shifts from the state of simple beam to the continuous state, from overhanging beam to the continuous beam and from few - spans continuous beam to required degree span by span. meanwhile, structural calculatin g graphics and the internal force are changing with the three shifts
文摘:在橋梁工程逐孔施工過程中,體系將發生由簡支梁狀態到連續梁狀態,由懸臂梁到連續梁,由少跨連續梁逐孔延伸到所要求的體系三種轉換,同時結構計算圖式和內力也發生變化。A calculation example is presented, and the maxi mum dynamic deflection of the beam bridge under the conditions of different speeds, different weights and different lengths of a vehicle is calculated
分別分析了一輛汽車以不同車速、不同車重及通過不同跨徑橋梁時的情況,並給出了相應情況下的簡支梁橋跨中動位移的變化曲線。Again, a simple supported beam with stochastic mass density is used as an example. its statistics ( the mean value and the variance ) are calculated and compared with the theoretical values to verify the correctness of the used formulas. eventually this becomes the theoretical basis of the probability damage identification of the bridges
3 .對于簡支梁橋,用該方法進行損傷識別,無論何種情況,識別結果都比較理想:對于有損傷單元,其單元損傷概率達到98 %以上;對于無損傷單元,其單元損傷概率一般都小於10 % ,可以認定,這些單元發生損傷的情況為小概率事件,即不發生損傷。Summarizing the conclusions of computation in available literatures and analyzing synthetically actual experimental data, the paper established an interaction model of beam and rail, and by adopting fem and a program compiled by c + + language, this paper studied and calculated the rupture forces in the continuously welded rails ( cwr ) on a specially - designed simply - supported reinforced concrete bridge, and the distribution of rupture forces in rails as well as the law of their transmission to bridge piers and abutments
摘要在總結已有文獻計算結論的基礎上,綜合分析實際測試數據,建立橋上無縫線路梁軌相互作用的力學模型,採用有限元方法和c + +語言編程,研究、計算特殊設計的混凝土簡支梁橋上無縫線路鋼軌斷軌力的分佈及其對橋梁墩臺的傳遞規律。Research on bearing isolation performance of railway simply supported rc beam bridge
鐵路簡支梁橋支座的減震性能研究The energy due to the beam ' s falling is overwhelming. this impact will do great harm to the sub structure. the beam ' s falling, mainly because the displacement of the pier ' s top supporting the beam makes the span become greater, or the pier ' s displacement brings the beam change its position, which makes it come away from the pier ' s top
對于簡支梁橋,當地震作用發生時,落梁是一種主要的破壞形式,落梁的能量具有壓倒性優勢,沖擊會給下部結構帶來極大的影響,而墜落的原因,多數由於支承梁的兩橋墩的墩頂位移而使跨度變大,或是因為橋臺位移帶動梁使梁錯位,造成梁在墩頂處脫開。Three factors of carrying capacity, shippmg, traffic flux are considered among alteration and upgrade. carrying capacity upgrade aims at simply - supported girder bridge and arc bridge ( truss bridge and double arch bridge ) of sea - route nets. to navigation, headroom chiefly is required, secondlythe jacking - up technique and economical analysis are given attention to two or morethings. the simply - supported grider bridge and mono - arch bridge are touched upon in navigation upgrade
在升級改造中主要探討了承載力升級、通航升級、交通流量升級三個因素。其中承載力升級主要針對航道網上的簡支梁橋和拱橋(桁架拱橋和雙曲拱橋) 。Buckling analysis of a long span fast launching simple supported bridge
大跨度快速拼裝式簡支梁橋整體穩定分析Simply supported girder bridge
簡支梁橋Key technological study of the construction of the joints of simply - supported girder bridges
簡支梁橋拼接施工的關鍵工藝研究Study on impact coefficient of braking force for gravity piers of railway bridges with simple supported concrete beams
重力式橋墩混凝土簡支梁橋制動力沖擊系數研究Study on optimization of the design parameter of seismic absorption and isolation bearing for railway simple supported beam bridges
鐵路簡支梁橋減隔震支座設計參數的優化研究In this paper, the dynamic response problem of the beam bridge under the loads of moving vehicles is analyzed by using two - shaft vehicle model
摘要建立雙軸汽車模型對簡支梁橋在移動汽車荷載作用下的動力響應問題進行了研究。3. in the paper, some of numerical simulation were respectively done on damage detection of bridges of simply supported beam, continuous beam, and rigid - jointed frame
論文中分別對簡支梁橋、預應力混漲十連續梁橋架橋的損傷以別進行了數值模擬計算。Last, two examples, of the response of a bridge with the lead - rubber bearing, were designed and analyzed based on the conclusions and the regression formula from this dissertation
最後,運用本文得出的結論及回歸公式設計鉛芯橡膠支座,並進行鐵路簡支梁橋、城市輕軌連續梁橋的地震響應分析。Considering the characteristics of internal force and structures of simply supported pc bridges, a novel automatically step - up method ( asum ), taking into account the influence of steel arrangement, steel ratio, stress losses of tendons and time - dependent concrete modulus, to analyze creep and shrinkage effects is presented. this method accepts all kinds of expressions of creep and shrinkage, and it is easy to calculate total stress, strain of concrete and steel and deflection of bridge at any time, the expected prediction accuracy will be obtained by further dividing the time - step within duration
首先,針對預應力混凝土簡支梁橋的受力特徵和構造特點,提出了徐變效應分析的全量形式自動遞進法,可考慮截面上鋼筋位置、配筋率、預應力鋼筋鬆弛、混凝土彈性模量隨時間變化等影響,且計算式可適用於任何形式的收縮、徐變特性表達式;建立的公式可方便地求解任意時刻混凝土、鋼筋的應力與應變和跨中梁體的豎向變形,計算精度可方便地通過計算時段的細分來控制,直至給出滿意的結果。The earthquake load of its main pile was reduced by over 80 percent. the second sample is a railway simple - beam bridge. the earthquake load of its main pile was reduced by over 50 percent
實例分析表明:設計的鉛芯橡膠支座具有明顯的減震效果,在連續梁橋中,制動墩的減震率達80以上;簡支梁橋中,減震率達50以上。4. the dynamic reliability theory the structural reliability rating method and the structural residual service life prediction method mentioned above are applied to a simply supported beam bridge in this paper, and the corresponding calculation methods correlated to bridges are formulated
四、本文將上述動態可靠度理論、可靠性評定和剩餘使用壽命預測的方法對簡支梁橋進行探索性應用,得出了橋梁相關方面的計算方法。分享友人