混凝土梁式橋 的英文怎麼說
中文拼音 [húnníngtǔliángshìqiáo]
混凝土梁式橋
英文
concrete girder bridge- 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
- 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...
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 橋 : 名詞1. (橋梁) bridge 2. (姓氏) a surname
- 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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As a new style of structure, steel - concrete composite spine girder with large cantilever beams has been more and more applied for its advantages such as beauteous build, outstanding mechanics and economical performance
鋼-混凝土組合脊骨梁作為一種新型的結構形式,以其結構造型美觀、力學性能好、經濟性等方面的優勢,在橋梁結構中得到了越來越廣泛的應用。Jzc series concrete mixer is gravity type twin - prick reversed discharging mixer. stirring roller is driven by geared ring, and it will stir deasil and discharge reversely, and can stir plastic, damp dry and hard concrete, fit for common building site, road, bridge project and different concrete component factory
Jzc系列混凝土攪拌機系自落式雙錐反轉出料攪拌機,攪拌筒由圈傳動,工作時正轉攪拌,反轉出料,可攪拌塑性和半干硬性混凝土,適用於一般建築工地道路橋梁工程及各種混凝土構件廠。The box beam ' s temperature stress of longitudinal direction and transverse direction with different conformation are analyzed, it finds that there is largish temperature tensile stress in the bottom of top deck and the haunch of box beam increase temperature tensile stress in the bottom of top deck. the paper makes a study of different thermal effects resulted from several kinds of closed rigid frame
根據大量實測溫度場結果建議採用一個有利於理論推導的指數函數的公式來擬和箱梁體內的溫差分佈,既貼近實測數值,計算又比較簡單;通過對空腹式剛架拱橋尤溪洲大橋所在地夏季、秋季、冬季的溫度場及溫度應力的實測,以及與本文所提出計算方法的理論解進行的分析比較,證實了本文計算方法的正確,同時改進了已往混凝土箱梁溫度自應力的計算方法。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。Based on the conceptual considerations and structural design of pingsheng bridge in foshan, the first single tower and single span hybrid girder self - anchored suspension bridge in the world, the original technical achievements of the bridge, such as those of the integral bridge tower and separated stiffening girders, the stiffening hybrid girders, structural types of steel - concrete girder joint parts, steel box girder incremental launching and hanger adjustment, are presented and the key and innovative techniques for the self - anchored suspension bridge are described in a summarized account as well
摘要通過世界上首座獨塔單跨混合梁自錨式懸索橋佛山平勝大橋的方案構思及結構設計,介紹了其採用的整體橋塔分離式加勁梁橋型結構、混合加勁梁、鋼混凝土結合段構造型式、鋼箱梁頂推技術、吊索調索技術等原創性工程技術成果,綜述了自錨式懸索橋設計的關鍵和創新技術。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。The detailed contents are as follows. through comparatively analyzing design demands in the specifications of countries in the world for the high - speed railway bridges, studying all sorts of structure types of the guideway girder adopted in some country, and summarizing the design outlines of the magnetic levitation guideway girder, the author bring forward a new - style structure of guideway girder : composite steel - concrete structure
具體研究內容有:通過分析對比世界各國高速鐵路橋梁的設計規范對高速鐵路橋梁的設計要求,研究各國各種磁懸浮試驗線路所採用的軌道梁結構型式,總結磁懸浮鐵路軌道梁的設計要點,提出了一種新型的軌道梁結構型式:鋼?混凝土組合結構軌道梁。According as distortion harmonious condition of traction cable ' s anchorage on cable - suspended traveler, increasing amount of cable tension during casting concrete was computed, and under every key operating condition of casting concrete, traveler ' s frontend elevations were educed. we seriously controlled wenhui bridge ' s course of cantilever casting concrete by this method, which assured that the bridge ' s construction went on successfully. and then, it was discussed how to simulate the effect of prestressing force in spatial analysis
根據掛籃前端牽索錨固點處的變形協調條件建立了掛籃上混凝土澆築過程中牽索索力的增加量,並推導了掛籃上混凝土澆築過程中的各主要工況下掛籃前端標高的計算公式,對文暉大橋掛籃上混凝土澆築過程中的牽索索力和掛籃前端標高進行了細致地控制,確保了混凝土澆築的順利進行,為整個主梁線形和索力的雙控打下了良好的基礎。Fabrication of the box beam is divided into such parts as reinforcement, formwork, concreting, prestressing, moving and storing of beam, pipe grouting under pressure, end sealing of the beam, water - proof layer on the bridge surface system, protective coating etc. the paper makes description of effective box beam construction technology and workmanship which can be adopted in other projects, such technologies as : manufacturing and fixing of reinforcement, steel reinforcement fixing baseplate, web plate and top plate respectively and lifting the steel skeleton into form, requirements of design and manufacturing and way of utilization for dismantling - erection type formwork and hydraulic formwork, optimization of concrete ratio, concrete pouring process of two ends of beam in priority over the middle, in sequence of first baseplate followed by web plate and top plate at last, concrete pouring in inclined section and in horizontal layer, concrete vibration mainly by external vibrator in assistance with internal vibrator, methods and regulation for steam curing of concrete, dual controls over stress and strain to ensure quality of prestressing workmanship, construction method of effective beam moving by heavy - weight special moving facility, some regulations and key notes about construction of grouting under pressure, beam ends sealing, water - proof layer on the bridge surface system, protective coating
箱梁製造由鋼筋工程、模板工程、混凝土工程、預應力工程、移存梁工程、孔道壓漿工程、梁體封端工程、橋面防水層和保護層工程等施工環節組成。文中介紹的採用胎具製作和綁扎鋼筋,分底腹板和頂板分別綁扎並吊裝鋼筋骨架入模;拆裝式和液壓式兩種模板的設計、製作要求和使用方法;綜合考慮、優化混凝土配合比,混凝土灌注從兩端至中間、先底板、后腹板、再頂板的施工順序和斜向分段、腹板水平分層、附著式振搗為主、插入式搗固為輔的施工工藝,蒸汽養護的方法和規定;應力應變雙控制確保預應力施工質量的施工技術;採用重物移運器有效移梁的施工方法;壓漿、封端、橋面防水層和保護層施工的一些規定和注意事項等都是對箱梁製造行之有效的施工技術和施工方法,並可為以後類似施工作借鑒。This ship is a non - propelled fixed luffing 500t steel crane vessel. this vessel is mainly used to lift and hookup the concrete components, bridge blocks, mechanical electrical equipments for harbours, bays, quays and jetty
建港304為非自航固定變幅式500噸鋼質起重船,主要用於中國南海沿海各港灣港口及內河碼頭和堤岸的混凝土構件橋梁機電設備等吊裝工程。Finally, numerical examples illustrate the application of the proposed approach to the design of reinforced concrete deck - girder, and the results showed that the model and method are reasonable and practical
最後給出了運用該方法求解鋼筋混凝土板梁式公路橋梁最優設計的算例,結果表明本文所建立的最優設計模型及所使用的求解方法是合理的、實用的。It is a top load bridge with a clear span of 288m, which is maximum one of the same structural system in asia. the main arch rib uses 8 steel tube of 920mm joined by web members and transverse truss to form a space truss. the soldier piles on the arch are made of bent frame to make the shape both artistic and novel
梅溪河大橋為一凈跨達288米的上承式鋼管混凝土拱橋,是目前亞洲同類橋型中跨度最大的橋梁,其主拱肋採用8根920mm的鋼管,通過腹桿及平聯形成鋼管混凝土空間桁架,拱上立柱亦採用鋼管混凝土排架,造型新穎美觀。The seperated pair of main ribs section was made up by bridge panel and girder, because its construction is convenient, used widely in the prestressing force concrete cable - stay bridge of large span
回答:分離式雙主肋截面是由橋面板與邊主梁組合而成,由於其施工方便,在大跨度預應力混凝土斜拉橋中得到廣泛應用。On the foundation of analysis a quantity of experiments and theory home and abroad, the paper give a calculation formula for the cross - section anti - bending limit load capacity of reinforced concrete beam. at the same time, the paper discusses the establishment of fatigue load chart for the bridge structure and presents its calculation of stress chart
2 、在分析國內外大量試驗研究和理論分析的基礎上,給出了碳纖維布加固鋼筋混凝土梁正截面抗彎極限承載力的計算公式,詳細闡述了等幅疲勞荷載和變幅疲勞荷載下橋梁結構疲勞強度的計算方法。The results of the research indicate that the assembled highway bridge steel truss is an effective means to resolve the common problems of falsework over river for construction of cast - in - situ prestressed concrete continuous girders
研究表明,採用裝配式公路鋼橋桁架解決跨河預應力混凝土連續梁現澆混凝土施工支架問題是有效的。This paper mainly makes the research of construction method for cast - in - situ concrete box girder of continuous girder bridge, using assembled highway bridge steel truss ( often known as bailey truss ) as the falsework, technical schemes for the falsework erected over river, particularly the rigid slant supports of the falsework on piers, and analysis, calculation methods and deformation of the falsework in accordance with the related tests in field
摘要主要研究了採用裝配式公路鋼橋桁架(通常稱為貝雷架)做為支架進行連續梁橋現澆箱梁混凝土的施工方法;研究了跨河施工支架的技術方案,特別是施工支架在橋墩上的剛性斜撐,同時結合現場試驗研究了施工支架的分析計算方法及變形。In view of the fact that prediction of creep and shrinkage with current bridge provision for specific concrete under specific ambience sometimes has a big discrepancy with real values, a new method to obtain the expressions of creep and shrinkage from newly - built pc bridges short - term test results is presented, and relative equations have been established. therefore, a reliable long - term prediction on effect due to creep and shrinkage in pc bridges holds a firm bearing point
研究中發現某一特定環境下工作的混凝土用現有規范公式預測得到的徐變、收縮特性常有偏差較大的現象,由此提出了從新建預應力混凝土橋梁短期試驗結果推算梁體相應素混凝土在工作環境下的徐變、收縮特性的思想和方法,並建立了計算式,為新建預應力混凝土橋梁可靠的徐變效應分析提供了前提和保證。Failure or even collapse of bridge structures in past earthquakes were largely. in particular, shear failure of short bridge pier columns is the most dangerous failure pattern due to the brittle nature. consequently, it is quite meaningful to study the seismic resistance performance and retrofitting for reducing bridge damages and losses
從已建橋梁在歷次地震中破壞的共同特點可以看出:現代混凝土橋梁結構中,因鋼筋混凝土橋墩破壞導致橋梁嚴重破壞甚至倒塌,已成為橋梁震害的主要特點,特別是橋梁短柱的破壞尤為嚴重,而脆性剪切破壞是鋼筋混凝土短柱最為危險的破壞方式之一。1. after a series of comprehensive testing and structure analysis to various bridges on the guangshe, huning, jinqin, shenshan, jingguang. ln our opinion, the key problems of the railroad bridge are as follows : ( 1 ) bridge construction is not well at the request of the railroad train speed - lift, primarily because of low dynamic property of the horizontal frame ; ( 2 ) the bad liability of the bridges structure, concrete beam ' s horizontal plank coupling form ; the low capacity of some of the bridges
在對廣深、滬寧、京秦、沈山、京廣干線上不同橋梁結構進行的一系列綜合試驗的結果分析后認為,我國鐵路橋梁目前存在的主要問題為:橋梁結構不適應列車提速的要求,主要反映為結構橫向的動力性能較差;橋梁結構的耐久性問題;混凝土梁的橫隔板聯結方式;部分橋梁承載能力不足。Present situations and development trend for loading ability evaluation for bridges of reinforced concrete beam
鋼筋混凝土梁式橋承載能力評定現狀和發展趨勢分享友人