拉索結構 的英文怎麼說
中文拼音 [lāsuǒjiēgòu]
拉索結構
英文
guyed structure- 拉 : 拉構詞成分。
- 索 : Ⅰ名詞1 (大繩子; 大鏈子) a large rope 2 (姓氏) a surname Ⅱ動詞1 (搜尋; 尋找) search 2 (要; ...
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 拉索 : inhaul cable; digging line; dragline
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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The thesis has summarized the development of the oblique - pull bridge, its construction technology and the importance of bridge construction control, then has introduced project general situation, and has narrated detailed regulation, organization construction, the major work and difficult part of this bridge construction control. the following is the key part of this thesis, firstly, it has introduced the experiment work of early stage, structural calculation and its theoretical result : the absolute altitude of each operating mode, the absolute altitude of building mould in each section and the absolute altitude after pouring concrete ; then, it has discussed the method and content of the line shape control of the main beam, actual absolute altitude of building mould is put forward, and it has described the method of structural stress monitoring, how to arrange measure point and collect data, and how to analyze data. it has also narrated the method of rope force detection and structural temperature inspection
本論文在總結了斜拉橋的發展及其施工工藝,並指出了橋梁施工控制的重要性之後,簡要的介紹了工程概況,敘述了炳草崗金沙江大橋監控細則、組織機構及監控的主要工作和難點部分;論文的核心部分,在介紹了炳草崗金沙江大橋施工控制與監測工作的前期實驗工作和施工各工況標高、各節段支模標高、澆注混凝土后的標高的結構計算和其理論計算結果之後,詳細論述了主梁的標高線形控制方法和內容,實際支模標高的提出,結構應力監控的方法、布點、測讀及其對測讀數據的合理分析方法,索力檢測和結構溫度監測的方法。Transmission electron microscope and hplc were adopted to study cellular ultrastructures and aloin contents of aloe vera l. growing under shaded condition and natural light
摘要分別用透射電子顯微鏡技術、高效液相色譜法研究了生長在遮蔭和自然光照條件下庫拉索蘆薈葉片的超微結構和蘆薈素含量。In single pylon cable stayed bridges, and cable stayed bridges without backstays, when the bottom of the tower bears the moment from the dead load, it is concluded that non - symmetric configuration of pile cluster corresponding to the upper structure is more practical than symmetric configuration of pile cluster
當獨塔斜拉橋、無背索斜拉橋等橋梁塔底永久作用有彎矩時,與完全對稱的基礎形式相比較,和上部結構相協調的不對稱基礎形式更加適用。Investigation on layout of cables for prestressed lattice shell structure of two - layer cylindroid
拉索預應力雙層柱面網殼結構布索方案研究Due to slope cable bears barely alternative load longtime in nature environment, it is easy to corrosion and wreck. seriously, the bridge is possibility to collapse in strictness air empoison, water pollution, seashore and ocean surroundings. therefore, to study cable ’ s corrosion widely and to inhibit corrosion process are very important for increase endurance and safety of bridge construction
由於斜拉索長期承受交變載荷並暴露于自然環境中,特別是大氣污染嚴重地區、水污染嚴重地區、海濱及海洋環境,極易發生腐蝕破壞,嚴重者還會因坍塌而造成生命及財產的巨大損失,因此,全面研究橋梁拉索的腐蝕,阻斷腐蝕的成因,對提高橋梁結構的耐久性與安全性具有重要意義。This paper takes the example of two huge palaestra, particular introduced the whole process for the designing of pretensioned space lattice structure, from the selection of the plan, thinking of the design, the scheme for the dispose of tendon, the selection of reasonable tendon pull, structure calculate, to the last the analyse of calculate result, the analyse of structural dynamical capability, and the economy compare of several plans, particular analyzed the advantages and disadvantages of this kind of structure. this kind of structure has wide application foreground in engineering
本文通過兩個大型體育場館的工程實例,詳細介紹了拉索預應力空間網格結構設計的全過程,從方案的選取,設計思路,布索方案,合理索拉力的選取,結構計算,到最終計算結果的分析,結構動力性能的分析,以及幾種方案的經濟比較,詳細分析了該結構形式的優缺點。該結構形式在工程界具有廣闊的應用前景。This paper introduces the developing tendency of the space structure and the application of the pretensioned space lattice structure, summarize the analysis method and relation between lattice structure and pretensioned space lattice structure. dissertate the space pole - truss displacement method, tendon working principle, set forth the method of optimal design and whole process design. includes the use stage design and construction stage design of pretensioned space lattice structure
本文首先介紹了空間結構的發展趨勢及拉索預應力空間網格結構的應用情況,概述了網格結構與拉索預應力空間網格結構的分析方法及其相互關系,論述了空間桿系桁架位移法,拉索作用機理,闡述了拉索預應力空間網格結構的優化設計及全過程設計的設計方法,包括拉索預應力空間網格結構使用階段的設計和施工階段的設計。Pretensioned space lattice structure is a new kind of space structure which develops very fast in recent years. through taking the pretensioning with tendon, the space lattice structure could effectively improve the weight of bearing, control the distortion of the structure, minimize the cost of the engineering
拉索預應力空間網格結構是近幾年發展比較快的新型空間結構體系。在空間網格結構中通過拉索引入預應力,能夠有效地提高結構承載力。控制結構變形,降低工程造價。A new type bridge named long - span cable - truss bridge ( lsctb ) was created which can combines advantage of cable and truss structure
該橋型一方面利用纜索的抗拉性能;另一方面利用桁架結構剛度大的優點。According to the information concerned, the analogous structure were adopted on the alamilo bridge in sevilla, spain and on the curved cable - stayed bridge on golf court in xiaoye city, bingbu country, japan. at present, this kind of structure has not utilized all over the country yet. nanjing, the region of basic seismic intensity 7, is an unfavorable site for anti - earthquake in terms of geological conditions according to seismic code for buildings
但是,主塔屬于傾斜高聳結構,拱屬于柔性拱結構,索屬于特殊懸索結構,經檢索了解,西班牙sevilla的alamilo橋和日本兵庫縣小野市內高爾夫球場上的曲線斜拉橋採用過類似結構,國內目前尚未有此形態的結構記載,南京地區地震基本烈度為七度,地質條件按照建築抗震設計規范之規定,屬對抗震不利地段。First, based on the reading of a lot of literatures, a view of the history of tensegrity structures and cable dome structures is put forward in this paper, as well as the expatiation of the architectural and structural property on the large - span annular open - web cable truss structure. several projects are also presented
首先,在大量查閱國內外文獻的基礎上,本文回顧了張拉整體以及索穹頂結構的發展歷史,闡述了大跨索桁結構在建築和結構上的特點,介紹了幾項典型的工程。Dynamic characteristics of long - span cable - stayed bridges using carbon fiber composite cable
應用碳纖維索的大跨度斜拉橋結構振動特性Corrosion action slope cable used in cable - stayed bridge in different corrosion medium such as synthesis sea water, solution nacl and simulation acid rain are studied by electrochemical method, for example, linear polarization, tafel extrapolation and ac impedance method
對此,本論文以人造海水、 nacl溶液、模擬酸雨作為腐蝕介質,針對不同類型的鋼絞線,採用線性極化法、 tafel外推法和交流阻抗法等電化學方法研究斜拉橋拉索結構中鋼絞線在不同介質中的腐蝕行為。Combining with the performances of danshan bridge, discussing the methods on the construction controlling and calculation of cable - stayed bridge, this paper raises an efficient construction controlling system, and realizes collecting construction data of the real bridge and technical information. by analyzing on the difference of theoretical calculation and real construction state, the author determines to take self - adapting construction controlling method which uses kalman filter method to identify and adjust construction parameters. by getting rational construction state from forward iteration method, this paper, taking concrete creep effect in consideration, raises a rational scheme to pre - remain deformation and adjust cable force
結合丹山橋的結構特點,通過對斜拉橋施工控制及結構計算方法的探討,提出了有效的施工控制系統,實現了對實橋施工數據和技術信息的採集;通過分析理論計算與實際施工狀態的差異,確定了以卡爾曼濾波法作為施工參數識別與調整的自適應施工控制方法;通過正裝迭代法確定其合理施工狀態,並考慮混凝土的徐變效應,提出了合理的預留拱度和索力調整方案。No back - stays & inclined pylon cable - stayed bridge is a new one. she has very prominent mechanical characters that it substitutes the deadweight of inclined pylon for the back stays force to counteract the girder deadweight of main - span
無背索斜塔斜拉橋結構體系新穎,其最大的受力特點是利用傾斜索塔的自重來平衡主跨主樑上的恆載和活載,而省去了背索及其索力。The lantau link comprises the cable - stayed kap shui mun bridge and, of course, the spectacular tsing ma bridge, the span of which measures 1, 377 m, that making it one of the longest suspension bridge in the world carrying both road and rail traffic
青嶼干線由斜拉索結構的汲水門橋及宏偉壯觀凈跨度為1 , 377米的青馬大橋組成。青馬大橋更是世界上最長的道路鐵路兩用吊橋之一。The cable tension plays an important role in the construction control and long - term monitoring of cable - supported structures. the engineering implementation of a vibration - based cable tension evaluation is mostly carried out based on the taut string theory where the cable tension is estimated from measured natural frequencies by use of a simple explicit formula
振動法測索力廣泛應用於索結構的施工控制和健康監測,其原理是基於弦振動理論:索拉力與自振頻率之間存在簡單的關系,因此可以由實測的自振頻率計算得到索力。According to the design theory of the cable - stayed bridge and to the feature of the cantilever construction the authors propose a construction control method called optimum completion state method ( ocsm ) for rc cable - stayed bridges in the proposed method, the optimum completion state is regarded as the final target of the construction control, and the optimum construction state at each construction stage is taken as the technical route the key of the method is to properly choose or adjust the cable forces the objectives function of optimization is to minimize the elevation error of the girder under the constraint condition that the internal forces ( bending moments ) of the girder are bounded the optimization variables are the cable forces on the basis of the above principles, a optimum model for a construction step is established and cable force adjustments can be found for each construction step in this model, the creep and shrinkage effects of concrete have been considered a bridge example is given which shows that the final state of the bridge is very close to the design aim and that this method is much better than the so - called double - control method the example is a good illustration of the soundness and practical value of the proposed method
根據現代斜拉橋結構設計理論和懸臂施工方法的特點,提出了以最佳成橋狀態作為施工控制的最終目標,以實施最佳施工階段為技術路線,以索力調整為核心內容的斜拉橋施工控制理論,簡稱為最佳成橋狀態法;以斜拉橋主梁標高誤差最小為目標函數,以主梁內力(彎矩)為約束條件,以索力為優化變量,建立了最佳施工階段的索力調整計算模型;推導了考慮徐變收縮效應的索力調整計算公式;用最佳成橋狀態法對一實橋工程進行了施工控制全過程計算研究,得到的成橋狀態與設計目標相當接近,優于該橋以「雙控」為控制目標的實測結果,有力地證明了本文方法的正確性及其工程實際價值The main research content and conclusion is : 1. the research importance of cable ’ s corrosion behavior in cable - stayed bridge is introduced in brief, and the research status quo about cable ’ s corrosion is summarized
本文的主要研究內容和結論有: 1 、簡要介紹了斜拉橋拉索結構中鋼絞線腐蝕行為研究的重要性,綜述了斜拉橋拉索腐蝕的研究現狀。By analyzing a monofilament cable, it is presented the conclusions that the influencing factors of the load - carrying properties of flexible supporting s stem include the initial prestress the diameter of tension rod or cable, the rise ratio and the height of the structure etc
通過對單根拉索結構的力學分析,提出影響這種結構剛度和承載性能的因素主要包括:初始施加預應力的大小、拉桿(索)的直徑、結構的腹高比以及結構的高度等。分享友人