預拱度 的英文怎麼說

中文拼音 [yùgǒngdù]
預拱度 英文
pre-camber
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 拱 : Ⅰ動詞1 （兩手相合 臂的前部上舉） cup one hand in the other before the chest 2 （環繞） encircle; ...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  1. With resonable calculating model and dynamic analysis method, the construction control elevation can be decided and so the precompression difficulty of support can be solved in the construction of large - span arched bridge

    採用精確的計算模型和動態分析技術，一次性給出施工控制標高，解決了大跨度拱橋有支架施工中支架需要預壓的問題。
  2. The bridge has builded by balanced cantilever construction technique. the beam camber of construction is a controlling index of construction quality control. it is nonlinear, and now is not mature forecasting method

    該橋採用節段式懸拼施工法，其施工預拱度的控制是關鍵指標，目前沒有一個成熟預測方法。
  3. 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。
  4. In this thesis, aim to the beam axis shape be exactitude for design, the internal force of the beam be appeased by design request, the concept of modem cybernetics is applied, at the same time, the effecting parameter has collected. the paper build the ann model in predicting the beam camber an construction and discuss indetail the extraction of inputting nodes information when quoting the fundamental principle of ann model and introducing research process of the improved bnn. according to them, ann is applied in the construction control of prestressed concrete continuous bridge

    本文以大橋成橋線形滿足設計要求和成橋內力控制在設計容許范圍內為目的，運用現代控制理論的思想，引用神經網路基本原理，詳細介紹bp神經網路的研究過程，從而建立預應力混凝土連續梁橋施工預拱度的神經網路模型，並詳細討論了模型的神經網路結點信息的提取，在工程實例的基礎上進行了數值計武漢理工大學碩士學位論文算，數值表明，將神經網路應用於預應力混凝土連續梁橋施工控制，獲得了滿意的結果，在預應力混凝土連續梁橋施工控制技術研究方面，具有方便有效、精度高的優點，具有良好的應用前景。
  5. This paper presents the structure of the scaffold, as well as setting precamber and decentering techniques

    對該支撐拱架的結構、預留拱度設置、拱架卸落等進行了介紹。
  6. The results demonstrated that the ann is efficient and the theoretical results fit well with that of forecasting the beam camber in construction

    分析表明該方法是有效的，與實測預拱度結果較吻合。
  7. ( 3 ) the deflection upwards of simple supported beam is calculated by the means of unites elastic and plastic analysis into finite - element theory

    （ 3 ）利用混凝土的彈性徐變計算理論對預應力混凝土簡支t梁的起拱度進行了編程計算。
  8. The deflection upwards of prestressed concrete beam can be predicted much accurately than before and mastered effectively through the massive work of this paper

    通過本文的大量工作證明，預應力混凝土橋梁的起拱度是可以較精確地預估並進行有效控制的。
  9. ( 2 ) deflection upwards is programmed and estimated precisely on the concise calculation model. ( 3 ) effective methods in design and construction are provided to control over - deformation

    （ 2 ）利用簡潔有效的計算模型較精確地預估了預應力混凝土t梁的起拱度，並編制了相應的計算程序。
  10. Aiming at the right control method of girder the springing quantum of the pc beams, analyzing the major factors which influence the change of girder, establishing control measures, observing and researching through experiment, the thesis make some pilot studies in liuguhe bridge ' s beforehand producing, building up and constructing, which belongs to the eighth contract segment of the beijing to shenyang expressway

    本文主要依託京沈高速公路國內段第八合同段六股河大橋30m跨徑預應力混凝土工型梁預制安裝施工開展研究，分析影響主梁拱度變化的主要因素，制定控制措施，進行試驗觀測研究，從而確定適宜的拱度控制方法，較好地控制了主梁的拱度。
  11. Then on the basis of calculating result from the prefigurative deviation control structure calculation, " rational data forecast processing about error adjust in prefigurative deviation control was made by the prefigurative theory of bp neural network and corresponding program and software matlab6. 1. at last via the data comparison with the practical survey data draw a conclusion : it is feasible for the construction prefigurative deviation control and error adjust used in pc rigid frame bridges to use the calculation model and program brought forward in this paper

    同時，在對預應力混凝土剛構橋施工過程線形預拱度控制的結構計算分析的基礎上，利用bp神經網路的預測理論和相應的程序及軟體包matlab6 . 1對預拱度控制中的誤差調整進行了較好的預測處理，通過與實際施工數據及成橋后測量結果作分析比較，得到結論：運用本論文的計算模型和程序對預應力混凝土剛構橋預拱度控制過程進武漢理工大學碩士學位論文行結構分析和誤差調整處理是可行。
  12. In this essay the technique of the structure calculation and error adjustment measures used in bridge construction prefigurative deviation control was researched based on the construction control and monitor project of wuhan caidian han river bridge

    本文主要結合蔡甸漢江公路大橋的施工監測監控項目，研究施工預拱度控制的結構計算和誤差調整方法。
  13. The deflection ' s computation is complicacy when considered the agents included concrete creep. so we should compare the calculation results with design date before construction to find the problem. we should continually adjust the elevation date in construction control to reduce the error

    考慮徐變后結構的撓度計算是極其復雜的，因為它包含了包括混凝土徐變在內的許多因素，而且即使計算出預拱度，在施工之前也應將計算數據並與設計值比較，從而發現問題。
  14. Not only t he self - weigh of every beam, the prestressing, the compression on the support of form scaffolding, constriction of concrete, creeping are considered when the inter nal force is calculated, but also the result of displacement and deviation of th esupport and precamber should be taken into consideration

    施工階段的內力計算不僅考慮逐段施工梁的自重，預加應力，模板支架的支點壓力，以及混凝土的收縮、徐變；同時還應考慮施工程序，施工中的支座位移、支座偏差和預拱度等的影響。
  15. After that, the paper makes a relatively profound study analysis of the structure calculation and error adjust forecast technique used in pc rigid frame bridges construction monitor and control, and comprehensive analyzes of the influence factors in building the bridges, based on the engineering practice

    本論文的其後部分主要是從工程實際出發，對預應力混凝土剛構橋施工過程線形預拱度控制的結構計算分析和誤差調整預測方面作了較為深入的研究，對預應力混凝土剛構橋施工控制過程的影響因素作了全面的分析。
  16. With checking and optimization, some rational suggestions on bridge location, shape and overall arrangement is put forward. after construction checking, the author also puts forward some requests for construction pre - cove and safety pier setting, at the same time gives optimum design on joint balance pier. construction structure checking indicated that not only the strength and stability coefficient of rotation stiffness framework is affluent, but also the section size

    通過驗算及優化，對該橋推薦方案的橋址、武漢理工大學碩士學位論文橋型及橋梁總體布置提出了合理化的建議;通過施工驗算，對施工預拱度及保險墩的設置提出了要求，對交界平衡墩進行了優化設計;施工結構驗算表明，轉體勁性骨架強度、穩定性富餘系數較大，截面幾何尺寸過大，結構設計過于安全保守，並提出了結構優化的方法，從而大大節省了工程投資，加快了工程進度，增強了橋梁的美觀。
  17. A model with some parameters is used to forecasting the beam camber in the construction. based on the differences between the design value and the survey of the bridge deck elevation in constructing the pre - stressed and so on working condition, the model parameters are identified by ann, and the beam camber of different sections are given

    建立施工預拱度的數學模型，根據施工時的預應力張拉后等工況橋面實測標高與設計值的差異，用bp神經網路識別預拱度模型的參數，確定有關各截面的預拱值。
  18. ( 4 ) by this programme the deflection upwards of several bridges on the wuhan outer circumferential highway are calculated, through which to find out the main effective factor

    （ 4 ）利用電算程序對武漢外環高速公路上的多座預應力混凝土t梁進行計算，從中找出影響預應力混凝土橋梁起拱度的主要因素。
  19. Regard background as practical construction project, with abroad and rational analysis, the major work is described as follows : ( 1 ) influencing factors of deflection upwards in prestressed concrete beam is analyzed in detail

    本文通過結合實際的工程項目，收集了大量的數據資料，主要進行了以下幾項工作： （ 1 ）較細致地分析了影響預應力混凝土橋梁起拱度的各項因素。
  20. Therefore, the precise estimate for deflection upwards of prestressed concrete bridge, from which searching for the reasonable design and construction method, is very important for practical projects. the theme of this paper is to solve the problem about how to determine the deflection upwards precisely and to seek the control methods of over - deformation

    因此，對預應力混凝土橋梁的起拱度進行較精確的預估，利用計算的起拱值來尋求更為合理的設計和施工控制方法，從而對工程實踐具有較強的指導意義。
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