預應力鋼結構 的英文怎麼說

中文拼音 [yùyīnglìgāngjiēgòu]
預應力鋼結構 英文
prestressed steel structure
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 鋼 : 鋼名詞（鐵和碳的合金） steel
  • 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...
  • 結構 : 1 （各組成部分的搭配形式） structure; composition; construction; formation; constitution; fabric;...
  1. The prestressed continuous beam - arch composite bridges are a special structural system where the horizontal thrust of the arch rib is absorbed by a prestressed tie at deck level. in some cases, this type of structure is preferable because it does n ' t have the large thrust at the spring hi traditional arch bridges and the somewhat large bending moment and shear force in traditional beam bridges. as a result, the performances of the prestressing reinforcement can be efficiently utilized

    它利用拱肋承擔壓力，系梁預應力束抵抗拱端推力，吊桿及縱橫橋面系結構承受橋面荷載，既克服了傳統拱橋巨大的拱端推力，又改善了連續梁橋較大的彎矩和剪力的受力狀況，最大限度地發揮了拱梁混凝土和預應力鋼筋各自的特點，經濟效益顯著。
  2. Friction sliding cable element for structural analysis of prestressed steel truss

    預應力鋼桁架結構分析中的摩擦滑移索單元
  3. Design and study of gaobazhou hydropower station ' s prestressing force reinforcing bar concrete snail casing structure

    高壩洲水電站預應力鋼筋混凝土蝸殼結構設計與研究
  4. The main work of this paper was as fellows : ( 1 ) generalized the development of pre - stressed steel structure in our nation and abroad, and pointed out the main problem in practice ; ( 2 ) presented the mechanism of pre - stressed steel structure and revealed its applicable range ; ( 3 ) established the optimization design model for pre - stressed steel structure, which accounts for constraints on stresses and displacements of structure ; ( 4 ) brought forward the optimization design method, which combined linear programming and the principle of full restriction, through which we can obtain the magnitude of each time pre - stress and the optimized sections of each members of structure ; ( 5 ) analyzed the best times of pre - stress and pointed out that 2 ~ 3 times is preferable ; ( 6 ) conducted optimization design on large - space steel roof, horizontal parallel steel truss with local cables, horizontal parallel steel truss with global cable, and ultra - static steel truss, the result of which indicated that the multiple pre - stress structure is very economic ; ( 7 ) compared different schemes of cable placement for horizontal parallel steel truss, and the results showed that the local cable only unloaded the second girders, but had no response on the first girders and stomach poles, while global cable could unload the second girders and the stomach poles outside of turning point of cable, thus proving that global cable is more economic than local - cable

    本文的主要工作是：對國內外預應力鋼結構的發展歷史及現狀作了綜述和總結，指出當前預應力鋼結構工程實踐中存在的主要問題；闡述了預應力鋼結構的受力機理，並指出預應力鋼結構的適用范圍和特點；在考慮結構應力和變位約束的條件下，建立預應力鋼結構優化設計模型；提出多次預應力鋼結構優化設計方法和步驟，採用線性規劃和滿約束準則相結合的優化方法，可優化設計出施加的每一級預應力的大小，並得到結構各部分的優化截面；對多次預應力最佳的施加次數作了分析，並建議以2 3次為宜；為驗證文中理論和方法，分別對大跨多次預應力鋼屋架、局部布索的水平平行弦鋼桁架、整體布索的水平平行弦鋼桁架和局部布索的超靜定鋼桁架等算例進行了優化設計，經濟效益明顯；對水平平行弦鋼桁架的幾種施加預應力的方案進行比較，對于局部布索，預應力只對下弦起到卸載作用，對上弦和腹桿基本不起作用；而整體布索預應力除對下弦卸載外，對索折點以外部分腹桿也起到卸載作用，經濟效益好於局部布索。
  5. In this paper, the three level fortification criterion, two stage design method and the elastic response spectrum theory are adopted, and the program of nba ( the program of nonlinear - aseismic analysis for beam bridge ) is used to calculate. through gathering, analyzing and calculating a lot of bridge design materials, this paper induces a simple way to calculate the relative displacement of the beam and the pier, and then according to the current design method, it concludes a better design principle of the supporting length of the beams. at the same time the dynamics is adopted to put forward the design method of the carrying capacity and the lengthen of prestress wire ( steel bar ) falling - off prevention structures of highway bridges

    本論文採用三水準設防、兩階段設計方法、彈性反應譜計算理論，運用橋梁結構非線性地震響應分析程序nba （ theprogramofnonlinear ? aseismicanalysisforbeambridge ）進行計算；通過收集大量的實橋設計資料，經分析計算，歸納總結出計算上下部結構相對位移的簡便計算方法；並綜合國內外的經驗值，提出梁的支承長度se的設計原則；同時運用動力學突加荷載的原理，推導分析了預應力鋼絞線式（鋼棒連接式）落梁防止裝置設計承載力的計算方法和設計伸長量s _ f的取值；最後本文通過實橋計算，說明了落梁防止系統設計的方法。
  6. By calculating an engineering example, the calculation theory of the prestressed concrete filled steel tubular is verified

    通過工程實例的計算，驗證了預應力鋼管混凝土結構計算理論。
  7. Combined with the full scale models tested in - situ of prestressed concrete penstock with double circle unbonded strands and single circle bonded strands of xiaolangdi multipurpose dam project of yellow river, the advantages and disadvantages of two different prestressed systems are analyzed, the concrete stress distributions of the prestressed concrete penstock are induced and summarized during the whole tensioning strands stage. the consistence among the test results, the theory calculating and the three dimensional finite element analysis is proved. therefore, the theoretical method of prestressed concrete penstock is feasible

    結合黃河小浪底水利樞紐工程在施工現場進行的採用雙層雙圈環形無粘結預應力鋼絞線和單圈有粘結預應力鋼絞線對排沙洞襯砌混凝土施加預應力的1 ： 1模型試驗，對比分析了兩種后張預應力施工體系的優劣，歸納總結了預應力筋束張拉過程中預應力混凝土壓力管道結構管壁混凝土的內力分佈規律，驗證了模型試驗實測數據、理論計算和三維有限元分析結果的一致性，確定了預應力混凝土壓力管道理論計算方法的可行性。
  8. Then, the continuous beam bridge cad system is taken as a real example, to analyse the system structure including the layout, data requirements, procedure diagram of the sub - systems such as beam calculating and modeling, construction simulating, structure analysis, result output, pre - stressed tightwire layout, general tightwire layout, design graphic plotting

    然後，以「連續梁計算機輔助設計系統」為實例，詳細分析了該系統的整體結構，以及梁部計算模型生成子系統、施工過程模擬子系統、結構分析子系統、計算結果審核和文本輸齣子系統、預應力鋼束布置子系統、普通鋼束布置子系統、設計圖表子系統的層次結構、數據需求和處理流程。
  9. This text has carried on the analysis of resisted fire ability to the prestressing force net frame at original fire model theory with the foundation of now available prestressing force steel structure standard

    本文在原有的火災模型理論和現有的預應力鋼結構規范的基礎上，對預應力網架進行了抗火能力的分析。
  10. It is more economic than single pre - stress. so, it ' s important to research pre - stressed steel structure in theory

    因此對預應力鋼結構進行研究有非常重要的理論意義和工程應用價值。
  11. In order to quicken convergence in this paper, the optimal process of pre - stressed steel structure is divide into several parts

    在對預應力鋼結構進行優化的步驟上採取分級優化的方法，縮小了解空間的大小，從而提高了演算法搜索效率。
  12. Pre - stressed steel structure is a novel structural system and has been widely used in all kinds of buildings such as bridge, factory workshop, sport building and so on

    預應力鋼結構是一種新型的結構體系，它廣泛應用於公路橋梁，工業廠房、體育場館等大型建築結構。
  13. When applying genetic algorithm for optimal design of pre - stressed steel structure, ways of penalty coefficient is adopted for resolving stress and displacement restrains in this paper

    在應用遺傳演算法進行預應力鋼結構的優化設計時，本文對于預應力鋼結構的應力和位移約束的處理是採用了罰系數的方法。
  14. The feasibility and searching ability of improved sga presented in this paper is verified by optimal design example of single pre - stressed steel structure and multiple pre - stressed steel structure

    通過幾個單次預應力或多次預應力鋼結構優化設計實例的計算，驗證了本文演算法的可行性和搜索效率的高效性。
  15. The pre - stressed arch truss string structure is one of the new pre - stress steel structure styles, because it possessed of rational mechanical feature, it has been used in many national and foreign engineering practices

    預應力張弦拱桁架結構是一種新型的預應力鋼結構形式，由於其受力合理的特點在國內外工程實踐中得到了較多應用。
  16. Pre - stress steel structure, a new type of structure in which combine pre - stressed with steel structure. adding some high strength bar in steel structure, and forcing these bars pre - stress can improve the structure capability, reduce the structure weight

    預應力鋼結構是一種將預應力與鋼結構相結合的新型結構，就是在鋼結構中增加某些高強度桿件，並且對這些桿件施加預應力，使其達到改善結構性能，降低結構自重等作用。
  17. The optimization design model and solution made designing of multiple pre - stress steel structure be based on theoretical research, which overcame the shortcomings of establishing the value of pre - stress through trial and error and experience. it has instructive importance on optimization theory and important value in practice, and prepared for the optimization design theory of pre - stress steel structure based on reliability

    本文提出的多次預應力鋼結構設計模型和解法，使多次預應力鋼結構設計建立在系統的優化理論基礎上，克服了已有工程實踐中通過多次試算，按經驗來確定預應力值的弊端，對預應力鋼結構的工程實際應用具有重要的理論指導意義和工程應用價值，也為進一步研究預應力鋼結構的可靠性優化設計奠定了基礎。
  18. The former model of staged loading and staged optimization is improved, in which the value range of pre - stress restrict in restrict equation. it provides the theoretical base for the loading time of multi - pre - stress and the value of pre - stress. and examples analyzed with linear programming and full - constrained methods prove the convergence effect well

    論文在單次預應力鋼結構的優化模型的基礎上，建立了多次預應力鋼結構的優化模型，將原有的分級加載，分級優化的模型加以改進，在優化模型中將約束方程中的預拉力約束的取值范圍擴大，使得多次預應力的施加次數、施加預拉力的數值大小的確定有了理論根據，並利用線性規劃和滿約束結合的方法進行求解，通過算例分析，收斂效果較好。
  19. Pre - stressed steel structure, a new kind of structure in which combined pre - stress with steel structure, can take full advantage of the elastic strength of steel, and multiple pre - stressed steel structure can repetitively make full use of the elastic strength of steel, thus it can enhance the structural capacity and further improve the rigidity of structure, proving that it is more economic than single pre - stress. therefore, it is both theoretically and practically important to conduct in - depth research on multiple pre - stressed steel structure

    預應力鋼結構是一種將預應力與鋼結構相結合的新型結構，預應力鋼結構通過施加預應力以充分利用鋼材彈性范圍內強度，而多次預應力鋼結構可以反復利用鋼材彈性范圍內極限強度，提高結構承載能力並進一步提高結構剛度，比單次預應力具有更好的經濟效益，因此，對預應力鋼結構進行深入研究具有重要的理論意義和工程應用價值。
  20. An optimal model of pre - stress steel truss is presented based on reliability. the reliability index is replaced by subentry coefficient in optimal model restrict equation, and deal with corresponding restrict conditions with applied expressions. linear programming associated with full - constrained methods are used in this paper, which improve the profit of multi - pre - stress steel structure design and the reliability of structures as well as model and arithmetic

    本文分析考慮可靠性的預應力鋼結構的優化理論，建立了基於可靠性的預應力鋼結構的優化模型，將可靠度指標以分項系數的形式引入優化模型的約束方程當中，以實用表達式形式處理相應的約束條件，並採用線性規劃和滿約束準則結合的方法進行優化，既提高了多次預應力鋼結構設計的效益，又保證了結構的可靠性，模型和演算法更加完善。
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