prestressed reinforced concrete 中文意思是什麼

prestressed reinforced concrete 解釋
預應力鋼筋混凝土
  • prestressed : 安裝預應力
  • reinforced : 加筋的
  • concrete : adj 1 具體的,有形的;實在的,實際的。2 固結成的,混凝土製的。3 圖案詩歌的(參閱concrete poetry)...
  1. To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering

    為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受力性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向荷載下靜力試驗以及擬動力試驗.其中一榀為普通混凝土迭層空腹桁架,另一榀配置了預應力和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架曲線以及等效粘質阻力系數等抗震性能的比較,並進行了彈塑性動力分析.試驗和分析結果表明,配置預應力和型鋼混凝土的迭層空腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相應的設計建議
  2. According to the need for design and construction of prestressed reinforced concrete of jingzhou yangtze river highway bridge, c60 conctrete was mixed with superfine admixture and high workability agent, then it was speeding up construction progress for the bridge

    摘要根據荊州長江公路大橋預應力混凝土結構設計、施工要求,採用摻入超細摻和料和高能外加劑配製c60混凝土,長距離、大高度泵送混凝土,為大橋建設加快進度,確保質量起到了作用。
  3. With the further economic growth and the implement of development of the western regions, hydroelectric construction in our country is undergoing rapid growth, anumber of high - dam power - station is in building or in programming. in view of its higher - head and larger magnitude of spill structure outlet, it is difficult for conventional concrete or reinforced concrete structure of pier and pier room to support its vast water pressure. coupled with the improvement of prestressed method, it has been the noteworthy tool in solving the problem

    隨著我國經濟的加速發展及西部大開發戰略的實施,我國水電事業也迎來了迅猛發展的大好時機,一批高壩水電站正在建設或規劃之中,其泄水建築物孔口及水頭愈來愈大,常規混凝土或鋼筋混凝土閘室閘墩結構難以承受如此之大的水推力作用,隨著預應力技術的成熟,這一技術已成為解決該問題的關鍵技術措施之一。
  4. The author redesigned the common concrete beams and carried out a comparative analysis to the existing beams according to the specification for design of reinforced concrete and prestressed concrete highway bridges and culverts ( jtj023 - 85 ), the specification for design of reinforced concrete and prestressed concrete highway bridges and culverts ( informal version for advices ) and relevant rules of its matching stipulations, light aggregate concrete bridge technology stipulations ( ( informal version for advices ) and on the basis of prestressed concrete theory. the thesis emphasized on the research of the variation of the concrete, prestressing tendon quantities, their spans, beams " height and their rigidity of both the designed beams and the existing beams, and obtained the quantitative results from above research

    採用hslc置換梁體中的普通混凝土,並運用預應力混凝土理論,依據《公路鋼筋混凝土及預應力混凝土橋涵設計規范》 ( jtj023 - 85 ) , 《公路鋼筋混凝土及預應力混凝土橋涵設計規范》 (徵求意見稿)和與之配套編制的《輕骨料混凝土橋梁技術規程》 (徵求意見稿)的有關規定,對上述普通混凝土梁進行了重新設計並與既有梁進行了對比分析,得出了設計梁與既有梁在混凝土及預應力筋用量、跨度、梁高以及剛度等方面的變化情況,得到了定量結果。
  5. Code for design of highway reinforced concrete and prestressed concrete bridges and culverts

    公路鋼筋混凝土及預應力混凝土橋涵設計規范
  6. Directions for transporting and storing of concrete pipes, reinforced concrete pipes, prestressed concrete pipes and fittings and concrete manhole shaft rings

    混凝土管鋼筋混凝土管及預應力混凝土管管件和混
  7. Many optimization joints mid design methods which have been applied in actual engineerings are put forward, including the rc looped - beam joint, enforced - steel loop joint, joint between columns filled with steel tubes and rc beams, joint between columns filled with steel reinforced concrete and rc columns, joint between column filled with steel tube and composite beam, composite beam design method, prestressed laminated open - web truss mid so on

    其中,提出的較優化的鋼筋砼環梁節點、鋼加強環節點、鋼管砼柱與鋼筋砼柱節點、鋼骨砼柱與鋼筋砼梁節點、鋼骨磚柱與組合梁節點及組合梁設計方法、預應力疊層空腹桁架等,都已應用於實際高層建築中。
  8. In the paper, the study of strengthening reinforced concrete beam using prestressed carbon fiber reinforced plastic is introduced, which is the subsystem of repairing and strengthening reinforeed concrete structure using carbon fiber reinforced plastic, undertaken by college of civil engineering of hunan university

    本文結合省建設廳課題碳纖維加固鋼筋混凝土結構的受力變形性能及加固方法研究,對預應力碳纖維布加固受彎構件進行了試驗研究和理論分析。
  9. Recent study of strengthening reinforced concrete structure using prestressed carbon fiber reinforced plastic

    粘接碳纖維材料加固混凝土結構設計方法
  10. Flat - bottomed, vertical, cylindrical storage tanks for low temperature service - recommendations for the design and construction of prestressed and reinforced concrete tanks and tank foundations, and for the design and installation of tank insulation, tank liners and tank coatings

    低溫用平底立式圓柱形儲罐.預應力鋼筋混凝土儲罐和儲罐基礎的設計和製造儲罐內襯和儲罐塗層的設計和製造推薦標準
  11. The influence factors and control procedures of ductility of flexural mechanics of reinforced concrete is analyzed. with experiments of prestressed hollow bats reinforced with 800mpa spiral - ribs steel bars, the relation of ductility of steel bar and component is discussed, the influence factors and control procedures of ductility of flexural mechanics of prestressed concrete is analyzed. through the theory analysis and calculation, the recommendation fo

    本文在理論分析基礎上結合800mpa螺旋肋鋼絲預應力主心板的試驗,探討鋼筋延性與構件截面延性、構件位移延性的關系,研究預應力混凝土受彎構件在單調荷載作用下截面延性和位移延性的影響因素及其影響規律進而為控制構件延性即破壞形態提供相應的方法和依據。
  12. Discussion on correct application of prestressed reinforced concrete

    預應力鋼筋砼的正確應用探討
  13. The paper introduces the develop and manufacture situations of the prestressed reinforced concrete mast for the high capacity headspan suspension and its main advantages. the improvement on problems discovered in the trial period are proposed. this kind of mast is suggested to be widely used in electrified railways

    本文介紹了大容量預應力鋼筋混凝土軟橫跨支柱的研製情況及主要優點,對試用中發現的問題,提出了改進意見,並建議在電氣化鐵路上推廣使用。
  14. Application study of prestressed conversion beam on the steel reinforced concrete column

    勁性混凝土柱預應力轉換大樑應用研究
  15. ( 2 ) the properties of gfrp reinforced polymer concrete beams and prestressed polymer concrete beams are tested by four point bending experiments, the result show : gfrp rods can be satisfied the stiffness request ; it ' s very necessary and effective to use prestressed beam to minish the defection, enhance the crazed load and reduce the width of the cracks

    ( 2 )通過對gfrp筋增強樹脂混凝土普通梁和預應力梁進行四點彎曲實驗,表明:利用玻璃鋼筋作為增強筋在強度方面是可以滿足要求的;對玻璃鋼筋施加預應力來減小撓度,提高混凝土的開裂強度,以及縮小裂紋寬度是非常必要也是很有效的。
  16. Reinforced concrete and prestressed concrete craneways ; design and construction

    加筋混凝土和預應力混凝土起重機軌道.設計和施工
  17. Especially the bridge engineering has to be concerned with high, new and difficult technologies. new technologies firstly adopted are post - tensioned prestressed concrete simply - supported box girder, assembly two - way prestressed concrete simply - supported t - girder, reinforced concrete continuous rigid frame, and steel - concrete composite continuous girder. all these have formed a series of new bridge structures taking prestressed concrete simply - supported box girder as main feature

    由於秦沈客運專線的特殊技術要求,在鐵路建設史上首次採用了后張法預應力混凝土箱形簡支梁、裝配式雙向預應力混凝土t形簡支梁、鋼筋混凝土剛構連續梁、鋼與混凝土結合連續梁等橋跨結構,形成了以預應力簡支箱梁橋跨結構為主要特徵的一系列橋梁新結構。
  18. The prestressed concrete improves in essence the function of the reinforced concrete components and plays an important role in solving problems such as the design and construction of large concrete area. in this paper, the author explores the application of prestressed technique in the large area basement slabs

    預應力混凝土從本質上改善了鋼筋混凝土構件的性能,相對于普通混凝土,預應力混凝土技術在地下室底板中的應用有其自身的特點,作者就預應力技術在超長大面積地下室底板工程中的應用進行了探討。
  19. In recent years, during the detection of the established reinforced concrete or the prestressed concrete box girder bridges etc. the large structures, we can find that the concrete in particular structural positions such as the anchorage zones of prestressed reinforcement with dense reinforcement, the prestressed pipe in which the space of reinforcement or the thickness of concrete cover is small, the top and bottom flange of box girder and so on has brought great difficulty to concrete construction because of the small size and densely - packed reinforcement

    對于變截面t梁、工字梁、箱梁等常見結構,截面形式復雜,一些部位尺寸較小且密集配筋,如梁頂板,梁底板,預應力管道間,混凝土不可避免的造成不密實導致耐久性降低,而這些問題往往為設計者所忽略。對于新建橋梁混凝土的密實度問題,尤其是新建橋梁關鍵部位的混凝土密實度和耐久性問題,人們研究和關心的較少,這也為橋梁的質量監督控制和使用壽命埋下了隱患。
  20. Considering the behaviors of unbonded prestressed concrete beams and steel reinforced concrete columns, a kind of nonconforming beam - column element was constructed and the analysis precision was improved. loading and reloading paths were introduced into the constitutive relationship of concrete. it is helpful to the analysis program to trace the full - range mechanical behavior of structures including the descending part and the hysterisis characteristic under cyclic loading

    考慮無粘結預應力混凝土梁、型鋼混凝土柱等結構構件的受力特點,構造非協調樑柱單元,提高了分析精度;混凝土的本構關系中,引入卸載路徑和再加載路徑,使得分析程序可以追蹤包括下降段在內的結構全過程力學行為,以及反復荷載下結構的滯回特性。
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