撓曲公式 的英文怎麼說

中文拼音 [náogōngshì]
撓曲公式 英文
flexure formula
  • : 動詞1. (輕輕地抓) scratch 2. (擾亂;阻止) hinder 3. (彎曲,比喻屈服)yield;flinch:不屈不撓indomitable; unyielding
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : Ⅰ形容詞1 (屬于國家或集體的) state owned; collective; public 2 (共同的;大家承認的) common; gen...
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  1. First, using strip - partitoning method and programming in matlab language, the numerical caculations of the relation curve between moment and curvature are done for the beams strengthened with non - prestressed and pretressed cfrp sheets, base on the assumption of plane section, non - bonding slip and non - peeled destroy. secondly, nolinear finite elemeant analysis by ansys are done for the beams strengthened with prestressed cfrp sheets base on the three assumptions before mentioned, the analysis are all done for the relation curve between load and displacement, the distribution of material stress, the distribution of cracks. lastly, calculation formula of flexural capacity and deflection are proposed

    )的全過程關系線。其次基於上面的三個假定,選擇合理的本構關系,利用ansys通用有限元分析程序對預應力碳纖維布加固梁進行非線性有限元分析,分析了加固梁的荷載-度關系、材料的應力情況、裂縫的分佈情況等。最後提出了承載力計算和正常使用狀態下度計算
  2. Partially prestressed concrete structure has been widely used in the field of civil engineering. the deformation is very important for prestressed concrete members, for they are thinner than those of reinforced concret owe to the adoption of hign - intension material and developed technic of design and construction. at present, there are some formulae for deformation in the criterion of many countries. mostly there are 3 methods in use : double linearity method, method of valid inertia and curvature integral calculus method. this article will discuss the influence of material, spa, construction form, and adjust the formula for stiffness of gb50010 - 2002 to a new uniform formula for deformation

    在土木工程領域,部分預應力混凝土結構因其良好的跨越能力和經濟性而得到了廣泛的應用,並發揮了巨大的作用。由於採用了高強度材料並進一步改善了設計和施工技術,預應力混凝土構件一般比普通鋼筋混凝土構件更為細巧,因此,變形問題顯得尤為重要起來。目前,各國規范對于部分預應力混凝土構件的變形計算均有相應的,變形計算的關鍵是剛度的計算。
  3. All above physical parameter establish the relation with the parameters in formula of the anchoring energy and the flexoelectric coefficiente1 + e3

    以上這些物理量都與上、下基板的錨定能出現的參量以及電系數e _ 1 + e _ 3有關。
  4. The mathematic model of the ultra - thin spherical mirror is to be treated as elastic thin shell. then the predigested model, i. e., bended beam, used in qualitative analysis was proposed, and its deflection and stress formulas under the freely supported condition were set up. based on an off - axis aspherical primary mirror, the relationship of aspherical surface error ( rms ) in tangential plane with bended beam ’ s radius r, position s of concentrated load p and geometry length l of arc was analyzed

    根據這一設想,本文建立了超薄鏡的數學模型?薄殼,並提出了強制力作用下超薄鏡的簡化模型?梁,推導了梁在簡支情況下受力變形的,並結合一個實例,計算出梁變形后與所需非球面的面形殘差( rms )在子午方向與梁弧長l 、梁半徑r及集中力位置s的關系及滿足面形精度的r和s范圍,分析了弧矢方向的rms ,得出了同時滿足子午和弧矢方向面形要求的l 、 r和p 。
  5. On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical

    本文在國內外研究成果的基礎上,針對壓型鋼板與混凝土組合板結構在現代橋梁建設中廣泛應用前景和研究現狀,利用換算截面法導出了壓型鋼板與混凝土組合板結構的修正等效慣性矩;在此基礎上,又推出了考慮壓型鋼板與混凝土之間的相對粘結滑移影響的壓型鋼板與混凝土組合板結構極限抗彎承載能力計算理論,並介紹了考慮栓釘、聯結件影響的壓型鋼板與混凝土組合板結構簡化實用變形計算,而且通過與傳統計算理論的分析比較,表明本文提出的計算理論的準確可靠性;此外,採用換算彈性模量比法著重提出了壓型鋼板與混凝土組合板結構的徐變、收縮效應分析的計算理論和程序,並通過實例分析計算證明了理論的正確性、程序的可靠性和實用性。
  6. 7 ) the tri - linear hypothesis between moment and curvature is fit to actual state, and the deflection formula which deduced by the hypothesis is agreed with the test results. therefore it can be used as the formula to calculate the deflection of rc members strengthened with frp under sustaining load

    7 .加固后構件的彎矩一線三線性假設能夠反映實際情況;根據推導的度計算計算的度值與試驗值相比吻合較好,因此可以作為frp加固鋼筋混凝土受彎構件的度計算依據。
  7. 4. choosing the reasonable deflection curve function. according to the energy method and the constrained condition of column end of the steel arch gate, the article presents a practical calculating formula for the stability of the main frame structure of the steel arch gate

    選擇合理的線函數(試解函數) ,根據能量法及弧門柱端約束條件,提出弧形鋼閘門主框架(平面鋼框架)穩定性計算的實用解析計算,並根據影響弧門主框架穩定性的因素對該進行修正。
  8. In this thesis, it is analyzed theoretically the steel bar layout pattern, the prestress loss, the concrete stress, and the discipline of the deformation and the fracture forming of structures of the partial prestress concrete frame beams, which is widely used in modern civil engineering

    本文從理論上分析了現代建築工程中廣為採用的部分預應力混凝土框架梁的布筋方、預應力損失、混凝土應力、結構變形和開裂規律;導出了具有一般意義的預應力錨固損失以及梁的長期變形計算
  9. In the small deflection theory, by buckling analysis, the classical buckling critical load of integrative braid composite cylindrical shells under axial compression is get. according to the experience and the results of fem, a revised formula for calculating buckling critical load is presented

    在小度理論中,通過前屈分析得到了完善的編織復合材料圓柱殼在軸壓情況下的經典屈臨界載荷,根據經驗及有限元計算結果,提出了計算屈臨界荷載的修正
  10. At first, the experiment carried out by tianjin university has been analysed according to the " nonlinear balance trying calculation " method, and the values of yield load and ultimate load agree with the test result better, and the curve of bending moment - curvature, bending moment - deflection can agree with the results. the second, the simplified formula for evaluation the ultimate flexural capacity of cfrp strengthened rc members is presented according to the three probable failure modes ( compression failure ; cfrp rupture ; crushing of the concrete in compression before yielding of the reinforcing steel ). it is applicable to both singly and doubly reinforced rectangular sections, as well as flanged sections

    首先利用鋼筋混凝土非線性平衡試演算法對天津大學試驗進行了理論分析,所得分析值與試驗結果相比,加固梁的屈服荷載、極限荷載能夠很好地吻合,彎矩率關系線及彎矩度關系線較為吻合;其次,為了滿足實際工程的需要,根據碳纖維布加固構件可能發生的三種破壞形態(壓區混凝土壓碎破壞、碳纖維布拉斷破壞以及受拉鋼筋尚未屈服時壓區混凝土已壓碎破壞) ,區別三種鋼筋混凝土構件截面形(單筋矩形截面、雙筋矩形截面、 t形截面) ,分別給出了碳纖維布加固混凝土構件抗彎承載力的簡化計算和適用條件,並進一步探討了這三種截面形下進行加固設計和復核的步驟。
  11. Observing the mechanics and effect of the new strengthening method with test and finite element method is supposed to offer a guide for technology and become valuable in theory and practice. both compression test, including four reinforced and three control specimens, and shear - compression test, including nineteen reinforced and four control specimens are being studied in this paper. the research on the curves of load - strain, load - deflection and hysteretic shows that the transverse translation of the reinforced columns is well controlled with an upgrading of both ductility and ultimate bearing capacity ( ubc )

    本文對4根鋼絲網外噴高強砂漿加固鋼筋混凝土柱和3根對比鋼筋混凝土柱進行了軸壓試驗研究,並對19根加固鋼筋混凝土柱和4根對比鋼筋混凝土柱進行了剪壓試驗研究;通過對試件荷載-應變線、荷載-線和滯回線等的研究表明,採用該加固方法能有效的約束柱子橫向變形,並對提高鋼筋混凝土柱的極限承載力和延性有明顯的效果;同時根據理論及加固機理分析提出了適應於此加固方法的軸壓極限承載力計算
  12. Through analyzing bending stiffness of composite slabs in the paralled and cross wise wave direction of steel sheet, the author got load - bending stiffness in these two directions. with the finite elements method, the author studied the mechanism and load - carrying characters under uniform loading of composite slabs and put forward a theorem calculating distortion and analyzed crash mode of this structure

    通過分別對組合板沿壓型鋼板波紋方向和垂直於壓型鋼板波紋方向彎剛度的分析,得出型鋼和壓型鋼板與混凝土組合板兩個方向的抗彎剛度,採用有限元分析方法,研究組合板在均布荷載作用下的工作機理和受力性能,提出度計算
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