撓性屈曲 的英文怎麼說
中文拼音 [náoxìngqūqū]
撓性屈曲
英文
flexural buckling-
Nonlinear constitutive relations are discussed for analyzing the stress distribution, the appearance and development of the cracks, as well as the behavior of the boundary conditions of the two way slabs respectively. in the light of the experimental research on r. c. two way slabs under static loading, the behavior of yield line, the load deformation curves and the crack yield, plastic limit loads of slabs with different supporting conditions are studied
根據反映雙向板混凝土材料非勻質性的本構關系，分析了雙向板在荷載作用下的變形、屈服、裂縫和破壞的形態特性，並對鋼筋混凝土雙向板在不同支承條件下的塑性極限荷載、正常使用撓度（曲線）和截面設計作了進一步研究。First, higher - order shear deformation theory and reddy ' s simplified higher - order shear deformation theory of the flat shell is adopted to obtain the buckling governing equations. then the geometric nonlinear theory and the geometric and material dual - nonlinear theory with shear effects are introduced ( the buckling governing equations are get ). the simplified geometric nonlinear theory and the small defection theory are discussed as emphases
首先採用扁殼高階理論及reddy型簡化高階剪切變形扁殼理論，得到了屈曲基本方程，然後介紹了考慮剪切的幾何非線性理論及材料幾何雙重非線性理論（得到了屈曲基本方程） ，重點討論了簡化的幾何非線性理論及小撓度理論。Taken the damaged ship as an object, the nonlinear response including dynamic characteristics, external loads, hull deflection, buckling and ultimate strength of stiffened panels, and ultimate strength of hull is carried out in this paper
本文通過對破損后的不對稱船體結構的非線性響應問題包括船體動態特性、破損船體外載荷、船體撓度、加筋板屈曲與極限強度，以及船體極限強度等方面進行了初步研究，從而為艦船生命力中的破損船體剩餘強度衡準制定提供依據。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，彎矩曲率關系曲線及彎矩撓度關系曲線較為吻合；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式（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公式和適用條件，並進一步探討了這三種截面形式下進行加固設計和復核的步驟。分享友人