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12篇 您的检索式:作者名="A.Y.T."
    题名 作者 年代 出处 被引量
1THE EVALUATION OF STRESS INTENSITY FACTORS OF PLANE CRACK FOR ORTHOTROPIC PLATE WITH EQUAL PARAMETER BY F2LFEM显示文摘在这篇论文,为 orthotropic 板的飞机裂缝问题的压力紧张因素的评估相等参数用一个分数维的二水平的有限元素方法(F2LFEM ) 被调查。一个 orthotropic 裂缝问题的一般答案被与各向同性的裂缝问题吸收这个问题获得,并且在 F2LFEM 作为全球插值功能被采用。在裂缝板的裂缝尖端的邻居,分数维的几何学概念被介绍完成有类似比率的类似的网孔不到一个并且产生一个无穷小的网孔以便在二邻近的层的僵硬矩阵之间的关系是相等的。在裂缝尖端附近的自由的很多度被转变到概括坐标的一个小集合。数字例子证明这个方法在评估压力紧张因素(SIF ) 有效、精确。Fan Jie Zhang Xiaochun A.Y.T. LEUNG Zhong Weifang 2006Acta Mechanica Solida Sinica2006,19,2:3
2Fuzzy variational principle and its applications显示文摘L.F. Yang Q.S. Li A.Y.T. Leung Y.L. Zhao G.Q. Li 2002European Journal of Mechanics / A Solids2002,,6:1
3Synthesis of T 2 and Q statistics for process monitoring显示文摘Q. Chen U. Kruger M. Meronk A.Y.T. Leung 2003Control Engineering Practice2003,,6:1
4Fatal enterovirus 71 encephalomyelitis显示文摘Lucy C.S. Lum K.T. Wong S.K. Lam K.B. Chua A.Y.T. Goh W.L. Lim B.B. Ong G. Paul S. AbuBakar M. Lambert 1998The Journal of Pediatrics1998,,6:1
5结构轴力-扭转屈曲变形中的精确动力刚度显示文摘在结构力学的分析中,提出一个动态的轴向-扭转屈曲理论。考虑轴力和扭矩引起的二阶效应,给出固定的自然边界弯矩和力,以确保互等定理中动力刚度矩阵的对称性。在第一次幂级数展开时就包括了精确的动力刚度矩阵,可以很方便地对广义分布的轴力进行分析。结果指出:由于收敛的问题,可能无法对非均匀截面进行有效分析。同时对由于振动频率、轴向力和扭矩引起的交互式图表也进行了详细的研究。A.Y.T. Leung 2008钢结构2008,23,7:1
6Analytical stress intensity factors for edge-cracked cylinder显示文摘X.S. Xu Z.H. Zhou A.Y.T. Leung 2010International Journal of Mechanical Sciences2010,,7:1
7Normal form computation without central manifold reduction显示文摘A.Y.T. Leung Q.C. Zhang 2003Journal of Sound and Vibration2003,,2:1
8Analytic stress intensity factors for finite elastic disk using symplectic expansion显示文摘A.Y.T. Leung Xinsheng Xu Zhenhuan Zhou Y.F. Wu 2009Engineering Fracture Mechanics2009,,12:1
9The mode III stress/electric intensity factors and singularities analysis for edge-cracked circular piezoelectric shafts显示文摘Z.H. Zhou X.S. Xu A.Y.T. Leung 2009International Journal of Solids and Structures2009,,20:1
10Mode?III two-dimensional crack problem by two-level finite element method显示文摘A.Y.T. Leung K.L. Tsang PhD 2000International Journal of Fracture2000,,3:1
11An energy-equivalent model on studying the mechanical properties of single-walled carbon nanotubes显示文摘Yongdong Wu Xiaochun Zhang A.Y.T. Leung Weifang Zhong 2006Thin-Walled Structures2006,,6:1
12Dynamic stiffness for thin-walled structures by power series显示文摘The dynamic stiffness method is introduced to analyze thin-walled structures including thin-walled straight beams and spatial twisted helix beam. A dynamic stiffness matrix is formed by using frequency dependent shape functions which are exact solutions of the governing differential equations. With the obtained thin-walled beam dynamic stiffness matrices, the thin-walled frame dynamic stiffness matrix can also be formulated by satisfying the required displacements compatibility and forces equilib-rium, a method which is similar to the finite element method (FEM). Then the thin-walled structure natural frequencies can be found by equating the determinant of the system dynamic stiffness matrix to zero. By this way, just one element and several elements can exactly predict many modes of a thin-walled beam and a spatial thin-walled frame, respectively. Several cases are studied and the results are compared with the existing solutions of other methods. The natural frequencies and buckling loads of these thin-walled structures are computed.ZHU Bin LEUNG A.Y.T. 2006Journal of Zhejiang University-Science A(Applied Physics & Engineering)2006,7,8:0
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