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国家自然科学基金(10432030): 作品数：84被引量：349H指数：9; 导出分析报告; 相关作者：曹志远仲政程红梅陈伟球程国华更多>>; 相关机构：同济大学浙江大学中国矿业大学哈尔滨工业大学更多>>; 相关期刊：《科学通报》《Acta Mechanica Solida Sinica》《计算力学学报》《应用力学学报》更多>>; 相关主题：功能梯度材料功能梯度细观元法功能梯度板解析解更多>>; 相关领域：理学一般工业技术建筑科学天文地球更多>>

Energy dissipation and contour integral characterizing fracture behavior of incremental plasticity: 《Acta Mechanica Sinica》2011年第2期251-258,共8页Qi-Lin He Lin-Zhi Wu Ming Li Hong-Bo Chen; supported by the Program of Excellent Team in Harbin Institute of Technology and the National Natural Science Foundation of China (10502017, 10432030); J ep -integral is derived for characterizing the frac- ture behavior of elastic-plastic materials. The J ep -integral differs from Rice’s J-integral in that the free energy density rather than the stress working dens...; 关键词：J-integral · Energy dissipation · Proportional loading · Deformation plasticity · Incremental plasticity

功能梯度材料与结构的若干力学问题研究进展被引量：106: 《力学进展》2010年第5期528-541,共14页仲政吴林志陈伟球; 国家自然科学基金重点资助项目(10432030)~~; 功能梯度材料的宏观材料特性在空间上是连续变化的,因此即使在线弹性理论范围内,由于控制偏微分方程是变系数的,相应的力学分析具有很大的挑战性.综述了功能梯度材料与结构若干力学问题的最新研究进展,包括功能梯度材料梁、板、壳结构...; 关键词：功能梯度材料结构分析数值计算断裂力学

功能梯度矩形板的近似理论与解析解被引量：7: 《力学学报》2010年第4期670-681,共12页李尧臣亓峰仲政; 国家自然科学基金重点项目(10432030);教育部博士点基金项目(20050247004)资助~~; 提出了压电功能梯度矩形板在竖向载荷作用下的近似理论与解析解.引入了板理论的Kirchhoff假设、Reissner-Mindlin假设和提出的补充假设,并假设材料常数在板厚方向按指数规律变化.推导了板在周边简支同时又接地情况下中性层法线转角的解...; 关键词：功能梯度压电材料 Kirchhoff假设 Reissner-Mindlin假设近似理论解析解

轴对称功能梯度圆板稳态热传导的精确解被引量：8: 《同济大学学报（自然科学版）》2010年第5期716-719,共4页刘五祥; 国家自然科学基金资助项目(10432030);同济大学青年优秀人才培养行动计划资助项目(2009KJ047); 对轴对称功能梯度圆板稳态热传导问题进行精确分析.根据正交各向异性功能梯度圆板稳态热传导的基本方程,假设材料热传导率沿板厚方向按指数函数形式梯度分布,利用分离变量法,获得了在上、下表面作用任意热载荷情况下的精确解.通过数值算...; 关键词：功能梯度圆板稳态热传导分离变量法精确解

THREE-DIMENSIONAL STATIC ANALYSES FOR FGM PLATES WITH MEDIUM COMPONENTS AND DIFFERENT NET STRUCTURES: 《Acta Mechanica Solida Sinica》2010年第2期167-174,共8页Hongmei Cheng Zhiyuan Cao; supported by the National Natural Science Foundation of China (No.10432030);the National Youth Science Foundation of China (No.10802091);the Scientific and Technical Foundation of China University of Mining and Technology (No.2007B013); A new microelement method for the analyses of functionally graded structures was proposed. The key of this method is the maneuverable combination of two kinds of elements. Firstly, the macro elements are divided from ...; 关键词：functionally graded materials medium components different net structures three-dimensional analyses microelement method span-scale analyses

ANALYSIS OF A CRACK IN A FUNCTIONALLY GRADED STRIP WITH A POWER FORM SHEAR MODULUS被引量：2: 《Acta Mechanica Solida Sinica》2009年第5期465-473,共9页Jinju Ma Zheng Zhong Chuanzeng Zhang; supported by the National Natural Science Foundation of China(Nos.10872150 and 10432030);Financial supports from German Research Foundation(DFG,project No.ZH 15/13-1); The plane strain problem of a crack in a functionally graded strip with a power form shear modulus is studied. The governing equation in terms of Airy＇s stress function is solved exactly by means of Fourier transform...; 关键词：functionally graded material CRACK stress intensity factors fracture criterion

Analytical solution and semi-analytical solution for anisotropic functionally graded beam subject to arbitrary loading被引量：2: 《Science China(Physics,Mechanics & Astronomy)》2009年第8期1244-1256,共13页HUANG DeJin1,2,DING HaoJiang1 & CHEN WeiQiu3 1 Key Laboratory of Soft Soils and Geoenvironmental Engineering,Ministry of Education,Zhejiang University,Hangzhou 310027,China 2 Faculty of Engineering,Ningbo University,Ningbo 315211,China 3 Department of Engineering Mechanics,Zhejiang University,Hangzhou 310027,China; Supported by the National Natural Science Foundation of China (Grant Nos. 10472102, 10432030, and 10725210); Analytical and semi-analytical solutions are presented for anisotropic functionally graded beams subject to an arbitrary load,which can be expanded in terms of sinusoidal series.For plane stress problems,the stress fu...; 关键词：ANISOTROPIC material functionally GRADED ARBITRARY loading stress function analytical SOLUTION SEMI-ANALYTICAL SOLUTION

基于金相图片识别功能梯度材料参数的梯度分布函数: 《固体力学学报》2009年第4期395-399,共5页程红梅仲政; 国家自然科学基金重点项目(10432030);国家青年科学基金项目(10802091)资助; 功能梯度材料具有复杂的细观结构,其内部构造远比匀质材料复杂.以目前的实验条件,测量功能梯度材料参数分布函数一般是十分困难的.该文提出一种细观元方法,直接利用功能梯度材料金相图片信息,来进行功能梯度构件宏观响应的跨尺度力学分...; 关键词：功能梯度材料细观元法识别金相图片

弹性支承功能梯度圆板轴对称弯曲问题精确解被引量：2: 《同济大学学报（自然科学版）》2009年第7期893-897,共5页郑磊仲政; 国家自然科学基金重点资助项目(10432030);上海市优秀学科带头人计划项目(06XD14036);上海市重点学科建设基金资助项目(B302); 对周边为弹性支承边界条件下的功能梯度材料圆板轴对称弯曲问题进行了分析.将位移函数写成傅立叶-贝塞尔级数的形式,根据各向同性功能梯度材料基本方程,并针对指数函数形式的梯度分布情况,对功能梯度圆板轴对称弯曲问题的位移和应力进...; 关键词：功能梯度材料圆板弹性支承轴对称弯曲问题精确解

Recursive formulations for the method of reverberation-ray matrix and the application被引量：3: 《Science China(Physics,Mechanics & Astronomy)》2009年第2期293-302,共10页ZHU Jun CHEN WeiQiu YE GuiRu Lü ChaoFeng; Supported by the National Natural Science Foundation of China (Grant Nos. 10725210, 10832009, and 10432030);the National Basic Research Program of China (Grant No. 2009CB623204); the Specialized Research Fund for the Doctoral Program of Higher Education (Grant No. 20060335107);the Program for New Century Excellent Talents in University (Grant No. NCET-05-0510); A recursive formulation is proposed for the method of reverberation-ray matrix (MRRM) to exactly analyze the free vibration of a multi-span continuous rectangular Kirchhoff plate, which has two oppo- site simply-suppo...; 关键词：method of reverberation-ray matrix RECURSIVE FORMULATION free vibration continuous KIRCHHOFF PLATE

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