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- To simulate the behaviour of stiffened plates accurately, stiffeners and panels are modelled individually by beam-column elements and plate elements. 为了精确地模拟加筋板的性能,分别用梁一柱元和板元制作了肋材和板材的模型。
- Stiffened plate element 加筋板格
- At last, the stiffened plates were optimized. 最后,对板梁组合结构进行动力优化。
- Fillet welding experiments on the T-joint and the stiffened plate have verified that its... 对T形接头和加筋板的角焊焊接实验证实了该方法对角焊缝角变形的预测结果具有一定的工程价值。
- Usinganalytical method of stiffened plate to analyze grillage, the grillage'scalculating method is attained. 并分析了算例的计算结果,目和有限元法进行比较。
- Stiffened plate and grillage have been widely and commonly appllied in ship structures. 加筋板和板架在船体结构中有着广泛的运用,随着船舶的高速化和轻型化的趋势,以及高强度材料的广泛运用,使得船体结构的稳定性问题尤为突出。
- The new version of differential quadrature element method (DQEM) is used to analyze the stability of isotropic stiffened plates for the first time. 摘要板和加筋板结构的稳定性特性,是设计人员十分关注的一个问题。
- The steady-state harmonic response of stiffened plate with damping treatment of viscoelastic beamis studied using modal superposition method. 应用模态叠加法研究了以粘弹性梁为阻尼处理的加筋板的稳态简谐响应。
- While the FORTRAN language was compiled to calculate the geometry specialty of the beam element and the inherent specialty of the stiffened plates model. 编制该梁元剖面几何特性计算及板梁组合结构模型的固有特性计算的Fortran语言程序。
- The steady-state harmonic response of stiffened plate with unconstrained damped layer was analyzed using a modal superposition method. 摘要应用模态叠加法研究了敷设粘弹性自由阻尼层加筋板的稳态简谐回应。
- Based on the segmental model experiment of steel box girder for SanChaJi Bridge in ChangSha City, the buckling problem of stiffened plate is studied. 本文在对长沙三汊矶大桥自锚式悬索桥钢箱梁模型试验的基础上,对加劲板件的稳定问题进行了研究。
- After reviewing the orthotropic plate theory, the thesis summarizes the results of former researchers about stiffened plate and grillage. 本文回顾了用正交异性板理论求解加筋板结构强度问题的方法;
- Using the epoxy resin film made by our own team,a thin plate and curved one as well as a stiffened plate and thick one were fabricated by RFI process. 利用自制的环氧树脂膜,采用RFI工艺制备了薄平板、曲面板、加筋板、厚平板,初步确定了成型工艺参数并对板材的性能进行了研究。
- The singularity of thick and thin plate element stiffness matrix due to the use of the reduced integration on the basis of the finite element is investigated. 本文研究了薄厚板壳有限单元统一性理论中,由于采用降阶积分而使得刚度矩阵产生奇异的问题。
- This paper put forwords one method to reahze the prepress of plate element by spit the plate element in the space of prepress where the beam element used. 提出通过在板单元里预应力分布位置分割板单元,连接梁单元,在梁单元里面施加预应力来实现板单元的预应力。
- The energy method was applied to analyze the restraining action exerted by adjacent plate element in the same section,which is called plate assembly effect(PAE) in the stage of postbuckling. 本文根据势能驻值原理,建立了均匀受压矩形管的大挠度弹性屈曲理论,用于分析屈曲后相邻板件间的相互约束作用,即屈曲后板组效应。
- Applying the U-transformation theory, an analytic solution is obtained for the dynamic response of stiffened plates with periodicity. 摘要借助U变换解耦理论,得到了大跨度周期性加筋板的动力响应的解析解。
- Consider the special quadrilateral element: right-angled trapeziod element.A kind of 12 freedom right-angled trapezoid plate elements are proposed. 摘要考虑特殊的四边形单元-直角梯形单元,构造出一类12自由度直角梯形板元;
- The optimized results have shown that the mechanical demands of the orthotropic steel deck stiffened plate are more easily met with larger span of cross beam and thicker top plate and U-stiffeners. 优化结果表明:适当增加横隔板间距、加大顶板和U肋厚度能更有效地满足结构受力和局部稳定要求。
- Based on tension-compression and bending equivalencies, an equivalent single material plate element was formed for bridge deck of composite girder with steel fiber reinforced concrete and steel. 基于拉压等效与弯曲等效方法,提出了钢纤维混凝土与钢结合梁桥面板换算为单一材料等效板单元的计算模式,导出了等效板单元的厚度和弹性模量的计算式。