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- spatial combined beam element 空间组合梁单元
- Studied the strategy of modeling in different phases of SHM, it can be stated that spatial finite spar and beam element model is the appropriate model to aforementioned question. 本文研究了结构健康监测不同阶段的建模策略,认为对于拉索损伤情况下的整桥结构静、动力分析可以采用空间杆系有限元模型进行研究。
- By employing beam element CR formulation and considering the interaction of the combined wave-current and the structure a calculating method of the dynamic response of the SFT subjected to the comb... 计算分析了波浪入射角、表面流速、隧道断面形式和支撑形式对悬浮隧道动态响应的影响。
- reinforcement concrete spatial beam element 钢筋混凝土空间梁单元
- Beam propagation factor(BPF) was introduced as the beam quality factor for the combined beam. 引入光束传输因子(BPF)作为合成光束的光束质量评价因子,计算了单元光束质量、大气传输、跟踪抖动、相位控制等因素对合成光束质量的影响。
- Inclined combined beam model with roof bolted are presented and solved,the expressions of support parameters of bolt are derived. 建立大倾角煤层回采巷道锚杆支护的倾斜组合梁模型,并进行解算,给出锚杆支护参数的表达式。
- A tapered beam element model is used to simulate the behaviour of a masonry arch bridge with loading. 采用梯形梁单元分析砖石拱桥在载荷作用下的行为。
- One is taper section 3D beam element model, the other is 3D compounding model with solid element and shell element. 结果表明,在均布荷载与集中荷载作用下箱梁的剪力滞效应明显不同,对于地震时程反应分析而言,采用变截面三维梁单元模型计算效率较高。
- Forward support bolt combined with roop rock by bolting can play a roll of combined beam,which can prevent roof rock caving immediately after explosion. 超前支护锚杆锚固后与顶板岩石构成一体,这样使超前锚杆形成组合梁作用,放炮后,能够阻止顶板岩石冒落。
- The respective virtues of beam element and solid element are shown in two modelings. 利用梁单元和实体单元各自的优点,通过二次建模互补进行结构有限元分析。
- This paper described the practice of using combined beam theory and suspensory theory,such as roof bolt,net,steel rope,and shotcrete being used together to strenthen roof control. 应用组合梁和悬吊理论,对松软岩层采用支护新技术,即锚、网、带、索、喷等联合支护方式,加强对松软岩层巷道顶板的控制,降低了材料支护费用,提高了软岩巷道支护的可靠性,同时也提高了松软岩巷的掘进速度。
- In this paper,a degenerated beam element is developed,evolving from a bilinear degenerated shell element. 从双线性退化板壳单元出发,演绎推导出了一种可以应用于空间有限元分析的退化梁单元。
- The edge effect full displays on ecology plan, land utilization and spatial combination and so, can powerfully promote Chang-Zhu-Tan integration development. 边缘效应在生态规划、土地利用和空间组合等方面的充分发挥,能有力地促进长株潭一体化的发展。
- In the method, the Winkler hypothesis is proposed, the parameters of elastic line function are determined with node displacements of beam element. 在该法中,土的反力模型采用文克尔假定:将梁分成若干段,假定每段梁弹性线的函数形式,并以梁单元两结点的位移作为弹性线函数的参数;
- The stiffness matrix of space beam element with stiffarm is reported in this paper,using the method similar to the plane beam element. 按推导带刚臂平面梁单元的单元刚度矩阵的思路,推导出了带刚臂空间梁单元的单元刚度矩阵。
- The far-field intensities and divergence angles of combined beam of two copper vapor lasers with UR90 resonators coupled at small magnification (M=1.21) were measured and analyzed experimentally. 并利用铜蒸气激光器实现了两台低放大倍率(M=1.;21)UR90腔的相干并束输出,对输出光束的远场方向性进行了测量分析。
- The finite element model with shell element and beam element was established,the mechanical behavior of anchorage zone under the most unfavorable load was analyzed. 采用板壳单元和梁单元建立了索梁锚固结构的有限元模型,对索梁锚固区在最不利荷载组合作用下的受力性能进行了研究;
- 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。
- According to Winkler hypothesis, the reaction of soil is described as a function of beam element node displacement, which is applied to beam element as distributive loads. 将土的反力表示成梁单元结点位移的函数,并作为分布荷载作用在梁单元上;
- He observed that when light from a single source is separated into two beams, and the two beams are recombined, the combined beams produce a pattern of light and dark fringes. 他发现,把一束同源的光分成两束,再把这两束光重新组合在一起,组合的这两束光将产生具有明暗条纹的图样。