In this paper, radar cross section of arrays with rectangular, cross-shaped and circular element is computed and the results are compared with the that of method of moment to validate this method.
文中计算了矩形、十字形及圆形单元微带阵列的雷达截面,并与常规矩量法和参考文献的计算结果进行了比对,验证了该方法的有效性。
Six kinds of rotary blades with same tillage depth and same mounting Angle are designed which have the circular element scoop surfaces. The parameters of the scoop surface are discussed and optimized.
设计出六种具有相同侧切刃的等耕深、等安装角圆弧母线正切面旋耕刀,并对正切刃、正切面诸参数进行了优化和选择。
Two circular tables stood outside, each with a gas heating element at its center.
两张圆桌子在外面,每个中间都有加热装置。
The driving system of the speaker is constructed by a circular PZT bimorph, which is clamped on its boundary, An elastical coupling element is utilized between the bimorph and the speaker cone.
扬声器的驱动元件是边缘固定的圆形PZT 双型弯曲振子,振动——辐射元件是圆锥形纸盆,这两部分之间采用弹性耦合。
The free vibration of orthotropic clamped square plates with a circular or square hole is studied with the help of the program using the high-precision triangular plate bending element.
用高精度三角形板单元有限元程序研究多种正交各向异性材料开圆孔或开方扎夹支方板的自由振动。
All along, the Bucket, circular stacker-reclaimer FEM analysis, are used to design the program first, then design the finite element calculation device model based on the program.
一直以来,对于斗轮机、圆形堆取料机等大型钢结构的有限元分析,都采用先有设计方案,再在已有设计方案的基础上,建立设备的有限元计算模型进行分析计算。
This function is used to get stored data on an element without the risk of a circular reference.
这个函数可以用于在一个元素上存取数据而避免了循环引用的风险。
The problems of creeping flow of Newtonian fluid extruded from a plane slit or a circular pipe are simulated using several kinds of finite element method.
本文首次成功地将压力不连续的非协调单元和罚函数法用于挤出胀大流动的有限元计算。
The present paper deals with the material parameter identification of orthotropic plate with a circular hole by the approach of integrating optimization and boundary element analysis.
结合优化技术和边界元分析,针对正交各向异性孔板进行了材料参数的识别。
The invention comprises a non-rotating shaft for supporting a mechanical element of a roll segment in a continuous casting machine, having an essentially circular cross-section.
本发明包含用于支承连续浇铸机中的滚动段的机械元件的非旋转轴,其具有基本为圆形的横截面。
Through the calculation of the finite element method(FEM) models for double circular arc profile spiral bevel gear, the stress changing pattern along the length of the tooth is obtained.
用有限元方法,对双圆弧弧齿锥齿轮沿齿长方向齿根应力进行了计算。通过应力计算结果的分析,得出了凸、凹两齿侧应力沿齿长的分布规律。
A nonlinear finite-element analysis of multiplanar circular tubular KT-joints was carried out in this paper, and the behavior of the tubular KT-joints was described.
对KT型圆钢管空间相贯节点的极限承载力进行了非线性有限元分析,揭示了KT型相贯节点的受力性能。
The detecting element adopts the non-contacting current vortex sensors in the system. The data collecting of circular error is equiped with the high speed acquisition card.
提出了一种圆度误差测量数据采集系统,该系统采用非接触电涡流传感器作为圆度误差数据的检测元件,采用高速数据采集卡采集圆度误差数据。
Nonlinear finite element analysis, including 27 gap K-joints with square and circular hollow sections, has been carried out.
对27个主方支圆间隙K型相贯节点进行了非线性有限元分析。
A finite element artificial transmitting boundary method is presented for electromagnetic wave scattering from a perfectly conducting circular cylinder and a number of concave objects.
采用有限元-人工透射边界法求出平面波在无限长圆柱上的散射近场,并与解析解进行比较,进而对几种凹面体电磁波散射近场求解。
The gap element method is used to analyse two-dimensional elastoviscoplastic contact problem of circular tubes under explosive welding for the first time.
首次采用间隙元法求解金属圆管在爆炸焊接时的二维弹粘塑性大变形的接触问题,对圆管内包爆炸焊接的全过程作了详细分析。
The stress of assembled circular tubes with different lengths was analysed with photoelastic test, and the calculated result by finite element method was probed.
利用光弹性实验对非等长度组合厚壁筒进行应力分析,验证了有限元计算结果。
In this paper, the strength problem is solved for the crank shaft with a big radius circular cross-section and small eccentricity by using spacial finite element method.
本文用空间有限元理论解决了半径较大、偏心较小的圆截面曲轴强度计算问题。
The subject of this paper is how to design the circular flat diaphragm as a pressure-sensing, element in accordance with its linearity.
本文主要探讨如何按线性度设计计算测压平膜片。
By finite element analysis of circular conical shell, the natural frequencies and vibrational modes of Yongle Bell have been calculated.
本文通过旋转壳体的有限元方法,计算了永乐大钟的主要固有频率和振型。
An axially compressive thin-walled steel element on elastic foundation is adopted to deduce the critical stress and critical diameter to thickness ratio for circular steel tube in local buckling.
在此基础上,把薄壁钢管纵向单元作为支承在弹性地基上的压杆,推导出钢管出现局部屈曲的临界应力和临界径厚比。
This paper deals with theoretical and numerical analyses of scattering of elastic wave and dynamic stress concentrations in an infinite thin plate with a circular hole using boundary element method.
本文采用边界元法对开孔无限大薄板弹性波的散射与动应力集中问题进行理论分析和数值计算。
Based on strength reduction method, simplified the space problem as plane axisymmetric problem, the finite element method is used to evaluate the base stability of circular foundation pit.
基于强度折减法,将空间问题简化为平面轴对称问题,利用有限元方法对圆形基坑的稳定性问题进行了分析。
The stability of a rock-salt roadbed with two circular cavities is analyzed as a planar strain stress problem with the element-free Galerkin method(EFGM).
数值结果表明,EFGM对于解决含两个孔洞的应力集中问题是有效且灵活的。
A rotational stiffness model for single-notch circular flexure hinge is established based on finite element method.
基于有限元方法建立了单切口柔性铰链旋转刚度模型。
A rotational stiffness model for single-notch circular flexure hinge is established based on finite element method.
基于有限元方法建立了单切口柔性铰链旋转刚度模型。
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