运用圆柱坐标系对单管回流燃烧室流场进行了数值模拟。
By the use of a cylindrical coordinate system a numerical simulation was conducted of a single tube return flow combustor flow field.
在圆柱坐标系中利用积分变换法,求解热传导和热弹性力学方程组。
The equations of heat conduction and thermoelastic dynamics are solved through integral-transform method in circular cylindrical coordinates.
文章结合机车用齿轮淬火设备的研发,介绍了一种广义圆柱坐标式数控机器人式设备。
One special type robot for the gear quenching is introduced by developing gear quenching equipment used in a locomotive in this paper.
该机械手为圆柱坐标式,使用气动力和pc机程序控制,具有回转、顶升、伸缩和夹持等功能。
The manipulator is of column coordinate type and is operated by pneumatic power and PC control. It is possessed of the functions of rotating, lifting, extending and drawing back as well as grasping.
从亥姆霍兹方程出发,导出了自聚焦光纤中传导模在圆柱坐标系中的场分布形式,并给出了几个低阶模的分布图。
The propagation modes in selfco fiber, which features the laguerre Gauss distributions, are derived by solving the helmholtz wave equation incylindrical coordinates.
利用圆柱坐标系中的第二类并矢格林函数求解了漏泄同轴电缆附近的场分布,并进而求解了漏泄同轴电缆的耦合损耗。
The field distribution and the coupling loss of the leaky coaxial cable are studied by using the dyadic Green's function of second kind in the cylindrical coordinate.
计算结果证明,当采用非均匀圆柱坐标系下FDTD法计算时,圆柱坐标系下网格波阻抗可以较准确地计算由于网格尺寸不同造成的数值反射误差。
The results showed that MWI in cylindrical coordinates can be used to accurately calculate the numerical reflection error caused by different mesh increments in non uniform FDTD.
用球面坐标建立了圆柱滚子球面凸轮的轮廓曲面解析方程,为此种凸轮的设计计算和数控加工提供了理论依据。
This paper establishes a contour surface equation of the spherical surface cam with a cylindrical roller, Which provides theoretical basis for the design and NC processing of the cam.
截面最小二乘圆心在绝对坐标系内的位置是影响圆柱度形状误差大小的重要因素。
The position of the least square center for a cross section in the absolute coordinate system is an important factor that affects cylindrical form errors.
根据圆柱形坐标系的三维弹性力学控制方程,导出其状态方程。
Based on control equation of three dimensional elasticity in cylindrical coordinate system, the state equation is derived.
本文采用柱坐标,以椭圆—阿基米德螺线包络组成解析曲线椭圆柱体的弯曲原木的数学模型。
The mathematical model of bending logs of curved elliptical cylinder is analysed with the elliptical-archimedes spiral envelope in cylindric coordinate.
建立了采样数据为直角坐标值、坐标原点可以任意选取、各离散采样点之间也不要求为等角度间隔情况下,圆柱度误差评定的最小二乘数学模型。
This paper models the least square algorithm of the cylindricity error in the rectangular coordinates, whose center may be set on random and all discrete data can be sampled optionally.
解双极坐标下拉氏方程得出半空间中无限长水平圆柱体电场问题的解析解。
The half-space analytic solutions of the electric field of an infinite horizontalcylinder are acquired solving the Laplace equation in the double-polarcoordinates.
应用复变函数、多极坐标方法研究弹性半空间中界面附近可移动刚性圆柱形夹杂对SH波散射与动应力集中问题。
The displacement solution is constructed by applying the symmetry of scattering of SH-wave and the method of multi-polar coordinate system.
建立了斜齿圆柱齿轮侧面及齿根面的直角坐标方程序,应用矢量法确定盘形铣刀齿刃与轮齿侧面及齿根面接触线上各点的参数值。
Parametric values on the contact lines of disc cutter blade and the side surface cogwheel, disc cutter blade and gear root surface are determined by using vector method.
针对直角坐标系下圆周截面形状误差评价,介绍了一种圆柱体截面圆度误差的测量与评定方法。
This article introduced a general method of drawing plane right-angle coordinates in Borland c++Builder 6 and explained how to use its code in detail.
介绍了利用电子展成与坐标结合的原理来自动测量渐开线圆柱齿轮的方法。
Present a method of automatic measuring gear based on integration of the generative metrology and coordinate. Achieve electronic generative metrology by adoption CNC technology.
从微分几何学的角度,探讨了在五坐标数控机床上采用圆柱形刀具线接触加工自由曲面的几何学原理,分析了刀具面与被加工曲面二阶密切的条件。
On the basis of the differential geometry, the geometrical theory of machining free form surface by cylindrical cutter in 5-axis NC machine tool is investigated.
从微分几何学的角度,探讨了在五坐标数控机床上采用圆柱形刀具线接触加工自由曲面的几何学原理,分析了刀具面与被加工曲面二阶密切的条件。
On the basis of the differential geometry, the geometrical theory of machining free form surface by cylindrical cutter in 5-axis NC machine tool is investigated.
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