提出了一种基于参数曲面拟合的三维网格自动生成方法。
A scheme of automatic3D finite element mesh generation, based on parametric cubic surface, is proposed.
以谱图表列数据或曲面拟合参数为放电样本的特征量。
The tabulated data or surface fitting parameters of these patterns were used as characteristic vectors.
通过弗格森双三次曲面为研究模型来建立最佳的拟合参数。
At last, through establishing optimal fitting parameters, it is shaped the model of Ferguson bicubic curved surface to surface fitting.
采用加权曲面参数方程拟合型腔侧壁曲面的算法,实现了子午线轮胎活络模模具型腔曲面的构造。
Apply the weighted surface parameter equation to fit the algorithm of cavity lateral surface, and realize the cavity surface construction of radial parting mold of meridian tire.
本文基于曲面拟合构造了装置效率、叶片角度与装置扬程和流量的连续函数关系,可以迅速准确地确定某一装置扬程和流量所对应的装置效率等参数。
The continuum functional relationships among system efficiency, blade Angle, static head and flow rate of pumps are established based on the performance curve surface fitting method.
介绍用双三次参数曲线拟合曲面、平头铣刀的直径、铣削的步长及行距选择、刀位点和刀轴矢量的计算。
It introduced imitating surfaces with bicubic parametric curves, feed length, cutter location and vector of cutter location.
对于参数曲面,采用先离散,再重新拟合的处理方法,建立统一的双三次参数样条曲面通用工件模型。
The input parametric surfaces are discrete, then we will get new surfaces with bicubic parameter spline function and build uniform workpiece model.
文中利用了两种对非规则边界参数区域进行拟合的方法,对同向双螺杆挤出机四面体间隙进行了拟合,并建立了一种曲面拟合误差测量的新方法;
Two methods were applied to fit surfaces of the tetrahedral gap of an intermeshing co-rotating twin-screw extruder. The surfaces are irregular border's parameter domain.
采用响应面法建立了表示比吸能随材料参数而变化的曲面,和高次多项式拟合时的相对误差曲线。
Then the response surface method(RSM) is utilized to establish the response surfaces or curve of SEA vs. material parameters and the curves of relative error in high-order polynomial fitting.
将三维离散数据点集拟合为空间参数曲面,在此参数曲面上规划五轴激光加工的等距轨迹。
A parameterized spatial surface has been constructed from3 dimensional scattered data, and upon it the5 axis trace for laser processing can be laid out.
将三维离散数据点集拟合为空间参数曲面,在此参数曲面上规划五轴激光加工的等距轨迹。
A parameterized spatial surface has been constructed from3 dimensional scattered data, and upon it the5 axis trace for laser processing can be laid out.
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