Evaluation error

After signal processing and error evaluation ,the horizontal and vertical straightness errors as well as the straightness error of bore can be measured simultaneously.

为了实现炮管直线度的高精度测量,提出基于激光准直技术和光电探测技术的测量方法,解决了光学系统设计及传感器的精密定位问题,给出了软硬件解决方案,实现了水平和竖直方向直线度的同时测量,同时显示,经直线度误差评定,得出炮管直线度的误差值；经实测,该设备的分辨率可达0。

　This paper analyses the theory and application of cylindricity error evaluation, establishes a kind of programming model for evaluation of cylindricity error, and discusses the minimum conditions criterion.

对圆柱度误差评定理论及应用进行了研究,建立了圆柱度误差评定的规划模型,探讨了误差评定的最小条件判据,提出直接求解规划模型的修正单纯形法,并给出了求解的步骤。

Solutions to heart-shaped loop including the solution to minimal circumscribed heart-shaped loop, maximal inscribed heart-shaped loop and minimal zone heart-shaped loop and the error evaluations of non-perimeters were suggested in detail.

详细介绍了心形线边界的求法 (包括最小外接心形线求法、最大内切心形线求法和最小区域心形线求法等 3种方法 )以及进行不圆度误差评定的方法。

The paper gives the mathematical model of linear error assessment and presents the method to calculate in excel.

本文给出了直线度误差评定的数学模型,提出了用Excel来计算直线度误差,用实例进行了说明。

The development of the error assessment software of helical surfaces is a system engineering, which developed on the relationship among measuring point distribution, measuring point amount and the error, helical surface fitting, models matching, error assessment, software function planning, software tools selection, software compiling and etc.

螺旋曲面误差评定软件研制是一项系统工程,涉及到测点布置方法、测点数量与误差关系、螺旋曲面拟合、重构模型和标准模型匹配、误差评定、软件功能规划、软件工具选择、软件编制等内容。

Application of WENZEL coordinate measuring machine in measuring and error assessing of complex freeform surface of a air channel was introduced, including the precision fitting of the digital model and the air channel and the function of auto-measuring by selecting surface points on the digital model using mouse.

以某具有复杂自由曲面的通道进气口检测为例,介绍了WENZEL三坐标测量机在自由曲面误差评定中的应用(包括被测实物与其三维模型的精确拟合,通过鼠标点取模型上待测元素以实现复杂自由曲面的自动检测等);实验证明了三坐标测量机该功能的高效准确。

According to the characteristics of cylindricity error evaluation, the computation methods of objective functions' mathematic model is established when adopting Minimum Zone Cylinder (MZC), The Least square Cylinder (LSC), Minimum Circumscribed Cylinder (MCC) and Maximum Inscribed Cylinder (MIC) to evaluate cylindricity error in Matlab.

针对圆柱度误差评定的特点,建立了用M atlab实现圆柱度误差最小区域法、最小外接圆柱法和最大内接圆柱法评定时目标函数数学模型的计算方法。

THE MULTITRAIT MULTIRATER APPROACH TO ANALYSING RATING BIASES;

应用多质-多评价者程序对评定误差的分析

Assessing Algorithms and System Research on Form-Position Error

形位误差评定算法及评定系统的研究

The Application of Difference Surface in Deviation Characterization of Face Gear

面齿轮齿面误差评定中差曲面的应用

The research on the measuring round error and the statistical distributing of round error

圆度误差评定方法及圆度误差统计分布的研究

alignment error

安装误差;调准误差;定线误差;校正误差;校直误差

Research on Thin Wall Rotation Profile Error Evaluation;

薄壁回转体廓形误差评定方法的研究

Linear Error Precisely Evaluation Based on Visual Basic Software;

基于Visual Basic软件的直线度误差精确评定

Sphericity Error Evaluation Based on an Improved Particle Swarm Optimization

基于改进粒子群算法的球度误差评定

Study on Accurate and Fleet Algorithm for Flatness Error Evaluation

平面度误差评定的快速精确算法研究

Analyzing Efficiency of Datum Deleting of α-hull in Evaluation of Roundness Error

圆度误差评定中α-壳的删点效率分析

Evaluation Algorithm of Cylindricity Error Based on Coordinate Transformation

基于坐标变换的圆柱度误差评定算法

The Form and Position Error Measurement and Evaluation Based on LabVIEW

LabVIEW在形位误差测量与评定中的应用

A Method of Evaluating Straightness Errors Based on Approximate Convex Hull

基于近似凸壳的直线度误差评定方法

Study on Gear Transmission Based on Error Modeling and Tolerance Accessing;

基于公差建模与误差评定的齿轮传动研究

The Judgment on Unsteady Measurements Occurred in Testing Non-automatic Measuring Indication Error Rate

检定非自动秤示值误差的测量不确定度评定

Evaluation of Uncertainly for Measurement Result of Hydric Jack the Instruction Number

千斤顶示值误差测量结果不确定度评定

Evaluation of Uncertainty for Measurement Result of Indication Errors of Micrometer

千分尺示值误差测量结果的不确定度评定

The Evaluation of Uncertainty of Measurement Results in Regards to the Error of Indication on the Accuracy of the Fuel Dispensers

燃油加油机示值误差测量结果的不确定度评定