The measuring results indicate that the accurate, real time and on line measuring of the roundness error can be realized.
测量结果表明，新的测量方法实现了圆度误差的实时精确在线测量。
This paper discusses the number of sampling points necessary for 'representing the roundness error of a closed curve without distortion.
探讨了应取多少采样点才可不失真地反映连续曲线所具有的圆度值。
The roundness error serves the preparation for setting up the analyzing experiment system for theory research of dynamic measurement precision.
圆度误差值为组建用于动态测量精度理论研究的分析实验系统做准备。
The principle and design process of the system to measure the roundness error using the Lloyd mirror, linear CCD image processing system are described.
论述了系统利用劳埃德镜干涉装置，通过线阵CCD图像处理系统自动测量圆度误差的工作原理及过程设计。
Using harmonic analysis, the roundness error is analysed. A handy analytical method of roundness error is presented. Then the application of FFT is discussed.
本文应用谐波分析法分析了圆度误差，提出了一种圆度误差的简便分析方法，最后讨论了快速富里叶变换的应用。
The testing results indicate that the arithmetic is correct, the interface of the program is visual and the roundness error and diagrammatic view can be shown directly.
测试验证表明，程序算法正确，界面直观形象，可直接显示圆度误差值和误差图形。
In the roundness error measurement of inside sections of the oil film bearing, because of the oil slots and the oil holes, a large amount of invalid data can be brought.
在测量油膜轴承锥套内部圆度误差过程中，由于内表面有许多油槽和油孔，测量过程中产生了大量无效数据。
The least square solution and minimum mean square error(MMSE) solution for roundness error and spindle error was derived by measurement matrix in frequency-domain.
这种方法利用频域测量矩阵直接给出了圆度形状误差和回转误差的最小二乘解或最小均方误差解。
In this paper, the principle of judging the error in roundness by maximum inscribed circle method is presented, this method is of benefit to the inspection and judgement.
本文介绍了用最大内切圆法评定圆度误差的原理。此方法为检验和评定提供了方便。
The structures of virtual roundness error measuring instrument, the data acquisition circuit of single chip microcomputer and the PC data processing software were introduced.
介绍了虚拟圆度误差测量仪的构成、单片机数据采集电路及PC机数据处理软件。
Roundness error is evaluated by minimum region law. The diameter of the holes and the distance between the axes of two holes are calculated and measured by program.
在测量尺寸时，依据图像分割所提取的轮廓，使用自编程序利用最小区域法对圆度误差进行评定，并计算、测量链板的孔径和节距。
The error separation technique of the sphericity is derived from that of the roundness, and analyzed in theoretically, due to the lack of the on-site measurement of the sphericity.
针对球度误差没有实现在位测量的问题，将圆度误差分离技术引伸到球度误差分离技术，并在理论上进行了探讨。
The in-process measurement principle for the spindle rotation error is presented and the roundness and cylindricity on-line measurement and compensatory control system is developed.
提出了实时测量机床主轴回转误差的原理和方法，建立了工件圆度及圆柱度在线测量及补偿控制系统。
Experiment shows that measurements on geometrical size and evaluation on roundness error of the tooth shape chain board by this measurement method are feasible.
实验表明，用该方法对齿形链链板的几何尺寸测量和圆度误差评定是可行的。
A special test gauge for large aperture inner diameter and roundness is designed in this paper, and the gauge error is analyzed by calculating and determining its parameters.
介绍一种大孔径内径和圆度专用检验量具的设计，并通过计算确定该量具的设计参数并对该量具进行误差分析。
The principle of the measuring roundness error system used the equal thickness interference and CCD image-processing system is expatiated.
阐述了利用等厚干涉，通过线阵CCD图像处理系统自动测量圆度误差的测量原理。
Researches are made to find out the active tracing measurement strategy of crankshaft roundness error during non circular grinding process.
研究，以找出有效的跟踪测量曲轴圆度误差的非圆磨削过程中的策略。
This paper makes use of the computerized permutation method in the calculation of roundness error fitting the minimum conditions.
本文利用置换法，按最小条件可求得圆度误差。
This paper explains lapping principle and the small tendency mechanism of ball roundness error. It compares the principle, precision and efficiency of several high-precision lapping methods.
本文论述了研磨原理及球体圆度误差趋小化研磨机理；对现有的各种研磨方式的研磨原理、研磨精度、研磨效率等进行了较为全面的比较。
However, on the other perspective, these results show that the cavity pressure has a dominant effect on the amount of shrinkage and error of roundness that occurs.
然而，在其他的角度来看，这些结果表明，上腔压力的收缩和圆度误差量发生显着效果。
This paper makes use of the computerized permutation method in the calculation of roundness error fitting the minimum conditions.
对圆度误差评定理论及应用进行了探讨 ，构造了圆度误差数学模型 ，利用置换算法按最小条件求得圆度误差 。
The high accuracy measurement system by multi-rolling method can be used to measure the diameter and roundness error of the large diameter.
文中详细介绍了在不使用二次仪表的前提下，基于虚拟仪器技术的大直径高精度测量系统的集成方法；
The high accuracy measurement system by multi-rolling method can be used to measure the diameter and roundness error of the large diameter.
文中详细介绍了在不使用二次仪表的前提下，基于虚拟仪器技术的大直径高精度测量系统的集成方法；
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