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- thermal error modeling and compensation 热误差建模补偿
- Research on Thermal Error Model and Compensation on Four Axes Machining Centers 四轴加工中心热误差建模及补偿技术研究
- Application of Artificial Neural Network Theories in Thermal Error Modeling and Compensation of NC Machine Tools 数控机床热误差补偿的人工神经网络建模及其应用
- Thermal Error Modeling for Five-axis NC Machine Based on Multi-body System Theory 基于多体理论的五坐标数控机床的热误差建模
- thermal error modeling 热误差建模
- Based on error transformation analysis on multi body system, a synthetic model for positioning error which includes geometric error, load error and thermal error is discussed in this paper. 文章在分析多体系统基本变换的基础上,建立了计及几何误差,载荷误差和热变形误差的机床空间综合误差计算模型。
- The thermal error compensation model is modified recursively according to new input data.Since the recursive algorithm no longer uses the former data, the process is very rapid and simple. 它在根据模型得出误差预测值的同时,可不断根据输入的新数据修正补偿模型本身,且在修正运算中由于不重复使用已用的数据而使运算时间极短,可用于在线建模。
- On the basis of hypothesis of first ordered linear error this paper derived the kinematics posture error model of end operator. 摘要基于一阶线性误差假设推导了空间机器人末端操作器运动学位姿误差模型。
- Objective To introduce the basic theory of linear measurement error model and apply it to medical research. 目的介绍线性测量误差模型的基本理论,探讨它在医学研究领域中的应用。
- SINS error model and the Kalman filter are used for realizing precise alignment of the SINS under vibration state. 仿真结果表明,补偿摆动误差后,基本消除车体摆动干扰,得到与静基座粗对准相当的结果;
- A precompensation method of thermal errors in CNC machine tools is presented. 研究了数控机床热误差的预补偿方法。
- Error modeling and sensitivity analysis provides theoretical foundation for optimum design and error compensation of the robotic mechanism. 位姿误差建模及灵敏度分析为该复合机构的优化设计和误差补偿提供了理论基础。
- The error model of system is set up, the precision and velocity of the aligning scheme is further researched. 建立了系统的误差模型,深入研究了该对准方案的精度和速度,并与传统的卡尔曼滤波器进行仿真比较。
- There exist some error modeling methods, but each has its range of application, and is often inconvenient to apply in practice. 虽然目前已有了一些误差建模方法,但都各有其适用范围,很难去理解和掌握。
- Example verified that linear measurement error model can fit data with great measurement error and can give fine results. 线性测量误差模型能够在很大程度上解决由测量误差带来的问题,针对具体问题拟合恰当的线性测量误差模型,可以得到合理的结果。
- The empirical results show that Fractionally integrated GARCH with GED error model performs the best in estimating five percent VaR. 实证结果表明在估计95%25置信度下的VaR值时基于GED分布的FIGARCH(1,d,1)模型表现最佳。
- K.C. Fan and L.Z. Meng (2000.07), "A Fast and Low-cost Machine Tool Thermal Error Compensation System for Industrial Use," Proc. of the 33rd Int. MATADOR Conference, UMIST, England. 范光照、邱亦钧(1999.;12);"国产平面磨床热变形量测与补偿;"中国机械工程学会第十六届学术研讨会论文集
- Converting a nonlinear problem to a linear one by m eans of theleast square fit method,it is presented a nonlinear error modeling m ethod based on the measuring data. 利用最小二乘技术识别模型参数,将非线性问题作线性化处理,提出了一种基于测量数据反演非线性误差模型的建模方法。
- Abstract: Based on an inertial navigation platform drift error model, the modeling and linearizing process of a class of nonlinear system is studied in this paper. 文摘:以惯性导航平台漂移误差模型为例,研究了一类非线性系统仿真模型的建立及其线性化的过程。
- Obviously, the novel thermal errors measurement method based on the use of DBB is more efficient and effective compared to traditional measurement systerms. 本文的研究工作,拓展了球杆仪的应用范围,并且,应用球杆仪检测机床误差,尤其是对机床热误差的检测,相对传统测量方法,该方法操作简易,数据处理快捷方便。