Results 21 to 30 of about 739,593 (304)

A novel approach for ANFIS modelling based on Grey system theory for thermal error compensation [PDF]

, 2014
The fast and accurate modelling of thermal errors in machining is an important aspect for the implementation of thermal error compensation. This paper presents a novel modelling approach for thermal error compensation on CNC machine tools.
Abdulshahed, Ali, Fletcher, Simon, Longstaff, Andrew P   +2 more
core   +1 more source

Research on ultraprecision turning and profile-error compensation technology for multi-axis linkage [PDF]

Nanotechnology and Precision Engineering
In an ultraprecision turning process for small-diameter optical aspheric workpieces, tool-profile errors induce mid-frequency errors in the workpiece profile, limiting further improvements in precision.
Xipeng Guo, Jiabin Yuan, Wei Shi, Shaohui Yin   +3 more
doaj   +1 more source

Kinematic error modeling and error compensation of desktop 3D printer

Nanotechnology and Precision Engineering, 2018
Desktop 3D printers have revolutionized how designers and makers prototype and manufacture certain products. Highly popular fuse deposition modeling (FDM) desktop printers have enabled a shift to low-cost consumer goods markets, through reduced capital ...
Shane Keaveney, Pat Connolly, Eoin D. O'Cearbhaill   +2 more
doaj   +1 more source

Strategy to Decrease the Angle Measurement Error Introduced by the Use of Circular Grating in Dynamic Torque Calibration

Sensors, 2021
A circular grating angle encoder is a key component in the dynamic torque calibration system. To improve the accuracy of an angle measurement, in this paper, the source of the angle measurement error of the circular grating is analyzed; an eccentricity ...
Yongbin Du, Feng Yuan, Zongze Jiang, Kai Li, Shuiwang Yang, Qingbai Zhang, Yinghui Zhang, Hongliang Zhao, Zhaorui Li, Shunli Wang   +9 more
doaj   +1 more source

Error Model and Compensation of Bell-Shaped Vibratory Gyro

Sensors, 2015
A bell-shaped vibratory angular velocity gyro (BVG), inspired by the Chinese traditional bell, is a type of axisymmetric shell resonator gyroscope. This paper focuses on development of an error model and compensation of the BVG.
Zhong Su, Ning Liu, Qing Li
doaj   +1 more source

Dimensional Error Compensation Based on Data-Driven Sliding Mode Terminal Iterative Learning Control for CNC Batch Grinding

Applied Sciences, 2023
Dimensional error of workpiece is an important index that indicts the grinding accuracy of machine tools. Conventional error compensation strategies focus on modeling one or several error factors for a particular CNC machining type, which are time ...
Tiantian Chen, Xincheng Tian
doaj   +1 more source

Error Compensation Enhanced Day-Ahead Electricity Price Forecasting

Energies, 2022
The evolution of electricity markets has led to increasingly complex energy trading dynamics and the integration of renewable energy sources as well as the influence of several external market factors contributed towards price volatility.
Dimitrios Kontogiannis, Dimitrios Bargiotas, Aspassia Daskalopulu, Athanasios Ioannis Arvanitidis, Lefteri H. Tsoukalas   +4 more
doaj   +1 more source

Active Compensation Technology for the Target Measurement Error of Two-Axis Electro-Optical Measurement Equipment

Sensors
For two-axis electro-optical measurement equipment, there are many error sources in parts manufacturing, assembly, sensors, calibration, and so on, which cause some random errors in the final measurement results of the target.
Lintao Lan, Fangwu Hua, Fang Fang, Wei Jiang   +3 more
doaj   +1 more source

An error compensation controller for milling robots

Vietnam Journal of Mechanics, 2023
This paper presents a method of controlling a serial robot for milling by an inverse kinematic controller combined with an outer PD loop (Inverse Dynamics + PD controller), with calibration and compensation of errors in calculating the cutting forces ...
Phan Bui Khoi, Ha Thanh Hai, Tran Minh Thuy   +2 more
doaj   +1 more source

Machining Error Compensation Based on 3D Surface Model Modified by Measured Accuracy

Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2008
Recently, a demand for precision machining of dies and molds with complex shapes has been increasing. Although CNC machine tools are utilized widely for machining, still machining error compensation is required to meet the increasing demand of machining ...
Go ABE, Masatoshi ARITOSHI, Tomoki TOMITA, Keiichi SHIRASE   +3 more
doaj   +1 more source