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A novel acceleration/deceleration control algorithm for high precision feed motion system

  • Xi'an Jiaotong University

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

The feed motion dynamic precision is determined by the properties of the CNC system, the servo control system and the mechanical structure. The Acceleration/Deceleration Control (ADC) in CNC system is widely used to smooth the motion trajectory, so as to reduce transient error caused by vibration. The performance of various ADC algorithms differ significantly, which indicates the importance of developing more effective ADC algorithm. In this paper a novel ADC algorithm called "Asymmetric Double S-shape type Algorithm" is introduced and validated by detailed mathematic deduction, and then its dynamic performance is compared with that of traditional ADC algorithms in both the time domain and frequency domain. The analytical and simulation results demonstrated that, the proposed novel ADC algorithm has notably advantage over the traditional ones in reducing the tracking error in both transient state and steady state, hence is capable of fundamentally improving the feed motion dynamic precision.

源语言英语
主期刊名Dynamics, Control and Uncertainty
出版商American Society of Mechanical Engineers (ASME)
页277-282
页数6
版本PARTS A AND B
ISBN(印刷版)9780791845202
DOI
出版状态已出版 - 2012
活动ASME 2012 International Mechanical Engineering Congress and Exposition, IMECE 2012 - Houston, TX, 美国
期限: 9 11月 2012 → 15 11月 2012

丛书

姓名ASME International Mechanical Engineering Congress and Exposition, Proceedings (IMECE)
编号PARTS A AND B
卷4

会议

会议ASME 2012 International Mechanical Engineering Congress and Exposition, IMECE 2012
国家/地区美国
市Houston, TX
时期9/11/12 → 15/11/12

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