TRAJECTORY

作品数：739被引量：1490H指数：13
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相关领域：自动化与计算机技术更多>>
相关作者：左绿水姚海琳朱灏胡平杰王昶更多>>
相关机构：东南大学温州医科大学中国科学技术大学中南大学更多>>
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相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家教育部博士点基金更多>>
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Material Removal Uniformity in Water Dissolution Ultraprecision Continuous Polishing for Large-Size Water-Soluble Crystals
《Chinese Journal of Mechanical Engineering》2024年第6期147-161,共15页Zhipeng Cheng Ziyuan Liu Dongming Guo Qiao Xu Hang Gao 
Supported by National Key Research and Development Program of China(Grant No.2023YFB4603602);High-Quality Development Project(Grant No.TC220H05S-007)。
Water dissolution ultraprecision continuous polishing is a nontraditional machining method specifically designed for water-soluble crystals.The aim of this study is primarily to reduce the surface roughness for small ...
关键词：Water-soluble crystals Material removal Trajectory density nonuniformity Surface quality 
Multi-objective Trajectory Planning Method based on the Improved Elitist Non-dominated Sorting Genetic Algorithm被引量：2
《Chinese Journal of Mechanical Engineering》2022年第1期70-84,共15页Zesheng Wang Yanbiao Li Kun Shuai Wentao Zhu Bo Chen Ke Chen 
Supported by the Zhejiang Provincial Natural Science Foundation for Distinguished Young Scientists(Grant No.LR18E050003);the National Natural Science Foundation of China(Grant Nos.51975523,51905481);Natural Science Foundation of Zhejiang Province(Grant No.LY22E050012);the Students in Zhejiang Province Science and Technology Innovation Plan(Xinmiao Talents Program)(Grant No.2020R403054);the China Postdoctoral Science Foundation(Grant No.2020M671784)。
Robot manipulators perform a point-point task under kinematic and dynamic constraints.Due to multi-degreeof-freedom coupling characteristics,it is difficult to find a better desired trajectory.In this paper,a multi-ob...
关键词：Hybrid manipulator Bezier curve Improved optimization algorithm Trajectory planning Multi-objective optimization 
Development and Analysis of a Closed-Chain Wheel-Leg Mobile Platform被引量：2
《Chinese Journal of Mechanical Engineering》2020年第5期62-74,共13页Chaoran Wei Yanan Yao Jianxu Wu Ran Liu 
Supported by National Natural Science Foundation of China(Grant No.51735009).
Current research concerning legged platforms and wheeled platforms primarily focuses on terrain adaptive capability and speed capability,respectively.Compared with wheeled platforms,legged platforms with a closed-chai...
关键词：Wheel-leg mobile platform Closed-chain leg mechanism High-knee trajectory Obstacle-surmounting probability 
Modeling and Configuration Design of Electromagnetic Actuation Coil for a Magnetically Controlled Microrobot被引量：4
《Chinese Journal of Mechanical Engineering》2019年第4期13-25,共13页Xiaolong Jing Weizhong Guo 
Supported by Aerospace Research Project(Grant No.040102)
Non-contact actuated microbeads have attracted a lot of attention in recent years because of its enormous potential in medical, biological, and industrial applications. Researchers have proposed a multitude of electro...
关键词：Micro-robot/particle COIL configuration design and optimization Electromagnetic ACTUATION TRAJECTORY tracking 
Trajectory Tracking of Autonomous Vehicle with the Fusion of DYC and Longitudinal–Lateral Control被引量：19
《Chinese Journal of Mechanical Engineering》2019年第1期212-227,共16页Fen Lin Yaowen Zhang Youqun Zhao Guodong Yin Huiqi Zhang Kaizheng Wang 
Supported by National Natural Science Foundation of China(Grant Nos.51575103,11672127,U1664258);Fundamental Research Funds for the Central Universities of China(Grant No.NT2018002);China Postdoctoral Science Foundation(Grant Nos.2017T100365,2016M601799);the Fundation of Graduate Innovation Center in NUAA(Grant No.k j20180207)
The current research of autonomous vehicle motion control mainly focuses on trajectory tracking and velocity tracking. However, numerous studies deal with trajectory tracking and velocity tracking separately, and the ...
关键词：Autonomous vehicle TRAJECTORY tracking Direct yaw MOMENT control(DYC) Model predictive CONTROL (MPC) Longitudinal–lateral CONTROL 
Pre-Compensation for Continuous-Path Running Trajectory Error in High-Speed Machining of Parts with Varied Curvature Features被引量：2
《Chinese Journal of Mechanical Engineering》2017年第1期37-45,共9页JIA Zhenyuan SONG Dening MA Jianwei GAO Yuanyuan 
Supported by National Natural Science Foundation of China(Grant Nos.51575087,51205041);Science Fund for Creative Research Groups(Grant No.51321004);Basic Research Foundation of Key Laboratory of Liaoning Educational Committee,China(Grant No.LZ2014003);Research Project of Ministry of Education of China(Grant No.113018A)
Parts with varied curvature features play increasingly critical roles in engineering, and are often machined under high-speed continuous-path running mode to ensure the machining efficiency. However, the continuous-pa...
关键词：trajectory error dynamic error pre-compensation continuous-path running high-feed-speed machining parts with varied curvature features 
Springback Prediction and Optimization of Variable Stretch Force Trajectory in Three-dimensional Stretch Bending Process被引量：6
《Chinese Journal of Mechanical Engineering》2015年第6期1132-1140,共9页TENG Fei ZHANG Wanxi LIANG Jicai GAO Song 
Supported by National Technical Innovation Foundation of China(Grant No.Jilin Province 350)
Most of the existing studies use constant force to reduce springback while researching stretch force. However, variable stretch force can reduce springback more efficiently. The current research on springback predicti...
关键词：springback prediction support vector regression（SVR） response surface particle swarm optimization（PSO） 
Wear Analysis of Disc Cutters of Full Face Rock Tunnel Boring Machine被引量：19
《Chinese Journal of Mechanical Engineering》2014年第6期1294-1300,共7页ZHANG Zhaohuang MENG Liang SUN Fei 
Supported by National Natural Science Foundation of China (Grant No.51075147);National Hi-tech Research and Development Program of China (863 Program,Grant No.2012AA041803)
Wear is a major factor of disc cutters’ failure. No current theory offers a standard for the prediction of disc cutter wear yet. In the field the wear prediction method commonly used is based on the excavation length...
关键词：full face rock tunnel boring machine disc cutter radial wear coefficient axial wear coefficient trajectory wear coefficient 
Adaptive Robust Tracking Control of Pressure Trajectory Based on Kalman Filter被引量：7
《Chinese Journal of Mechanical Engineering》2009年第3期433-439,共7页CAO Jian ZHU Xiaocong TAO Guoliang YAO Bin 
supported by National Natural Science Foundation of China (Grant No. 50775200)
When adaptive robust control（ARC） strategy based on backstepping design is applied in pneumatic servo control, accurate pressure tracking in motion is especially necessary for both force and position trajectories tr...
关键词：pneumatic servo control adaptive robust control Kalman filter orifice area 
REVERSE DESIGN APPROACH FOR MECHANISM TRAJECTORY BASED ON CODE-CHAINS MATCHING被引量：2
《Chinese Journal of Mechanical Engineering》2007年第3期86-90,共5页ZHANG Shuyou YI Guodong XU Xiaofeng 
This project is supported by National Hi-tech Research and Development Program of China (863 Program, No. 2006AA04Z114);Research Fund for the Doctoral Program of Higher Education, China (No. 20040335060);Provincial Scientific Personnel Educational Foundation of Zhejiang, China (No. R603240).
Aiming at the problem of reverse-design of mechanism, a method based on the matching of trajectory code-chains is presented. The motion trajectory of mechanism is described with code-chain, which is normalized to simp...
关键词：TRAJECTORY Code-chain Similarity matching Reverse-design 
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