FEEDFORWARD

作品数：119被引量：175H指数：6
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An Improved Feedforward Control Strategy to Promote the Rapidity of PMSM Servo System and Reduce Overshoot Oscillation
《CES Transactions on Electrical Machines and Systems》2025年第1期100-109,共10页Wentao Zhang Yan Zhang Yongxiang Xu Jibin Zou 
supported in part by the National Natural Science Foundation of China under Project No.52207043。
Under the condition of large inertia load,the stability of the servo system is more sensitive to the response speed and more likely to produce overshoot oscillations.In order to realize the requirements of high-precis...
关键词：Feedforward control Overshoot impulse Permanent magnet synchronous motor PD iterative control 
Application of feedforward and recurrent neural networks for model-based control systems
《Control Theory and Technology》2025年第1期91-104,共14页Marek Krok Wojciech P.Hunek Szymon Mielczarek Filip Buchwald Adam Kolender 
In this paper,a new study concerning the usage of artificial neural networks in the control application is given.It is shown,that the data gathered during proper operation of a given control plant can be used in the l...
关键词：Predictive control Linear-quadratic control Inverse problems Feedforward network Recurrent neural network OPTIMIZATION 
Predictor-based sampled-data output-feedback control for feedforward nonlinear time-delay systems
《Control Theory and Technology》2025年第1期105-117,共13页Wenjie Zhang Weihao Pan Xianfu Zhang Qingrong Liu 
supported by the Autonomous Innovation Team Foundation for“20 Items of the New University”of Jinan City(202228087);the National Natural Science Foundation of China(62073190).
This paper studies global stabilization via predictor-based sampled-data output feedback for a class of feedforward nonlinear time-delay systems.Note that the traditional sampled-data observer via zero-order holder ma...
关键词：Feedforward nonlinear systems Time delay Predictor-based observer Sampled-data output-feedback controller 
High-precision tip positioning composite feedforward control of linear colocated motion systems with Bi-Loop iterative feedforward tuning
《Science China(Technological Sciences)》2025年第2期153-166,共14页Junyu HU Yourui TAO Shanhu LI Xu HAN 
supported by the National Natural Science Foundation Regional Innovation and Development Joint Fund Integrated Project(Grant No.U23A6017);the Central Guidance on Local Science and Technology Development Fund of Hebei Province(Grant No.226Z1805G).
To enhance the tip positioning accuracy and robustness against disturbances of linear colocated motion systems,a novel composite feedforward(COMFF)control with Bi-Loop iterative feedforward tuning(IFFT)is proposed.The...
关键词：composite feedforward(COMFF)control Bi-Loop iterative feedforward tuning(Bi-Loop IFFT) colocated motion systems nonlinear friction flexible load 
A Hierarchical Control Scheme for Active Power-assist Lower-limb Exoskeletons
《Journal of Bionic Engineering》2024年第5期2184-2198,共15页Jing Deng Wenzheng Jiang Haibo Gao Yapeng Shi Mantian Li 
supported by the China Postdoctoral Science Foundation(No.2020M672823);National Natural Science Foundation of China National Natural Science Foundation of China(No.52305072,U2013602);Natural Science Foundation of Hebei Province of China(No.E2022203095);Shenzhen Science and Technology Program(No.JSGG20201102152602007);Shenzhen Science and Technology Research and Development Foundation(No.JCYJ20190813171009236);Basic Scientific Research of Technology(No.JCKY2020603C009).
Effectively controlling active power-assist lower-limb exoskeletons in a human-in-the-loop manner poses a substantial chal-lenge,demanding an approach that ensures wearer autonomy while seamlessly adapting to diverse ...
关键词：Hierarchical control Active power-assist Exoskeleton robots Dynamics feedforward Force distribution Feedback compensation 
Hybrid Nonlinear Model Predictive Motion Control of a Heavy-duty Bionic Caterpillar-like Robot
《Journal of Bionic Engineering》2024年第5期2232-2246,共15页Dongyi Li Kun Lu Yong Cheng Huapeng Wu Heikki Handroos Songzhu Yang Yu Zhang Hongtao Pan 
supported by Comprehensive Research Facility for Fusion Technology Program of China under Contract No.2018-000052-73-01-001228;the China Scholarship Council with No.202206340050;National Natural Science Foundation of China with Grant No.11905147.
This paper investigates the motion control of the heavy-duty Bionic Caterpillar-like Robot(BCR)for the maintenance of the China Fusion Engineering Test Reactor(CFETR).Initially,a comprehensive nonlinear mathematical m...
关键词：Nonlinear model predictive control Fuzzy regulator Deep neural network feedforward Heavy-duty bionic caterpillar-like robot 
Research on Anti-Fluctuation Control of Winding Tension System Based on Feedforward Compensation
《Computer Modeling in Engineering & Sciences》2024年第5期1239-1261,共23页Yujie Duan Jianguo Liang Jianglin Liu Haifeng Gao Yinhui Li Jinzhu Zhang Xinyu Wen 
funded by the National Natural Science Foundation of China(Grant Number 52075361);Shanxi Province Science and Technology Major Project(Grant Number 20201102003);Lvliang Science and Technology Guidance Special Key R&D Project(Grant Number 2022XDHZ08);National Natural Science Foundation of China(Grant Number 51905367);Shanxi Natural Science Foundation General Project(Grant Numbers 202103021224271,202203021211201);Shanxi Province Key Research and Development Plan(Grant Number 202102020101013).
In the fiber winding process,strong disturbance,uncertainty,strong coupling,and fiber friction complicate the winding constant tension control.In order to effectively reduce the influence of these problems on the tens...
关键词：Constant tension control anti-fluctuation strategy tension fluctuation observer time-varying parameters fractional-order PID controller feedforward compensate 
Exploring the effect of fingertip aero-haptic feedforward cues in directing eyes-free target acquisition in VR
《虚拟现实与智能硬件（中英文）》2024年第2期113-131,共19页Xiaofei REN Jian HE Teng HAN Songxian LIU Mengfei LV Rui ZHOU 
Background The sense of touch plays a crucial role in interactive behavior within virtual spaces,particularly when visual attention is absent.Although haptic feedback has been widely used to compensate for the lack of...
关键词：Haptic FEEDFORWARD Virtual reality Aero-haptic 
Global output feedback control of feedforward nonlinear time-delay systems with unknown growth rate and unknown measurement sensitivity
《Control Theory and Technology》2024年第1期122-134,共13页Weiyong Yu Keao Gao Hongbing Zhou Qiang Liu 
supported by the fund of Beijing Municipal Commission of Education(Nos.22019821001 and KM202210017001);the Natural Science Foundation of Henan Province(No.222300420253).
This paper discusses the problem of global state regulation via output feedback for a class of feedforward nonlinear time-delay systems with unknown measurement sensitivity. Different from previous works, the nonlinea...
关键词：Adaptive control Dynamic gain controllers Feedforward time-delay systems Measurement sensitivity Output feedback 
Intelligent feedforward gust alleviation based on neural network被引量：1
《Chinese Journal of Aeronautics》2024年第3期116-132,共17页Yitao ZHOU Zhigang WU Chao YANG 
This paper proposes a neural network-based intelligent feedforward gust alleviation framework,which includes a neural network identification model and a neural network controller.A neural network training dataset is f...
关键词：Gust alleviation Intelligent control Feedforward control Neural networks Time-varying aircraft 
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