Results 21 to 30 of about 66,996 (265)

Design of Joint Controller for Welding Robot and Parameter Optimization

open access: yesChemical Engineering Transactions, 2017
Joint control is the basis for welding robot to complete task space trajectory tracking, and the precision of joint control is directly related to the motion performance and precision of the robot. For the coherent and non- linear dynamic characteristics
Chengxiang Li
doaj   +1 more source

Cascaded Trajectory Tracking Control for Automated Vehicles [PDF]

open access: yes2019 IEEE 90th Vehicular Technology Conference (VTC2019-Fall), 2019
This work deals with the design of a trajectory tracking controller (TTC) for highly automated vehicles. The proposed design follows a modular architecture, composed of an inner velocity loop and an outer trajectory tracking loop. The outer loop, which represents the main focus on this work, is further divided into two parts.
de Castro, Ricardo, Brembeck, Jonathan
openaire   +1 more source

Active Lane-Changing Control of Intelligent Vehicle on Curved Section of Expressway

open access: yesModelling and Simulation in Engineering, 2022
In order to improve the intelligent vehicle lane-changing performance, an active lane-changing control algorithm is proposed considering the changes of road curvature and vehicle speed.
Pengfei Feng   +3 more
doaj   +1 more source

Lateral Trajectory Tracking of Self-Driving Vehicles Based on Sliding Mode and Fractional-Order Proportional-Integral-Derivative Control

open access: yesActuators, 2023
The tracking accuracy and vehicle stability of self-driving trajectory tracking are particularly important. Due to the influence of high-frequency oscillation near the sliding mode surface and the modeling error of the single-point preview model itself ...
Xiqing Zhang   +4 more
doaj   +1 more source

Trajectory Tracking Control for a QUAV With Performance Constraints [PDF]

open access: yesIEEE Access, 2019
In this paper, a trajectory tracking control scheme is developed for a quadrotor unmanned aerial vehicle (QUAV) with unknown inertial moments and unknown interconnections among every attitude subsystem. In this scheme, the overall control system is decoupled into a position subsystem and an attitude subsystem.
Zhenlai Liu, Li Xiong 0009, Wuxi Shi
openaire   +2 more sources

The Analysis of Trajectory Control of Non-holonomic Mobile Robots Based on Internet of Things Target Image Enhancement Technology and Backpropagation Neural Network

open access: yesFrontiers in Neurorobotics, 2021
The trajectory tracking and control of incomplete mobile robots are explored to improve the accuracy of the trajectory tracking of the robot controller. First, the mathematical kinematics model of the non-holonomic mobile robot is studied.
Lanfei Zhao   +4 more
doaj   +1 more source

A Walking Trajectory Tracking Control Based on Uncertainties Estimation for a Drilling Robot for Rockburst Prevention

open access: yesMachines
A walking trajectory tracking control approach for a walking electrohydraulic control system is developed to reduce the walking trajectory tracking deviation and enhance robustness. The model uncertainties are estimated by a designed state observer.
Jinheng Gu   +7 more
doaj   +1 more source

Trajectory tracking method based on the circulation of feasible path planning.

open access: yesPLoS ONE, 2021
The control method is the central point of the unmanned vehicles. As the core system to guarantee the properties of self-decision and trajectory tracking of the unmanned vehicles, a new kind of trajectory tracking method based on the circulation of ...
Yi Yu, Peng Han
doaj   +1 more source

On stability for state-lattice trajectory tracking control

open access: yes2018 Annual American Control Conference (ACC), 2018
In order to guarantee that a self-driving vehicle is behaving as expected, stability of the closed-loop system needs to be rigorously analyzed. The key components for the lowest levels of control in self-driving vehicles are the controlled vehicle, the low-level controller and the local planner.
Oskar Ljungqvist   +2 more
openaire   +3 more sources

Multi algorithm fusion based trajectory tracking control method for parallel food sorting robots

open access: yesShipin yu jixie
Objective: To solve the problems of low control accuracy and poor motion stability in the trajectory tracking control method of parallel food sorting robots.
LI Yunfeng, WANG Cong, LI Yuqin
doaj   +1 more source

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