Results 61 to 70 of about 1,926 (224)

A Reinforcement Learning‐Based Nonlinear Trajectory Tracking Control Strategy for Space Flexible Manipulator With LuGre Friction Compensation

open access: yesIET Cyber-Systems and Robotics, Volume 8, Issue 1, January/December 2026.
ABSTRACT High‐precision trajectory tracking control of space flexible manipulator represents a significant research focus of contemporary research and poses great challenges in both academia and engineering. To address the issue of low control precision in space flexible manipulator, which arises from highly nonlinear dynamics in complex spacecraft ...
Yongquan Li   +4 more
wiley   +1 more source

New approach of friction model and identification for hydraulic system based on MAPSO-NMDS optimization Elman neural network

open access: yesAdvances in Mechanical Engineering, 2017
Hydraulic system smoothness is critical to product quality and position tracking. However, the nonlinear friction is an important factor causing unstable phenomenon of the hydraulic system when at low speed.
Yang Pan   +3 more
doaj   +1 more source

Planar Friction Modeling With LuGre Dynamics and Limit Surfaces

open access: yesIEEE Transactions on Robotics
Accepted ...
Gabriel Arslan Waltersson   +1 more
openaire   +2 more sources

Online Cyber‐Physical Neural Network Model for Real‐Time Hybrid Simulation

open access: yesEarthquake Engineering &Structural Dynamics, Volume 54, Issue 13, Page 3457-3474, 25 October 2025.
ABSTRACT Real‐time hybrid simulation (RTHS) is an experimental testing methodology that divides a structural system into an analytical and an experimental substructure. The analytical substructure is modeled numerically, and the experimental substructure is modeled physically in the laboratory. The two substructures are kinematically linked together at
Faisal Nissar Malik   +3 more
wiley   +1 more source

Smart Traction Control Systems for Electric Vehicles Using Acoustic Road-type Estimation

open access: yes, 2019
The application of traction control systems (TCS) for electric vehicles (EV) has great potential due to easy implementation of torque control with direct-drive motors. However, the control system usually requires road-tire friction and slip-ratio values,
Boyraz, Pinar, Dogan, Daghan
core   +1 more source

Characterization and modeling of a new magnetorheological damper with meandering type valve using neuro-fuzzy [PDF]

open access: yes, 2017
This paper presents the characterization and hysteresis modeling of magnetorheological (MR) damper with meandering type valve. The meandering type MR valve, which employs the combination of multiple annular and radial flow passages, has been introduced ...
Bahiuddin, I.   +4 more
core   +2 more sources

A Hybrid Parameters Estimation Approach for Power Consumption Modeling of Ground Mobile Robots With Unknown Payload

open access: yesJournal of Field Robotics, Volume 42, Issue 5, Page 1840-1860, August 2025.
ABSTRACT Typically, batteries are the main power source for mobile robots, and the practical constraints in carrying them pose challenges in achieving efficiency, autonomy, and safety objectives in robotic missions. Moreover, dealing with battery degradation requires a precise understanding of energy consumers' behavior in the system.
Parham Haji Ali Mohamadi   +3 more
wiley   +1 more source

Extended State Observer‐Based Motion Control of Robot Manipulators in Presence of Uncertainties and Disturbances

open access: yesIET Control Theory &Applications, Volume 19, Issue 1, January/December 2025.
Robotic manipulators are complex mechanical systems that exhibit highly nonlinear dynamics and subject to various forms of disturbances such as friction, external forces and other unmodelled dynamics. A novel extended state observer‐based control scheme is introduced to enhance motion control performances of robot manipulators in presence of modelling ...
Muhammet Umut Danis   +1 more
wiley   +1 more source

Machine Learning-Based Dynamic Modeling of Ball Joint Friction for Real-Time Applications

open access: yesLubricants
Ball joints are components of the vehicle axle, and their friction characteristics must be considered when evaluating vibration behavior and ride comfort in driving simulator-based simulations.
Kai Pfitzer   +4 more
doaj   +1 more source

Refined Modeling Method and Analysis of an Electromagnetic Direct-Drive Hydrostatic Actuation System

open access: yesActuators, 2022
The hydrostatic actuation system based on linear actuators improves the complex piston force and long transmission path of the traditional electro-hydrostatic actuator (EHA).
Jiayu Lu   +5 more
doaj   +1 more source

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