Results 1 to 10 of about 1,700 (191)

Comparison of Energy Prediction Algorithms for Differential and Skid-Steer Drive Mobile Robots on Different Ground Surfaces

open access: yesEnergies, 2021
A detailed literature analysis depicts that artificial neural networks are rarely used for the power consumption estimation in the mobile robotics field. Instead, researchers prefer to develop analytical models of investigated robots.
Krystian Góra   +3 more
doaj   +3 more sources

Terrain Awareness Using a Tracked Skid-Steering Vehicle With Passive Independent Suspensions [PDF]

open access: yesFrontiers in Robotics and AI, 2019
This paper presents a novel approach for terrain characterization based on a tracked skid-steer vehicle with a passive independent suspensions system.
Rocco Galati, Giulio Reina
doaj   +2 more sources

Analysis of Tread ICRs for Wheeled Skid-Steer Vehicles on Inclined Terrain

open access: yesIEEE Access, 2023
The instantaneous centers of rotation (ICRs) for the two treads of skid-steer vehicles moving with low inertia on hard horizontal terrain almost remain with constant local coordinates, which allows to establish an equivalence with differential-drive ...
Jorge L. Martinez   +3 more
doaj   +3 more sources

Optimization of traction power conservation and energy efficiency in agricultural mobile robots using the TECS algorithm [PDF]

open access: yesScientific Reports
This study proposes a new control algorithm based on the optimization of the conservation of traction power and efficient use of energy, which is adaptable to changing the tillage conditions.
Yavuz Bahadır Koca   +2 more
doaj   +2 more sources

Adaptive control of a skid-steer mobile robot with uncertain cornering stiffness

open access: yesMechanical Engineering Journal, 2015
This paper presents an adaptive controller for a position tracking problem of a skid-steer mobile robot. First, a non-adaptive control law is designed by the backstepping method, where the reference signals are generated by a non-holonomically ...
Makoto YOKOYAMA   +2 more
doaj   +3 more sources

Performance-Oriented Coordinated Adaptive Robust Control for Four-Wheel Independently Driven Skid Steer Mobile Robot

open access: yesIEEE Access, 2017
Four-wheel independently driven skid-steered mobile robots are widely used in the fields of industrial automation and outdoor exploration. In most of existing controllers of skid-steered mobile robots, the wheel velocities are controlled independently to
Jianfeng Liao, Zheng Chen, Bin Yao
doaj   +3 more sources

Backstepping-Based Nonsingular Terminal Sliding Mode Control for Finite-Time Trajectory Tracking of a Skid-Steer Mobile Robot

open access: yesRobotics
Skid-steer mobile robots (SSMRs) are ubiquitous in indoor and outdoor applications. Their accurate trajectory tracking control is quite challenging due to the uncertainties arising from the complex behavior of frictional force, external disturbances, and
Mulugeta Debebe Teji   +2 more
doaj   +3 more sources

Infrastructure-Aided Localization and State Estimation for Autonomous Mobile Robots

open access: yesRobotics, 2022
A slip-aware localization framework is proposed for mobile robots experiencing wheel slip in dynamic environments. The framework fuses infrastructure-aided visual tracking data (via fisheye lenses) and proprioceptive sensory data from a skid-steer mobile
Daniel Flögel   +2 more
doaj   +1 more source

Trajectory Tracking Control of a Skid-Steer Mobile Robot Based on Nonlinear Model Predictive Control with a Hydraulic Motor Velocity Mapping

open access: yesApplied Sciences, 2023
In this study, we address the trajectory tracking control problem of a hydraulic-driven skid-steer mobile robot. A hierarchical control strategy is proposed to simultaneously consider the robot’s position control and the velocity control of the hydraulic
Jian Wang   +5 more
doaj   +1 more source

Mejoramiento de la navegabilidad de un robot móvil considerando el consumo energético de su brazo

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2022
Este artículo describe el desarrollo de una estrategia para mejorar la navegabilidad de un robot móvil Skid Steer cuando se desplaza sobre superficies inclinadas, utilizando su brazo mientras consume la menor cantidad de energía.
Jesús M.   +2 more
doaj   +1 more source

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