Results 51 to 60 of about 18,486 (265)

Dynamic Control of Mobile Multirobot Systems: The Cluster Space Formulation [PDF]

open access: yes, 2014
The formation control technique called cluster space control promotes simplified specification and monitoring of the motion of mobile multirobot systems of limited size.
Kitts, Christopher, Mas, Ignacio Agustin
core   +1 more source

Superionic Amorphous Li2ZrCl6 and Li2HfCl6

open access: yesAdvanced Materials, EarlyView.
Amorphous Li2HfCl6 and L2ZrCl6 are shown to be promising solid‐state electrolytes with predicted ionic conductivities >20 mS·cm−1. Molecular dynamics simulations with machine‐learning force fields reveal that anion vibrations and flexible MCl6 octahedra soften the Li coordination cage and enhance mobility. Correlation between Li‐ion diffusivity and the
Shukai Yao, De‐en Jiang
wiley   +1 more source

The WL_PCR: A Planning for Ground-to-Pole Transition of Wheeled-Legged Pole-Climbing Robots

open access: yesRobotics, 2021
Hybrid mobile robots with two motion modes of a wheeled vehicle and truss structure with the ability to climb poles have significant flexibility. The motion planning of this kind of robot on a pole has been widely studied, but few studies have focused on
Yankai Wang   +3 more
doaj   +1 more source

A layered fuzzy logic controller for nonholonomic car-like robot [PDF]

open access: yes, 2006
A system for real time navigation of a nonholonomic car-like robot in a dynamic environment consists of two layers is described: a Sugeno-type fuzzy motion planner; and a modified proportional navigation based fuzzy controller.
El-Khatib, M.M., Hamilton, D.J.
core   +1 more source

Calibrating a 4-wheel mobile robot

open access: yesIEEE/RSJ International Conference on Intelligent Robots and System, 2003
When a mobile robot is constructed the odometry must be calibrated. Calibrating a 4-wheel robot requires the accurate measurement of steering angle as well as translation and rotation. Some measurements are made with a tape measure and some with ultrasonic sensors. The measurements are used to determine the parameters of the odometry calibration matrix
P.J. McKerrow, D. Ratner
openaire   +2 more sources

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

Performance comparison of consensus protocol and l-&phi approach for formation control of multiple nonholonomic wheeled mobile robots

open access: yesJournal of Mechatronics, Electrical Power, and Vehicular Technology, 2017
This paper investigates formation control of multiple nonholonomic differential drive wheeled mobile robots (WMRs). Assume the communication between the mobile robots is possible where the leader mobile robot can share its state values to the follower ...
Ali Alouache, Qinghe Wu
doaj   +1 more source

Design of Wheeled Mobile Robot with Tri-Star Wheel as Rescue Robot

open access: yesInternational Journal on Smart Material and Mechatronics, 2014
This study aims to design, and analyze a mobile robot that can handle some of the obstacles, they are uneven surfaces, slopes, can also climb stairs. WMR in this study is Tristar wheel that is containing three wheels for each set. On average surface only two wheels in contact with the surface, if there is an uneven surface or obstacle then the third ...
Rafiuddin Syam   +2 more
openaire   +3 more sources

Multiobjective Codesign Optimization of a Planar Pneumatic Artificial Muscle‐Based Snake‐Like Robot for Enhanced Agility and Energy Efficiency

open access: yesAdvanced Robotics Research, EarlyView.
A codesign multiobjective optimization framework was developed to enhance the morphology and controller of a snake‐like robot driven by artificial muscles. It improved planar locomotion, agility, and power efficiency. The approach optimized link geometry and controller gains, revealing that shorter muscles near joints and longer linkages maximize ...
Ayla Valles, Mahdi Haghshenas‐Jaryani
wiley   +1 more source

Trajectory Tracking Control for a Wheeled Mobile Robot Using Fractional Order PIaDb Controller

open access: yesAl-Khawarizmi Engineering Journal, 2014
Nowadays, Wheeled Mobile Robots (WMRs) have found many applications as industry, transportation, inspection, and other fields. Therefore, the trajectory tracking control of the nonholonomic wheeled mobile robots have an important problem. This work focus
Salah M. Swadi   +2 more
doaj   +2 more sources

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