Results 81 to 90 of about 227,833 (302)

Current balancing of scalar-controlled induction motors with long imbalanced cables for artificial lift systems

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy
Induction motor current imbalance increases losses, torque ripple and vibrations. Current imbalance is known to appear in artificial lift systems, where motors are driven over long imbalanced cables.
Georgios I. Orfanoudakis   +2 more
doaj   +1 more source

Design and Control of a Cable-Driven Exoskeleton System for Upper-Extremity Rehabilitation

open access: yesIEEE Access
Stroke rehabilitation with the assistance of exoskeleton robots has the potential to facilitate the recovery of motor skills by guiding, supporting, and encouraging movement in the affected limbs. In this work, an upper-extremity exoskeleton actuated by the cable transmission mechanism, was developed for rehabilitation training of stroke patients.
Zhiquan Chen   +5 more
openaire   +2 more sources

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Performance Analysis of Cable-Driven Wrench Applicators

open access: yes
Cable-driven wrench applicators are widely used in robotics due to their lightweight design, large workspace, and ability to exert wrenches. Usually, a subset of wrench components needs to be precisely controlled depending on the application at hand ...
Agrawal S.   +3 more
core   +1 more source

Couplings in parametrically excited inclined cables systems [PDF]

open access: yes, 2008
Cables in stayed bridges are subjected to important dynamic solicitations for which dynamic model are now well established. Due to their design, such structures highlight resonance phenomena and instabilities frequently observed.
Michon, Guilhem   +2 more
core  

A Vision of Collaborative Verification-Driven Engineering of Hybrid Systems

open access: yes, 2013
Hybrid systems with both discrete and continuous dynamics are an important model for real-world physical systems. The key challenge is how to ensure their correct functioning w.r.t. safety requirements.
Stefan Mitsch   +8 more
core   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Towards vision-based control of cable-driven parallel robots

open access: yes, 2011
This paper deals with the vision-based control of cable-driven parallel robots. First, a 3D pose visual servoing is proposed, where the end-effector pose is indirectly measured and used for regulation.
Michelin, Micaël   +4 more
core   +1 more source

IPAnema Silent: A CDPR for Spatial Hearing Experiments

open access: yes, 2023
407418Experiments within the field of applied cognitive psychology examine how humans perceive spatial audio signals emitted by dynamically moving sources.
Lehnertz, Christian Michael   +7 more
core   +1 more source

Stiffness Analysis of Cable-Driven Parallel Robot for UAV Aerial Recovery System

open access: yesActuators
Unmanned Aerial Vehicle (UAV) aerial recovery is a challenging task due to the limited maneuverability of both the transport aircraft and the UAV, making it difficult to establish an effective capture connection in the airflow field. In previous studies,
Jun Wu   +5 more
doaj   +1 more source

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