Results 61 to 70 of about 22,661 (357)

Adaptable Tile‐Based Pneumatic Origami through Structurally Coupled Localized Actuation

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents tile‐based pneumatic origami structures with rigid tiles and flexible fabric creases, achieving adaptable properties including morphing shape, selective multistability, and tunable stiffness. Independently pressurized folding bladders at each crease enable structurally coupled localized actuation of origami structures.
Tiantian Li, Jonathan Luntz, Diann Brei
wiley   +1 more source

Fuzzy Adaptive Consensus Control for Nonlinear Multiagent Systems With Intermittent Actuator Faults

open access: yesIEEE Transactions on Cybernetics, 2021
This article addresses the distributed adaptive fuzzy consensus fault-tolerant control (FTC) problem for a class of nonstrict-feedback nonlinear multiagent systems (NMASs) with intermittent actuator faults.
Wei Wu, Shaocheng Tong
semanticscholar   +1 more source

Multi-agent framework based on smart sensors/actuators for machine tools control and monitoring [PDF]

open access: yes, 2006
Throughout the history, the evolutions of the requirements for manufacturing equipments have depended on the changes in the customers' demands. Among the present trends in the requirements for new manufacturing equipments, there are more flexible and ...
Archimède, Bernard, Desforges, Xavier
core   +3 more sources

Hybrid Auxetic Architectures: Integrating Curvature‐Driven Design for Enhanced Mechanical Tunability and Structural Performance

open access: yesAdvanced Engineering Materials, EarlyView.
Curvature‐tuned auxetic lattices are designed, fabricated, and mechanically characterized to reveal how geometric curvature governs stretchability, stress redistribution, and Poisson's ratio evolution. Photoelastic experiments visualize stress pathways, while hyperelastic simulations quantify deformation mechanics.
Shuvodeep De   +3 more
wiley   +1 more source

Fault-tolerant model predictive control for unmanned surface vehicles

open access: yesSystems Science & Control Engineering
Unmanned surface vehicles (USVs) require robust control systems capable of adeptly compensating for potential faults to ensure operational safety and successful task execution.
Tahiyatul Asfihani   +2 more
doaj   +1 more source

Model-Independent Adaptive Fault-Tolerant Tracking Control for High-Speed Trains with Actuator Saturation

open access: yesApplied Sciences, 2019
This paper investigates the fault-tolerant tracking control problem of high-speed trains (HSTs) subject to unknown model parameters with unavailable uncertainties, unmeasurable additional disturbance, and unpredictable actuator faults constrained by ...
Chuanfang Xu, Xiyou Chen, Lin Wang
doaj   +1 more source

Asynchronous Adaptive Fault-Tolerant Control for Networked Stochastic Unmanned Surface Vehicles with Multiple Types of Actuator Faults

open access: yesComplexity, 2020
This paper aims to design an asynchronous adaptive fault-tolerant controller for the networked stochastic unmanned surface vehicles (NSUSVs) subject to multiple types of actuator faults and external disturbance.
Ai-Min Wang, Jian-Ning Li, Xiao-Bin Xu
doaj   +1 more source

Fault Estimation Method for Nonlinear Time-Delay System Based on Intermediate Observer-Application on Quadrotor Unmanned Aerial Vehicle

open access: yesSensors, 2022
In this paper, the problem of actuator and sensor faults of a quadrotor unmanned aerial vehicle (QUAV) system is studied. In the system fault model, time delay, nonlinear term, and disturbances of QUAV during the flight are considered. A fault estimation
Qingnan Huang   +5 more
doaj   +1 more source

Sensor selection based on principal component analysis for fault detection in wind turbines [PDF]

open access: yes, 2016
Growing interest for improving the reliability of safety-critical structures, such as wind turbines, has led to the advancement of structural health monitoring (SHM).
Pozo Montero, Francesc   +1 more
core  

Damage identification in structural health monitoring: a brief review from its implementation to the Use of data-driven applications [PDF]

open access: yes, 2020
The damage identification process provides relevant information about the current state of a structure under inspection, and it can be approached from two different points of view.
Agis Cherta, David   +4 more
core   +2 more sources

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