Results 11 to 20 of about 283 (166)

Bioinspired Intelligent Soft Robotics: From Multidisciplinary Integration to Next-Generation Intelligence. [PDF]

open access: yesAdv Sci (Weinh)
Soft robotics, featuring intrinsic compliance and biomimetic adaptability, emerges as transformative in next‐generation intelligent systems. This review outlines how advancements in four foundational domains—actuation, materials, manufacturing, and control—drive the evolution of bioinspired intelligent soft robotics, poised to redefine the boundaries ...
Wang X   +7 more
europepmc   +2 more sources

Bioinspired Mechanisms and Actuation of Soft Robotic Crawlers. [PDF]

open access: yesAdv Sci (Weinh)
Researchers have been developing soft materials and robotic crawlers inspired by soft‐bodied animals to mimic effective crawling in complex environments. This review explores the state‐of‐the‐art in soft crawlers, highlighting the interaction between materials, crawling mechanisms, actuation, and applications. The review concludes by providing insights
Pan M   +6 more
europepmc   +2 more sources

Numerical Simulation for Redundant Electro-Hydrostatic Servo-Actuators under Certain Special Conditions

open access: yesEnergies, 2022
This work presents some numerical simulations, performed using AMESim software, for a system composed by two redundant servo-actuators. Certain operating conditions are taken into account for these two electro-hydrostatic servo-actuators, which are ...
Liviu Dinca   +4 more
doaj   +1 more source

Novel Concept for Electro-Hydrostatic Actuators for Motion Control of Hydraulic Manipulators

open access: yesEnergies, 2021
Self-contained hydraulic cylinders have gained popularity in the recent years but have not been implemented for high power articulated hydraulic manipulators.
Konrad Johan Jensen   +2 more
doaj   +1 more source

A Preliminary Design Method of High-Power Electro-Hydrostatic Actuators Considering Design Robustness

open access: yesActuators, 2022
Electro-hydrostatic actuators (EHAs) are expanding their application fields due to their combined advantages of electric and hydraulic actuation.
Tuanhui Guo   +3 more
doaj   +1 more source

Qualitative and quantitative analysis of the reliability of NPC and ANPC power converters for aeronautical applications

open access: yesAlexandria Engineering Journal, 2022
In more electrical aircraft, most flight control wing surface actuators are either electro-hydrostatic or electro-mechanical, whether in manual or autopilot mode.
Reda Dermouche   +5 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

A Model - Based Jamming Detection Method for Electro-Hydrostatic Actuators

open access: yesHittite Journal of Science and Engineering, 2020
A n anomaly or a fault, which may be treated as insignificant in a complicated engineering system, like an electro–hydraulic flight control actuator, can cause considerable performance degradation and deteriorating effects or even worse it may end up ...
Emre Murat Poyraz   +2 more
doaj   +1 more source

Extended Sliding Mode Observer-Based Output Feedback Control for Motion Tracking of Electro-Hydrostatic Actuators

open access: yesMathematics, 2023
This paper develops a novel output feedback control scheme for the motion-tracking problem of an electro-hydrostatic actuator (EHA) in the presence of model uncertainties and external disturbances.
Manh Hung Nguyen, Kyoung Kwan Ahn
doaj   +1 more source

Force Tracking Impedance Control of Hydraulic Series Elastic Actuators Interacting with Unknown Environment

open access: yesMathematics, 2022
Force tracking control for hydraulic series elastic actuators (SEAs) is the demand in robots interacting with the surrounding world. However, the inherent nonlinearities and uncertainties of the hydraulic system, as well as the unknown environment, make ...
Yong Nie   +5 more
doaj   +1 more source

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