Results 81 to 90 of about 3,275 (306)

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

THE INFLUENCE OF A VARIABLE FRICTION COEFFICIENT ON THE DYNAMIC BEHAVIOR OF A BLADE WITH A FRICTION DAMPER

open access: yes, 2010
[[abstract]]The friction damper has been used widely to reduce the resonant vibration of blades. In the past, it has usually been assumed that the friction coefficient of the damper is constant.
WANG, JH;SHIEH, WL
core   +1 more source

Compliant Pneumatic Feet with Real‐Time Stiffness Adaptation for Humanoid Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
A compliant pneumatic foot with real‐time variable stiffness enables humanoid robots to adapt to changing terrains. Using onboard vision and pressure control, the foot modulates stiffness within each gait cycle, reducing impact forces and improving balance. The design, cast in soft silicone with embedded air chambers and Kevlar wrapping, offers durable,
Irene Frizza   +3 more
wiley   +1 more source

The efficiency of vibration reduction of Triple Friction Pendulum together with Magneto Rheological damper connected adjacent buildings under earthquake

open access: yesTạp chí Khoa học Đại học Mở Thành phố Hồ Chí Minh - Kỹ thuật và Công nghệ, 2014
This paper studies the efficiency of vibration reduction of Triple Friction Pendulum (TFP) at the bottom of column combine with Magneto-Rheological (MR) damper between two structures due to ground motion in earthquake. The MR damper is modelled
Phạm Đình Trung   +2 more
doaj  

Friction Damper-Based Passive Vibration Control Assessment for Seismically-Excited Buildings Through Comparison With Active Control: A Case Study

open access: yesIEEE Access, 2019
In this paper, (i) we present a novel approach for easily developing mechanical models of buildings integrated with friction dampers to simplify their numerical simulation, and (ii) using the developed approach, friction damper-based passive control and ...
Ercan Atam
doaj   +1 more source

Seismic Performance Evaluation of Building-Damper System under Near-Fault Earthquake

open access: yesShock and Vibration, 2020
The building-damper system designed by a seismic code is usually considered to be able to withstand the attack of strong earthquakes. However, near-fault earthquakes, especially those with the forward-directivity effect, might cause early and unexpected ...
Xiaoli Wu   +5 more
doaj   +1 more source

Analysis of Glass Gatherer Robot's Vibration Damping Using the Original and Modified Design of the Friction Damper

open access: yesJournal of Machine Engineering, 2020
This paper presents the results of tests carried out on the glass robot’s lance equipped with a prototype friction damper. Two ways of mounting the damper (the original design and the modified design) are described.
Marek Stembalski   +4 more
doaj   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

A Study of a Hardening Type Friction Damper

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 2007
In this paper, a friction damper that has resisting force characteristics of hardening type and returning to the original position was proposed. The friction damper is composed of stacked two sets of V-shaped links, coil springs, brake shoes, a load column, outside and inside frames.
WAKABAYASHI, Nobuhiro   +2 more
openaire   +1 more source

Learning‐Based Soft Robotic Grasping: Recent Progress and Remaining Challenges

open access: yesAdvanced Robotics Research, EarlyView.
This review analyzes learning‐based soft robotic grasping from a pipeline‐oriented perspective, encompassing soft gripper design, multimodal sensing, and learning‐based planning and control. It surveys key neural network architectures and benchmark datasets and identifies critical challenges such as sim‐to‐real transfer, generalization, and continual ...
Arnab Majumder   +3 more
wiley   +1 more source

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