Results 11 to 20 of about 146,662 (308)

Suppression of Friction by Mechanical Vibrations [PDF]

open access: yesPhysical Review Letters, 2009
4 pages 5 ...
Capozza R   +3 more
openaire   +5 more sources

Strategies for increasing the operating frequency range of vibration energy harvesters: a review [PDF]

open access: yes, 2010
This paper reviews possible strategies to increase the operational frequency range of vibration-based micro-generators. Most vibration-based micro-generators are spring-mass-damper systems which generate maximum power when the resonant frequency of the ...
Beeby, Steve, Zhu, Dibin, Tudor, John
core   +1 more source

Experimental study of controlling tip clearance flow in a pump-jet propulsor

open access: yesZhongguo Jianchuan Yanjiu, 2023
ObjectiveThis paper aims to suppress the adverse effects of tip clearance flow on the hydrodynamic performance and unsteady excitation force of a pump-jet propulsor. MethodAs for the pre-swirl stator pump-jet propulsor, an annular flexible seal structure
Ruilin HAN   +5 more
doaj   +1 more source

Effect of automobile operating condition on the subjective equivalence of steering wheel vibration and sound [PDF]

open access: yes, 2006
For the manufacturers of automobiles, automobile components and fuels, subjective equivalence relationships between vibration and sound can be used as a reference against which to plot the results from simulations or tests of specific operational ...
Giacomin J.   +3 more
core   +1 more source

Design of A Novel Wheel-Legged Robot with Rim Shape Changeable Wheels

open access: yesChinese Journal of Mechanical Engineering, 2023
The wheel-legged hybrid structure has been utilized by ground mobile platforms in recent years to achieve good mobility on both flat surfaces and rough terrain. However, most of the wheel-legged robots only have one-directional obstacle-crossing ability.
Ze Fu, Hao Xu, Yinghui Li, Weizhong Guo
doaj   +1 more source

Performance of piezoelectric shunts for vibration reduction [PDF]

open access: yes, 2012
This work addresses passive reduction of structural vibration by means of shunted piezoelectric patches. The two classical resistive and resonant shunt solutions are considered.
DUCARNE, Julien   +2 more
core   +1 more source

Human emotional response to steering wheel vibration in automobiles [PDF]

open access: yes, 2013
This is the post-print (final draft post-refereeing) version of the final published paper that is available from the link below. Copyright @ 2013 Inderscience Enterprises Ltd.This study investigates what form of correlation may exist between measures of ...
Shabani, A   +3 more
core   +1 more source

Subjective Preferences and Discomfort Ratings of Backrest and Seat Pan Adjustments at Various Speeds

open access: yesApplied Sciences, 2021
Power seats (i.e., electrically adjustable seats that can be designed to move in several ways) have become increasingly common in airplanes, vehicles, and offices.
Jingdong Li, Yu Huang
doaj   +1 more source

Modeling of the Through-the-Thickness Electric Potentials of a Piezoelectric Bimorph Using the Spectral Element Method

open access: yesSensors, 2014
An efficient spectral element (SE) with electric potential degrees of freedom (DOF) is proposed to investigate the static electromechanical responses of a piezoelectric bimorph for its actuator and sensor functions.
Xingjian Dong   +3 more
doaj   +1 more source

Randomized resonant metamaterials for single-sensor identification of elastic vibrations

open access: yesNature Communications, 2020
Designing efficient and flexible metamaterial with uncorrelated transmissions for spatial vibration encoding and identification remains a challenge. Here, the authors propose a randomized resonant metamaterial with randomly coupled local resonators for ...
Tianxi Jiang   +3 more
doaj   +1 more source

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