Results 61 to 70 of about 46,682 (313)

Vortex-induced vibrations of a long flexible cylinder in shear flow [PDF]

open access: yes, 2010
We investigate the in-line and cross-flow vortex-induced vibrations of a long cylindrical tensioned beam, with length to diameter ratio L/D = 200, placed within a linearly sheared oncoming flow, using three-dimensional direct numerical simulation.
Triantafyllou, Michael S.   +5 more
core   +1 more source

Theoretical and experimental research on influencing factors and rules of flow-induced rudder system vibration

open access: yesZhongguo Jianchuan Yanjiu, 2017
Flow-induced rudder system vibration has a great influence on the stealthiness of underwater vehicles. In order to study the vibration characteristics of rudder systems, a mathematical model of a binary linear flutter rudder system is built according to ...
XIAO Qing, HU Gangyi, XIE Junchao
doaj   +1 more source

In-line flow-induced vibrations of a rotating cylinder [PDF]

open access: yesJournal of Fluid Mechanics, 2015
The flow-induced vibrations of an elastically mounted circular cylinder, free to oscillate in the direction parallel to the current and subjected to a forced rotation about its axis, are investigated by means of two- and three-dimensional numerical simulations, at a Reynolds number equal to 100 based on the cylinder diameter and inflow velocity.
Bourguet, Rémi, Lo Jacono, David
openaire   +5 more sources

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

Numerical simulation of the airflow–rivulet interaction associated with the rain-wind induced vibration phenomenon

open access: yes, 2011
Rain-wind induced vibration is an aeroelastic phenomenon that occurs on the inclined cables of cable-stayed bridges. The vibrations are believed to be caused by a complicated nonlinear interaction between rivulets of rain water that run down the cables ...
Taylor, Ian   +3 more
core   +1 more source

Influence factors analysis of flow-induced vibration of elbow in piping system

open access: yesZhongguo Jianchuan Yanjiu, 2018
[Objectives] As important parts of any piping system, the elbows are one of the main factors causing vibration. To have a better understanding of Flow-Induced Vibration(FIV) of elbows in piping system.[Methods] In this paper, the diameter, curvature ...
KE Bing
doaj   +1 more source

An Experimental High‐Throughput Approach for the Screening of Hard Magnet Materials

open access: yesAdvanced Engineering Materials, EarlyView.
An entire workflow for the high‐throughput characterization and analysis of compositionally graded magnetic films is presented. Characterization protocols, data management tools and data analysis approaches are illustrated with test case Sm(Fe, V)12 based films.
William Rigaut   +16 more
wiley   +1 more source

Encyclopedia of 2D β′‐In2Se3 Growth Using Chemical Vapor Deposition: The Effects of Synthesis Parameters Onto Material Quality

open access: yesAdvanced Engineering Materials, EarlyView.
A distinct semi‐confined inner‐tube chemical vapor deposition geometry enables reproducible, large‐area growth of phase‐pure 2D β′‐In2Se3 from InI + Se precursors. Engineering local vapor transport and optimizing precursor delivery and temperature–time conditions yield uniform continuous films.
Dasun P. W. Guruge   +8 more
wiley   +1 more source

Experimental Investigation on Flow-Induced Vibration of Fuel Rods in Supercritical Water Loop

open access: yesScience and Technology of Nuclear Installations, 2014
The supercritical water-cooled reactor (SCWR) is one of the most promising Generation IV reactors. In order to make the fuel qualification test for SCWR, a research plan is proposed to test a small scale fuel assembly in a supercritical water loop.
Licun Wu, Daogang Lu, Yu Liu
doaj   +1 more source

Increased skin blood flow during low intensity vibration in human participants: Analysis of control mechanisms using short-time Fourier transform. [PDF]

open access: yesPLoS ONE, 2018
AIM:Investigate the immediate effect of low intensity vibration on skin blood flow and its underlying control mechanisms in healthy human participants. MATERIALS AND METHODS:One-group pre-post design in a university laboratory setting.
Yi-Ting Tzen   +3 more
doaj   +1 more source

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