Results 101 to 110 of about 34,676 (314)

Flutter of a rectangular cylindrical shell subjected to inner fluid flow

open access: yesNihon Kikai Gakkai ronbunshu, 2015
This paper deals with flutter experiments and analysis of a rectangular cylindrical shell based on the non-planar unsteady lifting surface theory. In this study, experiments are conducted with a cantilevered rectangular cylindrical shell subjected to ...
Hiroya ITOH   +2 more
doaj   +1 more source

Smart Denture with Embedded Thin‐Film Temperature Sensors Patterned by Femtosecond Laser Pulse for Elderly Healthcare

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
We demonstrate the direct‐laser patterning of a gold thin film on polymethyl methacrylate to fabricate a temperature sensor for dentures. The temperature sensor‐embedded smart dentures are evaluated in an oral environment, enabling in‐situ monitoring for elderly healthcare.
Han Ku Nam   +7 more
wiley   +1 more source

Instability mechanism of flutter generated on a rectangular sheet

open access: yesNihon Kikai Gakkai ronbunshu, 2018
An instability mechanism of flutter generated on a rectangular flexible sheet in an axial fluid flow is investigated through the energy-transfer quantifications.
Keiichi HIROAKI, Masahiro WATANABE
doaj   +1 more source

Whirl flutter analysis [PDF]

open access: yes, 2019
Práce se zabývá flutterovou analýzou turbovrtulové pohonné jednotky, tedy analýzou dynamického aeroelastického jevu zvaného whirl flutter, kterým může být za letu postižena. Nalezení meze stability precesního pohybu, který při tomto jevu jednotka koná, a
Jan Mravinac
core  

Flutter and its application—Flutter mode and ship navigation [PDF]

open access: yes, 2013
Based on the aerodynamic interaction between the heaving vortex-induced vibration and the torsional flutter, another explanation of the drastic change of the vibrational mode from the 5th symmetrical heaving mode to the 1st asymmetrical torsional mode is
Matsumoto, Masaru
core   +1 more source

Neuromorphic Denoising with Fully Analog Memristive In‐Memory Computing

open access: yesAdvanced Intelligent Systems, EarlyView.
This article borrows the concepts of episodic memory in human brains to experimentally implement a memristor‐based neuromorphic denoising process. A homogeneous memristor processing unit is experimentally demonstrated for both temporal storage and neural network computation, imitating the synapses in the human brain.
Daijing Shi   +5 more
wiley   +1 more source

Identifying route to stall flutter through stochastic bifurcation analysis

open access: yesMATEC Web of Conferences, 2018
The interaction of an elastic structure such as an airfoil and fluid flow can give rise to nonlinear phenomenon such as limit cycle oscillations, period doubling or chaos.
Bethi Rajagopal V   +2 more
doaj   +1 more source

Numerical flutter analysis of turbomachinery bladings based on time-linearized, time-spectral and time-accurate simulations

open access: yes, 2011
Within the European research project FUTURE a transonic compressor rotor has been evaluated with respect to its aeroelastic stability. Based on the identical computational mesh different numerical approaches of the DLR flow solver TRACE and the ONERA ...
Mauffrey, Yann   +2 more
core  

Food inflation pass‐through from agricultural imports in a small open economy

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract This paper develops a new framework for quantifying cost pass‐through in a small open economy by estimating firm‐level markup responses to agricultural import price shocks. We show theoretically that markup adjustments depend on firms' reliance on imported inputs and demand curvature, generating heterogeneous inflationary effects across firm ...
Minseong Kang, Seungki Lee
wiley   +1 more source

Erroneous computer-based interpretations of atrial fibrillation and atrial flutter in a Swedish primary health care setting

open access: yesScandinavian Journal of Primary Health Care, 2019
Objective: To describe the incidence of incorrect computerized ECG interpretations of atrial fibrillation or atrial flutter in a Swedish primary care population, the rate of correction of computer misinterpretations, and the consequences of misdiagnosis.
Thomas Lindow   +4 more
doaj   +1 more source

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