Results 41 to 50 of about 34,676 (314)

The Effect of Laminated Layers on the Flutter Speed of Composite Wing

open access: yesJournal of Engineering, 2023
The paper presents an investigation to the flutter speed of composite wing for different ply orientation. Structurally the composite wing was idealized as a composite beam load carrying structure. Theodorsen’s expression was used to get the 2- dimension
Ahmed Abd Al-Hussain Ali   +1 more
doaj   +1 more source

Flutter Analysis of a Transonic Fan [PDF]

open access: yesVolume 4: Turbo Expo 2002, Parts A and B, 2002
This paper describes the calculation of flutter stability characteristics for a transonic forward swept fan configuration using a viscous aeroelastic analysis program. Unsteady Navier-Stokes equations are solved on a dynamically deforming, body fitted, grid to obtain the aeroelastic characteristics using the energy exchange method.
R. Srivastava   +3 more
openaire   +1 more source

Adaptive control of a nonlinear aeroelastic system [PDF]

open access: yes, 2011
Aeroelastic two-dimensional wing section with both trailing-edge (TE) and leading-edge (LE) was investigated in this paper through numerical simulation in time domain.
Shijun Guo   +5 more
core   +1 more source

Computation of Aerodynamic Damping for Flutter Analysis of a Transonic Fan

open access: yes, 2011
This paper describes the computational analysis of aerodynamic damping for prediction of flutter characteristics of a transonic fan stage that consists of a highly loaded rotor along with a tandem stator.
Parthasarathy Vasanthakumar   +1 more
core   +1 more source

Research on Flutter Characteristics and Stiffness Design for 15 Meters Span Wing of a Solar-powered Aircraft

open access: yesHangkong gongcheng jinzhan, 2019
Flutter widely happens on solar-powered aircraft due to the slight stiffness and large deformation, so that it is significant to establish the dynamic model of solar-powered aircraft and analyze the flutter characteristics.Firstly, an initial dynamic ...
Mao Yiqing, Yang Fei, Gu Yingsong
doaj   +1 more source

Flutter instability analysis of bridge decks using the step-by-step method

open access: yesVietnam Journal of Mechanics, 2014
The branch switch characteristics of coupled flutter are clarified by use of Step-by-Step flutter analysis. In the case of typically coupled flutter instability, the branch switch characteristic from torsional branch to heaving branch is observed.
Nguyen Van Khang, Tran Ngoc An
doaj   +1 more source

Flutter analysis of vertical-axis wind turbine blades using a simplified aeroelastic model

open access: yes, 2023
: This study investigates the aeroelastic flutter of a vertical-axis wind turbine (VAWT) blade using a two-degree-of-freedom typical section model and the unsteady aerodynamic theory.

core   +1 more source

Flutter Condition Estimation for 3-D Cantilever Plate Using Fully Coupled Fluid – Structure Interaction [PDF]

open access: yesEngineering and Technology Journal, 2014
The aeroelastic responses and the flutter condition of 3-D flexible cantilever plate were estimated by developed fully coupled fluid-structure interaction(FSI) approach.
Hayder Sabah Abd Al-Amir   +2 more
doaj   +1 more source

Flutter behaviour of composite aircraft wings [PDF]

open access: yes, 1999
This research work presents series of investigations into the structural dynamics and dynamic aeroelastic (flutter) behaviour of composite and metal wings.
Ashawesh, Gamal Mohamed
core  

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

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