منابع مشابه
On the Prediction of Dynamic Stall Onset on Air- Foils in Low Speed Flow
1. Abstract A computational approach is described for the rapid and systematic prediction and evaluation of the onset of dynamic stall due to rapid incidence changes or unsteady pitch or plunge motions. The method combines an unsteady, two-dimensional panel code with a two-dimensional boundary-layer code. The panel code provides incompressible, inviscid owwelds about arbitrary airfoils undergoi...
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Onset Detection Revisited
Various methods have been proposed for detecting the onset times of musical notes in audio signals. We examine recent work on onset detection using spectral features such as the magnitude, phase and complex domain representations, and propose improvements to these methods: a weighted phase deviation function and a halfwave rectified complex difference. These new algorithms are compared with sev...
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In this paper, the effect of the crack on dynamic behavior of cracked micro-beam in the presence of DC and AC loads are investigated. By applying the residual axial stress and fringing field stress, a nonlinear analytical model of cracked micro-beam is presented and crack is modeled by a massless rotational spring. The governing equation of the system is solved using Galerkin procedure and shoo...
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ژورنال
عنوان ژورنال: Experiments in Fluids
سال: 2011
ISSN: 0723-4864,1432-1114
DOI: 10.1007/s00348-011-1118-y