[PDF] Top 20 An experimental investigation of the turbulent boundary layer over a wavy wall
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An experimental investigation of the turbulent boundary layer over a wavy wall
... * Turbulence intensities and shear stress using X-array hot-wire probe. An appreciable modulation of all the flow quantities, imposed by the wavy boundary. is obser[r] ... See full document
204
Experimental Investigation of Subsonic Turbulent Boundary Layer Flow Over a Wall-Mounted Axisymmetric Hill
... an experimental database with well-documented inlet and boundary conditions that will enable an assessment of our ability to predict flow separation location and complex flow behavior in the separated ... See full document
24
Experimental investigation on drag reduction in turbulent boundary layer over superhydrophobic surface by TRPIV
... in turbulent boundary layer (TBL) with superhy- drophobic ...rate over a superhydrophobic surface is approximately ...TBL over super- hydrophobic ... See full document
5
Experimental Investigation on the Impact of Wall Heating on Mixed Convection Turbulent Boundary Layer Flow Structure
... From the detailed analysis of Kolmogorov and others in the mid 1900’s three key regions of the velocity spectra can be identified as being critical to the behavior of turbulence [14]. First, the very low wave numbers ... See full document
277
Experimental investigation of inertial particle transport in a turbulent boundary layer
... floor boundary layer characteristics for clear water flow were in good agreement with the DNS data of Mosser et ...the wall friction velocity u τ ...the wall with the Willmarth perturbation ... See full document
243
Experimental Investigation of the Three-Dimensional Structure of a Shock Wave/Turbulent Boundary Layer Interaction
... wave/turbulent boundary layer interaction at Mach ...incoming boundary layer contains large- scale coherent motions, in the form of streamwise-elongated regions of low- and high-speed ... See full document
8
Periodic Wall Blow/Suction Perturbation Evolution in Turbulent Boundary Layer
... a turbulent boundary layer have been finely measured simultaneously by IFA300 constant temperature anemometer and double-sensor hot-wire probe with sampling resolution higher than the frequency that ... See full document
8
Linear and Non-linear Interactions in a Rough-Wall Turbulent Boundary Layer
... rough-wall boundary layers. Due to the nominally-linear nature of the boundary condition, it is proposed that the e ff ects of a number of these simple roughnesses can be linearly superposed to ... See full document
126
Theoretical investigation of turbulent boundary layer over a wavy surface
... are shown in Figures 10-12. Prediction of the phase shift is satisfactory. The predicted magnitude of the perturbed skin friction is twice as large as that measured. As [r] ... See full document
104
An analytical investigation of turbulent flow over a wavy boundary
... The no-relaxation model predicts the correct qualitative behavior for the phase shift of the surface normal stress for a wide range of positive and negative wave [r] ... See full document
119
Investigation of wall pressure fluctuations induced by turbulent boundary layer flow with pressure gradients
... numerical investigation, an efficient numerical procedure based on solving a Poisson’s equation and a model for synthetic turbulence was ...the wall impacts mostly the high frequencies but not the main ... See full document
141
Wall-Pressure Fluctuations of Modified Turbulent Boundary Layer with Riblets
... Figure 3 shows the pressure readings at Reynolds number = 5.3 × 10 4 for triangular grooves. The resultant results shows that the pressure drop readings that were performed on the surface are more stable, and that also ... See full document
13
Momentum and buoyancy transfer in atmospheric turbulent boundary layer over wavy water surface – Part 1: Harmonic wave
... 5 Conclusions This paper is the first part of our report on the momentum and buoyancy transfer in MABL over wavy water surface. Here we constructed a model based on a self-consistent prob- lem for the ... See full document
15
On the properties of turbulent boundary layer over polar cusps
... the experimental data with the model of ki- netic reconnected current sheet at the nonlinear ...fields over the cusp is in agreement with a number of studies, and the experimen- tal evidences for the ... See full document
9
Experimental evidence of near-wall reverse flow events in a zero pressure gradient turbulent boundary layer
... developed turbulent flat plate boundary layer at zero pressure gra- dient with Reynolds numbers between Re θ ≈ 2500 and Re θ ≈ 8000 (Re τ ≈ 800 − ...followed over several time steps whereas ... See full document
19
Experimental Evidence of Near-Wall Reverse Flow Events in a Zero Pressure Gradient Turbulent Boundary Layer
... Gradient Turbulent Boundary Layer Christian ...plate boundary layer at zero pressure gradient with Reynolds numbers between Re τ = 1000 and Re τ = ...followed over several time ... See full document
8
Numerical investigation of the fully developed turbulent flow over a moving wavy wall using k–ε turbulence model
... classical turbulent flows with increasing Reynolds numbers over the sur- faces of complex configurations to improve its applicability in diverse realistic ...the wavy boundary in the mainstream ... See full document
18
Momentum and buoyancy transfer in atmospheric turbulent boundary layer over wavy water surface – Part 2: Wind–wave spectra
... stratified turbulent boundary layer over waved water sur- ...of turbulent transport were verified ...the experimental data enabled us to choose the eddy viscosity and heat ... See full document
16
Wall similarity in turbulent boundary layers over wind waves
... the turbulent parameters of the airflow above the water ...the turbulent airflow, from variations related to the random water surface ...the wavy motion observed in water also exists in ...in ... See full document
Influence of pressure gradients on wall pressure beneath a turbulent boundary layer
... the wall shear stress increased from FPG to APG ...the wall was not very ...the boundary layer thickness was reduced for APG flows due to the thickening of the ...The investigation of ... See full document
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