# [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

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### 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

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### 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

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### 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

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### 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

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### 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

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### 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

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### 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

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### 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

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### 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

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### 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

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### 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

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### 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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