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[PDF] Top 20 The persistence of logarithmic solutions in turbulent boundary layer systems

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The persistence of logarithmic solutions in turbulent boundary layer systems

The persistence of logarithmic solutions in turbulent boundary layer systems

... In the vicinity of the shock wave, however, the asymp- totic structure must ...change. The strong pressure gradient imparted to the boundary layer by ... See full document

41

Analytical solution of conjugate turbulent forced convection boundary layer flow over plates

Analytical solution of conjugate turbulent forced convection boundary layer flow over plates

... In the recent years, semi-analytical treatments are used to solve the complex equa- tions occurring in heat transfer and fluid mechanic ...studied. The most common treatments are ... See full document

10

Feasible domain of Walker's unsteady wall-layer model for the velocity profile in turbulent flows

Feasible domain of Walker's unsteady wall-layer model for the velocity profile in turbulent flows

... derives in detail all similarity solutions for the homogeneous diffusion differential partial equation presented in Walker et ...(1989). In doing so, a new treatment is introduced ... See full document

16

Characterisation of boundary layer turbulent processes by the Raman lidar BASIL in the frame of HD(CP)<sup>2</sup> Observational Prototype Experiment

Characterisation of boundary layer turbulent processes by the Raman lidar BASIL in the frame of HD(CP)<sup>2</sup> Observational Prototype Experiment

... and the consequent deviation of its atmospheric path from the ...vertical. In the presence of intense convective activ- ity, deviations from the sounding data are also ... See full document

23

Feasible domain of Walker&#039;s unsteady wall-layer model for the velocity profile in turbulent flows

Feasible domain of Walker's unsteady wall-layer model for the velocity profile in turbulent flows

... for the innermost portions of the boundary layer are of particular ...interest. The extreme thinness of the viscous sublayer naturally demands the use ... See full document

16

Asymptotic analysis of turbulent boundary-layer flow of purely viscous non-Newtonian fluids

Asymptotic analysis of turbulent boundary-layer flow of purely viscous non-Newtonian fluids

... discussed the viscoelastic properties of alginate and Carbopol aqueous solutions, clay suspensions (Atta- gel), carboxymethyl cellulose (CMC) solutions and polyisobutylene in ... See full document

9

Single-Column Modelling of the Atmospheric Boundary Layer for the Study of Turbulence Parameterization Schemes

Single-Column Modelling of the Atmospheric Boundary Layer for the Study of Turbulence Parameterization Schemes

... like the previous model the k-eF is also sensitive to the model ...height. The tur- bulent viscosity decreases after reaching a maximum that is nonetheless much higher than it should ...above ... See full document

83

Stable carbon isotope ratios of toluene in the boundary layer and the lower free troposphere

Stable carbon isotope ratios of toluene in the boundary layer and the lower free troposphere

... toluene, the peak area changes by less than 7 % over the whole humidity range, for benzene the effect is even ...Since the mixing ratio calibration (see ...be the upper limit for ... See full document

38

Particle concentration and flux dynamics in the atmospheric boundary layer as the indicator of formation mechanism

Particle concentration and flux dynamics in the atmospheric boundary layer as the indicator of formation mechanism

... Stratmann, F., Siebert, H., Spindler, G., Wehner, B., Althausen, D., Heintzenberg, J., Hellmuth, O., Rinke, R., Schmieder, U., Seidel, C., Tuch, T., Uhrner, U., Wiedensohler, A., Wandinger, U., Wendisch, M., Schell, D., ... See full document

29

The Morning NO&lt;sub&gt; x&lt;/sub&gt; maximum in the forest atmosphere boundary layer

The Morning NO<sub> x</sub> maximum in the forest atmosphere boundary layer

... past the inlet, in the relatively stable night air, and passes the inlet at semi-random times, but enhanced by sunrise-mediated ...flux) in this forest of, on average, ∼180 ... See full document

32

Vertical profiling of aerosol hygroscopic properties in the planetary boundary layer during the PEGASOS campaigns

Vertical profiling of aerosol hygroscopic properties in the planetary boundary layer during the PEGASOS campaigns

... Wu, Z. J., Poulain, L., Henning, S., Dieckmann, K., Birmili, W., Merkel, M., van Pinxteren, D., Spindler, G., Müller, K., Stratmann, F., Herrmann, H., and Wiedensohler, A.: Relating particle hygroscopicity and CCN ... See full document

61

POLLUTANT TRANSPORT IN A CONVECTIVE BOUNDARY LAYER WITH LES

POLLUTANT TRANSPORT IN A CONVECTIVE BOUNDARY LAYER WITH LES

... One of the first attempts to address the complexity of turbu- lent diffusion of a scalar in the CBL was done by Wyngaard & Brost (1984) and Moeng & Wyngaard ... See full document

11

Ammonia in the summertime Arctic marine boundary layer: sources, sinks, and  implications

Ammonia in the summertime Arctic marine boundary layer: sources, sinks, and implications

... plots of FLEXPART-WRF 7-day retroplumes from the ship’s location on (a) 14 July 00:00, (b) 26 July 00:00, (c) 2 Au- gust 00:00, (d) 3 August 00:00 and (e) 4 August ...00:00. The ship track is shown ... See full document

17

On single limits and the asymptotic behaviour of separating turbulent boundary layers

On single limits and the asymptotic behaviour of separating turbulent boundary layers

... On single limits and the asymptotic behaviour of separating turbulent boundary layers 2105 the approximate near wall flow motion equation.. Similarly to the velocity field analysis, w[r] ... See full document

15

Boundary layer nucleation as a source of new CCN in savannah environment

Boundary layer nucleation as a source of new CCN in savannah environment

... investigated the effect of new particle formation on CCN concentrations in a savannah environment in south- ern ...Africa. The observations show clearly that during the wet ... See full document

16

Positive solutions of boundary value problems with nonlinear nonlocal boundary conditions

Positive solutions of boundary value problems with nonlinear nonlocal boundary conditions

... motivation of this present paper has come from a recent paper due to Anderson [1], who used the Leggett-Williams multiple fixed point theorem [8] to establish three positive solutions of ... See full document

11

The role of atmospheric boundary layer-surface interactions on the development of coastal fronts

The role of atmospheric boundary layer-surface interactions on the development of coastal fronts

... expected, the larger roughness length causes a lower wind speed over land on the lowest model level (not ...important in the coastal front development is the change in wind ... See full document

20

Circumpolar measurements of speciated mercury, ozone and carbon monoxide in the boundary layer of the Arctic Ocean

Circumpolar measurements of speciated mercury, ozone and carbon monoxide in the boundary layer of the Arctic Ocean

... Changes in Snow, Ice and Frozen Ground, in: Cli- mate Change 2007: The Physical Science ...Contribution of Working Group I to the Fourth Assessment Report of the ... See full document

36

Lidar observations of atmospheric internal waves in the boundary layer of
the atmosphere on the coast of Lake Baikal

Lidar observations of atmospheric internal waves in the boundary layer of the atmosphere on the coast of Lake Baikal

... with the wind direction. To estimate the wind turbulence strength during obser- vation of the AIW, we used the array of radial velocities measured from 14:20 to 15:20 LT on 23 ... See full document

10

On the segregation of chemical species in a clear boundary layer over heterogeneous land surfaces

On the segregation of chemical species in a clear boundary layer over heterogeneous land surfaces

... that the erratic boundary layer height determinations are suppressed, but the determined heights for profiles with a clear inversion remain ...similar. The result is shown in ... See full document

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