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Reynolds number turbulent flow

The effect of Reynolds number on turbulent drag reduction by streamwise travelling waves

The effect of Reynolds number on turbulent drag reduction by streamwise travelling waves

... highest Reynolds number attempted with DNS for this type of flow ...the Reynolds number ...the Reynolds number is ...lower Reynolds number, the drag ...

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Study on pressure drop 
		characteristics of single phase turbulent flow in pipe bend for high 
		Reynolds number

Study on pressure drop characteristics of single phase turbulent flow in pipe bend for high Reynolds number

... Turbulent flow of single phase incompressible fluid through 90° pipe bend has been simulated numerically using k-ε RNG turbulence model in the present ...with Reynolds number and it tends to ...

6

Studies on Waste Heat Recovery Using Matrix Heat Exchanger and Alternate Fuel

Studies on Waste Heat Recovery Using Matrix Heat Exchanger and Alternate Fuel

... The Reynolds number is the dimensionless number that is used to determine whether the flow is laminar or ...the Reynolds number with respect to the mass flow rate of the ...

12

High Reynolds number flow over
cylinders: A Review

High Reynolds number flow over cylinders: A Review

... scale. Flow characteristics are predicted for stationary and rotating cylinder in laminar and turbulent separated ...strouhal number by these models compared well with the experimental results for ...

11

Appendage design for the America's Cup using CFD

Appendage design for the America's Cup using CFD

... a Reynolds number of ~3x10 6 and considerable laminar flow can be ...for turbulent flow. Also, after transition to turbulent flow the boundary layer thickens rapidly and ...

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Spectral-element simulations of variable-density turbulent flow in a plane channel

Spectral-element simulations of variable-density turbulent flow in a plane channel

... a turbulent flow between two infinite parallel isothermal heated walls at a Reynolds number of , where is the bulk velocity, is the half-width of the channel, , the density and dynamic ...

5

NUMERICAL SIMULATIONS ON FLOW AROUND AN INCLINED CIRCULAR CYLINDER AT HIGH REYNOLDS NUMBER

NUMERICAL SIMULATIONS ON FLOW AROUND AN INCLINED CIRCULAR CYLINDER AT HIGH REYNOLDS NUMBER

... Figure 5.1 portrays the vortex structure using the iso-surface contour of Q = 0.01 s −2 . At the present Reynolds number of 1.4 × 10 4 , the wake is highly turbulent and three- dimensional. Both the ...

167

A COMPARATIVE STUDY WITH FLOW VISUALIZATION OF TURBULENT FLUID FLOW IN AN ELBOW

A COMPARATIVE STUDY WITH FLOW VISUALIZATION OF TURBULENT FLUID FLOW IN AN ELBOW

... field. Turbulent flow in 90° square duct and pipe bends was numerically computed by Briley et ...compressible Reynolds averaged Navier-Stokes equations in the low Mach number regime (M = ...

14

Simulation of Particle Agglomeration in Turbulent Flow

Simulation of Particle Agglomeration in Turbulent Flow

... in flow can energy to promote the collision and agglomeration of fine particles with larger particles, which is a simple and low cost ...in turbulent flow introducing by gas jet found that increasing ...

8

Large eddy simulation of transonic turbulent flow over a bump

Large eddy simulation of transonic turbulent flow over a bump

... to turbulent boundary-layer flow over a circular-arc bump geometry, including shock/turbulent-boundary-layer interactions has been ...plate turbulent boundary-layer and turbulent circular-arc ...

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NUMERICAL AND EXPERIMENTAL ANALYSES OF THE FLOW AROUND A ROTATING CIRCULAR CYLINDER AT SUBCRITICAL REGIME OF REYNOLDS NUMBER USING K- Ε AND K -SST TURBULENT MODELS

NUMERICAL AND EXPERIMENTAL ANALYSES OF THE FLOW AROUND A ROTATING CIRCULAR CYLINDER AT SUBCRITICAL REGIME OF REYNOLDS NUMBER USING K- Ε AND K -SST TURBULENT MODELS

... the flow around this object with increasing Reynolds number make numerical simulations of this flow more ...complex. Turbulent flow type around a circular cylinder is of great ...

7

CFD modelling of air flow and heat transfer in a ventilated carton : a thesis presented in partial fulfilment of the requirements for the degree of Master of Applied Science in Agricultural Engineering at Massey University

CFD modelling of air flow and heat transfer in a ventilated carton : a thesis presented in partial fulfilment of the requirements for the degree of Master of Applied Science in Agricultural Engineering at Massey University

... In the model developed in this project, steady-state laminar and turbulent flows as well as unsteady-state laminar flow were formulated ; the standard k-£ and Low-Reynolds-Number k-£ mod[r] ...

195

Theoretical investigation of turbulent boundary layer over a wavy surface

Theoretical investigation of turbulent boundary layer over a wavy surface

... In turbulent shear flow at large Reynolds number, away from the wall, production and dissipation of energy are nearly of the same order of magnitude, though they P-1.ay not exactly balan[r] ...

104

Study of nano particle deposition in tubular pipes under turbulent condition

Study of nano particle deposition in tubular pipes under turbulent condition

... the Reynolds number based on the pipe diameter was ...the flow reaches to a fully developed turbulent flow and the corresponding particle deposition ...

7

A. Turbulent Reynolds equations

A. Turbulent Reynolds equations

... tilting pad bearing which lubricated by water usually used in the canned pump or in the boat. For this kind of thrust bearing, the rotor spinning velocity is very high and the water viscosity is low. The Reynolds ...

5

Characteristics of Fiber Suspension Flow in a Turbulent Boundary Layer

Characteristics of Fiber Suspension Flow in a Turbulent Boundary Layer

... a turbulent boundary ...a turbulent channel flow. The effects of Reynolds number, fiber concentration and fiber aspect-ratio on the mean velocity profile, turbulent kinetic ...

13

Computational fluid dynamics in the assessment of patients' postoperative status after glottis-widening surgery

Computational fluid dynamics in the assessment of patients' postoperative status after glottis-widening surgery

... steady flow of air was assumed with the atmo- spheric pressure prevailing in the larynx ...this flow was cal- culated separately for each patient, based on the PEF rate obtained using ...to turbulent ...

6

Transition of transient channel flow after a change in Reynolds number

Transition of transient channel flow after a change in Reynolds number

... or flow over a blunt leading edge, the transition was found to result from the amplification of the free-stream vortices at the leading edge due to stretching; these vortices grow as they convect downstream and ...

34

Cumacean zoogeography : the zoogeography of Tasmanian shallow water marine zoobenthos exemplified by some Cumacea

Cumacean zoogeography : the zoogeography of Tasmanian shallow water marine zoobenthos exemplified by some Cumacea

... As Reynolds number increases transition from laminar to turbulent flow occurs and the boundary layer associated with the rocky substrate also becomes turbulent Schlichting, 1960.. Such t[r] ...

314

Effect of Reynolds number on particle interaction and agglomeration in turbulent channel flow

Effect of Reynolds number on particle interaction and agglomeration in turbulent channel flow

... various Reynolds number ...the flow that advantages the particles exposed to higher Reynolds numbers in the formation of ...the number of contacts formed is proportionally higher for ...

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