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flow simulations

A. Steady Flow Simulations and Experiments in Tidal

A. Steady Flow Simulations and Experiments in Tidal

... Unsteady Flow Simulations at Off-peak Performance Two other unsteady flow simulations has been conducted at different TSR (TSR=4 and TSR=8) to further understand the unsteady response of the ...

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Development of Advanced Analysis Toolkit for Turbulent Bubbly Flow Simulations.

Development of Advanced Analysis Toolkit for Turbulent Bubbly Flow Simulations.

... A novel bubble tracking methodology has been developed and tested in this dissertation for level set based two-phase flow simulations. The advanced techniques developed will significantly improve the data ...

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A novel coupling of noise reduction algorithms for particle flow simulations

A novel coupling of noise reduction algorithms for particle flow simulations

... Proper orthogonal decomposition (POD) is a statistical method that identifies a low-dimensional space by separating independent variations from linearly dependent aspects of data. In other words, it extracts correlations ...

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Cerebral blood  flow simulations in realistic geometries

Cerebral blood flow simulations in realistic geometries

... Abstract. The aim of this work is to perform the computation of the blood flow in all the cere- bral network, obtained from medical images as angiographies. We use free finite elements codes as FreeFEM++. We first ...

6

Turbulent Flow Simulations through Tarbela Dam

Turbulent Flow Simulations through Tarbela Dam

... Maximum velocity of the sediment particles 49.76, 61.28 and 72.25 m/s for one way coupling and 29.7, 38.1 and 44.9 m/s for two way/full coupling is observed at low, medium and high head of water respectively at the inner ...

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Explorative study on a discrete particle model
for sheet flow simulations

Explorative study on a discrete particle model for sheet flow simulations

... slip. Simulations were run for both boundary conditions until the flow was ...the flow in the upper part of the computational domain is slowed down a ...

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Development of Real-time Flow Simulations for Indoor Environments

Development of Real-time Flow Simulations for Indoor Environments

... Universities of Leeds, Sheffield and York http://eprints.whiterose.ac.uk/ This is an author produced version of a conference paper published in 11th REHVA World Congress and the 8th Inte[r] ...

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Multiphase Flow Simulations through Tarbela Dam Spillways and Tunnels

Multiphase Flow Simulations through Tarbela Dam Spillways and Tunnels

... Pressure distribution obtained by the Navier Stokes equation was compared with the analytical results using p = γh [15] and were observed in good agreement. From this it could be concluded that other results predicting ...

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Clearance gap flow: simulations by discontinuous Galerkin method and experiments

Clearance gap flow: simulations by discontinuous Galerkin method and experiments

... liminary simulations have been run for another pressure ratios and minichannel widths and will be the aim of the subsequent study, together with giving more precision to the ...

8

Generation of Multiple Turbulent Flow States for the Simulations with Ensemble Averaging

Generation of Multiple Turbulent Flow States for the Simulations with Ensemble Averaging

... the simulations in time and replace the single simulation with long time averaging by multiple simulations with much shorter time averaging ...these simulations independently and to obtain the ...

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Interaction of large scale flow structures with gyrokinetic turbulence

Interaction of large scale flow structures with gyrokinetic turbulence

... global flow dynamics using a 1D transport equation, where poloidal and toroidal flow dynamics are determined via momentum fluxes dependent on the local ...global flow reorganisation in the system ...

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Molecular dynamics simulations of liquid flow in and around carbon nanotubes

Molecular dynamics simulations of liquid flow in and around carbon nanotubes

... both simulations are shown in ...Poiseuille flow simulations of confined liquids in nanoscale channels and pores [8, 17, ...both simulations that the fluid density close to the CNT walls is ...

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Influence of the Milling Strategy on the Durability of Forging Tools

Influence of the Milling Strategy on the Durability of Forging Tools

... According to the forging direction line milling can be oriented at different angles. During the process of forging, the biggest material flow is perpendicular to the forging direction. It is reasonable that the ...

6

CFD SIMULATIONS AND FLOW ANALYSIS THROUGH A T-JUNCTION PIPE

CFD SIMULATIONS AND FLOW ANALYSIS THROUGH A T-JUNCTION PIPE

... and flow rate ratio ...the flow coming from the branch pipe and developed the re-circulation near the ...wall. Flow recirculation in the outlet pipe is noticed at ...

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Numerical simulations of natural gas flow in pipe system with flowmeters

Numerical simulations of natural gas flow in pipe system with flowmeters

... Metering run itself consists of pipe DN 400 with sev- eral ball valves and pressure-flow regulating valve. Be- cause ball valves are fully opened for several metering runs (see subsection 3 for operating scenarios) the ...

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Investigating strong flow turbulence dynamics via numerical simulations

Investigating strong flow turbulence dynamics via numerical simulations

... An obvious first step to achieving a high S/N ratio in a particle-in-cell code is ensur- ing that a sufficient number of markers are used in the simulation. However, simu- lations become more computationally expensive ...

168

Comparison of CFD simulations and measurements of flow affected by coanda effect

Comparison of CFD simulations and measurements of flow affected by coanda effect

... numerical simulations of specific phenomena in fluid flows called Coanda effect (CE), which has numerous important engineering ...this flow still remains not well ...jet flow close to the wall and ...

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Comparison the performance of different reverse osmosis membrane modules by CFD modeling

Comparison the performance of different reverse osmosis membrane modules by CFD modeling

... Among the osmotic methods, major theoretical or empirical studies have been carried out in RO [6]. There are many factors that affect the performance of the RO process. Modeling is one of the ways to understand how ...

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Numerical Simulations of Internal Waves Generated by Flow over a Ridge

Numerical Simulations of Internal Waves Generated by Flow over a Ridge

... tidal flow over varying bottom topography (Lamb, 1994; Farmer et ...tidal flow over topography; nonlinear steepening of internal tides forms the rank-ordered ISWs (Lee and Beardsley, 1974; Gerkema and ...

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Numerical Prediction of Wall Effect on Propeller in Restricted Channel

Numerical Prediction of Wall Effect on Propeller in Restricted Channel

... CFD is proved to be a robust and reliable tool to study the open water per- formance of propeller. And in this way, lot of data in flow field are provided, which is advantageous to analyze the mechanism of wall ...

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