mixing-length
A mixing length model for estimating channel conveyance
... the mixing length model can explain the hydraulic behaviour of open channels ...the mixing length model described here must be suspect near ...the mixing length model to more ...
11
Calibration of the mixing length theory for convective white dwarf envelopes
... In late-type stars, giants, and cool white dwarfs, the con- vective outer envelope has a significant impact on the observed properties. The physical principles explaining convective energy transport in stars are well ...
15
Comparison of Mixing Length, Standard k-epsilon, and Renormalized Group k-epsilon Turbulence Models in GOTHIC 7.2
... the mixing length model was disappointing for all of the experiments ...the mixing layer model were particularly ...the mixing length model significantly over or under predicted the ...
178
Calibration of the mixing length theory for structures of helium dominated atmosphere white dwarfs
... the mixing length parameter, namely ...debris mixing and dredge-up of carbon from the ...masses. Mixing length calibration represents the first step of in-depth investigations of ...
31
A Numerical Study on Miscible Viscoelastic Fingering Instability
... The length of the fingering zone which is classically referred to as the “mixing length” in the viscous fingering studies is an important measurement of the region where the two fluids are ...The ...
6
A Study on the Turbulent Characteristics within the Hurricane Boundary Layer
... ”mixing length” theory, the turbulence length scale is closely related to turbulent mixing (Prandtl, ...”mixing length” can be interpreted as the vertical integral length ...
248
The modelling of an SF6 arc in a supersonic nozzle: I. Cold flow features and dc arc characteristics
... a length scale characterizing the turbulence ...Prandtl mixing length model has achieved considerable success in predicting turbulent arc behavior ...
29
DESIGN AND ANALYSIS OF Y SHAPE WAVEFORM MICRO-MIXERS FOR DIFFERENT SPACING BETWEEN MICRO-CHANNEL
... macro-scale mixing is achieved with turbulence while mixing in micro- scale relies mainly on ...the mixing of two liquids in Y shape waveform micro- ...minimum mixing length in Y shape ...
9
An Improved Analytical Model for Vertical Velocity Distribution of Vegetated Channel Flows
... For instance, in the two-layer model by Klopstra et al. (1997) the vertical ve- locity distribution in the vegetation layer was obtained through the analogy of turbulent shear stress. The turbulent eddy viscosity is ...
19
Modelling Open Channel Flows with Vegetation Using a Three Dimensional Model
... layer mixing length model was therefore ...simple mixing length model could produce accurate complex velocity profile predictions requiring fewer coefficient data and less ...
6
Effects of viscous dissipation on miscible thermo viscous fingering instability in porous media
... The thermo-viscous fingering instability associated with miscible displacement through a porous medium is studied numerically, motivated by applications in upstream oil industries especially enhanced oil recovery (EOR) ...
37
Modular, Discrete Micromixer Elements Fabricated by 3D Printing
... high-efficiency mixing across a range of flow rates based on the principle of ...the mixing performance of these lamination mixers to that of helical mixers that operate via chaotic ...quantifying ...
9
Climatology of Lyapunov exponents: the link between atmospheric rivers and large-scale mixing variability
... Figure 6 shows the FTLE backward time average com- puted only for ARs with a positive landfall condition divided by the mean backward FTLEs over Saharan Morocco (a) and the British Isles (b). This quantity leads to the ...
9
Cutting and stacking in ergodic theory
... Remark: Note that the transformation constructed using this method is the same as the resulting transformation using the previously described method, i.e, splitting intervals into three. It therefore has the same ...
41
Investigation of refrigeration system steam ejector performance through experiments and computational simulations
... the mixing region generated by the steam ejector nozzle was ...a mixing chamber with a rela- tively large rectangular cross ...the mixing jet have largely dissipated by the 70 mm downstream ...
42
Magnetohydrodynamic waves in braided magnetic fields
... phase mixing models rely on a prescribed density profile which are not self-consistently generated by the heating ...phase mixing will not be able to sustain the dense loops observed within the solar ...
12
Immunotronics - novel finite-state-machine architectures with built-in self-test using self-nonself differentiation
... and network intrusion. It applies techniques inspired by the op- eration of the human immune system for pattern detection. The negative selection algorithm was developed from a theoretical analysis of matching and ...
12
A report on increasing the thrust of a turbojet engine by combustion of fuel in the tail pipe
... Any increase in tail pipe length will increase the time available for combustion, subsequent heat distribution, and stream mixing, thus improving the heat addition efficiency, with conse[r] ...
55
Enhancement of Microfluidic Mixing through Optimization of Geometry and Inlet Flow Conditions
... the mixing process was determined in terms of non - dimensional parameters which served as a yardstick for comparing different cases with inlet flow ...the mixing process in a zigzag, saw - toothed ...and ...
117
Time dependent MHD wave coupling in non uniform media
... phase mixing in ^x to proceed in time around the resonant location, and for their amplitude to decay as in the imposed incompressible studies of Cally (1991) - see section ...phase mixing in time, however ...
201