[HTML][HTML] Using statistical learning to close two-fluid multiphase flow equations for a simple bubbly system

M Ma, J Lu, G Tryggvason - Physics of Fluids, 2015 - pubs.aip.org
Direct numerical simulations of bubbly multiphase flows are used to find closure terms for a
simple model of the average flow, using Neural Networks (NNs). The flow considered …

Next generation combined sonic-hotfilm anemometer: wind alignment and automated calibration procedure using deep learning

RH Goldshmid, E Winiarska, D Liberzon - Experiments in Fluids, 2022 - Springer
The study of naturally occurring turbulent flows requires the ability to collect empirical data
down to the fine scales. While hotwire anemometry offers such ability, the open field studies …

Laboratory investigation of nominally two-dimensional anabatic flow on symmetric double slopes

RH Goldshmid, D Liberzon - Physics of Fluids, 2023 - pubs.aip.org
We investigated the dynamics of highly turbulent thermally driven anabatic (upslope) flow on
a physical model inside a large water tank using particle image velocimetry (PIV) and a …

Method of directional spectrum estimation accounting for the ambient shearing currents

R Soffer, E Kit, Y Toledo - Physical Review Fluids, 2023 - APS
Realistic currents in seas and oceans are almost always changing in depth thus indicative
on the presence of shear in the profile of the mean ambient flow. However, analysis …

3D-calibration of three-and four-sensor hot-film probes based on collocated sonic using neural networks

E Kit, D Liberzon - Measurement Science and Technology, 2016 - iopscience.iop.org
High resolution measurements of turbulence in the atmospheric boundary layer (ABL) are
critical to the understanding of physical processes and parameterization of important …

Obtaining turbulence statistics of thermally driven anabatic flow by sonic-hot-film combo anemometer

R Hilel Goldshmid, D Liberzon - Environmental Fluid Mechanics, 2020 - Springer
Achieving a better understanding of atmospheric boundary layer flows, and of slope flows in
particular, is of paramount importance for the research of climate processes and production …

Laboratory investigation of anabatic flow on symmetric double slopes and revealed insights into the three-dimensional flow patterns

RH Goldshmid, D Liberzon - arXiv preprint arXiv:2306.14416, 2023 - arxiv.org
We investigated the dynamics of highly turbulent thermally driven anabatic (upslope) flow in
a large water tank using particle image velocimetry (PIV) and a thermocouple grid. The …

Automated identification and characterization method of turbulent bursting from single-point records of the velocity field

RH Goldshmid, D Liberzon - Measurement Science and …, 2020 - iopscience.iop.org
A new automated method capable of accurately identifying bursting periods in single-point
turbulent velocity field records is presented. Manual selection of the method sensitivity $\left …

A novel soft intelligent calibrator for low-velocity hot bulb anemometers

H Zhang, Y Li, M Zhong, M Li, W Guo… - 2015 IEEE International …, 2015 - ieeexplore.ieee.org
The low-velocity hot bulb anemometers is a type of thermal wind velocity sensor and they
are widely used in various fields, the accuracy and credibility of their measurements are of …

[PDF][PDF] Automatic identification and characterization of turbulent bursting from single-point records of the velocity field

RH Goldshmid, D Liberzon - researchgate.net
A new method allows accurate detection of bursting periods in single-point velocity field
records is presented. Discrimination between bursting and bursting-free periods is made by …