Experimental studies of unsteady cavitation at the tongue of a pump-turbine in pump mode

Z Yuan, Y Zhang, J Zhang, J Zhu - Renewable Energy, 2021 - Elsevier
The paper deals with the cavitation at tongue of a pump-turbine in pump mode, including the
typical patterns, unsteady behaviors, and the influence on pump performance and fluid …

Two-dimensional numerical modelling of viscous emulsion drops coalescence in a constricted capillary channel

B Munir, D Du - International Journal of Multiphase Flow, 2023 - Elsevier
We study numerically the coalescence of viscous emulsion drops in a two-dimensional semi-
elliptical shape constricted channel. The Navier-Stokes equations are solved using the finite …

Detecting vortex formation and shedding in cylinder wakes using Lagrangian coherent structures

MP Rockwood, K Taira, MA Green - AIAA journal, 2017 - arc.aiaa.org
The wake behind a circular cylinder is studied to investigate the complex vortex shedding
physics in the near-wake region. Both the Q criterion and a Lagrangian coherent structure …

Hemodynamics in the cephalic arch of a brachiocephalic fistula

M Boghosian, K Cassel, M Hammes, B Funaki… - Medical engineering & …, 2014 - Elsevier
The care and outcome of patients with end stage renal disease (ESRD) on chronic
hemodialysis is directly dependent on their hemodialysis access. A brachiocephalic fistula …

Flow characteristics around a deformable stenosis under pulsatile flow condition

W Choi, JH Park, H Byeon, SJ Lee - Physics of Fluids, 2018 - pubs.aip.org
A specific portion of a vulnerable stenosis is deformed periodically under a pulsatile blood
flow condition. Detailed analysis of such deformable stenosis is important because stenotic …

First report on intraoperative vector flow imaging of the heart among patients with healthy and diseased aortic valves

KL Hansen, H Møller-Sørensen, MM Pedersen… - Ultrasonics, 2015 - Elsevier
The vector velocity method Transverse Oscillation (TO) implemented on a conventional
ultrasound (US) scanner (ProFocus, BK Medical, Herlev, Denmark) can provide real-time …

On the origins of vortex shedding in two-dimensional incompressible flows

ME Boghosian, KW Cassel - Theoretical and computational fluid dynamics, 2016 - Springer
An exegesis of a novel mechanism leading to vortex splitting and subsequent shedding that
is valid for two-dimensional incompressible, inviscid or viscous, and external or internal or …

A unified time discontinuous Galerkin space‐time finite element scheme for non‐Newtonian power law models

I Toulopoulos - International Journal for Numerical Methods in …, 2023 - Wiley Online Library
In this work, a stabilized time Discontinuous Galerkin, Space‐Time Finite Element (tDG‐ST‐
FE) scheme is presented for discretizing time‐dependent viscous shear‐thinning fluid flow …

On the oscillatory hydrodynamic modes in liquid metal layers with an obstruction located on the bottom

M Lappa - International Journal of Thermal Sciences, 2017 - Elsevier
Hydrodynamic disturbances represent the preferred mode of instability of
thermogravitational flow for a relatively wide range of substances and conditions (essentially …

Mathematical modeling of hydrodynamic flows at the macro and micro levels based on the theory of dynamic interaction of bodies and liquid of A. Ya. Milovich

E Fialkova, V Shevchuk, V Baronov… - AIP Conference …, 2023 - pubs.aip.org
The paper presents an alternative approach to the theoretical substantiation of the
processes of liquid flows occurring at the border, adjacent to both micro-and macrobodies …