Vortex reconnection and turbulence cascade
As a fundamental topology-transforming event, reconnection plays a significant role in the
dynamics of plasmas, polymers, DNA, and fluids—both (classical) viscous and quantum …
dynamics of plasmas, polymers, DNA, and fluids—both (classical) viscous and quantum …
Spectral/hp element methods: Recent developments, applications, and perspectives
The spectral/hp element method combines the geometric flexibility of the classical h-type
finite element technique with the desirable numerical properties of spectral methods …
finite element technique with the desirable numerical properties of spectral methods …
[HTML][HTML] Large eddy simulation of the tip-leakage cavitating flow with an insight on how cavitation influences vorticity and turbulence
Cavitation within a tip leakage flow remains a challenging issue in a variety of axial
hydraulic machines. It is still not possible nowadays to predict cavitation occurrence in such …
hydraulic machines. It is still not possible nowadays to predict cavitation occurrence in such …
Numerical investigation of how gap size influences tip leakage vortex cavitation inception using a Eulerian–Lagrangian method
This paper investigates the effect of gap size on the inception of tip leakage vortex cavitation
(TLVC) with a hybrid Eulerian–Lagrangian model. Good agreement is achieved between the …
(TLVC) with a hybrid Eulerian–Lagrangian model. Good agreement is achieved between the …
Numerical study of instability mechanism in the air-core vortex formation process
K Kan, Y Xu, Z Li, H Xu, H Chen, D Zi… - … of Computational Fluid …, 2023 - Taylor & Francis
Air-core vortices are a ubiquitous phenomenon in the intakes of hydropower stations. Due to
the transient and instability of two-phase vorticial flow, the prediction of air-core vortex …
the transient and instability of two-phase vorticial flow, the prediction of air-core vortex …
Cavitation inception noise excited by a tip leakage vortex with various gap sizes: A Eulerian–Lagrangian investigation
In this paper, the noise characteristics of tip leakage vortex cavitation (TLVC) inception are
numerically investigated using a previously developed hybrid Eulerian–Lagrangian model …
numerically investigated using a previously developed hybrid Eulerian–Lagrangian model …
Turbulence generation through an iterative cascade of the elliptical instability
The essence of turbulent flow is the conveyance of energy through the formation, interaction,
and destruction of eddies over a wide range of spatial scales—from the largest scales where …
and destruction of eddies over a wide range of spatial scales—from the largest scales where …
Leading-edge vortex dynamics on plunging airfoils and wings
The vortex dynamics of leading-edge vortices on plunging high-aspect-ratio (AR= 10) wings
and airfoils were investigated by means of volumetric velocity measurements, numerical …
and airfoils were investigated by means of volumetric velocity measurements, numerical …
Investigating chaotic wake dynamics past a flapping airfoil and the role of vortex interactions behind the chaotic transition
The present study investigates the complex vortex interactions in two-dimensional flow-field
behind a symmetric NACA0012 airfoil undergoing a prescribed periodic pitching-plunging …
behind a symmetric NACA0012 airfoil undergoing a prescribed periodic pitching-plunging …
Dynamics of trailing vortices in the wake of a generic high-speed train
The three-dimensional dynamics of a pair of counter-rotating streamwise vortices that are
present in the wake of an ICE3 high-speed train typical of modern, streamlined vehicles in …
present in the wake of an ICE3 high-speed train typical of modern, streamlined vehicles in …