Effects of lower floating-point precision on scale-resolving numerical simulations of turbulenceModern computing clusters offer specialized hardware for reduced-precision arithmetic that can speed up the time to solution significantly. This is possible due to a decrease in data movement, as…Martin Karp, Ronith Stanly, Timofey Mukha et al.·Jun 5, 2025SaveLearn
Uncertainty quantification and stability of neural operators for prediction of three-dimensional turbulenceTurbulence poses challenges for numerical simulation due to its chaotic, multiscale nature and high computational cost. Traditional turbulence modeling often struggles with accuracy and long-term…Xintong Zou, Zhijie Li, Yunpeng Wang et al.·Jun 5, 2025SaveLearn
Structure functions and flatness of streamwise velocity in a turbulent channel flowIn this article, we present a multiscale characterization of the streamwise velocity of a turbulent channel flow. We study the 2nd and 4th order structure functions and the flatness for scales…Carlos Granero-Belinchon, Stéphane G. Roux, Nicolas B. Garnier·Jun 5, 2025SaveLearn
Exacerbation of viscoelastic instability due to viscous heatingThe linear stability analysis of the pressure-driven flow of an Oldroyd-B fluid through a plane channel is performed to examine the effects of viscous heating-induced buoyancy on the ``purely elastic…Ankush Kamboj, Ramkarn Patne, P. A. L. Narayana et al.·Jun 5, 2025SaveLearn
Sedimentation of particulate suspensions under stagnant conditions in horizontal pipesSedimentation of particulate suspensions in horizontal pipes can lead to formation, growth and consolidation of a solid-like bed which can severely retard pipeline performance. As stagnant flow…Tanmoy Das, Daniel Lester, Anthony Stickland et al.·Jun 4, 2025SaveLearn
Wall boundary conditions for Lattice Boltzmann simulations of turbulent flows with wall functionsThis paper investigates wall boundary condition schemes for the simulation of turbulent flows using the Lattice Boltzmann method (LBM) coupled to turbulence models with wall functions. The analysis…Jorge Ponsin, Carlos Lozano·Jun 4, 2025SaveLearn
An integrated multi-size collision model for flotationThe accuracy obtained with CFD and process simulations of flotation critically depends on the quality and robustness of the underlying models for the non-resolved sub-processes. An important issue in…Benedikt Tiedemann, Moritz Kreuseler, Jochen Fröhlich·Jun 4, 2025SaveLearn
Technical report on a quantum-inspired solver for simulating compressible flowsThis document presents a quantum-inspired solver for 2D Euler equations, accepted at the final phase of the Airbus-BWM Group Quantum Computing Challenge (ABQCC) 2024. We tackle the case study of…Raghavendra Dheeraj Peddinti, Stefano Pisoni, Egor Tiunov et al.·Jun 4, 2025SaveLearn
Thermodynamics and Statistical Equilibrium of Large-Scale Hydroelastic Wave TurbulenceUnderstanding how statistical equilibrium can occur in out-of-equilibrium systems is of paramount interest, as it would enable the use of statistical mechanics tools to these systems. Here, we report…Marlone Vernet, Eric Falcon·Jun 3, 2025SaveLearn
Should we care about the spatial heterogeneity in coral reefs under unidirectional turbulent flows?In this work, we systematically investigate the similarities and differences observed between a hydraulically rough wall comprised of an array of cylinders, massive corals, and branching corals…Akshay Patil, Clara García-Sánchez·Jun 3, 2025SaveLearn
Hybrid deep learning and iterative methods for accelerated solutions of viscous incompressible flowThe pressure Poisson equation, central to the fractional step method in incompressible flow simulations, incurs high computational costs due to the iterative solution of large-scale linear systems.…Heming Bai, Xin Bian·Jun 3, 2025SaveLearn
Enhanced zeta potentials caused by surface ion mobilitiesThe electro-hydrodynamics near conducting walls is revisited. Attention is focused on the impact of an explicit diffuse Stern layer, which permittivity and viscosity differ from the bulk values, on…Evgeny S. Asmolov, Elena F. Silkina, Olga I. Vinogradova·Jun 3, 2025SaveLearn
Transport of spherical microparticles in a 3D vortex flowParticles are common in biological and environmental flows and are widely used in industrial and pharmaceutical applications. Their motion and flow dynamics are strongly affected by interactions with…Marine Aulnette, Noa Burshtein, Arash Alizad Banaei et al.·Jun 3, 2025SaveLearn
Characterization of the VKI Plasmatron subsonic ICP jet combining optical emission spectroscopy, intrusive measurements, and CFD simulationsThis paper addresses the characterization of the subsonic flow in the 1.2~MW Inductively Coupled Plasma (ICP) wind tunnel at the von Karman Institute for Fluid Dynamics (VKI), targeting chamber…Andrea Fagnani, Bernd Helber, Damien Le Quang et al.·Jun 3, 2025SaveLearn
Analytical solution for dynamic evaporation of liquid in isothermal conditionAn analytical solution based on a diffuse interface model is presented for an isothermal evaporation problem under sub-saturation pressure. The macroscopic equations are derived from the free-energy…Luiz Eduardo Czelusniak, Tim Niklas Bingert, Stephan Simonis et al.·Jun 2, 2025SaveLearn
Discrete vortex-based broadcast mode analysis for mitigation of dynamic stallWe integrate a discrete vortex method with complex network analysis to strategize dynamic stall mitigation over a pitching airfoil with active flow control. The objective is to inform actuator…Het D. Patel, Yi Tsung Lee, Ashok Gopalarathnam et al.·Jun 2, 2025SaveLearn
Turbulent puffs in transitional pulsatile pipe flow at moderate pulsation amplitudesWe show that, in the transitional regime of pulsatile pipe flow, at moderate-to-high amplitudes 0.5 < A < 1, the first long-lived turbulent structures are localized and take the form of the puffs and…Daniel Morón, Marc Avila·Jun 2, 2025SaveLearn
New insights into the cavitation erosion by bubble collapse at moderate stand-off distancesNon-spherical bubble collapses near solid boundaries, generating water hammer pressures and shock waves, were recognized as key mechanisms for cavitation erosion. However, there is no agreement on…Zhesheng Zhao, Shuai Li, Chengwang Xiong et al.·Jun 2, 2025SaveLearn
Modelling and synthesizing turbulence with multi-scale coherent vorticesTurbulence is a complex system exhibiting both universal statistical features and prominent coherent structures. We model turbulence using coherent vortices distributed within a multi-scale…Zishuo Han, Weiyu Shen, Yue Yang·Jun 1, 2025SaveLearn
Effects of high-frequency and balanced motions on Lagrangian pair dispersion at the ocean surfaceWe investigate the properties of relative dispersion of Lagrangian particles in a global-ocean simulation resolving both inertia-gravity waves (IGW) and meso and submesoscale (M/SM) turbulence. More…Michael Maalouly, Apolline Dekens, Guillaume Lapeyre et al.·Jun 1, 2025SaveLearn
On the oscillatory dynamics of a Saffman--Taylor finger with a bubble at its tipThe complex behaviour of air-liquid interfaces driven into Hele-Shaw channels at high speeds could arise from oscillatory dynamics; yet, both the physical and dynamical mechanisms that lead to…Jack Lawless, Andrew L. Hazel, Anne Juel·Jun 1, 2025SaveLearn
Drift, diffusion and divergenceTurbulent Taylor-Couette flow displays traces of axisymmetric Taylor vortices even at high Reynolds numbers. With this motivation, Feldmann & Avila (2025) carry out long-time numerical simulations of…Laurette S. Tuckerman·May 31, 2025SaveLearn
Modelling laminar flow in V-shaped filters integrated with catalyst technologies for atmospheric pollutant removalAtmospheric pollution from particulate matter, volatile organic compounds and greenhouse gases is a critical environmental and public health issue, leading to respiratory diseases and climate change.…Samuel D. Tomlinson, Aliki M. Tsopelakou, Tzia M. Onn et al.·May 31, 2025SaveLearn
Jet breakup dynamics of viscoelastic carboxymethyl cellulose solutionsWe experimentally investigate the breakup dynamics of viscoelastic jets composed of carboxymethyl cellulose (CMC) solutions, focusing on the dripping and Rayleigh regimes at low flow rates. By…Ketan Vinayak Warghat, Yogesh Biswal, Sukesh Sharma et al.·May 31, 2025SaveLearn
Evolution of wind-generated shallow water waves in a Benney-Luke equationIn recent papers, denoted by MG24, MG25 in this text, we used the Korteweg-de Vries (KdV) equation and its two-dimensional extension, the Kadomtsev-Petviashvili (KP) equation to describe the…Montri Maleewong, Roger Grimshaw·May 31, 2025SaveLearn