High-Speed Thermal Imaging of Disk-shaped Firebrands in a Wind TunnelThe transport and temperature-time history of disk-shaped firebrands was studied with high-speed thermal imaging in a wind tunnel. One millimeter diameter wooden disks were ignited using a novel…Charles Callahan, Erick Gatica, Sean Coburn et al.·Jun 18, 2025SaveLearn
Predictions of flow distortions inside a serpentine diffuser from large-eddy simulationsThis work examines the flow separation and the resulting pressure distortions at the exit plane of a serpentine diffuser operating at both subsonic and transonic conditions. Wallmodeled large-eddy…Rahul Agrawal, Chad Winkler, Sanjeeb Bose et al.·Jun 18, 2025SaveLearn
Slip flows of a Bingham fluid in curved channelsMotivated by the treatment of varicose veins with aqueous foams, we determine the velocity profiles and yield surface positions for pressure-driven flows of a Bingham fluid in curved channels,…S. J. Cox, S. M. Taghavi·Jun 18, 2025SaveLearn
Liquid-fueled oblique detonation waves induced by reactive and non-reactive transverse liquid jetsThis computational study demonstrates the formation of liquid-fueled oblique detonation waves (ODWs) induced by a liquid transverse jet, which is either reactive or non-reactive. The study employs an…Wenhao Wang, Zongmin Hu, Peng Zhang·Jun 18, 2025SaveLearn
Direct numerical simulations of inhalation in a 23-generation lung modelThe air flows in the proximal and distal portions of the human lungs are interconnected: the lower Reynolds number in the deeper generations causes a progressive flow regularization, while mass…Marco Atzori, Emanuele Gallorini, Ciro Cottini et al.·Jun 17, 2025SaveLearn
Triangular instability of a strained Batchelor vortexWe investigate the triangular instability of a Batchelor vortex subjected to a stationary triangular strain field generated by three satellite vortices, in the presence of weak axial flow. The…A. S. P. Ayapilla, Y. Hattori, S. Le Dizès·Jun 17, 2025SaveLearn
Deep Learning-Based Prediction of High Explosive Induced Fluid DynamicsUnderwater explosions produce complex fluid phenomena relevant to diverse applications including maritime engineering, medical therapeutics, and inertial confinement fusion. These systems exhibit…Francis G. VanGessel, Mitul Pandya·Jun 17, 2025SaveLearn
Quantum-assisted tracer dispersion in turbulent shear flowWe present a quantum-assisted generative algorithm for synthetic tracks of Lagrangian tracer particles in a turbulent shear flow. The parallelism and sampling properties of quantum algorithms are…Julia Ingelmann, Fabian Schindler, Jörg Schumacher·Jun 17, 2025SaveLearn
Versatile SPH Open Boundary Conditions for Multiphase Flows in Extreme ConditionAlthough the Smoothed Particle Hydrodynamics (SPH) method has been demonstrated as a promising numerical solver for multiphase flow problems due to its Lagrangian nature, its application to complex…Zi-Yang Zhan, Zhen Chen·Jun 17, 2025SaveLearn
Symbolic Regression-Enhanced Dynamic Wake Meandering: Fast and Physically Consistent Wind-Turbine Wake ModelingAccurately modeling wind turbine wakes is essential for optimizing wind farm performance but remains a persistent challenge. While the dynamic wake meandering (DWM) model captures unsteady wake…Ding Wang, Dachuan Feng, Kangcheng Zhou et al.·Jun 17, 2025SaveLearn
A simple and efficient second-order immersed-boundary method for the incompressible Navier--Stokes equationsAn immersed-boundary method for the incompressible Navier--Stokes equations is presented. It employs discrete forcing for a sharp discrimination of the solid-fluid interface, and achieves…Paolo Luchini, Davide Gatti, Alessandro Chiarini et al.·Jun 17, 2025SaveLearn
Stability analysis of the flow in a coflowing deviceWe analyze the stability of the coflow configuration. The experiments and the global stability analysis show that the emitted jet always destabilizes before the tapering conical meniscus. This…M. Rubio, S. Rodríguez-Aparicio, M. G. Cabezas et al.·Jun 17, 2025SaveLearn
Turbulent stretching of dumbbells with hydrodynamic interactions: an analytical studyWe study the stretching of an elastic dumbbell in a turbulent flow, with the aim of understanding and quantifying the effect of hydrodynamic interactions (HI) between the beads of the dumbbell.…Jason R. Picardo, Dario Vincenzi·Jun 17, 2025SaveLearn
Physics-Informed Neural Networks for the Korteweg-de Vries Equation for Internal Solitary Wave Problem: Forward Simulation and Inverse Parameter EstimationPhysics-informed neural networks (PINNs) have emerged as a transformative framework for addressing operator learning and inverse problems involving the Korteweg-de Vries (KdV) equation for internal…Ming Kang, Hang Li, Qiwen Tan et al.·Jun 17, 2025SaveLearn
Bistability in radiatively heated melt pondsMelting and solidification processes, intertwined with convective flows, play a fundamental role in geophysical contexts. One of these processes is the formation of melt ponds on glaciers, ice…Rui Yang, Christopher J. Howland, Hao-Ran Liu et al.·Jun 17, 2025SaveLearn
Modeling flying formations as flow-mediated matterCollective locomotion of swimming and flying animals is fascinating in terms of individual-level fluid mechanics and group-level structure and dynamics. Here we bridge and relate these scales through…Christiana Mavroyiakoumou, Jiajie Wu, Leif Ristroph·Jun 16, 2025SaveLearn
A model of heat transfer from a cylinder in high-speed slip flow and determination of temperature jump coefficients using hot-wiresIn small-scale, low-density or high-speed flows, the mean free path of the gas and its molecular interaction with a solid interface are key properties for the analysis of heat transfer mechanisms…Diogo C. Barros, Lionel Larchevêque, Pierre Dupont·Jun 16, 2025SaveLearn
Non-coalescence and in-plane momentum generation in sessile droplet clustersIntuitively, droplets in proximity merge when brought into contact. However, under certain conditions, they may not coalesce due to the entrapment of an interstitial gas film. Non-coalescence between…Gopal Chandra Pal, Cheuk Wing Edmond Lam, Chander Shekhar Sharma·Jun 16, 2025SaveLearn
Stability analysis of time-periodic shear flow generated by an oscillating density interfaceWe consider the conceptual two-layered oscillating tank of Inoue & Smyth (2009), which mimics the time-periodic parallel shear flow generated by low-frequency (e.g. semi-diurnal tides) and…Lima Biswas, Anirban Guha·Jun 16, 2025SaveLearn
Near Wake Dynamics of a Cross-Flow Turbine ArrayCross-flow turbines, also known as vertical-axis turbines, convert the kinetic energy in moving fluid to mechanical energy using blades that rotate about an axis perpendicular to the incoming flow.…Isabel Scherl, Abigale Snortland, Steven Brunton et al.·Jun 16, 2025SaveLearn
Chaos, coherence and turbulenceThis paper is a personal overview of the efforts over the last half century to understand fluid turbulence in terms of simpler coherent units. The consequences of chaos and the concept of coherence…Javier Jimenez·Jun 16, 2025SaveLearn
Dual guidance: ROM-informed field reconstruction with generative modelsWe present a dual-guided framework for reconstructing unsteady incompressible flow fields using sparse observations. The approach combines optimized sensor placement with a physics-informed guided…Sajad Salavatidezfouli, Henrik Karstoft, Alexandros Iosifidis et al.·Jun 16, 2025SaveLearn
Two-phase stratified MHD flows in wide rectangular ducts: analytical and numerical solutionsThis study explores the effects of a non-conductive gas layer flowing concurrently with a conductive liquid on the two-phase flow characteristics in wide horizontal ducts under a constant vertical…Ilya Barmak, Subham Pal, Alexander Gelfgat et al.·Jun 16, 2025SaveLearn
Scaling in two-dimensional Rayleigh-B\'enard convectionAn equation for the evolution of mean kinetic energy, E , in a 2-D or 3-D Rayleigh-B\'enard system with domain height L is derived. Assuming classical Nusselt number scaling, $ Nu …Erik Lindborg·Jun 16, 2025SaveLearn
An advanced heat transfer model for Eulerian-Lagrangian simulations of industrial gas-solid flow systemsThe discrete element method (DEM) coupled with computational fluid dynamics (CFD), has been developed to simulate complex solid-fluid flow systems. Today, DEM is regarded as an established approach,…Toshiki Imatani, Mikio Sakai·Jun 16, 2025SaveLearn