Fibers settling in turbulence (YSA)

Alessandro Gambino¹, Stefano Brizzolara², Markus Holzner³, Filippo Coletti¹

1: Institute of Fluid Dynamics, ETH Zürich, CH-8092 Zürich, Switzerland.; 2: Institute of Science and Technology Austria (IST Austria), Klosterneuburg, Austria.; 3: Institute of Hydraulic Engineering and River Research (IWA), University of Natural Resources and Life Sciences, Vienna, Austria.

Particle-resolved simulations of gravity-induced settling of many spherical particles

Manuel Moriche¹, Manuel García-Villalba¹, Markus Uhlmann²

1: TU Wien; 2: Karlsruhe Institute of Technology

Reduced settling of heavy particles in homogeneous turbulence (YSA)

Matteo Clementi, Marcel Wedi, Filippo Coletti

ETH Zürich

An experimental quantification analysis of aerosol inhalation of real people in dynamic scenarios

Marco Cavagnola^1,2, Amar Aldnifat², Uwe Hampel^1,2, Gregory Lecrivain¹

1: Helmholtz-Zentrum Dresden-Rossendorf, Institute of Fluid Dynamics, Bautzner Landstraße 400, Dresden 01328, Germany.; 2: Technische Universität Dresden, Chair of Imaging Techniques in Energy and Process Engineering, Dresden 01062, Germany.

A novel neural network-based approach to predict hydrodynamic forces on suspended particles

Alexander Metelkin¹, Bernhard Vowinckel¹, Sam J. Jacob²

1: Technische Universität Dresden, The Institute for Urban and Industrial Water Management, Chair of Transport Processes in Hydrosystems (TPH), Bergstraße 66, 01069 Dresden, Germany; 2: Friedrich–Alexander–Universität (FAU) Erlangen–Nürnberg, Chair for Computer Science 10 - System simulation, Cauerstraße 11, 91058 Erlangen, Germany

Alignment relaxation time of inertialess spheroidal particles in turbulence

Zhiwen Cui, Lihao Zhao

Tsinghua University

Analysis of flow topology and particle behaviour in microcavities

Paulius Vilkinis, Justas Šereika

Lithuanian Energy Institute

Chiral Particle Dynamics: Insights from Turbulent Flows

Giulia Piumini¹, Detlef Lohse^1,2, Roberto Verzicco^1,3,4

1: Physics of Fluids Group University of Twente, Enschede, The Netherlands; 2: Max Planck Institute for Dynamics and Self-Organization, Go ̈ttingen, Germany; 3: Dipartimento di Ingegneria Industriale, University of Rome “Tor Vergata”, Rome, Italy; 4: Gran Sasso Science Institute, L’Aquila, Italy

Complete rotation rates of Kolmogorov-sized curved fibers

Vlad Giurgiu¹, Giuseppe Carlo Alp Caridi¹, Marco De Paoli^1,2, Alfredo Soldati^1,3

1: TU Wien, Institute of Fluid Mechanics and Heat Transfer, 1060 Vienna, Austria; 2: University of Twente, Physics of Fluids Group, 7500AE Enschede, The Netherlands; 3: Polytechnic Department, University of Udine, 33100 Udine, Italy

Curved fibres in wall-bounded turbulence

Darish Jeswin Dhas Sam, Davide Di Giusto, Cristian Marchioli

University of Udine, Italy

Aggregate growth of cohesive particles in micro-gravitational oscillations on board the International Space Station (YSA)

Fabian Kleischmann¹, Paolo Luzzatto-Fegiz², Eckart Meiburg², Bernhard Vowinckel¹

1: Institute of Urban and Industrial Water Management, Technische Universität Dresden, Germany; 2: Department of Mechanical Engineering, UC Santa Barbara, USA

Flow and entanglement of dense suspensions of soft fibers

Catalin Vlad, Manon L'Estimé, Caroline Frot, Camille Duprat

École Polytechnique

Inhomogeneous capillary flow of non-Brownian suspensions (YSA)

Virgile Thiévenaz¹, Nathan Vani¹, Alban Sauret²

1: PMMH, CNRS, ESPCI Paris, Université PSL, Sorbonne Université, Université Paris Cité, F-75005, Paris, France; 2: Department of Mechanical Engineering, University of California, Santa Barbara, California 93106, USA

Individual and collective motion of phoretic particles with complex shapes

Blaise Delmotte¹, Florencio Balboa Usabiaga²

1: LadHyX, CNRS, Ecole Polytechnique; 2: BCAM - Basque Center for Applied Mathematics

Numerical consideration of the formation and decline of a granular suspension state

Hannah Keese¹, Oliver Stelzer², Julia Rothschink², Thomas Nagel^1,3

1: TU Bergakademie Freiberg, Chair of Soil Mechanics and Foundation Engineering, Gustav-Zeuner-Str. 1, 09599 Freiberg, Germany; 2: Federal Waterways Engineering and Research Institute, Kußmaulstr. 17, 76187 Karlsruhe, Germany; 3: Freiberg Center for Water Research (ZeWaF), TU Bergakademie Freiberg, Winklerstr. 5, 09599 Freiberg, Germany

Rheology of bubble suspensions in unsteady shear flows

Kohei Ohie, Yuji Tasaka, Yuichi Murai

Hokkaido University

Stokesian dynamics simulations of sedimenting polydisperse suspensions with a continuous size distribution and hindrance function modelling

Heng Li, Lorenzo Botto

Process & Energy Department, TU Delft

How do shear-thickening suspensions flow through pipes?

Henri Lhuissier, Alexis Bougouin, Yoël Forterre, Bloen Metzger

Aix Marseille Univ, CNRS, IUSTI, Marseille, France

Viscous to Inertial Transition in Dense Granular Suspensions

Franco Tapia¹, Mie Ichihara², Olivier Pouliquen³, Elisabeth Guazzelli⁴

1: Institute of Urban and Industrial water management, TUD Dresden University of Technology, 01062 Dresden, Germany; 2: Earthquake Research Institute, The University of Tokyo, 1-1-1, Yayoi, Bunkyo-ku, Tokyo 113-0032, Japan; 3: Aix-Marseille Université, CNRS, IUSTI, 13453 Marseille, France; 4: Université de Paris, CNRS, Matière et Systèmes Complexes (MSC) UMR 7057, Paris, France

Dynamics of Granular Mixing: Insights from DEM Simulations and Experimental Observations

Jaromir Havlica^1,2, Martin Kozakovic², Anna Kokavcova^1,2, Tereza Travnickova¹

1: The Czech Academy of Sciences, Institute of Chemical Process Fundamentals, Rozvojova 2/135, 165 02 Prague, Czech Republic; 2: Jan Evangelista Purkyně University in Ústí nad Labem, Faculty of Science, Pasteurova 3632/15, 400 96 Ústí nad Labem, Czech Republic

Rheology of a granular medium mixed with flexible fibers

Ladislas Wierzchalek, Georges Gauthier, Baptiste Darbois-Texier

Laboratoire Fast, Université Paris-Saclay

Reorganization of grains and bed armoring in granular beds

Erick Franklin¹, Jaime Gonzalez², David Cúñez³

1: UNICAMP - Universidade Estadual de Campinas; 2: EPN - Escuela Politécnica Nacional; 3: Rochester Institute of Technology

Modelling dense powder flow with CFD inside a rotating drum and a screw reactor

Lucas Chatre^1,2, Xavier Lemerle¹, Marc Bataille¹, Florian Herbelet¹, Marie Debacq^2,3, Jeremy Nos⁴, Khashayar Saleh⁵, Mikel Leturia⁵, Tojonirina Randriamanantena¹

1: CEA, DES, ISEC, DMRC, Université de Montpellier, Marcoule; 2: Université Paris-Saclay, INRAE, AgroParisTech, UMR SayFood, 91120, Palaiseau, France; 3: CNAM, 2 rue Conté, 75003 Paris, France; 4: ORANO Recyclage,125 Avenue de Paris, 92320, Châtillon, France; 5: Université de Technologie de Compiègne, ESCOM, TIMR (Integrated Transformations of Renewable Matter), Centre de recherche de Royallieu - CS 60 319 - 60 203 Compiègne Cedex

Granular flow dynamics in the transverse plane of a rotary drum using a phase field technique for multiphase modeling.

Athanasios Balachtsis, Yannis Dimakopoulos, Ioannis Tsamopoulos

Laboratory of Fluid Mechanics and Rheology, Department of Chemical Engineering, University of Patras, Patras, Greece

Dynamics of penetration into a granular medium by successive impacts

Baptiste Darbois Texier, Yann Bertho, Antoine Seguin

Université Paris-Saclay, CNRS, Laboratoire FAST, 91405 Orsay, France

A new constitutive law for immersed granular flows including weak inertial effects

Benjamin Fry, Laurent Lacaze, Thomas Bonometti, Francois Charru

Institut de Mecanique des Fluides de Toulouse, IMFT, Universite de Toulouse, CNRS - Toulouse, FRANCE

Barchans interacting with dune-size obstacles

Danilo da Silva Borges, Willian Righi Assis, Erick de Moraes Franklin

School of Mechanical Engineering, State University of Campinas- UNICAMP, SP, Brazil

Drag reduction in the side-by-side motion of intruders in a granular medium

Douglas Carvalho^1,2, Yann Bertho², Antoine Seguin², Erick Franklin¹, Baptiste Darbois Texier²

1: Universidade Estadual de Campinas (UNICAMP); 2: Université Paris-Saclay, CNRS, Laboratoire FAST

Disentangling inertial and gravitaitonal effects on settling of particles in turbulent flows

Facundo Cabrera-Booman^1,3, Cheng Wang^1,2, Benjamin Laplace¹, Raúl Bayoán Cal², Nicolas Plihon¹, Romain Volk¹, Mickaël Bourgoin¹

1: Univ Lyon, ENS de Lyon, CNRS, Laboratoire de Physique, F-69342 Lyon, France; 2: Center for Combustion Energy, Key Laboratory for Thermal Science and Power Engineering of Ministry of Education, Department of Energy and Power Engineering, Tsinghua University, 100084 Beijing, PR China; 3: Department of Mechanical and Materials Engineering, Portland State University, Portland, OR, USA

Dynamic Behaviour of Fibre-Laden Drops

Subhadrakutty Radhakrishnakumar¹, Uwe Hampel^1,2, Gregory Lecrivain¹

1: Helmholtz-Zentrum Dresden-Rossendorf, Institute of Fluid Dynamics, Bautzner Landstrasse 400, 01328 Dresden, Germany; 2: Chair of Imaging Techniques and Process Engineering, Institute of Power Engineering, Technische Universität Dresden, Germany

Group invariant convolutional neural networks-based deep reinforcement learning for effective flow control

Joongoo Jeon¹, Jean Rabault², Joel Vasanth³, Francisco Alcántara-Á vila³, Ricardo Vinuesa³

1: Jeonbuk National University, Graduate School of Integrated Energy-AI, 54896 Jeonju-si, South Korea; 2: Independent Researcher, Oslo, Norway; 3: KTH Royal Institute of Technology, FLOW, Engineering Mechanics, SE-100 44 Stockholm, Sweden

Geometry-informed Deep Learning approach for predicting fluid flow in reactors

Nausheen Basha¹, Mosayeb Shams¹, Amrutha Sreekumar¹, Sibo Cheng², Rossella Arcucci³, Omar K. Matar¹

1: Department of Chemical Engineering, Imperial College London, UK; 2: Data Science Institute, Department of Computing, Imperial College London, UK; 3: Department of Earth Science & Engineering, Imperial College London, UK

Flow field and body shape reconstruction for compressible flows using ODIL & JAX-Fluids

Deniz Bezgin¹, Aaron Buhendwa¹, Petr Karnakov², Nikolaus Adams¹, Petros Koumoutsakos²

1: Technical University of Munich, School of Engineering and Design, Chair of Aerodynamics and Fluid Mechanics; 2: Computational Science and Engineering Laboratory, Harvard John A. Paulson School of Engineering and Applied Sciences

Extracting similarity from data

Nikos Bempedelis¹, Luca Magri^2,3,4, Kostas Steiros²

1: School of Engineering and Materials Science, Queen Mary University of London, E1 4NS, London, UK; 2: Department of Aeronautics, Imperial College London, SW7 2AZ London, UK; 3: The Alan Turing Institute, London NW1 2DB, UK; 4: Politecnico di Torino, DIMEAS, Corso Duca degli Abruzzi, 24 10129 Torino, Italy

Explainable deep learning to identify coherent structures in turbulence

Ricardo Vinuesa¹, Andrés Cremades¹, Rahul Deshpande², Pedro Quintero³, Martin Lellep⁴, Moritz Linkmann⁴, Ivan Marusic², Sergio Hoyas³

1: KTH Royal Institute of Technology; 2: University of Melbourne; 3: Polytechnic University of Valencia; 4: University of Edinburgh

Deep reinforcement learning for autonomous navigation in complex flows

Selim Mecanna^1,2,3,4, Aurore Loisy^1,2,3,4, Christophe Eloy^1,2,3,4

1: Aix Marseille Université; 2: Centrale Méditerranée; 3: CNRS; 4: IRPHE

Deep Reinforcement Learning for Active Flow Control: Where we stand, and perspectives for the years to come

Jean Rabault¹, Pol Suarez², Francisco Alcantara-Avila², Luca Guastoni², Bernat Font³, Arnau Miro⁴, Xavier Garcia Lozano², Joel Vasanth⁵, Joongoo Jeon⁶, Oriol Lehmkuhl⁴, Ricardo Vinuesa²

1: Independent Researcher, Oslo, Norway; 2: KTH Royal Institute of Technology, Stockholm, Sweden; 3: TU Delft, Delft, Netherlands; 4: Barcelona Supercomputing Center, Barcelona, Spain; 5: National Institute of Standards and Technology, Gaithersburg, United States; 6: Jeonbuk National University, Jeonju, Republic of Korea

Deep learning-based reduced order model for three-dimensional unsteady flow with mesh transformation and stitching

Chen Gang, Xin Li

School of Aerospace Engineering, Xi’an Jiaotong University

Data-driven correlations for thermohydraulic roughness properties

Simon Dalpke¹, Jiasheng Yang¹, Pourya Forooghi², Bettina Frohnapfel¹, Alexander Stroh¹

1: Institute of Fluid Mechanics, Karlsruhe Institute of Technology; 2: Department of Mechanical & Production Engineering, Aarhus University

Bayesian olfactory search in realistic turbulent flows

Robin A. Heinonen¹, Fabio Bonaccorso¹, Luca Biferale¹, Antonio Celani², Massimo Vergassola³

1: University of Rome, "Tor Vergata"; 2: The Abdus Salam International Center for Theoretical Physics; 3: Ecole Normale Superieure

Bayesian Approaches for Odor Source Localization in a Turbulent Environment

Lorenzo Piro¹, Robin A. Heinonen¹, Massimo Cencini^2,3, Luca Biferale¹

1: Department of Physics & INFN, University of Rome ''Tor Vergata", Via della Ricerca Scientifica 1, 00133 Rome, Italy; 2: Istituto dei Sistemi Complessi, CNR, Via dei Taurini 19, 00185 Rome, Italy; 3: INFN ''Tor Vergata", Via della Ricerca Scientifica 1, 00133 Rome, Italy

An LES Informed Augmented Turbulence Kinetic Energy Neural Network Model for Near-wall Jet Flows

Christopher David Ellis¹, Hao Xia², Stephen Ambrose¹

1: University of Nottingham; 2: Loughborough University

m2MLC applied to smart skin separation mitigation

Guy Y. Cornejo Maceda¹, Zhutao Jiang¹, Gao Nan², Bernd R. Noack^1,3

1: Chair of AI and Aerodynamics, School of Mechanical Engineering and Automation, Harbin Institute of Technology, Shenzhen, 518055, People’s Republic of China; 2: Department of Mechanical Engineering, University of New Brunswick, Fredericton, E3B 1B5, New Brunswick, Canada; 3: Guangdong Provincial Key Laboratory of Intelligent Morphing Mechanisms and Adaptive Robotics, Harbin Institute of Technology, 518055 Shenzhen, People’s Republic of China

A Multi Environment Formulation for Data Assimilation in Cryogenic Storage Tanks

Samuel Ahizi¹, Pedro Marques^1,2, Miguel A Mendez¹

1: von Karman Institute for Fluid Dynamics; 2: Université Libre de Bruxelles

U-Net based Neural Network with Multigrid V-cycle for Navier Stokes Solution

Kiran Bhaganagar¹, David Chambers²

1: University of Texas San Antonio; 2: South west Research Institution

Dynamics of long flexible fibers in turbulent channel flow

Cristian Marchioli^1,2, Darish Jeswin Dhas Sam¹, Davide Di Giusto¹

1: University of Udine; 2: CISM, Udine, Italy

Effects of turbulence on the settling and dispersion of finite-size particles

Yi Hui Tee, Petter Rikheim Benonisen, R. Jason Hearst

Department of Energy and Process Engineering, Norwegian University of Science and Technology

Erosion on Complex Surfaces by Flows with High Particle Concentrations

Eduardo R David, Juliana B R Loureiro, Atila P Silva Freire

Federal University of Rio de Janeiro

Fiber aggregation in flows

Lucas Gey, Gautier Verhille, Patrice Le Gal

Aix Marseille Univ, CNRS, Centrale Marseille, IRPHE, 49 rue Fr´ed´eric Joliot-Curie, 13384, Marseille Cedex 13, France

Finite size effects in particle-laden turbulent flows

Simone Tandurella, Alessandro Chiarini, Marco Edoardo Rosti

Okinawa Institute of Science and Technology

Flow visualization using optically active particles

Rene van Hout, Vladislav Rinsky

Technion - Israel Institute of Technology

Formation of caustics of inertial particles observed with the Lagrangian tetrad model

Yu Zhang, Haitao Xu

Center for Combustion Energy and School of Aerospace Engineering, Tsinghua University, 100084 Beijing, China

Fragment size statistics and dynamics in a laboratory model of fragmentation of a 2D floating membrane by surface waves.

Michael Berhanu¹, Mathéo Aksil², Louis Saddier³, Ambre Palotai², Michel Tsamados⁴, Antonin Eddi⁵, Stéphane Perrard⁵

1: MSC, Université Paris Cité, CNRS (UMR 7057), 75013 Paris, France; 2: Ecole Normale Superieure, Paris Sciences & Lettres University, France; 3: ENSL, UCBL, CNRS, Laboratoire de physique, F-69342 Lyon, France; 4: Center for Polar observation, University College London, London, UK; 5: PMMH, CNRS, ESPCI Paris, University PSL, Paris 75005, France

Free fall of a group of inertial cylinders: impact of the elongation ratio on the multiscale dynamics

Dylan Letessier, Patricia Ern, Véronique Roig

Institut de Mécanique des Fluides de Toulouse, Université de Toulouse - CNRS. France

Inertial particles clustering in turbulence: a computational study on the effect of filtering, caustic folds and cluster length scales

Lukas A. Codispoti, Daniel W. Meyer, Patrick Jenny

Institute of Fluid Dynamics, ETH Zürich, Sonneggstrasse 3, 8092 Zürich, Switzerland

Influence of highly dilute neutrally buoyant particles on transitional pipe flow characteristics

Rishav Raj, Alban Potherat

Centre for Fluids and Complex Systems, Coventry University

Large heavy particles in wall-bounded turbulence

Robert Jäckel, Bayode Owolabi, Luca Moriconi, Juliana Loureiro

Interdisciplinary Center for Fluid Dynamics, Federal University of Rio de Janeiro, Rio de Janeiro, PC 21941-594, Brazil

Modelling and prediction of inertial particle velocity in turbulent channel flow

Yucang Ruan¹, Zuoli Xiao^1,2,3

1: State Key Laboratory for Turbulence and Complex Systems, College of Engineering, Peking University, Beijing 100871, PR China; 2: HEDPS and Center for Applied Physics and Technology, College of Engineering, Peking University, Beijing 100871, PR China; 3: Nanchang Innovation Institute, Peking University, Nanchang 330008, PR China

Near-wall accumulation of inertial particles in compressible turbulent channel flows

Ying Zhang¹, Zhiwen Cui¹, Tingting Li², Chunxiao Xu¹, Lihao Zhao¹

1: Tsinghua University; 2: State Key Laboratory of Aerodynamics

Numerical calculation of the multi-phase transport in geothermal drilling using a Eulerian-Lagrangian approach

Hozan Ibrahim, Kathrin Susanne Skinder, Gunther Brenner

Clausthal University of Technology, Adolph-Roemer-Str. 2A, 38678 Clausthal-Zellerfeld, Germany

Numerical study of the particle-bed interaction dynamics in viscous fluids using a combined constraint/impulse-based approach

Hozan Ibrahim, Kathrin Skinder, Gunther Brenner

TU Clausthal

Numerical study of particle transport in the wake of one or several bodies under different flow conditions

Hans Joans Zeballos Rivera, Agathe Chouippe, Denis Funfschilling, Yannick Hoarau

ICube Laboratory, UMF 7357, University of Strasbourg, CNRS, 1 cour des cigarières, 67070 Strasbourg, France

Shear-induced particle migration in multi- and poly-disperse concentrated viscous suspensions. Effect of particle size distribution

Olga Lavrenteva, Avinoam Nir

Technion -Israel Institute of Technology

Direct numerical simulation of particle clustering in compressible turbulent channel flows using an Eulerian approach

AJAY DHANKARGHARE, Yuval Dagan

Technion - Israel Institute of Technology

Particle resuspension from complex multilayer deposits by laminar flows: statistical analysis and modeling

Christophe Henry¹, Hao Liu², Mireille Bossy¹, Vowinckel Bernhard³

1: Université Côte d’Azur, Inria, CNRS, Calisto team, Sophia Antipolis, France; 2: Universität Bayreuth, Germany; 3: Technische Universität Dresden, Department of Hydrosciences, 01069, Dresden, Germany

Preferential concentration of particles in decaying isotropic turbulence

Abishek Sarkar¹, Manjul Sharma², Vinod Narayanan¹

1: Indian Institute of Technology Gandhinagar, Palaj, Gandhinagar, 382355, India; 2: University of Colorado Boulder, 914 Broadway, Boulder, CO 80302

Incipient motion of a single particle on a regular substrate in an oscillatory flow inferred by combined DNS and PIV measurements

Timo van Overveld^1,2,3, Marco Mazzuoli⁴, Markus Uhlmann⁵, Herman Clercx^2,3, Matias Duran-Matute^2,3

1: Transport Phenomena Group, Department of Chemical Engineering, Delft University of Technology, the Netherlands; 2: Fluids and Flows Group, Department of Applied Physics and Science Education, Eindhoven University of Technology, the Netherlands; 3: J.M. Burgers Center for Fluid Dynamics; 4: Department of Civil, Chemical and Environmental Engineering, University of Genoa, Italy; 5: Institute for Hydromechanics, Karlsruhe Institute of Technology, Germany

Flexible fibers’ transport in homogeneous and isotropic turbulent flow: experimental study

Hugo Poncelet, Gautier Verhille

Institut de Recherche sur les Phénomènes Hors Equilibre (IRPHE)

Hydromechanics of fluid-particle interactions in complex fluids: constitutive equations and the meaning of dissipation

Massimiliano Giona, Giuseppe Procopio, Chiara Pezzotti

Università di Roma La Sapienza

Settling of not so heavy particles in a turbulent flow: experiment and simulations

Romain Monchaux¹, Anne Dejoan², Clément Toupoint¹, Antoine Lledo¹

1: UME-LMI, ENSTA-Paris, Institut Polytechnique de Paris, 828 boulevard des maréchaux, 91762 Palaiseau, France; 2: Department of Energy, CIEMAT, Avda. Complutense 22, Madrid 28040, Spain

Visualising particle centrifugation at 5000Gs

Lorenzo Botto¹, Maurice Mikkers¹, Joost Dekker², Heng Li¹, Christian Diddens², Alvaro Marin²

1: TU Delft; 2: TU Twente

Phase space analysis of the heat transfer in a shearless particle-laden turbulent flow

Hamid Reza Zandi Pour¹, Perry L. Johnson², Michele Iovieno¹

1: Politecnico di Torino, Dipartimento di Ingegneria Meccanica e Aerospaziale, Corso Duca degli Abruzzi 24, 10129 Torino, Italy; 2: University of California, Irvine, Samueli School of Engineering, Irvine, CA 92697, USA

The role of the forces acting on light particles dispersed in wall turbulence

Domenico Zaza, Michele Iovieno

Dipartimento di Ingegneria Meccanica e Aerospaziale, Politecnico di Torino

Transient density-driven granular segregation dynamics in a rotating drum

Theodoros Nestor Papapetrou, Martina Bieberle, Frank Barthel, Uwe Hampel, Gregory Lecrivain

Helmholtz-Zentrum Dresden – Rossendorf, Institute of Fluid Dynamics, Bautzner Landstraße 400, 01328 Dresden, Germany