Special Issues

Fluids publishes Special Issues to create collections of papers on specific topics, with the aim of building a community of authors and readers to discuss the latest research and develop new ideas and research directions. Special Issues are led by Guest Editors, who are experts on the topic and all Special Issue submissions follow MDPI's standard editorial process. The journal’s Editor-in-Chief and/or designated Editorial Board Member will oversee Guest Editor appointments and Special Issue proposals, checking their content for relevance and ensuring the suitability of the material for the journal. The papers published in a Special Issue will be collected and displayed on a dedicated page of the journal’s website. Further information on MDPI's Special Issue policies and Guest Editor responsibilities can be found here. For any inquiries related to a Special Issue, please contact the Editorial Office.

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Pipe Flow: Research and Applications, 2nd Edition submission deadline 28 Feb 2026 | 7 articles | Viewed by 15377 | Submission Open
Keywords: pipe flow; pressure drop; curved pipes  ; pipe bend  ; laminar flow  ; turbulent flow  ; secondary flow  ; flow separation  ; particle image velocimetry  ; flow measurement  ; helically coiled pipes  ; pulsatile flow; computational fluid dynamics  ; particle methods
(This special issue belongs to the Section Mathematical and Computational Fluid Mechanics)
Advances in Computational Mechanics of Non-Newtonian Fluids, 2nd Edition submission deadline 28 Feb 2026 | 5 articles | Viewed by 5679 | Submission Open
Keywords: non-Newtonian fluids; rheology; multiphase flow; computational fluid dynamics (CFD); mathematical modeling; viscoelasticity; thixotropy; slurries; suspensions; polymers; biofluids; geofluids
(This special issue belongs to the Section Non-Newtonian and Complex Fluids)
Advances in Fuel Injection Research for Engines
edited by Liyun Fan and
submission deadline 28 Feb 2026 | 1 articles | Viewed by 2146 | Submission Open
Keywords: fuel supply system; high-pressure fuel system; hybrid power injection system; traditional fuels and low-carbon fuels; gas fuel injection; liquid fuel injection; solid fuel injection; flow and cavitation; cooling; spray; design
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Multiphase Simulations with the Volume-of-Fluid (VOF) Approach submission deadline 28 Feb 2026 | 1 articles | Viewed by 571 | Submission Open
Keywords: volume-of-fluid; computational fluid dynamics; multiphase flow and heat transfer; multiphase simulations; interfaces capillary phenomena; drop impact; bubble dynamics; evaporation and condensation; hybrid approaches
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Cavitation and Bubble Dynamics, 2nd Edition
edited by
submission deadline 28 Feb 2026 | 1 articles | Viewed by 514 | Submission Open
Keywords: cavitation erosion; bubble interactions; fluid-structure interaction; shock wave; vapor bubbles
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Turbulence in Nature
edited by
submission deadline 30 Mar 2026 | Viewed by 255 | Submission Open
Keywords: turbulence; nature; CFD; complex systems
Advances in Multiphase Flow Simulation with Machine Learning submission deadline 31 Mar 2026 | 4 articles | Viewed by 12618 | Submission Open
Keywords: multiphase flow; simulation; machine learning; inference; optimization; acceleration; CPU/GPU
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Computational Fluid Dynamics Applied to Transport Phenomena
edited by , Luiz Alberto Oliveira Rocha and
submission deadline 31 Mar 2026 | 8 articles | Viewed by 8445 | Submission Open
Keywords: heat transfer; fluid flow; numerical simulation; computational modeling
(This special issue belongs to the Section Mathematical and Computational Fluid Mechanics)
Marine Hydrodynamics: Theory and Application
edited by Hao Chen and
submission deadline 31 Mar 2026 | 4 articles | Viewed by 5950 | Submission Open
Keywords: offshore renewable energy; wave– structure interaction; machine learning and data-driven approaches; ship hydrodynamics; coastal and nearshore dynamics
(This special issue belongs to the Section Geophysical and Environmental Fluid Mechanics)
Vortex Dynamics submission deadline 31 Mar 2026 | 1 articles | Viewed by 763 | Submission Open
Keywords: aircraft wake vortices; bluff body aerodynamics; boundary layer flow; coherent structures; computational fluid dynamics (CFD) modeling and the simulation of vortical flows; gas particle two-phase free turbulent flow; ground effect mechanisms; heat transfer; analysis of interactions among particles using fast multipole methods (FMMs) and/or CUDA technology; linear stability analysis; magnus effect; multiple bodies; separated flow; slender body aerodynamics; surface roughness; turbulence in fluids; vertical axis-type wind turbine; vortex-induced vibrations (VIVs); wake-induced vibrations (WIVs); wind tunnel testing of vehicles
(This special issue belongs to the Section Mathematical and Computational Fluid Mechanics)
State-of-the-Art Computational Fluid Dynamics and Applications submission deadline 31 Mar 2026 | Viewed by 341 | Submission Open
Keywords: computational fluid dynamics; fluid engineering applications; multiphysics simulation; high-fidelity modeling; digital twin; GPU acceleration; machine learning; aerodynamics; biomedical flows; energy systems
Lattice Boltzmann Methods: Fundamentals and Applications, 2nd Edition
edited by
submission deadline 31 Mar 2026 | Viewed by 280 | Submission Open
Keywords: high-performance computing; GPU acceleration; parallel computing; boundary condition treatments; unstructured meshes; complex geometries; multiphase flow; multiphysics coupling; multiscale modeling  
Research on the Formation and Movement of Droplets
edited by and Zhentao Wang
submission deadline 25 Apr 2026 | 1 articles | Viewed by 905 | Submission Open
Keywords: droplet formation; droplet dynamics; interfacial phenomena; multiphase flow; heat and mass transfer; coalescence and breakup; microfluidics; wettability; evaporation and condensation; external field effects
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Industrial CFD and Fluid Modelling in Engineering, 3rd Edition
edited by
submission deadline 30 Apr 2026 | 5 articles | Viewed by 6460 | Submission Open
Keywords: industrial CFD; aerospace fluid mechanics; turbomachinery; optimization methods; large-eddy simulation; detached eddy simulation; wall-modeled LES; computational gas dynamics; multiphase flows; reactive flows; numerical modeling in fluids; turbulence modeling; energy systems
(This special issue belongs to the Section Mathematical and Computational Fluid Mechanics)
Heat Transfer in the Industry
edited by Paloma Martínez-Merino
submission deadline 30 Apr 2026 | 3 articles | Viewed by 3244 | Submission Open
Keywords: industrial heat transfer; thermal management; energy efficiency; heat exchangers; phase-change heat transfer; computational thermal modeling; experimental heat transfer techniques; sustainable thermal systems
(This special issue belongs to the Section Heat and Mass Transfer)
Multiphase Flow for Industry Applications, 2nd Edition
edited by and Priscilla Ribeiro Varges
submission deadline 30 Apr 2026 | 1 articles | Viewed by 532 | Submission Open
Keywords: multiphase flow; flow dynamics; flow measurement; mass transfer; heat transfer; rheology; mixing; interfaces flow regime
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Advances in Hemodynamics and Related Biological Flows, 2nd Edition submission deadline 30 Apr 2026 | Viewed by 139 | Submission Open
Keywords: biological flow; hemodynamics; analytical; computational; experimental; blood; fluid dynamics; computational fluid dynamics; red blood cell trauma; hemolysis; FDA; turbulence; Kolmogorov length scale; erythrocyte; artificial organs; blood flow; pressure loss coefficient; developmental biology; viscous stress; Reynolds stress; power law model; prosthetic heart devices; heart assist devices; erythrocyte deformability; red blood cell(RBC); mechanical trauma; sublethal damage; mechanical trauma
(This special issue belongs to the Section Non-Newtonian and Complex Fluids)
Mixing and Mass Transfer in Various Chemical Reactors
edited by
submission deadline 30 Apr 2026 | Viewed by 129 | Submission Open
Keywords: liquid mixing; solids mixing; gas–liquid mass transfer; liquid–solid mass transfer; new measurement techniques
(This special issue belongs to the Section Heat and Mass Transfer)
Environmental Hydraulics, Turbulence and Sediment Transport, 3rd Edition submission deadline 31 May 2026 | 7 articles | Viewed by 14784 | Submission Open
Keywords: bedform; river hydrodynamics; morphology processes; sediment transport; vegetated flow; flood; dam-induced flow; analytical modeling; numerical modeling
(This special issue belongs to the Section Geophysical and Environmental Fluid Mechanics)
Flow Control Across Varying Length Scales: Nanofluidics, Microfluidics and Millifluidics
edited by , , and Zhenhao Lin
submission deadline 31 May 2026 | 2 articles | Viewed by 4708 | Submission Open
Keywords: flow control; nanofluidics; microfluidics; millifluidics
Physical and Chemical Phenomena in High-Speed Flows
edited by
submission deadline 31 May 2026 | 2 articles | Viewed by 1930 | Submission Open
Keywords: high-speed flow; shock wave; computational flow dynamics; chemical reactions; turbulence; high-temperature effects
(This special issue belongs to the Section Turbulence)
Quantum Computing for Flow Simulations
edited by Surya Pratap Vanka and
submission deadline 31 May 2026 | Viewed by 475 | Submission Open
Keywords: quantum computing; computational fluid dynamics; scientific computing; turbulence; quantum linear solvers
(This special issue belongs to the Section Mathematical and Computational Fluid Mechanics)
Flow Control Techniques: Advances in Flow System Analysis, Modeling and Applications, Second Edition
edited by
submission deadline 31 May 2026 | Viewed by 286 | Submission Open
Keywords: trapped vortex; shock wave control; drag reduction; high-lift profile; fluidic thrust vectoring; nozzle instabilities; dynamic stall; compressor rotating stall; synthetic jet; virtual shaping; plasma actuators; dielectric barrier discharge plasma actuator; combustion instability; supersonic inlets; scramjet
Cardiovascular Flows: Pulsatility, Valve Dynamics, and Vascular Interaction
edited by Filip Konecny
submission deadline 30 Jun 2026 | Viewed by 96 | Submission Open
Keywords: ventricular– arterial coupling (VAC); single beat/noninvasive PV estimation; right-ventricular PV reconstruction (RV– PA coupling); fluid– structure interaction (FSI) and valve dynamics; transcatheter valve (TAVR) hemodynamics; pulsatility and arterial stiffness; wall shear stress (WSS)/helicity; four-dimensional-flow CMR/CFD-informed PV metrics; stroke work and myocardial efficiency; machine-learning/computer-vision PV pipelines
(This special issue belongs to the Section Non-Newtonian and Complex Fluids)
Respiratory Flows, 2nd Edition
edited by
submission deadline 30 Jun 2026 | Viewed by 88 | Submission Open
Keywords: respiratory system; fluid dynamics; aerosol deposition; particle transport
(This special issue belongs to the Section Heat and Mass Transfer)
Thermal Fluids: Theory and Applications
edited by
submission deadline 31 Jul 2026 | Viewed by 720 | Submission Open
Keywords: thermodynamics; heat and mass transfer; computational fluid mechanics; porous structure; laminar and turbulent flow; renewable energy; single-phase and two-phase flow
(This special issue belongs to the Section Heat and Mass Transfer)
Physics and Applications of Microfluidics, 2nd Edition
edited by
submission deadline 31 Jul 2026 | Viewed by 136 | Submission Open
Keywords: microfluidics; multiphase flow; rarefied flow; nonequilibrium gas flow; biochip; lab-on-a-chip; microchannels; computational fluid dynamics; experimental fluid dynamics
Drag Reduction Through Traditional or Machine Learning-Based Flow Control
edited by Bingfu Zhang, , Mingming Zhang and
submission deadline 31 Aug 2026 | 1 articles | Viewed by 2195 | Submission Open
Keywords: aerodynamic drag reduction for high-speed trains; cars; and aircrafts; hydrodynamic drag reduction for ships and underwater vehicles; skin-friction drag reduction in turbulent flows; aerodynamics and flow control for wind turbines; application of machine learning for flow control; artificial intelligence-based fluid dynamic shape optimization
(This special issue belongs to the Section Turbulence)
Machine Learning and Artificial Intelligence in Fluid Mechanics, 2nd Edition
edited by
submission deadline 31 Aug 2026 | 2 articles | Viewed by 597 | Submission Open
Keywords: machine learning; data-driven fluid mechanics; turbulence modeling; reduced-order CFD; neural networks; symbolic regression
Modelling and Simulation of Turbulent Flows, 2nd Edition
edited by and Jun Yao
submission deadline 27 Sep 2026 | 2 articles | Viewed by 1799 | Submission Open
Keywords: turbulent flows; modelling and simulation; direct numerical simulation (DNS); large-eddy simulation (LES); hybrid RANS– LES; data-driven CFD modelling; numerical methods; steady and unsteady aerodynamics; shock-wave– boundary layer interactions; multiphase flow; reacting flow; aeroacoustics
(This special issue belongs to the Section Turbulence)
Computational Fluid Dynamics of Multiphase Systems
edited by and Hai Hung Pham
submission deadline 30 Sep 2026 | Viewed by 750 | Submission Open
Keywords: multiphase flows; computational fluid dynamics; interfacial phenomena; multiscale modeling; high-performance computing; machine learning in CFD
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Fluids Flow in Mining Engineering submission deadline 30 Sep 2026 | Viewed by 398 | Submission Open
Keywords: mine hydrogeological structure; mine water; mine water inrush; groundwater flow; grout diffusion mechanism; instability mechanism
(This special issue belongs to the Section Geophysical and Environmental Fluid Mechanics)
Thermal Sciences and Digitalization: Towards Intelligent and Sustainable Systems submission deadline 30 Sep 2026 | Viewed by 254 | Submission Open
Keywords: heat and mass transfer; fluid mechanics; multiphase flows; phase change materials; nanofluids; renewable energy systems; desalination and water-energy nexus; hydrogen storage and conversion; digital twins; artificial intelligence in thermal sciences
(This special issue belongs to the Section Heat and Mass Transfer)
Flow Visualization: Experiments and Techniques, 3rd Edition
edited by Mingming Ge, and Xin-Lei Zhang
submission deadline 30 Oct 2026 | Viewed by 36 | Submission Open
Keywords: flow visualization; multiphase flow; cavitation; high-speed photography; PIV; X-ray imaging; pressure field reconstruction; data assimilation; machine learning
(This special issue belongs to the Section Mathematical and Computational Fluid Mechanics)
Open and Closed-Loop Control Systems for Active Flow Control
edited by
submission deadline 31 Oct 2026 | Viewed by 286 | Submission Open
Keywords: adaptive control; synthetic jet actuators (SJAs); flow interaction; advanced sensing; machine learning; real-time control; performance optimization; jets; airfoils; turbomachinery; adaptive control frameworks
(This special issue belongs to the Section Turbulence)
Innovations in Multiphase Flow
edited by and
submission deadline 31 Oct 2026 | Viewed by 77 | Submission Open
Keywords: multiphase flow measurement; AI-assisted flow modeling; digital twin; hybrid CFD– ML modeling; bubble/droplet dynamics; gas– solid fluidization; interfacial transport; real-time monitoring; reduced-order modeling; data-driven simulation
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Vortex Definition and Identification
edited by Chaoqun Liu
submission deadline 30 Nov 2026 | 4 articles | Viewed by 5270 | Submission Open
Keywords: vortex definition; identification; application; turbulence
(This special issue belongs to the Section Turbulence)
XI Brazilian Conference on Rheology—BCR 2026
edited by , and Priscilla Ribeiro Varges
submission deadline 30 Nov 2026 | Viewed by 589 | Submission Open
Keywords: complex materials; non-Newtonian fluid mechanics; rheology
Computational Modeling in Fluidization Engineering
edited by , César Venier and Andrés Reyes Urrutia
submission deadline 16 Dec 2026 | 2 articles | Viewed by 7041 | Submission Open
Keywords: fluidized bed contactors; modeling of processes; thermodynamic models; kinetic models; neural networks; computational fluid dynamics (CFD); optimal operating conditions; process safety
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Feature Reviews for Fluids 2025–2026 submission deadline 31 Dec 2026 | 7 articles | Viewed by 25887 | Submission Open
Keywords: artificial intelligence in fluid mechanics; biofluid mechanics; coherent vortical structures in fluids; marine hydrodynamics; multiphase flows; shock waves; turbulence modelling and simulation; wind turbine aerodynamics; stability theory in fluid mechanics; geophysical fluid dynamics; granular/suspension flows; heat and mass transfer; magneto-hydrodynamics (MHD); nanofluids and microfluids; Newtonian and non-Newtonian fluids; polymers; rheology; tribology/lubrication; computational fluid dynamics (CFD); biomedical flows; experiments in fluids; fluid– structure interaction; data-driven fluids research; culinary fluid mechanics
10th Anniversary of Fluids—Recent Advances in Fluid Mechanics
edited by
submission deadline 31 Dec 2026 | 9 articles | Viewed by 8960 | Submission Open
Keywords: artificial intelligence in fluid mechanics; biofluid mechanics; coherent vortical structures in fluids; marine hydrodynamics; multiphase flows; shock waves; turbulence modelling and simulation; wind-turbine aerodynamics; stability theory in fluid mechanics; geophysical fluid dynamics; granular/suspension flows; heat and mass transfer; magneto-hydrodynamics (MHD); nanofluids and microfluids; Newtonian and non-Newtonian fluids; polymers; rheology; tribology/lubrication
Multiphase Flow and Fluid Machinery
edited by Ming Liu and Yadong Han
submission deadline 31 Dec 2026 | 3 articles | Viewed by 4671 | Submission Open
Keywords: multiphase flow; fluid machinery; cavitation; gas– liquid mixtures; bubbly flows; particle flows
(This special issue belongs to the Section Mathematical and Computational Fluid Mechanics)
High-Speed Processes in Continuous Media
edited by
submission deadline 31 Dec 2026 | 2 articles | Viewed by 1803 | Submission Open
Keywords: supersonic/hypersonic gas flows; flow control; shock waves; boundary layers; turbulence; chemically reacting flows; plasma; combustion and explosion; ignition; vortices and vortex structures; heat fluxes; gas-dynamic and plasma instabilities; numerical simulation; experimental visualization
(This special issue belongs to the Section Turbulence)
Advanced Heat Exchange and CO2 Capture
edited by Gustavo Urquiza and Miriam Navarrete
submission deadline 31 Dec 2026 | Viewed by 220 | Submission Open
Keywords: novel heat exchanger designs; enhanced heat transfer mechanisms; low-energy CO2 capture technologies; integration and scale-up; modeling and simulation; process intensification; thermal efficiency
(This special issue belongs to the Section Heat and Mass Transfer)
Granular Flows and Fluid-Particle Systems in Industrial Processes
edited by and
submission deadline 31 Dec 2026 | Viewed by 40 | Submission Open
Keywords: granular flows; fluid– particle systems; multiphase flow; granular– fluid interaction; particle dynamics; industrial processes
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
Advanced CFD Modeling and Numerical Simulation of Two-Phase and Multiphase Flows
edited by
submission deadline 31 Jan 2027 | Viewed by 39 | Submission Open
Keywords: multiphase flow; two-phase flow; numerical simulation; CFD; particle– fluid interaction; transport and deposition
(This special issue belongs to the Section Flow of Multi-Phase Fluids and Granular Materials)
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