Fluid Flow

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COMSOL Multiphysics®
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Select any check box to highlight individual products:
Physics Interfaces and Study Types
High Mach Number Flow
ExpandCompressible Euler Equations
ExpandLaminar Flow
ExpandRotating Machinery, k-epsilon
ExpandRotating Machinery, Laminar Flow
ExpandRotating Machinery, Spalart-Allmaras
ExpandTurbulent Flow, Algebraic yPlus
ExpandTurbulent Flow, k-epsilon
ExpandTurbulent Flow, k-omega
ExpandTurbulent Flow, L-VEL
ExpandTurbulent Flow, Low-Reynolds k-epsilon
ExpandTurbulent Flow, Realizable k-epsilon
ExpandTurbulent Flow, Spalart-Allmaras
ExpandTurbulent Flow, SST
ExpandTurbulent Flow, v2-f
Multiphase Flow
ExpandBubbly Flow, Algebraic yPlus
ExpandBubbly Flow, k-epsilon
ExpandBubbly Flow, k-omega
ExpandBubbly Flow, L-VEL
ExpandBubbly Flow, Laminar Flow
ExpandBubbly Flow, Low-Reynolds k-epsilon
ExpandBubbly Flow, Realizable k-epsilon
ExpandBubbly Flow, Spalart-Allmaras
ExpandBubbly Flow, SST
ExpandBubbly Flow, v2-f
ExpandEuler-Euler Model, Laminar Flow
ExpandEuler-Euler Model, Turbulent Flow
ExpandLaminar Two-Phase Flow, Moving Mesh
ExpandMixture Model, Algebraic yPlus
ExpandMixture Model, k-epsilon
ExpandMixture Model, k-omega
ExpandMixture Model, L-VEL
ExpandMixture Model, Laminar Flow
ExpandMixture Model, Low-Reynolds k-epsilon
ExpandMixture Model, Realizable k-epsilon
ExpandMixture Model, Spalart-Allmaras
ExpandMixture Model, SST
ExpandMixture Model, v2-f
ExpandNonisothermal Mixture Model, Algebraic yPlus
ExpandNonisothermal Mixture Model, k-epsilon
ExpandNonisothermal Mixture Model, k-omega
ExpandNonisothermal Mixture Model, L-VEL
ExpandNonisothermal Mixture Model, Laminar Flow
ExpandNonisothermal Mixture Model, Low-Reynolds k-epsilon
ExpandNonisothermal Mixture Model, Realizable k-epsilon
ExpandNonisothermal Mixture Model, Spalart-Allmaras
ExpandNonisothermal Mixture Model, SST
ExpandNonisothermal Mixture Model, v2-f
ExpandPhase Transport
ExpandPhase Transport, Mixture Model, Algebraic yPlus
ExpandPhase Transport, Mixture Model, k-epsilon
ExpandPhase Transport, Mixture Model, k-omega
ExpandPhase Transport, Mixture Model, L-VEL
ExpandPhase Transport, Mixture Model, Laminar Flow
ExpandPhase Transport, Mixture Model, Low-Reynolds k-epsilon
ExpandPhase Transport, Mixture Model, Realizable k-epsilon
ExpandPhase Transport, Mixture Model, Spalart-Allmaras
ExpandPhase Transport, Mixture Model, SST
ExpandPhase Transport, Mixture Model, v2-f
ExpandRotating Machinery, Level Set, Algebraic yPlus
ExpandRotating Machinery, Level Set, k-epsilon
ExpandRotating Machinery, Level Set, k-omega
ExpandRotating Machinery, Level Set, L-VEL
ExpandRotating Machinery, Level Set, Laminar Flow
ExpandRotating Machinery, Level Set, Low-Reynolds k-epsilon
ExpandRotating Machinery, Level Set, Realizable k-epsilon
ExpandRotating Machinery, Level Set, Spalart-Allmaras
ExpandRotating Machinery, Level Set, SST
ExpandRotating Machinery, Level Set, v2-f
ExpandRotating Machinery, Mixture Model, Algebraic yPlus
ExpandRotating Machinery, Mixture Model, k-epsilon
ExpandRotating Machinery, Mixture Model, k-omega
ExpandRotating Machinery, Mixture Model, L-VEL
ExpandRotating Machinery, Mixture Model, Laminar Flow
ExpandRotating Machinery, Mixture Model, Low-Reynolds k-epsilon
ExpandRotating Machinery, Mixture Model, Realizable k-epsilon
ExpandRotating Machinery, Mixture Model, Spalart-Allmaras
ExpandRotating Machinery, Mixture Model, SST
ExpandRotating Machinery, Mixture Model, v2-f
ExpandRotating Machinery, Phase Field, Algebraic yPlus
ExpandRotating Machinery, Phase Field, k-epsilon
ExpandRotating Machinery, Phase Field, k-omega
ExpandRotating Machinery, Phase Field, L-VEL
ExpandRotating Machinery, Phase Field, Laminar Flow
ExpandRotating Machinery, Phase Field, Low-Reynolds k-epsilon
ExpandRotating Machinery, Phase Field, Realizable k-epsilon
ExpandRotating Machinery, Phase Field, Spalart-Allmaras
ExpandRotating Machinery, Phase Field, SST
ExpandRotating Machinery, Phase Field, v2-f
ExpandRotating Machinery, Phase Transport Mixture Model, Algebraic yPlus
ExpandRotating Machinery, Phase Transport Mixture Model, k-epsilon
ExpandRotating Machinery, Phase Transport Mixture Model, k-omega
ExpandRotating Machinery, Phase Transport Mixture Model, L-VEL
ExpandRotating Machinery, Phase Transport Mixture Model, Laminar Flow
ExpandRotating Machinery, Phase Transport Mixture Model, Low-Reynolds k-epsilon
ExpandRotating Machinery, Phase Transport Mixture Model, Realizable k-epsilon
ExpandRotating Machinery, Phase Transport Mixture Model, Spalart-Allmaras
ExpandRotating Machinery, Phase Transport Mixture Model, SST
ExpandRotating Machinery, Phase Transport Mixture Model, v2-f
ExpandThree-Phase Flow, Phase Field, Laminar
ExpandTwo-Phase Flow, Level Set, Algebraic yPlus
ExpandTwo-Phase Flow, Level Set, Brinkman Equations
ExpandTwo-Phase Flow, Level Set, k-epsilon
ExpandTwo-Phase Flow, Level Set, k-omega
ExpandTwo-Phase Flow, Level Set, L-VEL
ExpandTwo-Phase Flow, Level Set, Laminar Flow
ExpandTwo-Phase Flow, Level Set, Low-Reynolds k-epsilon
ExpandTwo-Phase Flow, Level Set, Realizable k-epsilon
ExpandTwo-Phase Flow, Level Set, Spalart-Allmaras
ExpandTwo-Phase Flow, Level Set, SST
ExpandTwo-Phase Flow, Level Set, v2-f
ExpandTwo-Phase Flow, Phase Field, Algebraic yPlus
ExpandTwo-Phase Flow, Phase Field, k-epsilon
ExpandTwo-Phase Flow, Phase Field, k-omega
ExpandTwo-Phase Flow, Phase Field, L-VEL
ExpandTwo-Phase Flow, Phase Field, Laminar Flow
ExpandTwo-Phase Flow, Phase Field, Low-Reynolds k-epsilon
ExpandTwo-Phase Flow, Phase Field, Realizable k-epsilon
ExpandTwo-Phase Flow, Phase Field, Spalart-Allmaras
ExpandTwo-Phase Flow, Phase Field, SST
ExpandTwo-Phase Flow, Phase Field, v2-f
ExpandTwo-Phase Thin-Film Flow, Phase Field
Nonisothermal Flow
ExpandBrinkman Equations
ExpandLaminar Flow
ExpandLES RBVM
ExpandLES RBVMWV
ExpandLES Smagorinsky
ExpandNonisothermal Pipe Flow
ExpandRotating Machinery, Algebraic yPlus
ExpandRotating Machinery, k-epsilon
ExpandRotating Machinery, k-omega
ExpandRotating Machinery, L-VEL
ExpandRotating Machinery, Laminar Flow
ExpandRotating Machinery, Low-Reynolds k-epsilon
ExpandRotating Machinery, Realizable k-epsilon
ExpandRotating Machinery, Spalart-Allmaras
ExpandRotating Machinery, SST
ExpandRotating Machinery, v2-f
ExpandTurbulent Flow, Algebraic yPlus
ExpandTurbulent Flow, k-epsilon
ExpandTurbulent Flow, k-omega
ExpandTurbulent Flow, L-VEL
ExpandTurbulent Flow, Low-Reynolds k-epsilon
ExpandTurbulent Flow, Realizable k-epsilon
ExpandTurbulent Flow, Spalart-Allmaras
ExpandTurbulent Flow, SST
ExpandTurbulent Flow. v2-f
ExpandViscoelastic Flow
Particle Tracing for Fluid Flow
ExpandParticle Tracing for Fluid Flow
Porous Media and Subsurface Flow
ExpandBrinkman Equations
ExpandDarcy's Law
ExpandFracture Flow
ExpandFree and Porous Media Flow, Brinkman
ExpandFree and Porous Media Flow, Darcy
ExpandLayered Darcy's Law
ExpandMultiphase Flow in Porous Media
ExpandMultiphase Free and Porous Media Flow
ExpandPhase Transport in Free and Porous Media Flow
ExpandPhase Transport in Porous Media
ExpandRichards Equation
ExpandThin-Film and Porous Media Flow
ExpandTwo-Phase Darcy's Law
Rarefied Flow
ExpandMolecular Flow
ExpandSlip Flow
ExpandTransitional Flow
Shallow Water Equations
ExpandShallow Water Equations, Time Explicit
Single-Phase Flow
ExpandCompressible Potential Flow
ExpandCreeping Flow
ExpandDES RBVM, Spalart-Allmaras
ExpandDES RBVMWV, Spalart-Allmaras
ExpandDES Smagorinsky, Spalart-Allmaras
ExpandIncompressible Potential Flow
ExpandLaminar Flow
ExpandLES RBVM
ExpandLES RBVMWV
ExpandLES Smagorinsky
ExpandPipe Flow
ExpandRotating Machinery, Algebraic yPlus
ExpandRotating Machinery, L-VEL
ExpandRotating Machinery, Laminar Flow
ExpandRotating Machinery, Turbulent Flow, k-epsilon
ExpandRotating Machinery, Turbulent Flow, k-omega
ExpandRotating Machinery, Turbulent Flow, low-Re k-epsilon
ExpandRotating Machinery, Turbulent Flow, Realizable k-epsilon
ExpandRotating Machinery, Turbulent Flow, Spalart-Allmaras
ExpandRotating Machinery, Turbulent Flow, SST
ExpandRotating Machinery, Turbulent Flow, v2-f
ExpandTurbulent Flow, Algebraic yPlus
ExpandTurbulent Flow, k-epsilon
ExpandTurbulent Flow, k-omega
ExpandTurbulent Flow, L-VEL
ExpandTurbulent Flow, Low-Reynolds k-epsilon
ExpandTurbulent Flow, Realizable k-epsilon
ExpandTurbulent Flow, Spalart-Allmaras
ExpandTurbulent Flow, SST
ExpandTurbulent Flow, v2-f
ExpandViscoelastic Flow
ExpandWater Hammer
Thin-Film Flow
ExpandThin-Film Flow
ExpandThin-Film Flow Domain, 2D
Boundary Conditions
Atmosphere/Gauge
Boundary Stress
Diffuse Flux
Electrode-Electrolyte Interface Coupling
Evaporation
Fan
Fluid-Fluid Interface
Flux Discontinuity, Porous Media
Free Surface
Grille
Hydraulic Head, Porous Media
Inflow Boundary, Porous Media
Initial Interface, Two-Phase Flow
Interior Fan
Interior Wall, Porous Media
Marangoni effect (multiphysics coupling)
Mass Flux, Porous Media
Mixing Plane1
No Flow, Porous Media
Number Density Reconstruction (Interior Boundaries Only)
Open Boundary, Normal Stress or No Viscous Stress
Periodic Flow Condition
Pervious Layer, Porous Media
Pipe Connection (multiphysics coupling)2
Plane Symmetry
Porous Interface
Pressure Head, Porous Media
Pressure, Porous Media
Reservoir
Screen
Stationary Free Surface
Surface Temperature
Symmetry Boundary Condition
Thin Barrier, Porous Media
Total Vacuum
Vacuum Pump
Vacuum Pump (Free Molecular Flow)
Inlet
Fully developed flow
Mass Flow Rate and Mass Flux
Standard Mass Flow Rate (SCCM)
Synthetic Turbulence for LES and DES
Turbulent Flow
Velocity, Pressure, Normal Stress
Outlet
Fully developed flow
ExpandPressure, Velocity
Wall
Asymptotic Slip
Electroosmotic Velocity
External Slip Wall
Hatzikiriakos Slip
Interior Slip Wall
Interior Wetted Wall
Navier Slip
Nonlinear Navier Slip
Porous Slip
Rotating Shaft
Slip or No Slip, Sliding, Moving or Leaking Wall
Slip Velocity using Viscous Slip and Thermal Creep
Slip Wall
Wetted Wall and Moving Wetted Wall
ExpandInterior Wall
ExpandInterior Wetted Wall (multiphysics coupling)
ExpandMolecular Flow Wall Boundary Conditions
ExpandTurbulent Flow Wall Functions
ExpandWetted Wall and Moving Wetted Wall (multiphysics coupling)
Edge and Point Conditions
Contact Angle
Line Mass Source
Point Mass Source
Pressure Point Constraint
Molecular Flow Features on Edges or Points
Number Density Reconstruction
Pipe Flow Boundary Conditions at Points
Bend
Closed
Contraction/Expansion
Local Friction Loss
n-way junction
No Flow
Pipe Connection (multiphysics coupling)1
Pump
T-Junction
Valve
Y-junction
ExpandInlet
Pipe Flow Domain Properties on Edges
Fluid Model
Bingham, Non-Newtonian
Herschel-Bulkley, Non-Newonian
Power Law, Non-Newtonian
ExpandNewtonian
Thin-Film Flow Boundary Conditions on Edges or Points
Border Flow
Inlet
Outlet
Symmetry
Wall
Global Features
Generate New Turbulence Model Interface
Material Library
Liquids and Gases
Part Libraries
Impellers, Axial
Impellers, Highly Viscous Fluids
Impellers, Radial
Shafts
Tanks
Particle Tracing
ExpandBoundary Conditions
ExpandFormulation
ExpandParticle Properties and Forces
ExpandParticle Release
Predefined Multiphysics Interfaces
ExpandFluid-Membrane Interaction
ExpandFluid-Membrane Interaction, Fixed Geometry
ExpandFluid-Multibody Interaction
ExpandFluid-Multibody Interaction, Assembly
ExpandFluid-Particle Interaction
ExpandFluid-Shell Interaction
ExpandFluid-Shell Interaction, Fixed Geometry
ExpandFluid-Solid Interaction
ExpandFluid-Solid Interaction, Conjugate Heat Transfer
ExpandFluid-Solid Interaction, Fixed Geometry
ExpandFluid-Solid Interaction, Two-Phase Flow, Phase Field3
ExpandFluid-Solid Interaction, Two-Phase Flow, Phase Field, Fixed Geometry
ExpandFluid-Solid Interaction, Viscoelastic Flow4
ExpandFluid-Solid Interaction, Viscoelastic Flow, Fixed Geometry
ExpandPoroelasticity
Results and Visualization
2D Histogram
Intersection Point 2D (data set)
Intersection Point 3D (data set)
Particle (data set)
Particle (plot)
Particle Bin (data set)
Particle Evaluation
Particle Trajectories
Phase Portrait
Poincaré Map
Volumetric Domain Properties
1D Formulations for Porous Media Flow
2D, Axisymmetric, and 3D Formulations
Domain Source (Shallow Water Equations)
Infinite Domain Modeling with Infinite Elements (Darcy's Law)
Mass Transfer, Bubbly Flow, Mixture Model and Euler-Euler Model
Neglect Inertial Term (Stokes Flow)
Pressure Work, Nonisothermal Flow
Shallow Channel Approximation, 2D
Surface Tension Effects
Swirl Flow, Axisymmetric, Laminar
Swirl Flow, Axisymmetric, Turbulent
Transition Model, SST
Viscous Dissipation, Nonisothermal Flow
Volume Force
Water Source (Shallow Water Equations)
ExpandGravity
ExpandNon-Darcian flow
ExpandThin Film Flow
Fluid Properties
Compressible Flow, Mach number <0.3
Density and Viscosity
Incompressible Flow
Weakly Compressible Flow
Constitutive Relations
Newtonian
ExpandInelastic non-Newtonian
ExpandThermal Effects (Inelastic non-Newtonian Constitutive Parameters)
ExpandViscoelastic
Molecular Flow
Molecular Flow
Multiple Species
Number Density Reconstruction
Porous Media
Capillary Pressure, Multiphase Flow in Porous Media
Capillary Pressure, Two-Phase Darcy's Law
Mass Source
Poroelastic Storage, Isotropic and Anisotropic
Porous Electrode Coupling
Richards' Equation, Isotropic and Anisotropic
Storage Model, Isotropic and Anisotropic
Well
ExpandDarcy's Law, Isotropic and Anisotropic
  1. Requires all indicated products
  2. Requires the Pipe Flow Module and the CFD Module or Heat Transfer Module
  3. Requires the Structural Mechanics Module or the MEMS Module, and the CFD Module or the Microfluidics Module or the Polymer Flow Module
  4. Requires the Structural Mechanics Module or the MEMS Module, and the Polymer Flow Module