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XFlowCFD

XFlow 2014 the Next Generation CFD

1,951 views 1 month ago
CFD Software XFlow has been launched by CFD enthusiasts who combined the properties of an innovator, engineer, and entrepreneur. In this recording the XFlow Director recounts in the first person the story and motivation of a Next Generation CFD solution. Show less
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  • Coupling XFlow - EDEM - Ensight

    • 1 month ago
    • 779 views
    A CFD-DEM simulation showcasing the one way coupling between EDEM and XFlow, post-processed with Ensight. XFlow simulated the velocity field (not shown) that transports particles of different sizes...
  • XFlow 2014 the Next Generation CFD

    • 1 month ago
    • 1,951 views
    CFD Software XFlow has been launched by CFD enthusiasts who combined the properties of an innovator, engineer, and entrepreneur. In this recording the XFlow Director recounts in the first person th...
  • XFlow CFD Validation: Hydrodynamic Resistance Force on SYSSER 50.

    • 3 months ago
    • 2,202 views
    The Delft Systematic Yacht Hull Series (DSYHS) has been started in 1973 by professor J. Gerritsma, in cooperation with N. Newman and J. Kerwin of the Massachusetts Institute of Technology (MIT).

    T...
  • XFlow - UCAS carrier approach

    • 3 months ago
    • 2,195 views
    A simulation of a drone approaching a carrier.

    Part of this video shows the X-47B Unmanned Combat Air System (UCAS) demonstrator during its first carrier-based arrested landing on board USS George...
  • Wind Turbine Wake

    • 5 months ago
    • 2,101 views
    An accurate unsteady aerodynamic analysis of a wind turbine. This simulation involves moving boundaries and fluid-structure interaction, which is possible thanks to XFlow's particle-based kinetic s...
  • Webinar- Aerodynamic With LBM: AIAA High Lift Prediction Workshops

    • 6 months ago
    • 1,827 views
    Have you ever tried aerodynamic analysis with a meshless CFD? Want to find out how going meshless saves you hours of time and effort?

    In this webinar, the XFlow team is delighted to share with yo...
  • Webinar- Aerodynamic With LBM: AIAA High Lift Prediction Workshops

    Have you ever tried aerodynamic analysis with a meshless CFD? Want to find out how going meshless saves you hours of time and effort?

    In this webinar, the XFlow team is delighted to share with yo...
  • Helicopter

    Simulation of the flow around the rotor blades with XFlow 2011. The video shows the volumetric field of vorticity rendered with ray tracing and the induced airflow through the rotor disc.
  • Helicopter Blades Cyclic Pitch

    In this simulation, the pitch angle of the rotor blades changes cyclically.
    That is, the pitch angle of the rotor blades changes depending upon their angular position as they rotate around the hub...
  • NASA Trap wing: polar sweep prediction with XFlow

    XFlow CFD team attended the High Lift Prediction Workshop Special Sessions 2012, held during the AIAA 30th Applied Aerodynamics Conference in New Orleans, Louisiana 25-28 June 2012.
    We presented a...
  • Spin Tunnel Test of the D-JET

    The meshless technology of XFlow allows complex fluid-structure interactions such as this spin tunnel test of the D-JET from Diamond Aircraft.
    The plane is fixed in translation and has three degre...
  • Deployment of landing gear

    The ability of XFlow 2011 to solve problems involving moving parts allow the analysis of varying conditions like the deployment of the landing gear, varying flaps configuration or rotary wings.
  • Simulation of car-truck overtaking

    The virtual wind tunnel module available within XFlow 2011 makes possible full-scale model simulations and facilitates the setup in external aerodynamics problems. It is possible to analyze the aer...
  • Flow around a motorbike with rotating wheels

    XFlow simulation of a motorbike and its pilot at 180 km/h.
    This external aerodynamic analysis includes real moving wheels of the bike: no Multiple Reference Frame (MRF) is required with XFlow.
    The ...
  • Simulation of a high-speed train

    Simulation of a high-speed train going through a tunnel section at a speed of 300 km/h.
    XFlow has fully Lagrangian CFD solver, and works without mesh. Therefore, the moving parts are straightforwar...
  • MSC.ADAMS coupling with XFlow: Virtual rain testing

    "Thanks to the connection of MSC.ADAMS and XFlow, virtual rain tests including real wiper function is no science fiction anymore. This kind of analysis represents a huge step forward in the field o...
  • Aerodynamic simulation of a Formula One

    This video shows a volumetric rendering of the vorticity field on a Formula 1. The dynamic wake refinement featured by the XFlow mesh-less approach allows efficient and accurate aerodynamic coeffic...
  • Aston Martin Simulation with XFlow CFD

    An external aerodynamic simulation presenting the flow around an Aston Martin car model in the virtual wind tunnel of XFlow.
    Video courtesy qpunkt GmbH.
  • XFlow CFD Validation: Hydrodynamic Resistance Force on SYSSER 50.

    The Delft Systematic Yacht Hull Series (DSYHS) has been started in 1973 by professor J. Gerritsma, in cooperation with N. Newman and J. Kerwin of the Massachusetts Institute of Technology (MIT).

    T...
  • Ship Launch

    XFlow features a virtual water channel module for free surface simulations that, together with XFlow ability to solve problems involving moving parts, allows complex simulations such this ship laun...
  • Sails optimized with XFlow won Olympic Gold London 2012

    Sails developed by WB-Sails won both Gold and Bronze at Olympic Games, London 2012. XFlow unique ability to solve complex moving parts allowed the optimization of both hydrodynamics and aerodynamic...
  • Buoy simulation

    XFlow simulation of general 6-DOF motion (surge, sway, heave, pitch, roll and yaw) of a floating buoy due to the interaction with the sea waves.
  • Tanker ship simulation

    XFlow simulation of the Kriso tanker ship exposed to sea waves. It experiences sinkage and trim due to the hydrodynamic forces acting on the ship hull.
  • Building aerodynamics

    The virtual wind tunnel module available within XFlow makes possible to simulate full-scale models of buildings, bridges and other civil engineering works, and analyze the air flow around them.
  • HVAC simulation

    XFlow thermal solver can be used to simulate the heating, air-conditioning and ventilation of indoor spaces. With the help of sensors which monitor the flow variables in specified locations, XFlow ...
  • Wind load on the Bella Hotel

    Simulation of the Bella Hotel in a virtual wind tunnel applying an inlet wind profile. The first part of the video shows the eddies structures by volumetric rendering, and the second part the press...
  • Petronas Twin Towers - Wind Tunnel Analysis

    This video presents an external aerodynamic analysis of the Petronas Twin Towers at real scale. The simulation features the adaptive wake refinement scheme available in XFlow to refine progressivel...
  • Simulation of the Bernabeu Stadium with XFlow

    This video shows the airflow at 72 km/h around the famous Bernabeu Stadium of Madrid, Spain. The volumetric rendering of vorticity allows to observe all the turbulence structures down to the resolv...
  • XFlow simulation of a full-cone FGD-nozzle

    Spray nozzles are essential for a wide range of industrial processes. The free surface approach in XFlow has also the capability to model complex internal nozzle flows and spray development process...
  • Sprinkler simulation

    XFlow allows to simulate free surface flows with unconstrained motion geometries, like the irrigation sprinkler shown here. The sprinkler head rotates due to the forces exerted by the water.
  • Ball check valve simulation

    Simulation of a ball check valve working with a spring. It is constituted of a valve that contains an inflow and outflow duct. The inflow duct is blocked by a sphere mounted on a spring. When the f...
  • Thermal simulation of a power supply

    XFlow thermal solver can be used to simulate the cooling of electronic devices to keep them within the safe operating temperature range. The thermal simulation can include convection/diffusion, rad...
  • Simulation of a cyclone chamber

    Simulation of the flow inside a cyclone chamber with XFlow 2011. The inflowing fluid rotates within the chamber and is constrained to follow a spiral path generating a cyclone. The video shows the ...
  • Simulation of fridge door opening

    Simulation of the heat loss produced when opening the fridge's door. Air in the fridge is at temperature 3.5 C and outside (ambient) at 24.5 C. Leaving the door open too long leads to large energy ...
  • Wind Turbine Wake

    An accurate unsteady aerodynamic analysis of a wind turbine. This simulation involves moving boundaries and fluid-structure interaction, which is possible thanks to XFlow's particle-based kinetic s...
  • Simulation of engine piston

    Analysis of an engine piston with XFlow 2011. Intake, compression and exhaust strokes are simulated by moving valves and piston. Valves can be completely closed in XFlow.
  • Heat exchanger

    Convection-diffusion heat transfer analysis with XFlow 2011.
  • Coupling XFlow - EDEM - Ensight

    A CFD-DEM simulation showcasing the one way coupling between EDEM and XFlow, post-processed with Ensight. XFlow simulated the velocity field (not shown) that transports particles of different sizes...
  • Wind turbine simulation

    The unsteady aerodynamics of wind turbines can be easily analyzed in XFlow's virtual wind tunnel. The rotor spins freely depending on the torque exerted by the wind. The animation shows the vortici...
  • Blood flow simulation

    XFlow can be used to model blood flow in domains created from medical images and simulate e.g. the flow in cavities such as the aorta or an aneurysm, and assist in the design of artificial heart va...
  • Hummingbird simulation

    XFlow simulation of a bird with flapping-wings.
  • Flow past a surface-mounted cube

    Large Eddy Simulation (LES) of the flow around a cube placed in a developed channel flow using XFlow. The flow creates a vortex that wraps as a horse-shoe around the cube into the wake, and separat...
  • Flow around a cylinder at Re=4000

    Simulation of the 3D flow around a cylinder at Reynolds number 4000 with XFlow 2011 and LES turbulence model. In the video one can appreciate the onset of the turbulence, the separation of the flow...
  • Flow around a cylinder at Re=400

    Simulation of the 3D flow around a cylinder at Reynolds number 400 with XFlow 2011 and LES turbulence model.
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