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PyFR

@PyFR_Solver

High-Order Massively-Parallel Multi-Platform Open Source Computational Fluid Dynamics

 London
pyfr.org
Joined September 2013
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  • Followers1.8K
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Photo by PyFR (@PyFR_Solver)Photo by PyFR (@PyFR_Solver)Photo by PyFR (@PyFR_Solver)Photo by PyFR (@PyFR_Solver)Photo by PyFR (@PyFR_Solver)Photo by PyFR (@PyFR_Solver)Photo by PyFR (@PyFR_Solver)Photo by PyFR (@PyFR_Solver)Photo by PyFR (@PyFR_Solver)Photo by PyFR (@PyFR_Solver)
PyFR v2.0.0 is a major release with many new and exciting features, including: a Metal backend, more robust shock capturing, in-situ visualisation, turbulence injection, a Ffowcs Williams-Hawkings implementation, and cache blocking for the OpenMP backend.
Image from PyFR (@PyFR_Solver)
Image from PyFR (@PyFR_Solver)
Image from PyFR (@PyFR_Solver)
Image from PyFR (@PyFR_Solver)
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Excited to share our latest PyFR paper - detailing a range of new features - along with various examples of how the code is now being used 'in the wild' and recent performance and scaling results on Frontier @ORNL and Alps @cscsch sciencedirect.com/science/ar…
Image from PyFR (@PyFR_Solver)
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The next talk in our online seminar series is TODAY at 3pm UK time! 🚨 - 'Static Deep Stall Analysis Augmented by Numerically Constrained Turbulent Flows' given by Francesco Mario D'Afiero from @KTHuniversity cassyni.com/events/VFDm14dps…
Static deep stall analysis augmented by numerically constrained turbulent flows

Static deep stall analysis augmented by numerically constrained turbulent flows

As computational resources have advanced, scale-resolving methods like Large Eddy Simulation (LES) have gained popularity in the aerodynamic design particularly in predicting massively separated flow...

cassyni.com
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A fully funded PhD position on 'High-Fidelity Simulation of Titan/Mars Entry Vehicles with PyFR' is now open for applications - full details and instructions on how to apply can be found here: vincentlab.org/openings/ae00… @aeroimperial @PyFR_Solver
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Next talk in our online seminar series will be given by Bhaskaran Rathakrishnan from @NASAAmes on 'Towards Reentry Capsule Dynamic Stability Prediction: Recent Experience using PyFR for Capsule Wake Flow' - 5pm UK time 5th September cassyni.com/events/7PRHFJCJq…
Towards Reentry Capsule Dynamic Stability Prediction: Recent Experience using PyFR for Capsule Wake...

Towards Reentry Capsule Dynamic Stability Prediction: Recent Experience using PyFR for Capsule Wake...

Planetary reentry capsules are typically blunt shaped to keep the strong leading bow shock away from the capsule and reduce the thermal load on the surface. Although such shapes are preferred for...

cassyni.com
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Checkout latest paper on cache blocking for Flux Reconstruction and its extension to Navier-Stokes equations and anti-aliasing in @PyFR_Solver - resulting in an up to 3.91x performance boost for the CPU backend 🚀 doi.org/10.1016/j.cpc.2024.1…
Image from Vincent Lab (@Vincent_Lab)
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Cache blocking for the OpenMP backend is based on the work of Akkurt et al. doi.org/10.1016/j.cpc.2021.1… and significantly improves performance of the CPU backend.
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The Ffowcs Williams–Hawkings implementation allows users to approximate far field noise distributions
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The turbulence injection capability uses the synthetic eddy method described by Giangaspero et al. which allows free stream turbulence to be injection into any area of the computational domain arc.aiaa.org/doi/10.2514/1.J…

Synthetic Turbulence Generation for High-Order Scale-Resolving Simulations on Unstructured Grids |...

An extended version of the synthetic eddy method for generation of synthetic turbulence has been developed via a source term formulation and implemented in the open-source cross-platform solver PyFR....

arc.aiaa.org
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The new insitu-visualisation capability leverages the amazing Ascent framework, so PyFR can now export .png images of multiple views on the fly as the simulation is running github.com/Alpine-DAV/ascent link.springer.com/chapter/10…
GitHub - Alpine-DAV/ascent: A flyweight in situ visualization and analysis runtime for multi-phys...

GitHub - Alpine-DAV/ascent: A flyweight in situ visualization and analysis runtime for multi-phys...

A flyweight in situ visualization and analysis runtime for multi-physics HPC simulations - Alpine-DAV/ascent

github.com
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The new shock capturing implementation employs the entropy based filtering approach of Dzanic and Witherden doi.org/10.1016/j.jcp.2022.1…, providing sub-cell resolution without problem-dependent parameter tuning.
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The Metal backend allows PyFR to leverage the power of @Apple GPUs on modern Macs.
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v2.0.0 = v1.15.0 + added a Metal backend + improved shock capturing via entropy based filtering + in-situ visualisation plugin + turbulence injection plugin + Ffowcs Williams-Hawkings plugin + cache blocking for OpenMP backend
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PyFR v2.0.0 released pyfr.org
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Next talk in our online seminar series will be given by Tianyang Liang from @KyushuUniv_EN on an 'Actuator Line Model for Wind Turbine Wake Prediction with PyFR' at 1pm UK time on 25th January (today! 🚨) - info/attend via @cassyniapp cassyni.com/events/5QKf1ELFq…
Actuator Line Model for Wind Turbine Wake Prediction with PyFR

Actuator Line Model for Wind Turbine Wake Prediction with PyFR

Since the simulation of a large floating offshore wind turbines (FOWT) wind farm requires significant computational cost, it is important to develop an efficient and accurate numerical model to...

cassyni.com
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Checkout this exciting opportunity to join our group and work on developing and applying @PyFR_Solver to real-world industrial flow problems with a stellar team of academic and industrial partners from across the EU - closing date 4th February 🚀⏳ jobs.ac.uk/job/DFD116/resear…
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A great way to learn about latest @PyFR_Solver developments and recent applications is to subscribe to our seminar series cassyni.com/s/pyfr
Image from PyFR (@PyFR_Solver)
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Next talk in our online seminar series will be given by Nathan Blanc from @TechnionLive on 'Simulating a Thermoacoustic Engine With PyFR' at 3pm UK time on 19th October - info/attend via @cassyniapp cassyni.com/events/RerBfzq12…
Simulating a Thermoacoustic Engine With PyFR

Simulating a Thermoacoustic Engine With PyFR

Thermoacoustic engines can convert heat into acoustic energy, generating powerful acoustic waves that can be used for electricity generation, cooling and additional uses. Simulating them and predic...

cassyni.com
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Next talk in our online seminar series will be given by Zhenyang Yuan from @KTHuniversity on 'Numerical Simulations of Aerofoil Tonal Noise Reduction by Roughness Elements' at 3pm UK time on 21st September - info/attend via @cassyniapp cassyni.com/events/15ZkWMskn…
Numerical simulations of aerofoil tonal noise reduction by roughness elements

Numerical simulations of aerofoil tonal noise reduction by roughness elements

In a combined experimental and numerical effort we investigate aerofoil tonal noise generation and reduction. The means of noise control are streak generators in form of cylindrical roughness...

cassyni.com
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Check out seminar "Numerical simulations of aerofoil tonal noise reduction by roughness elements" presented by Zhenyang Yuan @KTHuniversity @PyFR_Solver 🗓️Thursday 21st September 2023 📷 3.00 PM (Europe/London) cassyni.com/events/15ZkWMskn…
Numerical simulations of aerofoil tonal noise reduction by roughness elements

Numerical simulations of aerofoil tonal noise reduction by roughness elements

In a combined experimental and numerical effort we investigate aerofoil tonal noise generation and reduction. The means of noise control are streak generators in form of cylindrical roughness...

cassyni.com
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