FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling - - PowerPoint PPT Presentation

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FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling - - PowerPoint PPT Presentation

Feb 22, 2024 635 likes •987 views

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari Felipe Gabaldn Universidad Politcnica de Madrid Introduction: Heart and Aorta FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling

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FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+)

Damon Afkari Felipe Gabaldón Universidad Politécnica de Madrid

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Introduction: Heart and Aorta

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Introduction: Heart and Aorta

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Introduction: Variety in geometries

  • Dep. Mech Eng., Stanford Univerity
  • Ins. For Comp. Eng. & Sci., U. Texas at Austin
  • Georgia Ins. Of Tech.

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Introduction: Canonical geometry

  • Diameter: 20mm
  • Hyperelastic (Demiray)
  • Experimental values (UPM)
  • Coupling Abaqus and STAR-CCM+

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Boundary Conditions: Blood Pressure

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid McDonald Blood Flow in Arteries

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Canonical simulation

Inlet Outlet

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Co-Simulation

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

  • Polyhedron (fluid)
  • Hexaherdon (solid)
  • Blood flow period = 0.86 sec
  • Time Step = 0.01 sec
  • COUPLING SCHEME =

GAUSS-SEIDEL

  • SCHEME MODIFIER = LAG
  • Turbulent
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Results

  • Velocity vector animation
  • Streamlines animation
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Results

  • Velocity vector animation
  • Streamlines animation
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Results

  • Velocity vector animation
  • Streamlines animation
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Results

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Results

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Results

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Results

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Helicoidal flow

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Clinical data: HPH

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Clinical data: HPH

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Results

  • Velocity vector animation
  • Streamlines animation
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Results

  • Velocity vector animation
  • Streamlines animation
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Results

  • Velocity vector animation
  • Streamlines animation
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Results

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Results

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Results

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid

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Thank you!

FSI Simulation of Pulsatile Blood Flow in Aortic Arch (coupling Abaqus and STAR-CCM+) Damon Afkari and Felipe Gabaldón Universidad Politécnica de Madrid