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CFD Apps: Vehicle Aerodynamic Study User Guide

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CFD Apps - https://cfdapps.appspot.com - is an online portal to enable advanced CFD modelling using simple application specific submission process.

This presentation provides a getting started user guide for the use of the Vehicle Aerodynamic Study portal. This portal is dedicated to the simulation of the vehicle aerodynamic, in particular airflow path and extraction of drag and downforce parameters.

Published in: Engineering, Technology
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CFD Apps: Vehicle Aerodynamic Study User Guide

  1. 1. Vehicle Aerodynamic Study - User Guide CFD Apps, a Webportal for CFD Modeling
  2. 2. Copyright (C) 2014 Hibou Scientific Software Pty Ltd www.hibouscientificsoftware.com.au Presentation Outline 1.Objective(s) of the Presentation 2.Geometry Preparation 3.Web Portal Overview
  3. 3. Copyright (C) 2014 Hibou Scientific Software Pty Ltd www.hibouscientificsoftware.com.au Presentation Objective(s) • Ensure that customers are confident in how to prepare their geometry and use the portal; • Reduce the number of "false" or "erroneous" submissions.
  4. 4. Copyright (C) 2014 Hibou Scientific Software Pty Ltd www.hibouscientificsoftware.com.au Geometry Preparation 1.Orientation & positioning; 2.Group splitting & naming; 3.Other items.
  5. 5. Copyright (C) 2014 Hibou Scientific Software Pty Ltd www.hibouscientificsoftware.com.au Geometry Preparation Car should be facing the -y axis direction
  6. 6. Copyright (C) 2014 Hibou Scientific Software Pty Ltd www.hibouscientificsoftware.com.au Geometry Preparation Align lowest point of wheels with plane z = -5mm
  7. 7. Copyright (C) 2014 Hibou Scientific Software Pty Ltd www.hibouscientificsoftware.com.au Geometry Preparation Wheel-Front-Left Wheel-Front-Right Front-Wing Rear-Wing Wheel-Back-Left Wheel-Back-Right Body SketchUp groups and STL solid naming convention:
  8. 8. Copyright (C) 2014 Hibou Scientific Software Pty Ltd www.hibouscientificsoftware.com.au Geometry Preparation • If submitting geometry using STL file format: • Use meter units; • Ensure that parts are correctly splitted and that the solid are named correctly (ie as per the previous slide); • If submitting geometry using the SketchUp file format: • Ensure that group and components are named correctly.
  9. 9. Copyright (C) 2014 Hibou Scientific Software Pty Ltd www.hibouscientificsoftware.com.au Web Portal URL: https://cfdapps.appspot.com • Geometry in SketchUp or STL format; • Scenario setup parameters: • Velocity • Yaw angle
  10. 10. Copyright (C) 2014 Hibou Scientific Software Pty Ltd www.hibouscientificsoftware.com.au CFD Apps - Vehicle Aerodynamic Study Thank you for your time and attention, Question(s)? Contact us at info@hibouscientificsoftware.com.au

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