Masters in External Aerodynamic Simulations

Rs 130,000

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About this program

The Masters in Advanced Aerodynamics program is a 12 month long, intensive program. The program comprises of 5 courses that train you on all the essential engineering concepts and tools that are essential to get into top OEMs. as a Aerodynamics Engineer.

Courses:

  • Advanced Aerodynamic Simulations
  • External Aerodynamics Simulations using STAR-CCM+
  • Advanced Aero-thermal CFD Application Using ANSYS FLUENT
  • Computational combustion using Python and Cantera
  • Advanced Meshing for CFD Analysis 

Certificate

Top 5% of the class will get a merit certificate. Course completion certificate will be provided to all students who complete the course. You will receive both e-verified and hard copy of your certificates.

1. Advanced Aerodynamic Simulations

Preparing the surface for external flow simulation

In this module you will learn how to import your CAD designs into CONVERGE studio for performing external flow analysis.

  • CAD import and cleanup
  • Splitting the model into boundaries
  • Creating Virtual Wind Tunnel

Surface preparation

In this module, we will cover surface preparation in full detail. Here you will learn the following:

  • Setting up the piston motion profile
  • Boundary flagging
  • Setting up the intake and exhaust valves

Extracting aerodynamic quantities from Simulation

In this module, you will learn the following concepts:

  • How to choose the right turbulence model?
    • K-Epsilon Vs K-Omega SST
  • Understanding Y+
  • Turbulent and Boundary layer theory
  • Usefulness of viscosity ratio

Prandtyl-Meyer Shock capture problem

You will simulate shock flow problems and learn how Adaptive Mesh Refinement can be used to capture the shock location accurately.

    Physics modelling

    W.r.t aerodynamics, a student needs to familiarize themselves with how different physics are captured by mathematical models. Without this understanding, the engineer will not be capable of correctly setting up an external flow simulation. We will cover the following physical modules:

    • Turbulence modelling
    • Conjugate Heat Transfer
    • Combustion modelling
    • Spray modelling

    Combustion modelling

    In this module, you will learn how the SAGE detailed chemical kinetics solver works. In addition to this, you will learn how to use the Shell CTC combustion model.

    Emissions modelling

    To design efficient engine, one needs to have a firm grasp of emissions modelling. You will learn about the Hiroyasu Soot Model and the Zeldovich Nox model and apply them in engine simulations.

    Projects

    Flow over a FSAE car

    In this project, you have the opportunity to perform as many simulations you want to understand the aero-dynamics of a FSAE car. We encourage students to work on open ended problems and you can choose to solve as many problem as you want. Here are a few different project ideas that you can work on. 

    NOTE: Each one of the following topics is a project and requires fair amount of work. You can work on more than one topic at a time, if you are hard working and motivated.

    • Lift and Drag predictions for different Yaw angles
    • Grid dependence test
    • Effect of turbulence model on flow separation

    2. External Aerodynamics Simulations using STAR-CCM+

    Week 1 - Basics of CFD

    This module discusses the fundamentals of CFD, its importance and applications in different fields.

    • What is CFD?
    • Uses of CFD
    • Governing equations
    • Finite Volume methods
    • Softwares

    Week 2 - Basics of STAR-CCM+

    In this section, we start with a brief outlook of STAR-CCM+. Then a quick introduction to the basics are provided. Finally we get to solve a basic problem right from the start till the end.

    • Brief history
    • Client – Server
    • Introduction to GUI
    • CFD workflow in STAR-CCM+

    Week 3 - 3D CAD modelling

    While bigger CAD systems( such as PTC Creo, SolidWorks, Siemens NX etc) allow you to create complex CAD, STAR-CCM+ has its own CAD system which can be used to design and develop models.

    • Basics of CAD modelling
    • Constraints
    • Design parameters

    Week 4 - Pre-processing

    Here we learn how to prepare your CAD model so that it becomes suitable for CFD simulations. We get our hands dirty trying different repair options in STAR-CCM+

    • Importing geometry
    • Splitting, combining
    • Surface repair

    Week 5 - Surface wrapping

    Realtime complex geometry contains millions of surface errors which cannot be fixed manually. STAR-CCM+ has the technology of Wrapping which gives a clean, water tight surface starting form a very dirty CAD.

    • Why wrapping
    • Contact prevention
    • Leak detection

    Week 6 - Surface Meshing

    Meshing is dividing your computational model into smaller chunks in which the equations are solved. This module exposes you about how to split your domain and getting a good surface mesh.

    • Error checking
    • Boolean operations
    • Fluid volume extraction
    • Mesh generation

    Week 7 - Volume meshing

    Volume meshing is the final step in the preparatory phase of your CFD simulation. We learn the different type of meshing, how to control the sizes etc.

    • Core meshers
    • Prism layer meshing
    • Mesh diagnostics

    Week 8 - Boundary conditions

    How do we specify the speed of the car in our CFD simulations? What is the resistance due to the presence of Radiator, Charged Air cooler in my car? These are mentioned with boundary conditions.

    • What are Boundary conditions?
    • Why BCs are needed before meshing?

    Week 9 - Solver settings

    This module teaches you how long to run your simulation, how to tweak the solvers if the simulation is not converging, etc. The following are discussed.

    • What are physics models?
    • How to assess convergence?

    Week 10 - Turbulence modelling in STAR-CCM+

    One of the biggest puzzles that scientists deal with is Turbulence. In this module, we learn which models to choose for performing external aerodynamic simulations.

    • Different models available
    • When to use what?
    • Wall functions

    Week 11 - Reports, plotting

    In this section, we see how to calculate the drag and lift forces, to obtain numerical values of physical quantities etc.

    • Need for reports
    • Different types of reports
    • Force, moment and frontal area reports
    • Monitors and plots

    Week 12 - Post processing

    A picture speaks thousand words. This module is all about getting cool images and animations. This is also about presenting and understanding the results in a better and easier way.

    • Scenes
    • Streamlines
    • Annotations
    • Volume rendering

    PROJECTS

    External Flow Analysis on the Drivaer Model

    Image Courtesy: http://www.aer.mw.tum.de/en/research-groups/automotive/drivaer/

    The Drivaer is a 3D passenger car model that is heavily used to benchmark CFD codes. Researchers ar TUM have provided public access to the geometry along with detailed information on the wind tunnel setup. In this project, we will be performing an external flow analysis on this model.

    External Flow Analysis on a Boeing 737

    Image Courtesy: https://grabcad.com/library/boeing-737-4

    The objective of this project is to perform external aerodynamic analysis on a detailed Boeing model. Cleaning up this model and setting up the flow analysis is not easy. Your productivity with Start CCM will increase quite a bit, after you finish this project.

    3. Advanced Aero-thermal CFD Application Using ANSYS FLUENT

    Governing Equations

    In this section, you will learn about basic equation that governs the fluid flow and heat transfer. Different formulations of Navier stoke equation wrt to both stationery as well as rotating frame. 

    • Differential formulation of Navier Stokes equation and Energy Equation.
    • Mathematical character of governing equations
    • Navier Stokes equation in rotating Frame of reference
    • Axis-symmetric Formulation of Navier Stoke equations
    • Characteristic Variables
    • Brief about Turbulence Modeling
    • Brief about boundary conditions used in FLUENT

    Aero-thermodynamics : Some Introductory thoughts

    External aerodynamics is a theoretical basis for aerospace technology, and aerodynamic calculations of modern aircraft and other vehicles. This branch of hydro-gas dynamics is becoming increasingly important in modern life due to the development of a new generation of commercial and military aircraft and unmanned aerial vehicles. 

    CFD simulations in this area now play a very important role. This section explains the basics of Aerodynamics and heat transfer. Different types of flow regimes and comparison of various primitive variables in that regime using one trajectory example. 

    Application of Governing equation in each Flow regimes. At last, special topic related to comparison of different techniques used to model turbo machinery component are described which together gives the complete insight of aerodynamics flows related to external and bounded flows.

    • Control Volume Approach
    • Classification of Flows based on compressibility
    • Linearized vs Non Linearized Supersonic Flow
    • Elements of Hypersonic Flow
    • Introduction to Conjugate Heat transfer phenomenon
    • Significance of Common Non dimensional Parameters
    • Multistage Analysis Methods for Turbo machinery

    Tetra/ Prism Mesh generation over Helicopter Fuselage

    • Prepare the geometry for meshing
    • Set up mesh parameters.
    • Generate the starting tetrahedral mesh
    • Generate prisms using the ICEM CFD post-inflation process
    • Prisms using the Fluent Pre-inflation process
    • Modify mesh parameters on a part-by-part basis

    Compressible flow Over Airfoil 

    • Hexa grid Generation over Airfoil
    • Model compressible flow (using the ideal gas law for density)
    • Set boundary conditions for external aerodynamics
    • Use the Spalart-Allmaras turbulence model
    • Use Full Multi-grid (FMG) initialization to obtain better initial field values
    • Calculate a solution using the pressure-based coupled solver with the pseudo transient option.
    • Use force and surface monitors to check solution convergence
    • Check the near-wall mesh resolution by plotting the distribution of Y+
    • Define a transient boundary condition using a user-defined function (UDF)
    • Use dynamic mesh adaption for both steady-state and transient flows
    • Create an animation of the transient flow using ANSYS Fluent transient solution animation feature

      Transient flow in an axial compressor stage

      • Comparison of Stationery and rotating Frame of reference
      • Set up the transient solver and cell zone and boundary conditions for a sliding mesh  simulation
      • Set up the mesh interfaces for a periodic sliding mesh model
      • FFT of time-dependent data

      Parallel Processing using ANSYS FLUENT

      • Definition of MPI/OPENMP
      • Comparison of Serial and Parallel solver
      • Use of Adjoint -solver for laminar flow over Cylinder/ Airfoil.

      CFD Flow analysis of Hypersonic re-entry vehicle using FLUENT

      • Preliminary calculation
      • Modeling
      • Grid Generation
      • Solver
      • Verification and Validation of results

      Advance Post Processing techniques

      • Display filled contours of temperature on several surfaces.
      • Display velocity vectors
      • Create animations
      • Display results on successive slices of the domain
      • Display Path-lines
      • Plot quantitative results
      • Vortex Capturing techniques- Q-criteria, λ2 criteria 

      Projects

      Flow over Missile radome at Mach 6

      • Selection criteria for different type of Material available for Present radome configuration.
      • To determine the Pressure distribution over radome
      • To determine distribution of temperature over radome wall thickness

      Flow past Commercial Aircraft (Boeing 777).

      • To Determine the Lift/ Drag characteristic of an Aircraft
      • To determine center of pressure location of Aircraft at different cases

      Simulation of flow through Supersonic Cruise Nozzle

      • Understanding the concept of Over expanded and Under expanded nozzle
      • Obtain the diamond shocks on a nozzle using an Axisymmetric geometry
      • Verification and validation of results

      4. Computational combustion using Python and Cantera

      Fundamentals of chemistry

      In this module you will learn the different fuel types, species nomenclature and important concepts such as:

      • Molecular weight
      • Moles
      • Density
      • Mass Fraction, Mole Fraction and PPM
      • Vapor pressure
      • Equation of state
      • Air fuel ratio
      • Equivalence ratio

      Intermediary Thermodynamics

      This module will give the opportunity to refresh your thermodynamics basics and learn several intermediary concepts such as:

      • Enthalpy of Reaction
      • Adiabatic Flame Temeprature
      • Lower and Higher Heating values

      Equilibrium Chemistry

      Equilibrium chemistry models are very commonly used to construct simplified combustion models. In this module you learn learn the following:

      • Full Equilibrium
      • Water Gas Equilibrium
      • Pressure effects
      • Understanding NASA thermodynamic data files

      Elementary reactions

      This module will introduce to chemical kinetics and you will learn the following topics:

      • Global and elementary reactions
      • Rate of a reaction
      • Forward rate and backward rate
      • CHEMKIN formatted mechanism file

      Introduction to Python and Cantera

      In this module you will learn Python - an extremely popular programming language. You will learn Python by writing programs related to chemical kinetics. Once you are in the position to write simple programs in Python, we will introduce Cantera to you. With Cantera you will be able to simulate different types of combustion systems. Cantera is an extremely popular tool that is being used in several universities and companies for research and commercial purposes.

      Ignition delay calculation

      One of the major factors that helps in determining the performance of a diesel engine is the chemical kinetics. In this module,we will teach you to build several zero-dimensional reactors. These type of simulations will be used to predict the ignition delay and flame speeds of Poplar fuels.

      Flame speed calculation

      While designing combustion systems, the flame speed plays an important role in determining their performance. In this module, you will learn how to calculate flame speeds. Note that this parameter depends upon the type of reaction mechanism that is being employed and the thermodynamic conditions in the combustion chamber. You will also perform sensitivity analysis that helps you determine which of the elementary reactions are going to affect the flame speed the most.

      Advanced topics in combustion

      In this module you will learn the following topics:

      • Perfectly stirred reactor
      • Steady state combustion and its relevance for gas turbine applications
      • Extinction and blow off limits
      • Premixed, diffusion and partially premixed flames

      Introduction to 3D combustion

      If you have made it so far, then you are in a position to understand the core concepts that are used while simulating combustion in complex 3D geometry. Here you will learn about the current trends in cutting edge tools that industries have access to.

      Projects

      Solving STIFF ODE system by using Backward Differencing and a Multivariate Newton Rhapson Solver

      In this project, you will be solving a STIFF ODE system from scratch. This helps you understand how reacting systems are solved.

      Sensitivity Analysis and Mechanism Reduction

      In this project, you will be writing code to reduce the number of reactions in given mechanism by performing sensitivity analysis.

      5. Advanced Meshing for CFD Analysis

      Industry-relevant Curriculum

      You will use an advanced pre-processing tool that helps you to set up the simulations until the solving process. It is widely used in the industry for a wide range of CAE applications. Learning Pre-Processing by working on industry-relevant projects will boost your profile significantly.

      Course Project: Topology and Surface preparation of a Disc Brake System

      Each week, you get a set of pre-recorded content. Along with this, you get simple assignments, intermediary projects and tool-tests. By the end of 12 weeks, you will be job-ready!

      Introduction to Pre-Processing

      A brief introduction to the structure of Pre-Processing, getting to know its GUI, followed by a detailed view of menu bars, icons, module buttons, visibility buttons, features, etc., and some of its functions.

      • In this particular project, you will be working on to design the inner panel of a hood, according to EuroNCAP standards and make sure that the part is manufacturable.
      • You will provide all the necessary reinforcements at the necessary regions and join the outer and inner panel using the proper joining methods.
      • You will also make sure that all the manufacturing requirements are being satisfied with all the cad parts that you design.

      Working with TOPOLOGY

      Exploring buttons and its functions available under the TOPO module. At the end of this session

      • You will become familiar with module buttons
      • Different surface editing, recovering functions
      • Creation of references on working geometry

      Working with Surface Mesh

      Getting to know the surface mesh and different buttons available under the respective Module. At the end of this session, you will be capable of

      • Surface mesh creation with different mesh generation techniques
      • Mesh editing, regenerating, reconstructing techniques
      • Working on elements, warping, volume formations basics

      Introduction to BATCH Mesh, Mesh Parameters and Quality Criteria

      • Exploring mesh parameters and their impacts on the surface mesh
      • Learning how to create and assign a Batch Mesh on geometry
      • Introduction to various mesh quality criteria and assigning values to them.
      • Clearing quality criteria on a surface mesh using various techniques.

      Working with Part Manager, Properties and Material sets

      • Part creation, editing, grouping, moving techniques
      • Assigning properties, materials, creating sets

      Detailed study of utilities

      • Mastering various isolation techniques, cut sections views, measuring methods.
      • Learn to move, copy, creating links between parts.
      • Learning Transform, Translate, Symmetry, Rotation techniques.

      Introduction to Checks Manager

      • Learning how to perform a Geometry check ensuring the creation of watertight volume.
      • Performing surface meshes checks to clear proximities, penetrations, bounds, etc.
      • Creating a complete check manager list file and execution.

      Introduction to Volume Meshing

      • Performing Auto-manual Detection of volumes
      • Assigning PIDs to volumes and creating volumes list
      • Volume mesh generation methods structured and unstructured

      Projects

      Amazing Industry relevant projects and tool-tests

      Turbocharger Assembly

      In this project, you will work on topology cleanup of a turbocharger assembly. You will learn how to split the compressor side and the turbine side. You will then assign separate Property ID's to get a finer mesh control

      Disc brake Meshing

      In this project, you will cleanup and create the mesh for a disc brake system. Disc brake geometries can be quite complex. You will gain the ability to group parts and apply individual mesh settings to get an overall high quality mesh.

      Car Interior Meshing

      In this project, you will work on meshing the interior cabin of a Lexus look-alike model. The geomety is quite complex, you will learn how to create a water-tight model and mesh it.

      Suspension topology fix

      In this project, you will cleanup and mesh various components of a front suspension system. You will employ material sets to assign material properties.

      A-Z in Surface Wrapping

      In this project, you will wrap a highly "dirty" CAD model using Surface wrapping (also called "Shrink wrap"). This technique is widely used to get an approximate mesh of a complex model in a very short time.

      Mesh for External Flows

      In this project, you will mesh an entire wind tunnel. You will learn how to create symmetry boundaries and create Property ID's for each and every relevant surface.

      FAQ

      1 . How will the instructor teach?

      Our instructors are industrial experts working in Fortune 500 companies. We partner with them to deliver the lectures online. You will be given access to recorded content and assignments each week.

      2 . Are there any prerequisites for this course?

      You should be pursuing B.E/B.Tech in Mechanical, Aerospace, Automotive, Production or Manufacturing

      3. What kind of support I can expect?

      Our support system is amazing!. You can read our reviews on Google to see this. We focus on one-on-one support which no one else does. We will communicate with you through WhatsApp messages/calls, individual online sessions and also in person.

      4 . How can I use the letter of recommendation?

      You can use it for job search and higher education. Recommendation letters are given only for candidates that have performed extremely well.

      Understand more about our Job Guarantee or Money back program.

      Appointment details will be emailed to you. Check promotions folder

      Modes of Support

      We offer 6 modes of support through which you can contact the instructor and the support engineers to clear your doubts & questions.

      Live Support Sessions

      Every week, there will be 3 support sessions where you can interact one-on-one with the instructor to clear your doubts.

      WhatsApp Groups

      You will be in a WhatsApp Group along with the course instructor & support engineers where you can post your questions.

      Forum Pages

      We have a very vibrant course forum where you can find the answers to most of your doubts.

      Ticketing Systems

      You can also send us your questions through the mail where a ticket will be created and your questions will be answered shortly within a few hours.

      On-Call Support 

      In case, you want to clear any doubts immediately, you can always call our support engineers & they will be happy to assist you,

      Online Chat Support

      You can connect to us anytime with our all-time chat support. You can explain your doubts. We will help you right away through call or live session.

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