Ahmed Body Challenge

                                            2D Cavitation Simulation   Aim: 1) Set up and run 3 cases for Winkl Hoffer Nozzle to study Cavitation, Case 1: Set up the case for Pressure difference of 30…

                                                    Turbo Charger Simulation Project   Aim: To simulate a transient simulation on a turbocharger made-up model and to analyse its impellers…

                                                         Proportional Valve Simulation   Aim:  SImulate a steady state flow of a proportional value with different pressure…

                                             Super Charger Simulation   Aim: Complete Boundary Flagging and run NO HYDRO. Get Supercharger performance data (i.e total pressure ratio…

                                                      Centrifugal Pump Simulation   Aim: To Perform a transient simulation on a Centrifugal pump to calculate the pressure drop…

Aim: The objective of this report is to apply Reynold's decomposition to the Navier-Stokes equation and to determine the expression for Reynold's Stress. Explain the terms Reynold's stress, turbulent viscosity and molecular viscosity.    Navier Stokes Equations: The movement of fluid in the physical domain is…

    Shock Tube Simulation   Aim: To perform a Shock tube simulation using the transient state approach. Using an event method in intial conditions to set a time to break the diaphragm and the mixing of high pressure region and low pressure region to occur. Post process the results and explain the flow…

                                        Prandtl-Meyer shock problem   Aim: To perform a steady state flow over a Prandtl-Meyer expansion fan, where the inlet velocity is having a Mach value of 2.0. Perform analysis…

  Transient simulation of flow over a throttle body   Aim: - Perform transient simulation flow over a throttle body. - Throttle body is rotated about 25degrees. - Post process the results and plot the necessary graphs and contours. - Create a flow animation to depict the flow characterestics and show the movement…

     Steady state simulation of flow over a throttle body   Aim: - Perform steady-state flow simulation over a throttle body in a elbow pipe. - Perform the simulation by using the pressure inlet- pressure outlet boundary conditions. - Post-process the results and plot the necessary graphs. - Create…

 Flow over a backward facing step   Aim: - Simulate air flow inside a backward facing step - Perform grid independence by refining the mesh size - Post processing the required physical parameters   Theory: 1. Backward facing step flow:  Many industrial application involves flow separation and reattachment.…

 Channel flow simulation using CONVERGE CFD   Aim: - Create a flow simulation of laminar flow in a channel  - Create a 2D simulation using the pressure inlet-outlet boundary conditions - Generate the velocity profile and other parameters for 3 diffferent mesh sizes   Theory: 1. Channel flow: Channel…

Aim:  To perform a steady-state external flow simulation over an Ahmed body model. Use of Broadband model to capture the acoustic effects produced due to pressure difference at the surface of the body. Post process the results and justify the solution derived. Theory: 1. Ahmed body:  Ahmed body is a generic car…

AIM: To simulate the motion of blades using Moving Mesh Approach in trainsient. Apply appropriate time step calculations to achieve a single complete cylce.     Theory: - MRF: is strictly performed for steady state analysis. In MRF, the entire moving frame moves as a whole where no remeshing is required…

1. Moving zones can be modelled using 2 methods generally referred as Moving Reference Frame approach and Moving Mesh approach (Dynamic mesh).  - MRF is strictly performed for steady state analysis. In MRF, the entire moving frame moves as a whole where no remeshing is required and the mesh topology remains the same,…

Aim: To perform flow analysis over a NACA0012 airfoil for subsonic and supersonic flow regimes, and also perform the simulations for 3 angle of attacks 5, 10 and 15. Calculate the drag and lift co-efficients and post-process the flow physics behaving on the aerofoil.   Theory: 1. Angle of attack: angle of attack (AOA, α,…

  Aim: To perform literature on different turbulence models used and simulate Aerodynamic simulation on the Golf Ball and post process the results. Simulation: The Golf ball that is to be simulated, is with dimples on one half and a smooth surface on the other half. In this simulation, we are interested…

 Aim: - Explain about pitot-static tube and also establish a relationship between Total (stagnation) pressure and static pressure. - Perform a steady state simulation to calculate the Velocity change along the domain and find the percentage from the given data. - Post process and plot the necessary contours and…

- Aim: To perform flow simulation through a convergent-divergent nozzle (de Laval nozzle) and post process the results. Compare the simulation results with experimental and analytical data to validate the simulation results.   - Theory: de Laval Nozzle: A de Laval nozzle (or convergent-divergent nozzle, CD…

                                             Flow over a FSAE car model   Aim: Perform an external flow simulation over a FSAE car model. Initially perform geometry clean-up to remove mani-fold edges…

                                                  Modeling and Simulation of flow around an Ahmed Body   Aim:  Perform external flow simulation on Ahmed boddy and validate the results…

                                                         Flow over an air foil   Aim:  To perform steady and Transient simulation over a NACA 2412 Airfoil for varying…

Aim: The objective of this report is to apply Reynold's decomposition to the Navier-Stokes equation and to determine the expression for Reynold's Stress. Explain the terms Reynold's stress, turbulent viscosity and molecular viscosity.    Navier Stokes Equations: The movement of fluid in the physical domain is…

                                                                 Shock Tube Simulation   Aim: To perform a Shock tube simulation using the transient state…

                                                         Prandtl-Meyer shock problem   Aim: To perform a steady state flow over a Prandtl-Meyer expansion fan, where the inlet…

                                                      Transient simulation of flow over a throttle body   Aim: - Perform transient simulation flow over a throttle body. - Throttle…

                                                             Flow over a backward facing step   Aim: - Simulate air flow inside a backward facing step - Perform…

                                                   Channel flow simulation using CONVERGE CFD   Aim: - Create a flow simulation of laminar flow in a channel  - Create a 2D simulation…

                                                                           Surface wrap on Automotive Assembly   Aim: For the…

                                                                 CFD Meshing for Tesla Cyber Truck   Aim: For the given model of tesla's Cyber truck,…

                                                            CFD meshing on BMW car   Aim: For the given model, check and solve all geometrical errors on half portion…

                                                                     CFD meshing on turbocharger   Aim: For the given model of a turbocharger,…

                                                                                Simulating combustion of natural gas…

                                               Parametric study on Gate valve   Aim: To perform a parametric study on the gate valve simulation by setting the opening from 10 % to 80%.   Objective:…

                                                                    Simulating cyclone separator with discrete phase modelling   Aim: To perform…

                                                                            Conjugate heat transfer analysis on a graphics card  …

AIM:   To solve the 2D heat conduction equation at steady and transient state. Obtain convergence of by using explicit and implicit methods, and using iterative solvers to solve implicitly.  OBJECTIVE:  Solve the 2D heat conduction equation by using explicit and implicit methods  Solve the implicit…

AIM: To simulate Hagen-Poiseuille's flow in OpenFOAM by considering a part of the pipe(wedge) which is having a wedge angle of less than 5 degrees and also to code the blockMeshDict file using Matlab, so that the same file can be used for different variables to simulate in OpenFOAM.   OBJECTIVE: Write a program in…

AIM: To simulate the isentropic flow through a quasi 1D subsonic-supersonic nozzle. You will derive both the conservation and non-conservation forms of the governing equations and solve them using the MacCormack's technique.                OBJECTIVE: You need to determine the steady-state…

Aim: Calculating all the state points of a rankine cycle with the help of 3 inputs i.e, turbine inlet pressure, turbine inlet temperature and turbine outlet pressure. Deriving the outputs such as workdone by turbine, net workdone, thermal efficiency of the cycle, specific steam consumption are to be calculated and to be…

Aim: Parsing of NASA thermodynamic data and extract the 14 coefficients for each species and use them in the given formulae to find the specific heat, enthalpy, entropy of each species. Creating a function for the coefficients so that it is easier to run for all the species.(53).   Objectives: Parsing of NASA thermodynamic…

Aim: To write a MATLAB program to: To optimise stalagmite function and find the global maxima Explain the genetic algorithm with the standard syntax. Plot graph for all the studies and for F-maximum v/s no.iterations.   Equations: The given stalagmite functions are: Objectives: To solve a stalagmite function using…

                                                                          Rayleigh Taylor Instability   Problem statement:  …

                                                                                            AHMED…

                                                                                Steady vs unsteady flow over a cylinder…

Aim: To write a Matlab program to solve 2nd order ODE of a simple pendulum using the equation of motion of simple pendulum and to obtain the transient behaviour of the system.     Equations: Equation of motion of simple pendulum,  `(d^2 θ)/(dt^2 )+b/m dθ/dt+g/l sin⁡θ=0` Where, b = damping…