Week 4 Challenge : CFD Meshing for BMW car

Aim: Performing topological cleanup and surface mesh on tesla cyber truck and on a wind tunnel based on selected target length values of its different components using element type as Tria, as well as appropriate selection of the volume that contains the vehicle and its surroundings with the wind tunnel for volumetric…

Aim: Perforform Topo cleanup and delete unwanted surfaces for Surface wrap. After Topo cleanup, Merge all 3 models and perform surface wrap. Target length for Wrap = 3 mm   1. Engine:    2. Gear box:   3. Transmission:   Procedure: 1. Topo Cleanup : (Engine, Transmission & Gear Box)…

Aim: To perform topological clean-up, and carry out the surface meshing of a BMW M6 car model and create a wind tunnel surrounding the same. Objectives: For the given model, check and solve all geometrical errors on half portion and Assign appropriate PIDs. Perform meshing with the given Target length and element Quality…

Aim: Performing CFD meshing on Turbocharger using ANSA Objective: For the given model, check for the geometrical errors to make appropriate volumes. Create and assign PIDs as shown in the video. Perform surface mesh with the given target lengths as per PIDs. Blade stage-1 = 1 mm Blade stage-2 = 1 mm Impeller = 2 mm…

AIM: Surface meshing on a Pressure valve Objectives: To check for the geometrical errors. To perform Topology cleanup accordingly. To set three different target lengths as three different cases and mesh the model. To apply any one target length from the above at a time for the entire model as One case. To write a…

Aim: To simulate an axis-symmetric laminar flow through the constant cross-sectional of the pipe by applying the symmetry boundary condition. To simulating for the mentioned angles i.e for 10, 25, 45 degrees using both symmetry and wedge boundary conditions and validate them with HP equations.   Hagen-Poiseuille's law:…

Independent Project on:  CONVERGENT DIVERGENT NOZZLE   Aim: 2D simulation of flow inside the CD nozzle Objectives: 2D simulation of CD nozzle flow Plot Pressure and Velocity (Mach No) graph and contours Showing the Sonic condition at neck region Introduction: Nozzles-  Most modern passenger and military aircraft are powered…

AIM : To write code in MATLAB that can solve a Rankine cycle and make plots for it. OBJECTIVE : To calculate the state points of the Rankine Cycle based on user inputs.  To plot the corresponding T-s and h-s plots for the given set of inputs. THEORY : The Rankine cycle is a model used to predict the performance of steam…

Question: Part I Perform a combustion simulation on the combustor model and plot the variation of the mass fraction of the different species’ in the simulation using line probes at different locations of the combustor as shown in Fig. You need to plot for CO2, H2O, CH4, N2, O2, NOx emissions & Soot formation. …

Aim: For this challenge, you will have to perform a parametric study on the gate valve simulation by setting the opening from 10 % to 80%.  Objectives: Obtain the mass flow rates at the outlet for each design point. Calculate the flow coefficient and flow factor for each opening and plot the graph. Discuss the results…

Aim: To perform analysis on cyclone separator and calculate the separation efficiency and pressure drop.   Objective: To write a few words about any four empirical models used to calculate the cyclone separator efficiency.  To perform an analysis on a given cyclone separator model by varying the particle…

Aim: Perform a steady-state conjugate heat transfer analysis on a model of a graphics card. You can use appropriate materials of your choice for the simulation. Make sure to properly define the correct solid and fluid zones. Refer the video for further clarification and the model is provided below the video. Run the simulation…

Aim: Study and Simulation of Rayleigh Taylor Instability using VOF method. Objective: To research the significance of the Rayleigh Taylor instability ANSYS FLUENT multiphase flow analysis. To research the fluid volume approach and its significance. Examining how mesh refinement affects the Rayleigh Taylor instability…

Aim: To carry out the Conjugate Heat Transfer analysis of Exhaust Port.  Objective: After preparing the geometry in the Ansys Spaceclaim, carry out the simulation in Ansys Fluent to determine the velocity & temperature distribution inside the exhaust port. Following are the main objective that are required to…

AIM : To simulate an incompressible-laminar-viscous flow through the backward facing step geometry.  We should perform a transient simulation. The solver can be chosen based on the described physics of the flow.  Here based on the decribed physics of the flow we have chosen icoFoam solver. icoFoam.C File Reference…

Objectives: 1. To simulate a 2D incompressible flow through a cylinder pipe in OPENFOAM. 2. Compare the velocity profile and maximum shear stress for the fully developed flow along with the pressure drop with the Hagen-Poiseuille's equation. 3. To make arrangements for the saving of computational resources and time…

AIM: To study the aerodynamics of the Ahmed's body and Run the simulation for the velocity of 25 m/sec with the default air properties in fluent. OBJECTIVE:  1. To Describe Ahmed's body and its importance.  2. To Explain the reason for the negative pressure in the wake region.   3. To Explain the significance…

Aim: To conduct a mixing Tee simultaion for 2 different lenth of pipe Objective: Set up steady-state simulations Compare the mixing effectiveness when the hot inlet temperature is 36C, and the cold inlet is 19C. Try both the k-epsilon and k-omega SST models for the first case then use the most suitable model for further…

Aim: - Vortex shedding simulation over a cylinder in Laminar flow. Objective: - To setup case of steady state and Unsteady state simulation. To calculate Reynolds number and its significance over cylinder flow. To calculate lift and drag force over the cylinder region. To calculate the strouhal number and plot accordingly.…

AIM: Simulation of Quasi 1 D Supersonic nozzle flow simulation using MacCormack Method OBJECTIVE: Steady-state distribution of primitive variable inside the nozzle. Time-Wise variation of a primitive variable. Variation of mass flow rate distribution inside the nozzle at different time steps during the time marching process.…

Finite volume method : The finite volume method (FVM) is a method for representing and evaluating partial diffrential equations in the form of algebraic equations. In the finite volume method, volume integrals in a partial differential equation that contain a divergence term are converted to surface…

AIM: To solve the 2D heat conduction equation by using the point iterative technique using the methods like Jacobi, Gauss-Seidel, Successive over relaxation for both implicit and explicit schemes. Theory: Inputs and Boundary conditions: Domain is assumed to be a shape of a square of length 1m. of nodes in x and y direction…

AIM: To derive the fourth order approximations of a second order derivative using central differencing scheme, skewed right sided difference and skewed left sided difference with the help of taylor table method and to compare the analytical derivative with obtained values for the given function. SCHEME DERIVATIONS: CENTRAL…

AIM : 1. Write a function that extracts the 14 co-efficients and calculates the enthalpy, entropy and specific heats for all the species in the data file. You will be reading this file NASA thermodynamic data(Tip: use fopen and fgetl). The formulae are shown below.  Here R is the universal gas constant,…

A stalagmite is a type of rock formation that rises from the floor of a cave due to the accumulation of material deposited on the floor from ceiling drippings. Stalagmites are typically composed of calcium carbonate, but may consist of lava, mud, peat, pitch,…

Aim:  Write a program that solves the following ODE. This ODE represents the equation of motion of a simple pendulum with damping       Write a program in MatlabOctave that will simulate the pendulum motion. Simulate the motion between 0-20 sec, for angular displacement=0,angular velocity=3 rad/sec…

Aim: Write a program in Matlab to simulate the forward kinematics of a 2R Robotic Arm, as shown in the video.  Create an animation file of the plot. What is forward kinematics ? Forward kinematics refers to the use of the kinematic equations of a robot to compute the position of the end-effector from specified…