Week 5 - Rayleigh Taylor Instability

Genetic Algorithm: Optimization of stalagmite function Objectives: - Write a code in MATLAB to optimise the stalagmite function and find the global maxima of the function. Expalin the concept of genetic algorithm in and also explain the syntax for ga in MATLAB. Plot graphs for all 3 studies and for…

Aim :- To perform the Rayleigh Taylor instability simulation for 2 different mesh sizes with the base mesh being 0.5mm.To  explain the results by showing the animations and to study the effect of mesh size on simulation. We use Water and Air in this simulation and in one more case we use Water and a User-defined material…

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: To set up steady-state simulations to compare the mixing effectiveness when hot inlet temperature is 360C & the Cold inlet is at 190C.  To use the k-epsilon and k-omega SST model for the first case and based on the judgment to use the more suitable model for further cases.  Case 1  Short mixing tee with a hot inlet…

AIM Simulate the steady and unsteady  flow of air over a cylinder and explain the phenomenon of Karman vortex street, lift and drag coefficients.   OBJECTIVE Simulate the flow with the steady and unsteady case and calculate the Strouhal Number for Re= 100. Calculate the coefficient of drag and lift over a cylinder by setting…

Aim : CHT Analysis on Exhaust port Objectives : Give a brief description of why and where a CHT analysis is used. Maintain the y+ value according to the turbulence model and justify the results.  Calculate the wall/surface heat transfer coefficient on the internal solid surface & show the velocity & temperature contours…

AIM:   External flow simulation over an Ahmed body. OBJECTIVES: Describe Ahmed's body and its importance. Explain the reason for the negative pressure in the wake region. Explain the significance of the point of separation. Velocity and pressure contours.  Run the simulation for the velocity of 25 m/sec with the default…

Aim: To check and solve all the geometrical errors, assign relevant PIDs, and perform surface mesh on the cyber truck geometry as well as the wind tunnel surfaces. Objective : To Identifying & cleanup all the topological errors in the given Tesla Cyber Truck model. To create a surface mesh. To Create…

AIM : To check for the geometrical errors and delete surfaces which are unwanted for surface wrap and to Merge all 3 models and perform surface wrap. Target length for Wrap = 3 mm Objectives - Perform geometrical errors Delete unwanted surfaces Perform surface wrapping. Procedure: Engine Model:  Open ANSA and…

Aim: CFD Meshing For BMW Car. Objective: To learn topology, geometry clean-up, meshing for BMW car. Also Perform meshing with the given Target length and elements Quality criteria. After meshing the half model, Do symmetry to the other side. Target lengths for the different parts of a model are as follow: Body…

Aim : Perform a volumetric mesh on turbocharger. Objective : Remove topological errors ( including intersection and penetration) Perform classic meshBlade stage 1 = 1mmBlade stage 2 = 1mmImpeller = 2mmShaft rotor = 1mmTurbo casing = 5mmInlet casing cover = 5mm Perform Volumetric mesh for the required volumes Show the cut…

AIM: Eliminating geometric errors from model and perform topology cleanup.Perform surface mesh for various taget lengths for 1mm,3mm and 5mm. Objective :  Perform model cleanup. Perform surface mesh for various length such that 5mm,3mm and 1mm. Procedure: Open Ansa Software and load given model Wireframe mode of our model…

AIM : To perform a curve fitting for the given dataset and to find the best fit and perfect fit for that particular dataset using Matlab. OBJECTIVE : To write code to fit a linear and cubic polynomial for the Specific Heat (Cp) data. To plot the linear and cubic fit curves along with the raw data points. To study…

AIM:To create a program in Matlab to solve the second order ODE of motion of a simple pendulum with damping. OBJECTIVE : To write a program to simulate the transient behaviour of a simple pendulum. To create an animation of the motion of simple pendulum using MATLAB. THEORY: Ordinary differential equation:- An ordinary…

AIM :- To visualize P-V Diagram of Otto Cycle and to calculate thermal efficiency using Matlab. OBJECTIVE:- To study the Otto Cycle and write a program to calculate the state variables of Otto Cycle. To write a program to plot a P-V diagram of the Otto Cycle. To calculate Thermal Efficiency of Otto Cycle using Matlab.…

AIM:To write a program in Matlab to simulate the forward kinematics of a 2R Robotic Arm. Objective:- 1)To write a program for the forward kinematics of a 2R robotic arm.                  2)To create a movie/Animation from the plots. Basic Theory:- A robotic arm is a type of mechanical arm usually programmable, with similar…