Week 4.1 - Genetic Algorithm

Aim:  To study the concept of Rayleigh Taylor Instability and some practical CFD models that have been based on the mathematical analysis of Rayleigh Taylor waves. To study the Rayleigh Taylor Instability simulation for 2 different mesh sizes in addition to baseline and compare the results. To study the the effect…

Aim: CHT Analysis on Exhaust Port Objective :   In this challenge,  We will ,give a brief description of why and where a CHT analysis is used.  We wil simulate both fluid flow and also the heat transfer to the solid i.e., CHT Analysis on an Exhaust port Then we will calculate the wall heat transfer…

Aim: To Study External flow simulation over an Ahmed body. Objective:  Q1. Describe Ahmed's body and its importance. Q2. Explain the reason for the negative pressure in the wake region.  Q3. Explain the significance of the point of separation.  1. Velocity and pressure contours.  2. The drag coefficient…

AIM: Simulate the flow over a cylinder and explain the phenomenon of Karman vortex street. Understanding the vortex shedding for different Reynolds numbers by changing the inlet velocities accordingly. Create a monitor point behind the cylinder at a distance 4 times the diameter which can be used to calculate and analyze…

1. Title – Mixing Tee Effectiveness 2. Objective – To clean the geometry and mesh it in pre-processing. To solve the model with best solver in Ansys solver. To generate contour and line plots and analyse it in postprocessor. 3. Introduction – Computational fluid dynamics is a branch of fluid mechanics, which uses mathematics,…

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…

Objective: 1. To simulate a 2D incompressible laminar flow through a cylinder pipe in OpenFOAM.  2. Compare the velocity profile and maximum shear stress for the fully developed flow along with pressure drop with the Hagen Poiseuille's Equation. 3. To make arrangements to save computational resources and time by reducing…

Study of various interpolation schemes and flux limiters in FVM.  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…

OBJECTIVE. To simulate an incompressible-laminar-viscous flow through the backwards-facing step geometry and perform a transient simulation. Case 1 - To Simulate the flow without using any grading factor (i.e., GF = 1) Case 2 -  To Simulate the flow with a grading factor of 0.2. The cells should be finer near the walls…

  AIM:To solve the 2D heat conduction problem for the steady and unsteady state using Jacobi, gauss seidel, and successive over-relaxation iterative techniques. THEORY: Conduction is a mode of heat transfer, generally takes place in solids due to temperature differences associated with free electron and lattice vibration.…

Aim: - To derive and write a program for in MATLAB for 4th order approximation for second order derivative by following methods- Central difference Skewed right sided difference Skewed left sided difference Objective: -      1. To evaluate the second order derivative of the function  f(x)=exp⁡(x)cosx">f(x)=exp(x)cosxf(x)=exp⁡(x)cosx   ,…

Aim : To Mesh Given Rear Wheel Holder. Objective : mesh using given criteria. Target Element Length = 5 Units S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper      0.5 5 Min. Length 2 Units 6 Max. Length 8 Units 7 Min angle Quad 45 8 Max angle Quad 135 9 Min angle Tria 20 10 Max angle Tria…

Aim:Meshing of Door Inner Panel Procedure:

Aim : To extract midsurface and create mesh on hood using hypermesh. Objective :  1)Import geometry and cleanup 2)Extract mid surface  3)Mesh in the cleanup using given criteria    S.NQuality Criteria Value  1 Aspect Ratio 5 2 Skewness 45 3 Warping 15 4 Taper     0.5 5 Min. Length 2 Units 6 Max. Length 8 Units 7 Min angle…

 Aim : To create 1D element on the given model with given cross-section and DOF using hypermesh. Objective :  a. Rod element:- Translational DOF should be Constrained with RBE2 link Cross-Section: BOX- Dimension a= 12 mm                        …

Aim : To design 18kWh capacity battery pack. Objective :  Battery pack capacity: 18 kWh Cell: ANR26650M1-B  Prepare a detailed battery pack drawing along with its enclosure. Theory : This is a lithium-ion cell which is manufactured by Lithium Werks. 26650 cells are capable of delivering very high power…

Aim: Explain the Coulomb Counting and explain the BMS implements coulomb counting for SOC estimation from model. Objective:  Simulate the 3 test cases from harness dashboard and write a detailed report on the results What is coulomb counting? Refer to the above model and explain how BMS implements coulomb counting…

Aim:Write program in matlab for rankin cycle Objective:  Net work output Back work ratio   Theory: The Rankine cycle is an idealized thermodynamics cycle describing the process by which certain heat engines such as steam turbines or reciprocating steam engines, allow mechanical work to be…

Aim:  Study the different types of battery Objective:                    1.Prepare a table which includes materials & chemical reactions occurring at the anode and cathode of LCO, LMO,NCA, NMC, LFP and LTO type of lithium ion cells.        …

Aim: To Write a code in matlab to parsing the NASA thermodynamics data file and then calculate the thermodynamics properties of various elements. Objective:   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"THERMO.dat".…

Aim: Write a code in MATLAB to optimise the stalagmite function and find the global maxima of the function. Objective: Explain the concept of genetic algorithm. Use and expalin the syntex ga in Matlab. Theory: Equation                         …

Aim: Write a matlab program to simulate the transist behaviour of simple pendulum. Objective: 1) Create animation of its motion. Theory: The simple pendulum is a mechanical system that sways or moves in an oscillatory motion. This motion occurs in a vertical plane and is mainly driven by the gravitational force. Interestingly,…