Week 3 - Solving second order ODEs

AIM: Design of backdoor. OBJECTIVE: To develop the car backdoor by using given surface method by automotive sheet metal design. BACKDOOR: A backdoor is located at the rear end of the car which gives access for the boot space to store luggage.,spare wheel etc.These doors can be operated mannualy or electric…

Aim: To create the Roof and its essential flanges and reinforcement. Software used: CATIA V5.Objectives:1. Design the roof from the given styling surface with Front and Rear roof rails.2. Create the Bow roof rails and center Bow with reinforcement.3. Do a curvature study on the roof and validate the design by applying…

AIM: Fender Design OBJECTIVE :The main objective of this project is to design a fender. INTRODUCTION :The design of any product starts from a requirement. The design engineer sketches the product based on the requirement. Then the 2D sketch with the proper dimensions is converted into the 3D model using the advanced…

AIM: To decide whether the given design passes the European standards or not. Given Design: European Regulations Requirement: 1. Take the outline of the wheel and the fender.2. Make the centre of the wheel circle.3. Draw horizontal and vertical perpendicular axes from the centre of the wheel circle.4. Draw lines at 30…

AIM:Section modulus calculation and optimization. OBJECTIVE:Use section of the Hood and calculate the section modulus.Vary the section in such a way that the new section is an improved version of the previous section.THEORY:Section modulus is to find the geometric property for a given cross-section used in the design.Calculate…

AIM: Design Hood outer panel, inner panel, and the necessary reinforcements by following the Master section mentioned with the design parameter explained in the videos. Submit an assembly of Hood inner panel, outer panel, latch, hinge, and the reinforcementsA detailed report about the Hood Design includes a detailed explanation…

AIM: Underbody coating and its purposes. SOLUTION: UNDERBODY COATING: Underbody Coating is a sprayable coating, which protects the undersurface of the vehicle from corrosion.Underbody coating provides long-term protection from corrosion to the car's underbody. It also protects parts like internal body panels, frame…

AIM: Explain Benchmarking, Compare 4 vehicles, and find out the best car for Mr. D.S. Pughazhyendhii under 8-10 lakhs. SOLUTION: BENCHMARKINGBenchmarking is a process of measuring the performance of a company’s products, services, or processes against those of another businessconsidered to be the best in…

AIM: To Creation of CAD model considering Class A surface, Nominal thickness, and Attachment strategy. OBJECTIVE: 1. To Creation of CAD model considering Class A surface, Nominal thickness, and Attachment strategy.2. Create thickened part using the master section for reference.3. Create the mounting features as per design…

AIM: In this challenge, I have to design part models and assemble the parts from the 2D sketches and dimensions provided to me. SOLUTION: QUICK RETURN MECHANISM:• A quick return mechanism is an apparatus to produce a reciprocating motion in which the time taken for travel in return stroke is less than inthe forward…

AIM: Design B-Pillar through master section Development. Step 1: Create a tooling axis.For creating the tooling axis first we extract these 4 boundaries. Took a point between these 2 lines. then draw a bisecting line between these two-line by using point. again bisect the remaining two lines. and finally, bisect the resultant…

AIM: Create the door applique plastic component, create tooling axis, Heat stakes & locators by using class-A surface. SOLUTION: Create tooling axis Make a close body by using Class A surface Create a drawing for a 4-way locator: Then pad the 4-way locator sketch: Give the draft to the way locator & give the…

Aim: Create the screw boss and Dog House for the Centre console coin holder. General Guidelines for Bosses: Draft  - 0.5 degrees on walls of boss Thickness -  Typically 40%* of the nominal wall at the base. Height to Diameter Ratio -  3:1 Radii - 0.25mm maximum radii.   "C" is where the doghouse…

AIM:To create the rib for the Centre console coin holder considering the design rules.Introduction:Plastic parts design is a very complex process and it requires the involvement of many factors like functional requirements, process constraints,material selection, and assembly or structural issues. Wall thickness, Draft,…

Aim: Design of core & cavity of switch panel bezel. SOLUTION:Draft analysis: The Draft Analysis command enables you to detect if the part you drafted will be easily removed. This type of analysis isperformed based on color ranges identifying zones on the analyzed element where the deviation from the draft direction…

Aim: Design a coin Holder From a Class A surface.For that, we follow the previous Procedure.Creation of tooling Axis1. Intersect the model with the plane perpendicular or to an axis system.2 Extend the lines which are perpendicular to the plane.3. Again intersect the model with another plane and extend the lines perpendicular…

Aim: To Create Class B & Class C surfaces from the given Class-A surface of door armrest & to draft analysis of the surface of a given model.Creation of tooling axis :Tooling for x-axis: Tooling for the y-axis: Then By using the bisection method Bisect the resultant Lines Now, we get our tooling axis Draft analysis…

Aim: To create a switch bezel by using Class-A, B & Class-C surfaces. SOLUTION: CREATING A TOOLING AXIS: For that, We have to create a tooling axis.Tooling axis: For creating a tooling axis we check all x,y,z directions. Then we Consider one base surface extrude it. Then we took a center then we bisect the ZX plane…

Base Bracket Design  

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…

AIM:-To set up steady-state simulations to compare the mixing effectiveness when hot inlet temperature is 36 C & the Cold inlet is at 19 C. INTRODUCTION: Ansys Fluent is the industry-leading fluid simulation software known for its advanced physics modeling capabilities and industry leading accuracy.Ansys Fluent gives…

AIM: To Simulate the axi-symmetric flow through a pipe by applying the wedge boundary condition on openFoam. OBJECTIVE: 1. Validate Hydro-dynamic length with the numerical result2. Validate the fully developed flow velocity profile with its analytical profile3. Validate maximum velocity and pressured drop for fully developed…

AIM: To describe the need for interpolation schemes and flux limiters in FVM. OBJECTIVE: You can use the 1D linear heat conduction equation as an example. To define Finite Volume Method(FVM), write down the major differences between FDM & FVM. THEORY: In computational fluid dynamics there are 3 numerical method based…

AIM: To simulate an incompressible-laminar-viscous flow through the backward facing step geometry. OBJECTIVES: 1. Simulate incompressible laminar viscous flow through BFS geometry using solvers in OpenFoam.2. To compare the results of different grading i.e., 1 and 0.2 respectively any explaining the importance in…

AIM:To write a matlab code on Simulation of a 1D Super-sonic nozzle flow simulation using Macormack Method. OBJECTIVE: Steady-state distribution of primitive variables inside the nozzle. Time-wise variation of the primitive variables. Variation of Mass flow rate distribution inside the nozzle at different time steps during…

AIM: To write a program for solving the steady and unsteady 2D heat conduction problem. OBJECTIVE: Steady state analysis & Transient State Analysis. Solve the 2D heat conduction equation by using the point iterative techniques. Implement the following methods for solving implicit equations. 1. Jacobi2. Gauss-seidel3.…

AIM: : To write a program for in MATLAB for 4th order approximation for second order derivative by following methods: 1. Central difference2. Skewed right sided difference3. Skewed left sided difference OBJECTIVE: To evaluate the second order derivative of the function f(x) = exp(x)cos x, Using above mentioned order…

AIM: To write a code in Matlab to parse the NASA thermodynamic data file and then calculate the thermodynamic properties of various gasspecies.Objective: Calculate the molecular weight of each species and display it in the command window. Plot the Cp, Enthalpy, and Entropy for the local temperature range (low temperature:…

AIM: To write a code in MATLAB and to optimise the stalagmite function to find the global maxima of the function. OBJECTIVE:Expalin the concept of genetic algorithm in your own words and also explain the syntax for ga.Plot graphs for all 3 studies and for F maximum vs no. of iterations. SOLUTION: Genetic Algorithm :Genetic…

 AIM:  To create an animation of simple pendulum by using second order differential equation by usingode solver function. For simulation the second order equation of the simple pendulum is: To create a plot between angular velocity and displacement of simple pendulum by using ode45. OBJECTIVE:  The pendulum…

PROJECT STUDY:  Carry out a system-level simulation of an all-terrain vehicle.  Download the model from the given link:  https://www.mathworks.com/matlabcentral/fileexchange/70576-baja-all-terrain-vehicle-atv-model Prepare a technical report explaining the model properties & comments on the results. AIM: To study and to…

AIM 1:  Implement control logic of a “washing machine” using Stateflow as per given sequence:  If the power supply is available, the system gets activated  If the Water supply is not available, stop the process & indicate through LED Soaking time should be 200s followed by Washing time of…

AIM 1: Make a Simulink model of Doorbell using solenoid block with the following details: In the above arrangement, when the switch is closed the electromagnet receives electrical power from the battery and pulls the metal arm to hit the bell producing sound.  Create a situation where the switch is…