Week 3 - Solving second order ODEs

 Calculate the Stretch Ratio by comparing the ELFORM (-2,-1,1,2) with Ogden_Material Model AIM:  Create a block of 10mmx10mmx10mm dimension with 10 elements for each direction and use the material card attached (Ogden_Material.k) that is representative of the material properties from the above figure. Use…

 Modelling Spotwelds AIM:  In this assignment, you will model spotwelds for the given assembly of parts and run a crash test similar to the one in assignment 4. Details about spotweld location is in the image below. The yellow line signifies the spotweld directions. You need to use 3-7 spotwelds along this line, in a symmetric…

 Crash Box Simulation AIM:  In this assignment, the student needs to simulate a crash test for a crash box for which mesh is given. A crash box is a highly energy absorbing structure that crashes on application of loads and reduces impact on other components nearby. A full-fledges crashbox is a highly sophisticated design…

Drop test Challenge AIM:  In this assignment, we provide you with a file having just nodes and elements of two parts, a simplified cellphone and a plate mimicking ground. You need to create a complete simulation file from this to perform a drop test. *INITIAL_VELOCITY card is to be used to give velocity specifications…

Explicit AnalysisClearly it is possible to plot a graph of force, f, versus displacement, u, by using equation (1) (see Figure 2). However, if the nonlinear force versus displacement relationship isnot known, but the stiffness is known, it is possible to construct the graph of force versusdisplacement numerically. One…

Car Crash simulation AIM: For this challenge, you will have to perform a parametric study using 3 different values of thickness for the car body. You need to apply the same conditions as mentioned in the video that corresponds to this challenge.Analyse the total deformation and Equivalent stresses acting on the model. …

Machining with Planer AIM : You will have to perform an explicit dynamics simulation to find out the Equivalent Stress, Total Deformation and also insert a User defined result to calculate the temperature of the body. You need to perform this for 2 cases. One will be with a cutting velocity of 20000mm/s and the other will…

Bullet penetrating a Bucket  AIM : For this challenge, you will have to simulate a bullet penetrating into a bucket. You will need to use 3 different non linear materials for the bucket and analyse their behaviour for the same velocity of bullet. Apply the conditions for bullet as mentioned in the video itself. Upload…

Tension and Torsion test challenge AIM: For this challenge, you will have to perform the tension and torsion test on the specimen provided below the video corresponding to the challenge.  For the tension test, displace one end of the specimen to 18mm while keeping the other fixed. You will need to find out the total…

 Worm Gear Challenge AIM:  For this challenge, you will have to perform a transient structural analysis on a worm gear assembly. For the academic version, you need to cut the gear by half so as to bring the model within limits. For the challenge, you have to rotate the worm so as to get to almost end of the half…

Universal Joint   AIM : For this challenge, you will have to perform a transient structural analysis on a double universal joint with a spring using three different materials: Structural Steel, Stainless Steel and Titanium alloy(They can all be found in the General Materials section) The three materials must be used…

Long Piston With Cam AIM :  For this challenge, you will have to perform a transient analysis on a piston and cam mechanism model that has been provided to you. You need to run the analysis with Frictionless contact, Frictional with 0.1 and 0.2 as the frictional contact for a total of 3 cases. Find out the Equivalent…

Sphere pressing on a plate AIM :    For this challenge, perform the analysis to simulate a sphere pressing on a plate. Use Structural steel for both sphere and plate but the material of the plate must be Non Linear. Press the sphere onto plate 4mm downwards and retract it. The plastic deformation…

Rolling operation AIM : For this challenge, you will have to simulate the rolling operation on a workpiece made of copper. The model will be provided to you. Increase the length of the workpiece by 60mm and decrease its size on both sides by 8mm. Run the simulation for 14 steps and you can give small but random values(…

Wire Bending Challenge AIM :For this challenge, you will have to perform an analysis to simulate the bending of a wire in ANSYS. You will have to use Copper Alloy (Non Linear), Aluminium Alloy (Non-Linear), and Magnesium Alloy (Non-Linear) for the wire alone. You need to find out the Equivalent stress and Equivalent…

Verification of Weld Joints AIM:  Case 1.  Stainless Steel: In this case, the material of the plates must also be the same. Use Stainless steel for both weldments and plates. No need to add flux to the weldments. PROCESS: Download the model and import into geometry in ansys workbench Add the material in Engineering…

Sheet metal Bending challenge AIM : Case 1:Aluminium Alloy 1199( mentioned in the course video), Copper Alloy NL, and Magnesium Alloy NL. Find out the Equivalent stress, Equivalent elastic strain, and Total Deformation in the Y direction and compare the results for the three materials. PROCESS: DOWNLOAD…

Railwheel and Track AIM:  Case 1: Multiply the bearing load by 5 times and compare the results with the load of 100000 N (As done in week 2 video). Compare the Total Deformation, Equivalent stress, and the life under both the loads PROCESS: Download the file and import into geometry of static structural in ansys…

Grid Dependency Test  1)Write a few words on what a grid dependency test is and its use. Grid dependency test is used to determine optimum/Best mesh size to find accurate solution keeping the computational time in mind . This process is followed until we get results that are optimum.i.e we get convergence. Further refining…

  Objective 1: Case 1:                    Using Cast Iron(ductile) as a material, carry out a static structural analysis to find out Equivalent stress, Total deformation and Stress intensity(Learn about what stress intensity is). Find location for possible fracture…

Stress Concentration on a Plate with hole AIM:  Case :1 Design a plate with a hole model similar to what we worked in the class, but with increased thickness.Determine the maximum deformation and stress developed in the model. Plate dimensions: Length=300mmHeight=120mmThickness=30mmCircular Hole at the center:Diameter=60mm…

Project 2-Meshing of Rear Wheel Holder challenge   AIM:  For this week's challenge,  Follow the below-mentioned quality criteria, mesh the component given below and assign thickness: Target Element Length = 5 Units S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4…

Project-1-Meshing of Door Inner Panel Challenge AIM: Follow the Quality Criteria and mesh the following component and assign thickness: Target Element Length = 4 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…

 Creation of 1D Connectors Challenge   AIM:  For this challenge, you will have to mesh the given geometry. Provided below are the quality parameters that you have to follow. Target Element size - 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.…

 3D Tetra Meshing Challenge AIM:  Create a Teramesh for Housing component with the following quality criteria. TetraMesh Generation Method: 2D to 3D Conversion Elements sizes: Min- 2 Units, Target- 5 Units, Max- 7 Units  Tet collapse: 0.15   PROCESS: Download the model and import it into hypermesh…

  Consistency of Units Value of the following measurements are given as follows: MASS 1kgLENGTH 1mTIME 1sFORCE 1NSTRESS 1PaENERGY 1NmDENSITY 1Kg/m3YOUNG'S Modulus  210GPaVelocity 56.33KMPHGRAVITY 9.8m/s2 Now, here are a few system of units: Kg cm ms Kg cm s gm mm ms kg m s g cm s g cm us g mm s ton mm s…

Meshing of Hood Challenge   AIM :  For this week's challenge,  Follow the below-mentioned quality criteria, mesh the component given below and assign thickness: Target Element Length = 5 Units S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper     …

1D Element Creation Challenge AIM: Mesh the Given component with the Size of 5 Units. Create 1D elements on the following component with given cross-section and DOF RBE2 AND RBE3 ARE CREATED AS PER GIVEN USING PATH a. Rod element:- Translational DOF should be Constrained with RBE2 link Cross-Section: BOX-…

Meshing on the suspension Assembly AIM:  For the given assembly, check for the geometrical errors and mesh with the given element Quality criteria. After meshing the component the thickness has to be assigned for mid surfaces. Use tetra elements to model non-uniform thickness components. Also use Appropriate connections…

2D meshing on the instrumental Panel AIM:  For the given component, check for the geometrical errors and mesh with the given element Quality criteria. After meshing the component the thickness has to be assigned. Write a detailed report on your meshing process and also mention which method you used to extract the mid-surface…

Morphing 1) Practice all the Morphing techniques that were shown in the video for Model-1.  PROCESS: BOXES ARE MADE AROUND THE PART AND SPLITS AREE MADE   2) Perform morphing for the Model-2 and Increase the Height of the Dog houses and Ribs. (Refer Red annotations in the below image to understand what are Dog…

Creating connection for Rear door AIM: Create and Apply different PIDs for different components. By using the same technique and the elements as shown in the video, Perform suitable connections. (No thickness need to be assigned to FE as intention is just to deploy connections) PROCESS: The given meshed model is having…

Tool Test-2 AIM:  For the given Intake Manifold component, check for the geometrical errors and mesh the Surfaces with the given 2D element Quality criterias given below.  S.No  Quality Criteria  Value  1 Target/Average length   3 2 Minimum Length  1 3 Maximum Length  5 Use…

Week- 5 - Solid meshing AIM: For the given Rear view mirror component, check for the geometrical errors and mesh the Surfaces with the given 2D element Quality criterias given below.  PROCESS: THE given parental surface is inetial checked for the Geometric Check,& errors are Fixed. The given parental has 4 Components…

TOOL TEST: AIM: This tool test carries two models (i.e. Plastic model, Sheet metal model). For both the models, Mid surface should be taken and meshed as per below quality criteria. Thickness should be assigned to both the models.  (Refer “Model Requirements” in “Grading Policy”  to…

Aim:For the given Plastic Bottle Cap model, check for the geometrical errors and take the mid surface by suitable mid surfacing techniques. PID and Thickness assignment has to be done for all the mid surfaces. Mesh the same with given element Quality criteria. (Refer the table Below for the Quality criteria) PROCESS: The…

CHALLENGE:HOOD MODEL AIM: For the given Hood model, Take the mid surface for all the components after checking the geometrical errors and mesh the mid surface with the given element Quality criteria.  PROCESS: The given STP file is downloaded and is opened and saved in ANSA Pre-processer The Parental parts are checked…

FINAL PROJECT: Create thickened part using master section for reference Create the mounting features as per design guidelines in the industry and with master sections Draft analysis & Tooling analysis Creation of parting lines and check tooling feasibility GIVEN CLASS A SURFACES WITH MASTER SECTION THE CLOSED SURFACE IS…

Project - A pillar Design with Master Section Draft Analysis: Draft analysis helps to detect if your drafted part is easily removable from the mold (in case of plastic component) or die (in case of sheet metal). All plastic components will have a minimum draft of 0.5 to 3deg. And for automotive sheet metal parts the draft…

Door Trim Lower with Engineering Features Draft Analysis: Draft analysis helps to detect if your drafted part is easily removable from the mold (in case of plastic component) or die (in case of sheet metal). All plastic components will have a minimum draft of 0.5 to 3deg. And for automotive sheet metal parts the draft…

 Attachment Feature Creation (DOGHOUSE) Draft Analysis: Draft analysis helps to detect if your drafted part is easily removable from the mold (in case of plastic component) or die (in case of sheet metal). All plastic components will have a minimum draft of 0.5 to 3deg. And for automotive sheet metal parts the draft…

Attachment Feature Creation (Ribs & Screw Boss) Draft Analysis: Draft analysis helps to detect if your drafted part is easily removable from the mold (in case of plastic component) or die (in case of sheet metal). All plastic components will have a minimum draft of 0.5 to 3deg. And for automotive sheet metal parts the…

Core & Cavity Design Draft Analysis: Draft analysis helps to detect if your drafted part is easily removable from the mold (in case of plastic component) or die (in case of sheet metal). All plastic components will have a minimum draft of 0.5 to 3deg. And for automotive sheet metal parts the draft will be 7deg or more.…

Coin Holder Design Draft Analysis: Draft analysis helps to detect if your drafted part is easily removable from the mold (in case of plastic component) or die (in case of sheet metal). All plastic components will have a minimum draft of 0.5 to 3deg. And for automotive sheet metal parts the draft will be 7deg or more. If…

Door Arm Rest   Draft Analysis: Draft analysis helps to detect if your drafted part is easily removable from the mold (in case of plastic component) or die (in case of sheet metal). All plastic components will have a minimum draft of 0.5 to 3deg. And for automotive sheet metal parts the draft will be 7deg or more.…

 Switch Bezel Design Report A detailed report should be done explaining the draft analysis and the tooling axis creation.  The draft analysis is done for the Class A Surface & Closed solid surface. To perform draft analysis we need to have a tooling axis to alligne the compass direction. Tooling axis is the…

 Base Bracket Design Report A detailed report should be done explaining the draft analysis and the tooling axis creation.  The draft analysis is done for the Class A Surface & Closed solid surface. To perform draft analysis we need to have a tooling axis to alligne the compass direction. We create it based…

Draft Analysis on a Fan Cover: From the FAN COVER.catpart we analyse the class A surface. We first check the continuity of Class A Surface using boundry To create the tooling axis we created the tooling axis line X & tooling axis line Y. These lines are created as follows: Take a point on a circle midpoint,and…

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 100s. Then rinsing happens for next 20s…

AIM: Carry out a system-level simulation of an all-terrain vehicle.  Prepare a technical report explaining the model properties & comments on the results. All-terrain vehicle An all-terrain vehicle (ATV), also known as a light utility vehicle (LUV), a quad bike, or simply a quad, as defined by the ANSI; is a vehicle that…

   DOORBELL: Circuit Diagram Process of the working of an electric bell Now that you have an understanding of the important parts in an electric bell, the step-by-step process of the working of the electric bell is described below: The switch is pressed and current flows through the circuit. The electromagnet…

Rankine cycle Simulator: 'The Rankine cycle is an idealized thermodynamic cycle describing the process by which certain heat engines, such as steam turbines or reciprocating steam engines, allow mechanical work to be extracted from a fluid as it moves between a heat source and heat sink'. Description of…

FILE PRASING: It is the method of breaking down the file into pieces of data and can be stored and easily manipulated.In our project we are breaking down the strings from the given dat file and converting it into the required data like numbers. Specific heat:It is the amount of heat required to raise the temperature of…

Genetic Algorithm: Genetic algorithm is a technique used to optimization and solve nonlinear/non differenciable optization problems.As Mr.Charles Darwin proposed the natural selection theory and evolution theory in the field of biology as it selects the best fit species,similar to that in matlab genetic algorithm…

Solving second order ODEs1.  Step wise explanation of the code:Use of the command 'close all','clear all' & 'clc' to erase all the previously programed graph,workspace & command window.entering the available data of the constants Writing the inetial conditions of the angular displacement and angular…

 Forward kinematics of a 2R Robotic Arm Step wise explaination of the code: 1.Use command named close all:Erases all the graphs which are used in the previously clear all:To erase all the previously programmed workspace , clc:to clear the command window.  2.Assigning the values of the length of the link.(l1 &l2).…