Week - 5 - Checking and correcting the Normals

It defines several procedures (Normals, cleanup_tool, free&t_edges, Reflect_entities) that are triggered when the corresponding buttons are clicked. Here's a breakdown of the code: The first few lines set up the main window ($master) for the GUI. The Normals procedure defines a sub-window ($normals) that provides options…

*clearmarkall 1; *clearmarkall 2; These commands clear any existing marks with IDs 1 and 2. set file [open final_data.csv w] This line opens a file named "final_data.csv" in write mode and assigns the file object to the variable file. set a $env(USERNAME) This line retrieves the value of the environment variable USERNAME…

Connectors Created: Similar components identification:  

set top .windowThis line sets the variable top to the value ".window". It is used to reference the main window in the code. catch {destroy $top}This line catches any error that occurs when destroying the window referenced by the variable top. It prevents the program from terminating abruptly if there is an error. toplevel…

set a [hm_getstring "components =" "Enter the name of the component"]: This line prompts the user to enter the name of a component and stores the input in the variable a using the hm_getstring function. The prompt message is "Please Enter the name of component =". set b [hm_getstring "Thickness =" "Enter the value of thickness"]:…

File attached below Details about the 1st procedure: proc edge {} {: This line defines a procedure named "edge" with no arguments. The procedure's code is enclosed within the curly braces. *createmark elements 1 "displayed": This command creates a mark set 1 containing the elements that are currently displayed. The elements…

Model attached below

Normals Displayed

Model Submitted.

Model attached below

https://circuitdigest.com/article/tesla-model-s-battery-system-an-engineers-perspective

Model attched below.

Model attached below.

File attached below

 Model attached below

model attached below

model attached below

File attached below

  Setup: Geometry: -Open spaceclaim and create the geometry > create square section 40mm x40 mm using sketch  > pull the section for 20 mm height. -click top s/f and click on circle sketch > Create circular c/s with 30mm dia > Pull the perimeter of circle to get a hollow section. - Now click on peeimeter…

Aim: To perform Explicit analysis of Ball impacting a wall made of Non Linear Aluminum alloy material and compare the results. Setup:    Geometry- Create a geometry of given dimensions in spacemclaim and proceed to model.    Mesh- Create default mesh and keep element order as linear if required.  …

Aircraft engines are meticulously engineered and manufactured. But once built, the engines are put through a relentless testing process. Here, we look at how aircraft engines are tested before production. Water and ice fired into the test enginesEngines can take in large amounts of water, so water ingestion tests are standard.…

Q 11 Answer : Objective:  To determine and compare the maximum deformation and maximum stress developed in two different cases. To determine selection of Design from the Analysis and Manufacturing point of view. Procedure: Step 1: Engineering Data In this option you can find a list of generally used materials and…

Week - 8 Mass Scaling Aim: Use of Mass scaling to reduce the total time taken to complete the simulation in explicit analysis and also in implicit analysis. Introduction: The models with high complexity takes more time to solve and so to reduce the time taken to solve, mass scaling technique is used where we know…

Objective: To create a Hyperelastic material model with stress-strain curve data and extract Mooney Rivlin and Ogden constant parameters and Evaluation the material constant with actual material data. Introduction Hyper-elastic Material Hyperelastic material models are regularly used to represent the large deformation…

Aim: Using the diagram of the true stress-strain curve given for graphite iron casting, create a material model for the Dogbone specimen Validate the material model by performing a tensile test on a Dogbone specimen Step 1: Data Extraction from the Curve Image: In general, The material test data is collected as Force vs…

AIM: To replicate a scenario where headform will impact on a car bonnet. The meshed hood model with elasto-plastic material card has to be used as the bonnet. From the simulation, the head impact coefficient must be calculated manually and with the help of LS-PrePost. DELIVERAEBLES: The impact simulation of a simple head…

AIM: To calculate the Stretch Ratio by comparing the ELFORM (-2,-1,1,2) with Ogden_Material Model.   THEORY: Ogden material model is a hyperelastic material model used to define the non-linear behaviour of materials like rubber and polymers. This material model is generally used for materials showing incompressible,…

AIM:   To model spotwelds for the given assembly of parts and run a crash test. The model spotwelds using beam elements and solid elements separately. To compare the axial and shear force among beam and solid elements. DELIVERABLES: - Input .k file and output files (d3plot, glstat, swforc) attached   - Animation…

Aim : To understand and create a rigidwall To understand how to change material cards based on elastic/plastic/brittle, Linear and Non Linear behaviour. To under Post processing basics. Deliverables: - Input .k file and output files (d3plot, glstat, sleout, rcforc) - Animation of the final simulation - Cross-sectional…

Aim: Learn to create an input deck from scratch and create a complete simulation file from this to perform a drop test.  Process: Import Drop_Test_onlymesh.k file to LS-PrePost and click on model and part command in the Right Toolbar Navigate to Keyword manager and find out which keywords need to be added for the simulation…

Basically problems are divided into two major categories as Static and Dynamic. While Static problems can be easily solved using Implicit methods Dynamic problems yeild much appropriate solution when solved by Explicit methods. But lets consider a detailed view on this, and decide which methods suits which problems.  …

  1 KG 1M 1Sec 1N 1Pa 1Nm 1Kg/m3 210GPa 56.33KMPH 9.8m/s2   Mass Length Time Force STRESS ENERGY DENSITY YOUNG'S Modulus Velocity GRAVITY Kg cm ms 1 100 1000 0.0001 0.00000001 0.01 0.000001 2100 1.564722222 0.00098 Kg cm s 1 100 1 100 0.01 10000 0.000001 2100000000 1564.722222 980 gm mm ms 1000 1000 1000 1 0.000001…

Objective: Create interface type 7 , with friction 0.2 and recommended parameters. Make sure of no penetrations and intersection by checking in Tools>Penetration check. Create rigid wall with friction 0.1. Provide proper dsearch value with cordinates. create initial velocity 35 mph=15.64m/s and assign it to car body.…

Objective:  Procedure: Create Type 7 interface, with friction 0.2, and recommended parameters. Make sure of no penetration and intersections by using tool>penetration check. Create a rigid wall with friction 0.1. Enter geometry type as Cylinder.  Create Initial velocity - 20mph=8.9408 m/s. Use Tools>Model…

Objective: To create the mesh for bumper assembly, with mesh size 6mm.  Run the crash tube model as it is. Change the Inacti=6 and run. Create the type 11 contact and run. Remove both notches  and remove boundary condition on rigid body node then run. Create a new notch in the middle ,select the whole section…

Objective: To perform the simulation as per the cases given below and compare 7 cases in a tabulated format based on: 1. The Total number of cycles, Energy error, mass error, and simulation time.2. Notice the animation of all 5 and describe the animations in brief based on whether the elements are being deleted…

Objective: Comparison of results with base simulation and improved shell element properties Setup and Procedure: 1. Inside the crash beam file from the previous assignment, change the run time to 55 ms. 2. Change the number of animation steps during simulation to value of 45, So Tfreq = 1.22222222. 3. Run the base…

OBJECTIVE: To answer all the given questions with calculations and Perform the 3D meshing for the given models. 1. Check the material properties of the rail component and calculate the speed of sound in steel rail = 5188.75 m/s. Y / E =210000 N/mm2 Rho / ρ = 0.0078 g/mm3          The…

Obkective: To carry out the geometry cleanup operation on the given 3 files. To make surfaces free of any free edges, convert all of them into refine geometry. Also, Clean the geometry. Extract midsurface. Clean midsurface geometry. Ignore holes less than dia 5mm. Create 2D mesh with target length 5mm, min 3.5mm max…

OBJECTIVE: To simulate a bullet penetrating into a bucket using 3 different non linear materials for the bucket and analyse their behaviour for the same velocity of bullet (139m/s). Step 1: Engineering Data For this analysis we will be using Aluminum 1100 and Tantalum listed inside explicit material library and analyzing…

OBJECTIVE:  To perform a parametric study using 3 different values of thickness for the car body applying the same conditions as mentioned in the video that corresponds to this challenge. Deliverables: Total deformation and Equivalent stresses acting on the model.  Step 1: Engineering Data For the Challenge add…

Objective: 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 and to find out the total deformation, equivalent stress and temperature of the specimen. For the…

Objective:  To perform a transient structural analysis on a worm gear assembly. Procedure: Step 1: Engineering Data Add Structural Steel material to the drop down list of materials.  Step 2: Geometry Right click on geometry and Import the Skill_Lync_worm_gear.x_t extension file Rename the Static Structural…

Objective:  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. Required results for 2 cases: One will be with a cutting velocity of 20000mm/s and the other will be with a cutting velocity…

Objective: 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.   Step 1: Engineering Data: For this analysis we will be using Structural steel, Stainless steel and Titanium alloy as material which…

OBJECTIVE: To perform a transient analysis on a piston and cam mechanism model. To run the analysis with Frictionless contact, Frictional with 0.1 and 0.2 as the frictional contact for a total of 3 cases.  Required Results and Deliverables:  Equivalent Stress, Directional Deformation and Equivalent Elastic Strain…

Objective: To simulate the bending of iPhone as per the given cases below Case 1: Simulate the model as it is given in the video Case 2: Move the bottom fingers from their defined position to the given position X= 22.5mm & Z= 10mm and obtain the results for the simulation. Also define the S-N curve for the…

Objective: To perform the analysis to simulate a sphere pressing on a plate using Structural steel Non linear material of the plate.(Press the sphere onto plate 4mm downwards and retract it)   And Find out the results for: Plastic Deformation Procedure: Step 1: Engineering Data Add Structural Steel NL material…

Objective: To simulate the rolling operation on a workpiece made of copper under given setup constraints and conditions.   Chellenge overview: 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( similar to…

Obejective: To perform an analysis to simulate the bending of a wire using materials as Copper Alloy (Non Linear), Aluminium Alloy (Non-Linear), and Magnesium Alloy (Non-Linear) for the wire. Procedure: Step 1: Engineering Data For this analysis we will be using different materials and analyzing the results.  Add…

OBJECTIVE: To simulate three different types of welding using three different weld materials. Procedure: Step 1: Engineering Data For this analysis we will be using different materials and analyzing the results.  Add Stainless Steel, Aluminum Alloy-wrought-2024-T6, Copper alloy, C90500 cast and Bronze C52400 Cast…

OBJECTIVE: To perform Sheet metal bending for 3 different materials mentioned below with variation of certain settings. Procedure: Step 1: Engineering Data For this analysis we will be using Aluminum alloy-NonLinear as material which can be selected from engineering data under the general non linear material section. Change…

ANSWER Objective: To perform a static structural analysis on the Rail Wheel and Track. To compare the Total Deformation, Equivalent stress, and the life under different loads/Situation (Multiply the bearing load by 5 times and compare the results with the load of 100000 N) To Implement a User-defined result and calculate…

ANSWER Objective: To understand Grid Dependency and its uses. To Perform a grid dependency test for the Bevel gear simulation for different mesh sizes To obtain results for Von-Mises stress, Equivalent elastic strain, and Total Deformation using specified mesh sizes. Grid Dependency Test: We often face a situation where…

Objective 1: To 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. Case 1:  Using Cast Iron(ductile) as material  Case 2:  Using Cast Steel as material Case 3:  Using…