Week - 8 - Morphing

Aim: To write and execute a program in Matlab to simulate the forward kinematics of a 2R Robotic Arm Procedure: %Program for running a 2R Robotic forward kinematics arm with manipulator(Animation) clear all close all clc %Inputs %l1, l2 - Length, thetas l1 = 1; l2 = 0.5; theta1 = linspace(0,90,10); theta2 = linspace(0,90,10);…

Aim: To Write  and execute a Matlab program to calculate drag force against a cyclist Drag-forceA drag force is the resistance force caused by the motion of a body through a fluid, such as water or air. A drag force acts opposite to the direction of the oncoming flow velocity. This is the relative velocity between…

Aim:  To mesh the given Rear Suspension Assemble model based on quality Abstract:  In this project, I have taken a half section of a car rear suspension system where I will perform meshing on different components with 3D, 2D & 1D elements. Also, I will implement the connections to the areas required. The components with…

AIM:  To check for the geometrical errors and mesh with the given element quality criteria To assign the thickness after meshing the component without fail S.No  Quality Criteria  Value  1 Target/Average length   4 2 Minimum Length  2 3 Maximum Length  6 4 Aspect  3 5 Warpage 15 6 Skewness 45 7 Jacobian  0.7 8 Minimum…

Aim: To perform morphing for the given component and to increase the Height of the Dog houses and Ribs Introduction: ANSA encompasses a full-fledged Morphing menu that is completely integrated with ANSA's interface and doesn't require any additional module installations or licenses. The functions…

Aim:  To create and implement the proper connections for the given meshed model (Rear door model) Introduction: The way that some parts of an assembly are connected with each other can be a great factor of influence on the models’ behavior. For this reason, an optimization of the connection type or pattern offers…

Aim:  For the given rearview mirror model, apply structured (Ortho Tria & Tria) and unstructured (Tetra rapid or Tetra FEM) mesh accordingly Objective: To perform Tetra - Mesh for the Rearview mirror with the quality parameters as given below S.No  Quality Criteria  Value  1 Target/Average length  …

Aim: To Create meshing for the Bottle Cap Model by cleaning geometry errors and making midsurface using ANSA Objective: The objective of this project is to perform preprocessing i.e. geometry cleanup, mid surface extraction, and 2D shell meshing for the plastic bottle capAfter meshing, component thickness and material…

Aim: To Create meshing for the vehicle hood by cleaning geometry errors and making midsurface using ANSA Objective: The objective of this project is to perform preprocessing i.e. geometry cleanup, mid surface extraction, and 2D shell meshing for the hood component of a car After meshing, component thickness and material…

Aim: To perform and simulate the non-linear case of Birdstrike in Aero-engine using explicit analysis in LS-Dyna Objective:  The FE model consists of 4 parts that need to be separated and save part-wise. The suitable material is created and saved in a subfolder The node number, element number, and part number are…

Aim: To perform and demonstrate spherical, revolute, cylindrical, and translational joints between two rigid and deformable  Objective: Describe the types of joints like spherical, revolute, cylindrical & translational joints For all the joints simulate with rigid & deformable material respectively Procedure:…

Aim: To perform the simulation and validate the curve as shown in the figure Objective: To calculate and compare the Mooney Rivlin, Ogden material constants using stress-strain data by 100 percent strain From the above condition simulate and validate the material model using MPa(mm/ms) Finally, compare the d3hsp file from…

Aim: To perform the simulation and validate the curve as shown in the figure Objective: Using the given video link, extract the data from the figure, and used it for validation Create a material model for the Dogbone specimen using the diagram of the true stress-strain curve (graphite iron) From the above condition simulate…

Aim: To perform the simulation by reducing and stabilizing the runtime with the help of mass-scale factor Objective: To understand the motive of a computing time with and without a mass-scale factor  By ensuring the stability of mass scaling at 8%  Comparing implicit vs explicit runtime Mass scaling In an explicit…

Aim:To perform the Head Impact Simulation and calculate the HIC value for the following cases Objective: The impact simulation of a simple head against the rigid wall The impact simulation of the head form provided with the rigid wall The impact simulation of the head form with the given meshed hood   Pedestrian…

Aim:To perform the simulation using ELFORM- 1,2,-1,-2 and calculate a stretch ratio Objective: To Create a block of 10mmx10mmx10mm dimension with 10 elements for each direction and use the material card attached (Ogden_Material.k) with given properties Use appropriate boundary conditions to simulate tensile behavior…

Objective:To model the spot-weld for the given assembly parts using beam and solid elements. Furthermore to perform a crash test analysis with given properties Procedure: Import the keyword file from the existed location. The given model consists of two shell parts (meshed) The unit system we're going to use is gm, mm,…

Objective:To perform Crash Box Simulation with respected data and to plot the deliverables  Procedure:The given model consists of two parts i.e, Crash box(Meshed). Few major keywords need to implement to progress with the simulation method without any fail Rigid wall For an infinite wall, create Rigidwall using Create…

Objective:To Perform the Drop Test Simulation using the Initial velocity and Boundary entity Procedure:The given model consists of two parts i.e, Mobile phone and Floor (Meshed). Few major keywords are provided to progress with the simulation method without any failMaterial For mobile phone, we are assigning Aluminum properties …

Objective:To solve Explicit and Implicit Methods using this given equation `f(u) = u^3+9u^2+4u`Contrive the values with a residual tolerance of `10^2` Explicit Method vs Implicit MethodExplicit analysis works in a way, that we don’t have to converge each step. There are no convergence criteria to check…

Objective:To write the given measurements in the above different system of units. Also, discuss the conversion factors Procedure:In terms of physics, SI units of the quantities are categorized into two types specifically Fundamental quantities (Base) Derived quantities Assigned units Mass 1kg Length 1m Time 1s Force 1N…

Objective:To mesh and assign a thickness to the following components with quality criteria Procedure: Import the model from the file location to accomplish meshing, File → Open → Model (existing location) Geometry clean-up Using the selector option determine the selective parent component to progress meshing.…

Objective:To mesh and assign thickness to the following components with quality criteria Procedure: Import the model from the existing file location to accomplish meshing, File → Open → Model (existing location) Organizing Divide the component into four different to perform meshing and thickness by masking the…

Objective:To achieve morphing for a given component regarding side body to the desired shape Procedure: Import the model from the existing file location to achieve the morphing method, File `rarr` Open `rarr` Model (existing location) Morphing can be done by tracing the surface component. The given model doesn't…

Objective:To perform Batch-meshing on the following components with the given criteriaTo assign the non-linear material property Steel to them. Procedure:Meshing  Import the geometry from the existing location as .IGES format  Duplicate the existing component to perform batch meshing. Delete the solids from the…

OBJECTIVETo mesh the component and accomplish the given quality criteria PROCEDUREAfter import, delete the unwanted components suitably To create a mid-surface using the Surface offset method, create a new componentMeasure the thickness of the component by two points, press F4 Surface edit or shift+F9 > Offset,…

Objective:To Mesh the given component with a target size of 5mmCreate a connector and attach the various parts of the given model  Procedure: Import the model from the existing location  2D meshing is performed on the entire model to provide the connectors  CONNECTORS Seam-Quad(angled+capped+L) Un-hide…

Objective:To perform 3D meshing for given components with quality criteria as Target size (5mm), min/max (2mm/7mm), Tet collapse (0.15) Procedure:We can perform 3D meshing either by 2D Automesh (trias) `rarr` 3D Tetra mesh, Imported model `rarr` Utility quick Tetra mesh HOUSING  Import the file model…

OBJECTIVETo apply the given condition and plot the energy errors PROCEDURE Import: Car, Impactor   Transforms - Rotations:Rotate a given impact on the following axis condition Open Tool > Rotate, select the following nodes (Impactor), global axis, base point, and enter the angle Transforms -…

OBJECTIVEClean up the Geometry of the following component PROCEDUREImport the geometry as it remains .STEP format  To clean the geometry by removing free edges, separate the free edges by visualization toolbarSelect view as Free edge, change geometry color mode By Topo, and as Wireframe geometry  From Quick…

OBJECTIVETo create a simple bracket 2D drawingTo Mesh the Rear truss component To extract the FE model  PROCEDURE 2D Drawing :Create a node as required in the frontal view Diagram  Create an additional node, once created a node as an originCreate an isometric positional node using the diagram and join…

OBJECTIVETo mesh the component and achieve the given quality criteriaPROCEDUREImport the model as it is .STEP fileCheck the components to perform the easiest meshing After importing, delete the entire solids displayed on the model  Once deleting the solids, create a Middle surface individually to perform meshing …

OBJECTIVETo create 1D elements on the following component with given cross-section and DOF PROCEDURECreate Beam section collectors in an order to determine the property card Select as HyperBeam View and create from standard section accordingly, required from the hypermesh and optistruct To create a Rod element…

Aim To calculate Speed, Time, and TFreq on the given engine file To perform 3D meshing Check the material properties of the rail component and calculate the speed of sound in steel rail  `Delta t` = L/C => L/ `sqrt (E/ rho)``E`= 210000 `(g)/(mm^2)` `rho` = 0.0078 `(g) / (mm^3)` `rho` = `sqrt(210000/0.0078`C…

OBJECTIVETo apply the given condition and plot the energy errors PROCEDURECheck unit system and either follow[Mg mm s] or [Kg mm ms] :The given model is recommended with a Kg mm ms unit system. If not, change it in notepad without line spacing Create an appropriate interface, friction 0.2, and recommended parameters :To…

OBJECTIVETo apply the given condition and plot the energy errors PROCEDURE Check unit system and either follow[Mg mm s] or [Kg mm ms]:The given model is recommended with a Kg mm ms unit system, if not change it through notepad without a change in spacing   Create an appropriate interface, friction 0.2, and recommended…

OBJECTIVE: Create the mesh for Bumper assembly, mesh size 6mmAnalysis of crash tube by varying cases and plot the result  PROCEDURE: Bumper Assembly - The given model provides with a lot of constraints    Clear the free edges by aligning, trim & delete the surface components subsequently …

AIM:To simulate, compare and interpret the cases of a given model PROCEDURE:Open the given model FAILURE_JOHNSON_0000 from the existing location Run the simulation and plot the graph corresponding to the case The default model sums-up with properties as given below  CASE 1 Run the model as…

Aim: To compare the results with normal and suggested shell parameters  Procedure: Import the file from the existing location using Hyperworks > User profile RADIOSS > Import Solver Deck As given in the questions change the run time and select the animation step between 25 - 60Given run time = 55msAnimation…