Week 4 - Genetic Algorithm

MATLAB function module to accept the input: MATLAB File name: InputCheck.m A function is created and saved in operating folder. These functions will gets input from user using syntax “input”. Node vector: For node vector, user need to input node vector as a matrix at any number of row and 2 number of columns. If the column…

CHALLENGE 1 HOWE TRUSS: a)Howe truss is created with 2 hinge supports and links is shown below. Assumptions: All line members have to uniform cross sections. Joints are rigid. Hinges can lock horizontal and vertical movements. b) Model definitions: No. of links (m)=21 No. of joints (j)=12 Hinge links*2=> r=4 Here, m+r=25…

                          SOLVING SECOND DIFFERENTIAL ORDER EQUATION USING PYTHON AIM: To solve the second-order equation for a pendulum and animates its motion with respect to time in python. OBJECTIVE:…

PROJECT 2 AIM: To create an FEA mesh for a given model with suitable mesh with perfect quality and make connections between each model assemblies. OBJECTIVE: In this project, a rear suspension assembly should have meshed with proper mesh style. This model consists of both Sheet models as well as solid bodies. So mesh should…

PROJECT 1 AIM: To create an FEA model for a given part model. Assign properties for each piece of the model and create elements with fewer numbers of quality failures. PROCEDURE: IMPORT GEOMETRY: Initially, geometry has been imported on ANSA, and connections between cons are made by TOPO. SIZE VERIFICATION: Model verified…

MORPH OBJECTIVE: To morph a given model and increase its height. INTRODUCTION: Morphing is a technique to change the physical dimension of a model. By using morphing shape and dimension can be changed. Here given component’s dog house height to be increased. For this process, various options are used. PROCEDURE:…

CREATING VARIOUS CONNECTORS IN ANSA OBJECTIVE: To create and realize various types of connectors for the FEA model. Assign with proper properties to it. INTRODUCTION: Each and every model are an assembly of multiple components. These components make a connection between one to another, which brings to an assembly to function.…

SOLID TETRA MESH OBJECTIVE: To create a tetra 3D mesh for a given mirror holder with satisfying quality criteria. INTRODUCTION: Solid meshing is classified into 2 types Hexahedral and Tetrahedral. Hexa mesh contains solid box-type elements which have the perfect shape. So that it named as structural mesh. Where else tetra…

MANUAL MID-SURFACE CREATION AND 2D MESH GENERATION OBJECTIVE: To create a manual mid-surface for the 3D model and generate the mesh. PROCEDURE: SEGREGATING GEOMETRY: Initially, geometry split into multiple surfaces regarding their geometry. Each surface locked with different views named with their thickness. Splinted surfaces…

PROJECT 2-FINAL REPORT OBJECTIVE: To create a file that has a collection of various data for the current model. This file has Components count, names, assigned properties and materials, element quality failed element count for each quality parameter. PROCEDURE: Date and Time: To extract date and time, clock command has…

CHALLENGE 12 OBJECTIVE: To create a TCL command file for the following process. Identify similar components in the model which has the same surface count. Create weld and locators with respective components. Reading node coordinates from an external file. PROCEDURE: 1.Identical Components: This process will show identical…

CREATING WIDGET FOR QUALITY CHECK   OBJECTIVE: To create macro for display failing 2D and 3D elements and to create temp nodes to visualize elements. PROCEDURE: To check elements quality criteria hypermesh provides various commands. Using this command failing elements can be easily identified. STEPS TO IDENTIFY AND…

CREATING LIST OBJECTIVE: To create list for entities and process those entities in the selected order. PROCEDURE: In this segment, entities will be selected by the user and process those entities in a sequence which it gets selected. Two examples are CREATING MID-LINE FOR SELECTED LINES. CREATING SPOT WELD. CREATING MID-LINE…

TCL FOR REFLECTING MULTI COMPONENTS OBJECTIVE: To create a TCL command which reflects multi-component in same-origin irrespective of solver selected by the user. PROBLEM STATEMENT: In the regular method, reflecting a single component with a single property is an easy job. But reflecting multi-components is a tedious process.…

CREATING COLLECTORS USING TCL/TK OBJECTIVE: To create various collectors with a single command for different solvers selected by the user. PROBLEM STATEMENT: Various solver has its own nomenclature to define an entity. It makes the user put more time to make corrections while changing the solver for simulations studied.…

CREATING MESH WITH VARIABLE THICKNESS   OBJECTIVE: To create a mesh for a given component and assign variable thickness across the component. PROCEDURE: Import Component: Initially component imported using option Import > Model. Split Component: This component is large in size. To make this easier to mesh, the…

MESH FOR FLOOR PANEL AND ASSIGN THICKNESS OBJECTIVE: To create a mesh for a given floor panel with required quality criteria and assign thickness for it. PROCEDURE: IMPORT CAD or (.hm) FILE: Use Import to import file in Hyper mesh. (Pic:1)   CREATE AUTO-MID-SURFACE: Auto Mid-surface option used to create a mid surface…

WIDGET FOR NORMALS OBJECTIVE: To create a TCL command which should get elements from user and reverse its normal. And to create widget for Show/Hide normal for elements. PROCEDURE: REVRESE ELEMENTS: Initially cleared all previous selections. Selecting all (Displayed) elements and create mark. Then command to show its normal.…

TK GUI FOR FINAL PROCESS OBJECTIVE: To create a Graphics User Interface to complete final pre-process work like removing unwanted geometry, unused entities and re-order elements and components. PROCEDURE: DELETE GEOMETRY: Temp nodes, lines, points and solids get selected and deleted. A procedure is created to delete entities…

CREATING T-EDGE AND FREE EDGES USING TCL/TK OBJECTIVE: To create a TCL command which produces free and T-edge of components and creates temp nodes at “free nodes” within 0.01mm tolerances. PROCEDURE: FREE EDGE AND T-EDGE: Every element that displays on-screen are marked and edges are created using the command…

                                                 DATA ANALYSIS USING PYTHON Objective:…

CREATING 1D ELEMENTS ON COMPONENT OBJECTIVE: To create 1D elements of a different cross-section in a components. Box -Cross-section (Rod). I - Cross-section (Beam). Cross – Cross-section (Bar). PROCEDURE: Import component in the hyper mesh. Pic:1   CREATING MID SURFACE: The mid surface is a 2D representation…

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CREATING 3D TRTRAHEDRAL MESH OBJECTIVE: To mesh given components in various methods of Tetra mesh and produce 3D mesh. Methods to create 3D Tetra mesh: Conversion from 2D tria elements to 3D Tetra mesh. Quick Tetra mesh. Volume Tetra mesh. PROCEDURE: Conversion from 2D tria elements to 3D Tetra elements: Import geometry:…

CREATING CONNECTORS BETWEEN MESHES OBJECTIVE: To create a connector between mesh surfaces. INTRODUCTION: Connectors is used to define connections between 2 or more components. It represents FE idealization of physical connections. Types of connector: Seam Bolt Spot CONNECTOR CHARACTERISTIC: Terminology: Defines connector…

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OBJECTIVE: Solving ODE for pendulum in Matlab and creating animation. INTRODUCTION TO ODE:   The ordinary differential equation is a differential equation contains one independent variable and the derivatives of a function. In many engineering applications, ODE is used to calculate or determine the transient…