Week 3 - 2D meshing for sheet metal

OBJECTIVE: To convert the given SI Unit measurements into other system of units mentioned below. SI Unit measurements: MASS: 1Kg LENGTH: 1m TIME: 1s FORCE: 1N STRESS: 1Pa ENERGY: 1Nm DENSITY: 1Kg/m3 YOUNG'S Modulus: 210GPa Velocity: 56.33KMPH GRAVITY: 9.8m/s2 System of units to which the measurements are to be converted:…

OBJECTIVE: To perform the appropriate meshing on the given Rear wheel assembly by following the given Quality Criteria.   PROCEDURE: 1) Open the given model in ANSA.                All the suspension parts are found to be defined within a single PID, hence, the different parts…

OBJECTIVE: To extract the midsurface and perform meshing on the instrument panel by following the given Quality Criteria’s and also to assign the corresponding thickness.                    PROCEDURE: MODEL – 1 : 1) Open the given model in ANSA.                  The surfaces in the model are not stitched together as can…

OBJECTIVE: To perform morphing operation on the given models to achieve the required shape.   INTRODUCTION: MORPHING:  Morphing is an adaptation of given shape to a new form. The geometry of a given concept model can be modified to required proportions to create new designs. CAE Morphing allows users to work…

OBJECTIVE: To create appropriate connections at the required locations on the given Rear door model.   PROCEDURE: 1) Open the given model in ANSA.                     The entire model is found to be defined in a single PID.           …

The surfaces of the given component were initially meshed with Tria elements and then Tetra meshing was performed on the defined volumes of the component by following the given quality criteria’s.

OBJECTIVE: To perform Solid Meshing on the given rearview mirror component by following the given Quality Criteria. 2D element Quality Criteria:                         Tetra elements Quality Criteria:                           PROCEDURE: 1) Open the given model in ANSA.                                   The surfaces in…

Tool Test 1: Extracted midsurface and meshed the model as per the given quality criteria.

OBJECTIVE: To perform 2D meshing on the given plastic component, after extracting the midsurface, by following the given Quality Criteria and to assign the corresponding thickness.                                                                               PROCEDURE: 1) Open the given model in ANSA.                  …

OBJECTIVE: To perform 2D meshing on the given sheet metal component by following the given Quality Criteria and to assign the corresponding thickness.                                                  …

OBJECTIVE: To perform Side Impact Crash Analysis on the neon car model using Hypermesh and RADIOSS and discuss the simulation results obtained.   PROCEDURE: 1) Initially, the given model is imported into HyperCrash. The unit system used in the model is checked by opening the Starter file (0000.rad) using NotePad. From…

OBJECTIVE: To perform frontal crash analysis on the neon car model using Hypermesh and RADIOSS and discuss the simulation results obtained.   PROCEDURE: 1) Initially, the given model is imported into HyperCrash. Before importing, the unit system used in the model is checked by opening the Starter file (0000.rad) using…

OBJECTIVES: To mesh the given Bumper Assembly by following the specified element criteria. To study about the commonly used Contact Interfaces of Radioss by observing and comparing the simulation results. To study the effect of notches on the deformation of the crush tube.   PROCEDURE: Meshing the Bumper Assembly: 1) Import…

OBJECTIVE: To setup 7 different cases in Hypermesh by changing the material cards or their associated values and compare the results obtained on running the simulation.   PROCEDURE: CASE 1: 1) Open HyperWorks and select the user profile as RADIOSS.                    …

OBJECTIVE: To compare the results obtained on running the simulation on the crash beam without any modification to element properties and the results obtained after changing the elements properties to recommended properties. THEORY: Hourglass Energy: When the elements in a model deform but the strain energy is not computed…

OBJECTIVES: To check the material properties of the rail component and calculate the speed of sound in steel rail. To calculate the time takes for a shock wave to travel from one end of the rail to the other. To calculate the time for sound to travel the length of the rail. To edit the engine file so…

OBJECTIVE: To perform 2D meshing on the given components by following the given Quality Criteria and to assign the corresponding thickness to the elements. Target length - 5mm Minimum Length - 3.5mm Maximum Length - 7mm Ignore holes less than dia 5mm.   PROCEDURE: MODEL – 1: 1) Import the model into Hypermesh. The given…

OBJECTIVE: To mesh the given Floor Panel by following the given Quality Criteria and to assign the corresponding thickness to the elements. INTRODUCTION: The floor pan is a large sheet metal stamping that is welded onto the floor or underside of your car. The model provided here is a part of the floor pan that is usually…

OBJECTIVE: To mesh the given Side Door Panel by following the given Quality Criteria and to assign the corresponding thickness to the elements.   INTRODUCTION: A door panel is an insert on the door of a vehicle. Door panels serve as an interface between the interior of the car and the inner workings of the…

OBJECTIVE: To create connectors and attach the various parts of the given model.  PROCEDURE: The given model is imported into HyperWorks and the required geometry cleanup is done. Next, 2D meshing of all the components is done with an element size of 5mm. (F12>surfs=displayed>elem size=5>mesh) The connectors…

Week 8 Challenge: Generating 3D mesh on the given components OBJECTIVE: To generate 3D Tetramesh on the given models by following the given quality parameters. PROCEDURE: Quality Parameters : Target Element Length (Housing Model) = 5mm  Target Element Length (Model 2 & Model 3) = 6mm  Min Length - 2mm,…

OBJECTIVE: To mesh the given Hood Assembly by following the below-mentioned quality criteria, Target Element Length = 5mm PROCEDURE: The geometry is imported into HyperWorks. Before extracting the mid surface all the solids are deleted, Tool Bar>Delete>Solids>All>delete entity Then mid surface of all the componets…

  OBJECTIVE: To Create 1D elements on the given component with given cross-section and DOF. PROCEDURE: The component geometry is imported into HyperWorks. A 3D mesh results in more number of nodes and elements which in turn increases the storage space and processing power required. Therefore to avoid this, a mid surface…