Project 1-Meshing of Rear Wheel Holder challenge

AIM:- The final submission must include the input file, animation, and a report.- Since this is a quite difficult and involved project, students are advised to log their debugging process and include it in the report. The log is a description of the solution process and challenges encountered along the way.  -…

Objective: To illustrate revolute joint, translational joint, cylindrical joint and spherical joint using CONSTRAINED_JOINT Procedure: Joints Between Rigid Bodies: 1. Revolute Joint: Use Shape Mesher to create 4N Shell  with tow parts at a distance Create Material Property for Rigid Body Create Section Shell…

Aim:  To calculate the Mooney Rivlin and Ogden material constants and compare the both using stress-strain data from a Dogbone specimen tensile test with 100 percent strain.  Explanation: The Mooney-Rivlin and Ogden material models are commonly used in the field of nonlinear elasticity to describe the mechanical behaviour…

Aim: Use the diagram of the true stress-strain curve of graphite iron casting. Two curves are there for different material structures. Students need to pick any one of them and use the data to create either a MAT_024 or MAT_018 material model and then validate it.  Procedure 1. Import stress strain data from data…

Objective: The objective of this report is to explore the use of mass scaling as a technique to reduce the runtime of a simulation model while maintaining stability. The key requirement is to limit the mass scaling to 8% while ensuring that the stability of the system remains intact. This implies that simulations with…

AIM: To simulate and comparison of  the pedestrian head impact with rigid wall and pedestrian head impact with hood is solved by using Ls-dyna. OBJECTIVE: To create a simple elastic material model for the simple head (meshed) that is provided. To calculate the HIC value of  the pedestrian…

Objective: To 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.                 To use appropriate boundary conditions…

AIM: To model Spot-weld for the given Assembly. Procedure: 1. Open spotweld.k keyword file.   2. Create section shell of thickness 1.5 mm   3. Define material property for elastic steel   4. Specify respective section and material to part 5. Create an entity of rigidwall of planar 1n+NL at a distance of…

 Procedure: File>Open>LS-Dyna Keyword File  Keyword manager>SECTION>SHELL. Keyword manager>MAT>024-PIECEWISE_LINEAR_PLASTICITY (steel)  Keyword manager> HOURGLASS Part Definition Boundary Condition Create Entity>Initial>Velocity>cre   Create Entity>Rigidwall>cre>Planar>1n+NL   Keyword manager>CONTACT>AUTOMATIC_SINGLE_SURFACE…

Aim : To perform a simple drop test of a cell phone on a rigid pad. Procedure: 1. Upload the given keyword file to the LS PrePost module. The figure shows the uploaded module. 2. Shell elements in the model are deleted through keyword manager > part > 1   3. Distance between the cell phone and rigid pad along…

Following report is written in word document

Aim:To dictate how the other derived quantities will be expressed in the form of units for the basic measurement quantities, mass distance and time.   Given Parameters: MASS 1kgLENGTH 1mTIME 1sFORCE 1NSTRESS 1PaENERGY 1NmDENSITY 1Kg/m3YOUNG'S Modulus  210GPaVelocity 56.33KMPHGRAVITY 9.8m/s2 Need to be written…

AIM: Mesh and give connectors Procedure:1. Import IGES model from the portal ashown below. 2. Perform automesh for the given quality criteria and check for failed mesh to get corrected. 3. 1st Right Rail 2 & Front truss 1: Seam - Quad (angled+ Capped +L) 4. 2nd Left Rail 2 & Front truss 1: Quad elements 5. 3rd…

AIM: 3D tetra mesh for the components givenPROCEDURE:Model 1:1. Study the housing component and check for solid component as shown in the Figure. 2. Mesh using automesh for target element size 5. 3. Check for element for the length range 2 to 7 and mask the failed elements and remesh. 4. Check again for element and perform…

AIM: To mesh the given component following the quality criteria. Procedure: 1. Import the component iges in the hyperworks desktop and study the geometry.2. There are various fillets, let delete them using defeaturing. Find and delete the surfaces of length 0.1 to 5 mm fillets indefeaturing. It says some features cannot…

AIM: To mesh the given component with good mesh flow.   Procedure: 1.Import *.stp geometry in the RADIOSS module of Hyperworks 2. Run Midsurface for the displayed surface.3. Edit the midsurface with quick edit extend tool to bring required edges. 4. Edit the midsurface with quick edit to intersect surface features.…

AIM: To mesh rear wheel holder   PROCEDURE: 1. Import *.igs model in to the hyperworks and read the model there are no solids and  too many components of geometry errors. 2. Dimension of the thickness i measured at 3 different location which are 0.77, 0.8  and 0.75. Thus considering thickness as 0.8 which…

AIM: To mesh the backdoor geometry of a car Procedure:1. Import *.igs model in to hyperworks.2. Run geometry > autocleanup to fix geometry errors (figure 1) 3. Run midsurface on whole geometry, since its a large geometry mid is not generate at all the places.4. Set Mesh criteria in quality mesh.5. Take section of the…

AIM: Mesh the geometry based on given quality criteria. PROCEDURE:1. Import *.hm file into hyperworks. 2. Run Auto cleanup on all the surfaces.3. use quick edit> toggle edges and washer split on the construction lines. 4. Extract Midsurface for the displayed body.5. Create Material Data and Property ID for the Mid surface…

AIm: Mesh the component with the Size of 5 Units and create 1D elements on the following component with given cross-section and DOF. Procedure: 1. Import Geometry *.igs2. Delet Geometry, wireframe.3. Auto generate midsurface on the displayed surfaces.4. Delete the surfaces of both the body. 5. Create and specify the…

Aim:  For the given Rear door FE model, Create and Apply different PIDs for different components. By using the same technique and the elements as shown in the video, Perform suitable connections.  Procedure: 1. 3D Point is creeate using COG to convert it into bolts. 2. RBE2 for door hinge. 3. Followed by creating…

AIM: For the  given Rear View mirror component, check for geometical errors and mesh the surfaces with 2D element and usetetra element to mesh volume. Gometry Cleanup: 1. Geometry with igs format is upload. 2. Performed Topo and orient to proceed to check geometry and fix errors. Final geometry shown in figure. Surface…

AIM: To check for the geometrical errors and mesh with the given element Quality criteria. After meshing the component the thickness has to be assigned. Procedure: 1. Allign and Topo the given geometry and then check for geometry cleanup. 2. The geometry has too many cracks, needle surface, triple cons and unchecked surfaces.…

1. Open ANSA      Use 'performance_mode 3' to open ANSA and upload IGS file      Perform Topo and Orient       In mesh module perform perimeter>length on cons and macros for 1mm.      Thickness of geometry is measured 2. Check Geoemtry      …

Aim: Mesh the given component and give thickness.   Given Details: Floor_Panel_Project step model. Mesh Quality parameter are Target length 5, Min length 2, Max length 8, Aspect 5, Warpage 15, Skewness 45, Taper 0.5,  Min Quad Angle 45,Max Quad Angle 135, Min Tri Angle 20, Maximum Tri Angle 120, Triangle percentage…

Given:CCB Assembly CAD modelTarget length 5, Min length 3, Max length 7, Aspect 3, Warpage 15, Skewness 45, Jacobian 0.7, Min Quad Angle 45,Max Quad Angle 135, Min Tri Angle 30, Maximum Tri Angle 120, Triangle percentage 15%. Aim:1. To take the mid surface.2. Mesh the mid surface after giving thickness. Procedure:1. Download…

AIM: For the given hood model, geometrical error checkup isto be done followed by taking mid-surface which is then meshed for given quality criteria.GIVEN DETAILS:Target/average length 5Min Length 2Max Length 7Aspect Ratio 3Warpage 15Skewness 45Jacobian 0.7Minimum Quad Angle 45Maximum Quad Angle 135Minimum Triangle Angle…