3D Tetra Meshing in Hypermesh

OBJECTIVE :  To check for the geometrical errors and mesh with the given element Quality criteria. After meshing the component the thickness has to be assigned for mid surfaces. Use tetra elements to model non-uniform thickness components. Also use Appropriate connections to connect the component as suggested in the Project-2…

OBJECTIVE : To check for the geometrical errors and mesh with the given element Quality criteria. After meshing the component the thickness has to be assigned.   MODEL : PROCEDURE: Check >> Geometry >> Execute Manually offset and save PID to their thickness values   Major Tools Used : Cut : To cut perimeter area with 2…

OBJECTIVE :                      To perform morphing for the given component and to increase the Height of the Dog houses and Ribs   TYPES OF MORPING : Direct Morphing Parametric Morphing Geometry Morphing Domain (Box) Morphing   MODEL :   PROCEDURE:…

Aim       To Create a connection on Rear door and apply different PIDs for different components. Procedure  Import the model In the given model assign PID to the components. Bolt Connection is to be established wherever bolts are to be deployed.  Bolt connection created withMultinode RBE2…

PFA

OBJECTIVE :                      To compare the MAT 77 H- Hyperelastic material with the stress- strain data from a dog bone specimen with 100% strain. HYPER ELASTIC MATERIAL :                                          A hyperelastic or green elastic material is a type of constitutive model for ideally elastic material…

Week - 9 Material Modeling from Raw Data OBJECTIVE :                    Model material using MAT_024 or MAT_018 and then validate it. Extract the data from the diagram  Clean the data and visually confirm that it matches the original data and the elastic modulus is…

Objective:                                                                                                                                                   To Model joints of translational, revolute, cylindrical, and spherical joints. The joints are to be modeled by using Rigid material Deformable material with CNRB  …

 OBJECTIVES:  To simulate Bird Strike in Aero Engine, The problem is to be solved using generic explicit solver. The blades should rotate at a constant velocity but the casing should remain stationary. The cylindrical bird model should travel along its own axis and hit the blades. Use elastic material for the bird(2000MPa)…

CASE (i)  WITHOUT MASS SCALING   PROCEDURE:-  - Model file is imported.                   - Unit system defined is in Kg, m, Sec. - CONTROL >The Control_Timstep card > delete to run model using mass scaling. - The Termination Time Is Given as 600 sec. - Save and run the model Time is noted to be 173372 sec Which is  48hrs…

Pedestrain Head Impact  Pedestrian protection CAE is a part of vehicle safety engineering from a crash perspective. In pedestrian protection, we look for imparting minimum injury to head, upper leg (thigh), and lower leg (including knee) in case of an accident with a human subject. These tests are usually done at…

  OBJECTIVE: - To create solid block with 10mmx10mmx10mm dimension. - Simulate tensile test on the model. - To perform the simulation using ELFORM = 1, 2, -1, -2 by plotting Engineering Stress vs Stretch Ratio up to stretch ratio 5.                                PROCEDURE : Open > Ogden_Material             - Mesh > Shape…

OBJECTIVE :                    Modeling spot welds for the given assembly of parts, using 3-7 spot welds along this line, in a symmetric manner, before running the simulation.                           …

IMPLICIT METHOD :Implicit methods find a solution by solving an equation involving both the current state of the system and the later one. Implicit analysis requires a numerical solver to invert the stiffness matrix once or even several times over the course of a load/time step. Implicit methods attempt to find a solution…

Objective :                   To deliver 2D meshing for Plastic components. By Taking the mid surface for all the components after checking the geometrical errors and mesh the mid surface with the given element Quality criteria. Model :          …

Objective :                   To deliver 2D meshing for Plastic components. By Taking the mid surface for all the components after checking the geometrical errors and mesh the mid surface with the given element Quality criteria. Model :          …

Objective :                    To simulate the Roof Crush Test with guidelines of FMVSS 216 and determine the given BIW frame is within compliance.   PROCEDURE:  Import • Car• Impactor Transforms • This will require (in order)• A 180°…

Run MATLAB demo ‘Speed control of a DC motor using BJT H-bridge’. Modify the model such that armature current doesn’t shoot up when motor changes direction from forward to reverse.                                   …

Comparison of results with base simulation and improved shell element properties 1.Using 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 a minimum of 25 and maximum of 60. 3. Run the base simulation without any modification…

Case 1 – Law 2 with EPS Max Failure and Failure Johnson card Case 2 - Law 2 with EPS Max Failure and Ifail =1, Dadv =1 and Ixfem = 1 Case 3 – Law 2 with deleted Fail Johnson card Case 4 – Law 2 with EPS Max Failure Case 5 - Law 1 with density, E, nu Case 6 – Law 27 with EPS based Failure Case 7…

HYPERCRASH : 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 and run. Create a new notch with nodes only from opposing 2 faces…

Frontal crash-BIW Check unit system and either follow[Mg mm s] or [Kg mm ms]. Create appropriate interface ,friction 0.2 and recommended parameters. Make sure of no penetrations and intersection. Correct rigid bodies if any issues. Create rigid wall with friction 0.1. Compare the model weight with the full scale 300k nodes…

Frontal crash-BIW Check unit system and either follow [Mg mm s] or [Kg mm ms]. Create appropriate interface ,friction 0.2 and recommended parameters. Make sure of no penetration and intersections. Create rigid wall with friction 0.1 as per referance model. Compare the model weight with the referance model and use added…

Objective :                   To deliver mesh for Hood model. By Taking the mid surface for all the components after checking the geometrical errors and mesh the mid surface with the given element Quality criteria. Model :              …

OBJECTIVE : The component given to be meshed with below set paramaeters: Target Element Length = 5mm   S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper      0.5 5 Min. Length 2mm 6 Max. Length 8mm 7 Min angle Quad 45 8 Max angle Quad 135 9 Min angle Tria…

1. Create Teramesh for Housing                      OBJECTIVE :   The component given to be meshed with below set parameters : 3D Meshing: Elements sizes: Min- 2mm, Target- 5mm, Max- 7mm  Tet collapse: 0.15   COMPONENT:          …

  OBJECTIVE : The component given to be connected with below instructions: Mesh the given Component with a Mesh size of 5mm. Create connector and Attach the various parts of the given model  1. Right_Rail_2 & Front_truss_1:- Seam-Quad(angled+capped+L) 2. Left_Rail_2 & Front_truss_1:- Quad…

OBJECTIVE :  The Below quality parameter to be followed and the component is to be meshed with Target Element Length = 5 Units S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper      0.5 5 Min. Length 2 Units 6 Max. Length 8 Units 7 Min angle Quad 45 8 Max…

OBJECTIVE : we have nodes and elements of two parts, a simplified cellphone and a plate mimicking ground, is to be established and create a complete simulation file from this to perform a drop test.   PROCEDURE :  CREATING RIGID FLOOR: Create Entity -> Rigidwall -> Create -> Planar -> Normal to Z…

OBJECTIVE : The component given to be meshed with below set parameters and assign thickness Follow the Quality Criteria and mesh the following component and assign thickness: Target Element Length = 4 Units S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper     …

OBJECTIVE : Value of the following measurements are given as follows: MASS 1kgLENGTH 1mTIME 1sFORCE 1NSTRESS 1PaENERGY 1NmDENSITY 1Kg/m3YOUNG'S Modulus  210GPaVelocity 56.33KMPHGRAVITY 9.8m/s2 Converted Measurements : MASS 1kg = 1000g LENGTH 1m = 1000mm TIME 1s = 1000ms FORCE 1N = 1kg*1m/s^2 = 1000*1000/(1000^2)…

OBJECTIVE :                        To simulate a crash test for a crash box for which mesh is given. A crash box is a highly energy absorbing structure that crashes on application of loads and reduces impact on other components nearby. A full-fledges crashbox…

Requirement : To code in MATLAB to optimise the stalagmite function and find the global maxima of the function. Using concept of genetic algorithm to optimise the stalagmite function’s global maxima What is a stalagmite? A stalagmite is an upward-growing mound of mineral deposits that have precipitated from water…

Create control logic of a “washing machine” using Stateflow as per given sequence:  If the power supply is available, the system gets activated  If the Water supply is not available, stop the process & indicate through LED Soaking time should be 200s followed by Washing time of 100s. Then rinsing…

                           SIMULINK MODEL OF DOORBELL USING SOLENOID BLOCK     CIRCUIT BUILDING: This circuit represents the model of Electric bell.Electric circuit is to be started from reference(Gnd) point in which is placed first.Solenoid…

                           SIMULINK MODEL OF DOORBELL USING SOLENOID BLOCK     CIRCUIT BUILDING: This circuit represents the model of Electric bell.Electric circuit is to be started from reference(Gnd) point in which is placed first.Solenoid…

WOT   Wide open throttle (WOT) can be explained as maximum intake of air and fuel that occurs when the throttle plates inside the carburetor or throttle body are "wide open", providing the least resistance to the incoming air. In the case of an automobile, WOT is when the accelerator is…

To Predict maximum speed of the motor used in an electric scooter capable to run at 90 kmph, if the   fixed gear ratio is 7 and tire size is 90/100 R10 53J How to read a tire?                         As in the case required considering the above diagram…

Data parsing is a method where one string of data gets converted into a different type of data. So let’s say you receive your data in raw file, a parser will be used and transform it into a more readable data format that can be easily read and understood. DATA TO BE PARSED: THERMO 300.000 1000.000 5000.000! GRI-Mech…

DESCRIPTION OF THE PROJECT:  Kinematics is the science of motion. Forward kinematics is the position and orientation of the tool point from joint edges. In a two-joint robotic arm, given the angles of the joints, the kinematics equations give the location of the tip of the arm. This is a typical problem in robotics…

                            Curve Fitting by polynomial regression using MATLAB.   Sir Francis Galton (1822-1911), a British anthropologist and meteorologist, who used the term regression in an address that was published in Nature in 1885. Galton…

A program to simulate the transient behaviour of a simple pendulum and to create an animation of it's motion ode45 is a versatile ODE solver and is the first solver you should try for most problems. However, if the problem is stiff or requires high accuracy, then there are other ODE solvers that might be better suited…

    Programming code for Otto cycle to calculate realationship plot diagram of P-V and thermal efficiency using MATLAB  What is otto cycle? An Otto cycle is an idealized thermodynamic cycle that describes the functioning of a typical spark ignition piston engine. It is the thermodynamic cycle most commonly…