Assignment 6-Frontal Crash Simulation Challenge

Aim :  To be able to case set up for side pole crash test. Set up the case as per given conditions in the questions. Able to request output requests as per case. Able to plot curves and analyze differences if any. Procedure : 1 ) Import model: Go to import from menubar. Import "neon_side_reduced_0000.rad file. 2 ) Check…

Objective : To be able to check the unit system of model. To create contact interfaces and verify them. To check model for penetrations and intersections and  To be able to create rigid bodies. To be able to adjust the COG of model and modify it. To be able to check and troubleshoot model quality. To be able to set up…

Objective :  In this question there are 6 cases are given. In each case there are some changes to be made. For each case run the simulation and compare the results. Compare for internal energy, contact energy differences. Observe what is the effect of notch on the results and simultions. Also, there is part for meshing,…

Objective :  Perform the simulation on the cases given in the question. Compare their results such as total no of cycles, energy error, mass error and simulation time. Determine which case would represent the on field scenario based on all the results. Comparison of 7 cases :   CASE 1 CASE 2 CASE 3   CASE 4 CASE 5 CASE…

OBJECTIVE : To learn about element formulation, all the associated parameters in property module, running the simulations and plot                                  different graphs, check and compare between different simulation results.PROCEDURE…

Q.1 ]  Given material properties of rail - E    = 210*10^3 Mpa; rho = 0.0078 g/mm^3 ; poisson's ratio = 0.29; Speed of sound in steel rail is given by - c = sqrt [ Elastic modulus / Density (rho) ]            = sqrt [210000/0.0078]          c = 5188.74 mm/ms Q. 2 ]  length of rail is = 1000mm  Speed of sound, c = 5188.74…

Aim :  Perform geometry cleanup operation on given files and do this operations on them -              1) Clean the geometry;              2 ) Extract midsurface;              3 ) Clean the midsurface geometry;…

Ans : 1 )  % The major elements given in diagram are as follows : 1 ) Generator; 2 ) Battery; 3 ) Starter; 4 ) Distributor; 5 ) Igition switch; 6 ) Foot selector switch; 7 ) Ignition coil; 8 ) Breaker. Ans : 2 ) 1) Battery Battery is called as heart of any Battery operated system. Battery is a device which converts…

Aim : Mesh the given components and establish the connectors as per given in the question. Procedure : This is the CAD image of model given in the question. Mesh the component given with element size given in the question. Clear quality issues if there any. Now, establish the connections given in the question. This is…

Model 1 : Aim : Create a Teramesh for Housing component with the quality criteria given in the question. Procedure :   This is the CAD model of housing component. In this model there are two components. One can be seen in yellow colour and another in blue colour. In the question it is asked to mesh the component by…

Aim : Mesh the given door inner panel as per quality criteria given in the question and element size. Procedure :  This is the CAD image of given door inner panel. This is big and complicated part thus it is advised to divide this part in small no of parts. So, make cuts along the surface and divide the component so that…

Aim : Mesh the given plastic model as per given element size and quality criteria.   Procedure : This is the image of CAD model. This is a plastic part, as it has varying thickness in different parts of model. Such as ribs, features and base has varying thickness. So, to mesh plastic component we use different methods.…

Aim : Mesh the model given in the question with given element size and mentioned quality criteria and assign thicknes to it. Procedure :   This is the screeshot of cad model of given part.  The given part is rear wheel holder of car. So, we will start with cad cleanup and mid surface extraction.   When we…

OBJECTIVE : Mesh the given back door panel of a car with given element size and satisfied quality criteria.   PROCEDURE :    This is the cad model of backdoor panel of car showed in the image. This part is consist of 3 parts, which we have to separate first. After separation of parts we can observe that…

Objective : Mesh the component given in the question and assign thickness to it. Geometry : Midsurface Extraction :- 1 ) Initially check the CAD model and if the CAD surface is proper then extract mid surface out of it. 2 ) For extracting the mid surface      i ) Go to 'geom' page;      ii…

Objective : Mesh the Given component with the Size of 5 Units. Create 1D elements on the following component with given cross-section and DOF. Procedure :  Mid surface Generation : 1 ) Create the mid surface out of the given geometry .   2 ) Go to geom panel --> midsurface. Mesh Generation : 1 ) Go to…

Aim : Provide the connections in the rear door model. Procedure :  First of all separate PID's have to be assigned. Model w/o PID's assignment. Model with separate PID's assigned. To establish the rigid connection between two parts, First of all go to 'NASTRAN Deck' --> Elements --> RBE 2.  Inside 'RBE…

Aim : For the given component, check for the geometrical errors and mesh with the given element Quality criteria. After meshing the component the thickness has to be assigned. Procedure :  Step 1 : Geometry Clean up Identified and removed geometry related errors Model Without topo   Model with topo  …

Aim : Mesh the component given below and assign the thickness to it. Step I ] Geometry clean up : Geometry clean up of the CAD model is performed. In this, abnormal geometry and unnecessary faces are modified.  Before Image : After Image :   Step II ] Mid Surface Generation : For mid generation I preferred manual…

Rearvier Mirror Model:- AIM :  For the given Rear view mirror component, check for the geometrical errors and mesh the Surfaces with the given 2D element Quality criterias given below.    S.No  Quality Criteria  Value  1 Target/Average length   1 2 Minimum Length  0.5 3 Maximum…

Aim :  For the given Plastic Bottle Cap model, check for the geometrical errors and take the mid surface by suitable mid surfacing techniques. PID and Thickness assignment has to be done for all the mid surfaces. Mesh the same with the given element Quality criteria. Cheking the model for geometrical errors:  Initially…

Aim : For the given CCB CAD model, Check for the Geometry cleanup (if required), Take the mid surface, and Mesh it with the below 2D element Quality criteria. Model :    Mid_surface extraction and mesh generation:            Taken midsurface by using offset command and mid_suraface…

OBJECTIVE : To take the mid surface for all the components after checking the geometrical errors and mesh the mid surface with the given element Quality criteria. CAD MODEL IMAGE :                                       …

Ans :- Code -  VV =[-17.2 -17.1 -13.8 -13.5 -13.0 -12.5 -11 -9 -5.76 -6 -1 0.11 0.25 0.5 0.61] plot(VVolt,ImAmp,'-ob','MarkerFacecolor','r','linewidth',3); VV = interpl(VVolt,ImAmp) VVolt=(-17.3:0.1:0.9); xlabel('voltage'); ylabel('current'); fileidl=fopen('C:\users\suman\Documents\week3.xlsx','r') fileid=fopen('C:\users\suman\Documents\Matlab…