Week 6-Meshing of Hood Challenge

   Introduction A crash box is a highly energy-absorbing structure that crashes on the application of loads and reduces the impact on other components nearby. A full-fledged crash box is a highly sophisticated design but in this case, we will go with a rectangular channel which can be thought of as the most simple…

   AIM: to perform the drop test of cell phone  procedure to import the dot k file click on file >click on import>click on LS dyna keyword file >select the file from the drive the file has been imported succesfully  the next step is to delete the shell elements from the model, the shell elements can be viewed from the…

Write the given measurements in the below different system of units. Also, mention the conversion factors. 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 system of units Kg cm…

To set up the given simulation conditions on the BIW model for side crash simulation in HyperMesh/RADIOSS and discuss the results . Neon side crash -BIW Check unit system and either follow [Mg mm s] or [Kg mm ms]. Create an appropriate interface, friction 0.2, and recommended parameters. Make sure of no penetration and…

Frontal crash-BIW objectives To set up the given simulation conditions on the BIW model for frontal crash simulation in HyperMesh/RADIOSS and discuss the results . 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…

Create the mesh for bumper assembly,mesh size should be 6mm.  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.…

Case 1  Import the FAILURE_JOHNSON_0000.rad file and run the model as it is. intially we are going to import the 0000.rad file and run the simulation on the defaulted values    material properties failure card   properties now we are going to run the simulation on defaulted values  click on analysis…

AIM: Run the simulation Compare results with base simulation and improved shell element properties. 1.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 to element properties. 4. At the end of the simulation, do the…

MODULE 1 1. Check the material properties of the rail component and calculate the speed of sound in steel rail 2. The length of the rail is about 1000 mm.calculate the time takes for a shock wave to travel from one end of the rail to the other. 3.Time for sound to travel length of rail 4.Edit the engine file so that the…

  we have to perform geometry cleanup operation on the given 3 files. Practice  Clip Repair Mounting Bracket There should not be any free edges, convert all of them into refine geometry. Clean the geometry. Extract midsurface. Clean midsurface geometry. Ignore holes less than dia 5mm. Create 2D mesh with target length…

AIM: to extract mid surface and check the quality of the elements and asign the thickness to different component 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 …

MESHING ON REAR WHEEL HOLDER 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 angle Quad 135 9 Min angle Tria 20 10 Max angle Tria 120 10 Tria % …

MLDULE 1 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 elements 3. Front_truss_2, Front_truss_1 & Right_Rail_1:- Spot weld with 2 Layers and 5…

MODULE 1 Create a Teramesh for Housing component with the following quality criteria. TetraMesh Generation Method: 2D to 3D Conversion Elements sizes: Min- 2 Units, Target- 5 Units, Max- 7 Units  Tet collapse: 0.150 What is Tetra mesh   A tetrahedron has 4 vertices, 6 edges, and is bounded by 4 triangular…

For a 10 cell series lithium ion battery model, simulate the thermal effects and compare life cycle performance at various temperatures, charge & discharge rates using MATLAB.   For a 10 cell series lithium ion battery model, simulate the thermal effects and compare life cycle performance at various temperatures,…

In order to design a battery pack of 18kwh lets understand first the fundamentals of lithium ion battery.  The smallest unit of a battery is called a cell. A cell is composed of an anode (-), a cathode (+) and is able to receive, store and provide electric energy. Cells are arranged in series or paralel to formbattery…

MODULE1 Prepare a table which includes materials & chemical reactions occurring at the anode and cathode of LCO, LMO, NCA, NMC, LFP and LTO type of lithium ion cells.Give your detailed explanation on it What is a lithium-ion battery and how does they work? A lithium-ion (Li-ion) battery is an advanced battery technology…

MODULE 1 Follow the below-mentioned quality criteria, mesh the component given below and assign thickness: 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…

MODULE1 introduction to bar rod and beam Rod is a member which is Circular In cross-section. But Bar can be of any cross section like a rectangular bar, square bar, I- section bas etc. But a Beam Can be of any cross section either circular or any other. The main difference between Bar/Rod & Beam is…

Create a MATLAB model of electric car which uses a battery and a DC motor. Choose suitable blocks from Powertrain block set. Prepare a report about your model including following: Objectives:         1. System level configurations        2. Model parameters      …

MODULE1# Part A: 1. Search and list out the total weight of various types of aircrafts.  2. Is there any difference between ground speed and air speed? 3. Why is it not recommended to use aircraft engine power to move it on the ground at Airport?  4. How an aircraft is pushed to runway when its ready to take…

For a defined driving cycle, calculate the energy required for braking. LETS KNOW ABOUT REGENRATIVE BREAKING FIRST: Regenerative braking is a unique technique that is used in EVs to capture energy that the vehicle has due to its motion or, in other words, its kinetic energy that would have been wasted when the vehicle…

.MODULE 1#   A. Explain a MATLAB demo model named ‘Speed control of a DC motor using BJT H-bridge’.     B. Comment on the armature current shoot-up from the scope results.     C. Refer to the help section of ‘The Four-Quadrant Chopper DC Drive (DC7) block’. Compare it with…

Introduction to power electronic conveters used in electric vehicle: Power electronic converters play the role of taking electrical energy from the power system and turning it into a suitable form needed by a motor. The power electronic converter may be determined according to the given power source and the driving…

MODULE1# What is the difference between the mapped and dynamic model of engine, motor and generator? How can you change the model type? MAPPED MODELS: in mapped models the data used for the operation and simulation are to be entered in a form of lookup table which would be then configured with the operational parts and…

MODULE 1#  1. For the EV_defaults_in file, if cargo mass is 500 kg with all other default conditions, can the vehicle travel for 45 km with an FTP drive cycle? Conclude your observations. in this case, we are going to observe whether the vehicle travels 45km using FTP cycle and has a cargo mass of about 500kg instead…

Implement control logic of a “washing machine” using Stateflow as per the 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…

AIM : make a simulink model of doorbell by using solenoid block. condtion: Create a situation where the switch is closed for 2 seconds and then released. Observe the physical movement of the plunger.  MECHANISM OF DOORBELL: The heart of a doorbell is an electromagnet. When you press a doorbell button, you complete…

RANKINE CYCLE SIMULATOR The Rankine cycle is the basic operating cycle for all power plants where a working fluid is continuously changing its phase from liquid to vapor and vice-versa. The Rankine Cycle is a mechanical cycle commonly used in power plants to convert the pressure energy of steam into mechanical energy through…

Aim:- To optimise the stalagmite function and find the global maxima of the function. In order to optimise Stalagmite Function and to get Global Maxima, lets understand some topics first. Optimization technique Genetic Algorithim how does genetic algorithim works Syntax of Genetic Algorithim(ga) Where to…

aim: To write a programme that will solve the ordinary differential eqn.   the equation of motion of simple pendulum is written below with damping.         in engineering ODE is used to describe transient behaviour of a system.a example is simple pendulum the following is       …