Week-11 Challenge: Braking

AIM: WOT CYCLE for the different drivetrain.   OBJECTIVE : What is the difference between a mapped and dynamic model of engine, motor and generator? How can you change model type?  How does the model calculate miles per gallon? Which factors are considered to model fuel flow?  Run the HEV ReferenceApplication…

AIM: Powertrain for aircraft on the runway  OBJECTIVE: Search and list out the total weight of various types of aircraft.  Is there any difference between ground speed and airspeed? Why is it not recommended to use aircraft engine power to move it on the ground at the Airport?  How an aircraft is pushed…

Aim: Understanding the braking power and motor losses  Objective : For a defined driving cycle, calculate the energy required for braking. Why electric motor can’t develop braking torque at a high speed similar to starting? How electric and mechanical brakes are coordinated?  Make a MATLAB program that…

Aim: Understanding the EV drivetrain concepts .   Objective : Explain the power converters employed in EV and HEV. Find out the EV steady state speed if duty cycle is 70% for the given parameters. Prepare the simulink model for the given equation : `ω=   V/(Kϕ) -(Ra*T)/(Kϕ^2)` Explain in brief the author’s…

Aim : Understanding the DC motor control drive. Objective : A. Explain a MATLAB demo model named ‘Speed control of a DC motor using BJT H-bridge’ and explain the reason behind armature current shoot-up from the scope results. Refer to the help section of ‘The Four-Quadrant Chopper DC Drive (DC7) block’. Compare it with…

Aim: Understanding the genetic algorithm for optimization the stalagmite function  Objective : Write the code to optimize the stalagmite function.  Explain all the ga syntax.  Plot the graphs for all the 3 cases. Introduction : Genetic algorithm: A genetic algorithm is a search heuristic that is inspired…

Aim: Performing the file parsing for NASA thermodynamic data    Objective : Write a function that extracts the 14 coefficients and calculates the enthalpy, entropy, and specific heats for all the species in the data file. Note :(The FIRST 7 coefficients are HIGH-temperature coefficients and the SECOND 7 coefficients…

AIM: Simulating using the ADVISOR tool OBJECTIVE:   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 FTP drive cycle? Conclude your observations.    In the above case, change the battery capacity and repeat the simulation.  …

AIM : Design of the Hatchback car backdoor using Catia V5 OBJECTIVE : To create the following components of the backdoor panel from the given styling surface. Inner panel,  The upper outer panel,  Outer lower panel with the Hinge reinforcement (left and right) Gas stay reinforcement (left and right) Latch reinforcement …

  Aim: Section of the Car hood. Objective : To obtain the section modulus of the designed Car hood and further obtain the new improvised section that has a better section modulus than the earlier one. Theory : Section modulus is a geometric property for a given cross-section used in the design of beams or flexural…

         Aim :    To perform the 2D shell meshing on the floor panel for the spare wheel       Objective :    Perform the geometrical clean up on the floor panel model followed by shell meshing using the stated quality criteria. After meshing the component,…

AIM: - Perform meshing and deploy connection for a suspension system. OBJECTIVE: For the given assembly, 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.…

AIM: -  To perform the 2-D meshing on Dashboard using ANSA. OBJECTIVE: -  Perform the geometrical clean-up on the IP substrate model followed by shell meshing using the stated quality criteria. After meshing the component, the thickness has to be assigned.   INTRODUCTION: - A dashboard (also called dash,…

Aim: Roof design using Catia V5 6R2020  Objective : Design the roof from the given styling surface and also create the center, rear roof rails. Create the reinforcements as center rail and bow roof rails. Study the roof design and validate the design by doing the heat distortion and snow load criteria. Perform the…

Aim: Designing the fender using Catia V5 Objective: Design the fender including the following mounting area : Drip  A-pillar Sill Bumper  Baffle and splash  Introduction:  Fender is the American English term for the part of an automobile. Its primary purpose is to prevent sand, mud, rocks, liquids,and…

Aim: Hood design using the CATIA V5.Objective: To design and model the car hood including the inner and outer panels. Create the embossment for the hinge and striker with a proper trajectory for hood movement. Introduction: The hood or the Bonnet consists of the following parts. Hood outer panel Hood inner panel Latch…

Aim: Side door trim creation using CATIA.   Objective : Creating the A class flanges for all the parts of the side door following the master sections. Creating B class surface Creating the C surface with proper draft direction. Engineering or attachment features creation such as heat stakes, dog houses, and ribs.…

  Aim : Door applique design with engineering features.   Objective:   The tooling axis for the given Class-A Surface should be created to meet the requirements of the draft angle. Create the door applique plastic component through the given Class-A surface.  Perform the Draft analysis on the model. …

Aim : Door applique design with engineering features.   Objective:   The tooling axis for the given Class-A Surface should be created to meet the requirements of the draft angle. Create the door applique plastic component through the given Class-A surface.  Perform the Draft analysis on the model. …

  Aim : Create the rib for the Centre console coin holder considering the design rules.   Introduction: Plastic parts design is a very complex process and it requires the involvement of many factors like functional requirements, process constraints, material selection and assembly or structural issues. Wall thickness,…

AIM:To create a Door armrest switch bezel from the given A-class surface by adding a thickness of 2.5 mm to it and to create the Core and cavity blocks for the switch bezel. PROCEDURE: A class surface : The input of the product designer is in the form of the A-class surface. The job of the product designer is to create…

AIM: Creating  the coin holder plastic component through the A-class surface and add thickness to it    Objective : Creating the B and C surface  Creating the tooling axis  Performing the draft analysis on both A surface and final plastic components. Take the Thickness of the component to be 2.5…

  AIM: Creation of the door arm rest and add thickness to it    Objective : Creating the B and C surface  Creating the tooling axis  Performing the draft analysis on both A surface and final Door armrest and draft analysis must show the positive value and color.   Procedure :   Creating the tooling axis : The tooling direction…

  AIM: To create the tooling axis and perform the draft analysis for the SWITCH BEZEL Procedure : To create the tooling axis, we need the proper orientation or view that gives the correct features and draft available in the component. So here the component view from the  Z direction gives the proper view for…

AIM: To create the tooling axis and perform the draft analysis for the fan cover.   Procedure :   To create the tooling axis, we need the proper orientation or view that gives the correct features and draft available in the component. So here the component view from the  Z direction gives the proper view…

AIM: To create the tooling axis and perform the draft analysis for the fan cover.   Procedure : To create the tooling axis, we need the proper orientation or view that gives the correct features and draft available in the component. So here the component view from the  Z direction gives the proper view for the…

Aim:   Car side crash analysis using Hypermesh and Hypercrash Objective: The objective for the front crash are as follows Check the unit system used in the model and change to either (Mg mm s) or (Kg mm ms) Create the Type 7 interface for the model with the friction value 0.2 and recommended parameters. Check…

Aim: State flow for the washing machine and gear shifting. Objective : Implement 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…

Aim : Preparing the Simulink model for Doorbell and a thermistor to sense the heater temperature.   Objective : 1.Make a Simulink model of Doorbell using solenoid block with the following details:  In the above arrangement, when the switch is closed the electromagnet receives electrical power from the battery…

   Aim : To perform the 2D shell meshing on side door panel    Objective : Perform the geometrical clean up on the side door model followed by shell meshing using the stated quality criteria. After meshing the component, the thickness has to be assigned. Target element length : 4   Introduction…

Aim:   Car frontal crash analysis using Hypermesh and Hypercrash Objective: The objective for the front crash are as follows Check the unit system used in the model and change to either (Mg mm s) or (Kg mm ms) Create the Type 7 interface for the model with the friction value 0.2 and recommended parameters. Check…

  AIM :   Deploying the connection using Hyperworks    Objective :   Create the connectors and attach the different parts of the model  Right_Rail_2 & Front_truss_1:- Seam-Quad(angled+capped+L) Left_Rail_2 & Front_truss_1:- Quad elements Front_truss_2, Front_truss_1 & Right_Rail_1:-…

Aim :  3D meshing in Hyperworks.   Objective : To carry out the 3D meshing in hyperworks following the given quality criteria.   Model 1- Housing model Create the tetra mesh Elements sizes: Min- 2mm, Target- 5mm,Max- 7mm Tet collapse: 0.15   Model 2 and 3 - create the 3D mesh with 6mm   Introduction…

Aim : 2D Meshing the hood component in HYPERWORKS.   Objective : To extract the mid surface of the given HOOD component and perform the meshing using the below quality criteria. Procedure :   Step1 : Importing the CAD model of HOOD to workspace The current hood model is segregated into 4 parts as  Hinge- 2  Latch  Outer…

  Aim :        Creating 1D element in hyperworks   Objective :          Create 1D elements on the following component with given cross-section and DOF Rod element:- with only translational DOF and RBE2 link       Cross-Section:…

Aim :         Solving the second order differential equation for the simple pendulum motion using MATLAB Objective:         To write the program that will solve the following ODE equation. Also create the animation video that will show the pendulum motion…

Aim :- Connections of rear door of car using ANSA Nastran deck Objective :- To perform the connections on rear door of the car using the appropriate type of connections Introduction :- A car door is a type of door, typically hinged, but sometimes attached by other mechanisms such as tracks, in front of an opening which…

Aim :-  Rear view mirror geometrical error check and its mesh generation using tetra elements Objective :- For the given component, check for the geometrical errors and mesh with the given element Quality criteria. Use tetra elements to model the component and there should not and kinks and dips on the surface of…

Aim :- Mid surfacing and mesh generation of bottle cap Objective :- To create the 2D mesh on bottle cap midsurface using the stated quality critertia and mesh parameters. S.No  Quality Criteria  Value  1 Target/Average length   1 2 Minimum Length  .5 3 Maximum Length  3 4 Aspect …

AIM :- Car Hood geometrical clean up , its mid surfacing and mesh generation using ANSA   ABSTRACT :- The hood is an opening body panel that covers the engine in a front-engine vehicle. The hood is also considered as another type of door in a vehicle as it consists of an outer panel and inner panel. The inner panel…