Week 8 - Challenge 5 - Core & Cavity Design

Aim1: Simulate the 3 test cases from harness dashboard and write a detailed report on the results Solution: Battery Management System (BMS) – A battery management system is the electronic system that manages the rechargeable battery, such as by protecting the battery from operating outside its safe operating area, monitoring…

AIM: To develop an algorithm for one of the features of the Highway Lane Changing Assistance, create a Simulink Data Dictionary for the given signals data lists, develop a model advisor report and generate a C code for it using AUTOSAR coder in SIMULINK Objective: Model development in MATLAB Simulink as per MBD guidelines…

Aim: To create a Simulink Data Dictionary, develop an algorithm for one of the features of the Traffic jam Assistance and generate a C code for it using Simulink. Objective: Model Development as per the MBD guidelines Creation of Simulink Data Dictionary Code generation using Embedded Coder Generating Model Advisor Report…

Aim: To make a model for vehicle direction determination and making the sldd file   Introduction: Identifying the direction of the vehicle is one of the important & diverse features in Autonomous driving & Advanced Driver Assistance Features. This particular sub-feature of identifying the direction of vehicle…

Aim1: 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 Ans: Li-ion batteries: A lithium-ion battery or Li-ion battery is a type of rechargeable battery. Lithium-ion batteries…

Introduction: Electric rickshaws (also known as electric tuk-tuks or e-rickshaws or toto or e-tricycles) have been becoming more popular in some cities since 2008 as an alternative to auto rickshaws and pulled rickshaws because of their low fuel cost, and less human effort compared…

Part A: Aim1: Search and list out the total weight of various types of aircrafts. The aircraft gross weight is the total aircraft weight at any moment during the flight or ground operation. An aircraft’s gross weight will decrease during a flight due to fuel and oil consumption. An aircraft’s gross weight may…

Aim: Introduction: Electric car: An electric car or battery electric car is an automobile that is propelled by one or more electric motors, using energy stored in batteries. Compared to internal combustion engine (ICE) vehicles, electric cars are quieter, have no exhaust…

Aim1: For a defined driving cycle, calculate the energy required for braking. A driving cycle is a series of data points representing the speed of a vehicle versus time. Driving cycles are produced by different countries and organizations to assess the performance of vehicles in various ways,…

Aim1: Introduction: Bipolar Junction Transistor A bipolar junction transistor (BJT) is a type of transistor that uses both electrons and electron holes as charge carriers. In contrast, a unipolar transistor, such as a filed-effect transistor, uses only one kind of charge…

Aim: To simulate basic Rankine Cycle Objective: Creating a Rankine Cycle Simulator using OCTAVE/MATLAB. Calculating the state points of the Rankine Cycle based on user inputs. Then plotting the corresponding T-S and H-S plots for the given set of inputs. Rankine cycle: The different processes here are: Process 1-2: Isentropic…

Aim1: Which type of power converter circuits are employed in electric and hybrid electric vehicles? Ans: An electric vehicle is a vehicle that uses a combination of different energy sources, fuel cells (FCs), batteries and supercapacitors (SCs) to power an electric drive system as shown in figure 1 below. In EV main energy…

Aim: Write a function that extracts the 14 co-efficient and calculates the enthalpy, entropy and specific heats for all the species in the data file. Objective: Calculate the molecular weight of each series Plot the Cp, enthalpy and entropy for the local temperature range (low temperature: high temperature) specific for…

Genetic Algorithm using MATLAB Aim: To write code in MATLAB to optimize the stalagmite function and find the global maxima of the function. Optimization and its purpose: Optimization is an act or methodology of making something as fully perfect, functional or effective as possible. The purpose of optimization is to achieve…

Simple Pendulum: A simple pendulum has a small-diameter bob and a string that has a very small mass but is strong enough not to stretch appreciably. The linear displacement from pendulum is s, the length of the arc. Also shown are the forces on the bob, which result in a net force of -mg sinθ toward the equilibrium position…

Aim1: Difference between mapped and dynamic models of engine, motor and generator. Solution:   Mapped Model Dynamic Model Motor It is also known as static motor where the model runs based upon look up tables o some predefined input values. Simulation using this model is fast than the dynamic model.   This model…

Aim: Use the ADVISOR tool and simulation the following: For 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, try changing the battery capacity and repeat the simulation Perform gradeability…

Aim: To study and analyze the Baja All Terrain (ATV) model using Simulink. Objective: To prepare a technical report of Baja ATV model with and Lookup Table. All-Terrain Vehicle: An ATV also known as quad (cycle), three-wheeler, four-wheeler, four-track, four-wheeler, or quadricycle as defined by the American National Standards…

Aim 1: Implementation of control logic chart for washing machine using stateflow process. Condition: If the power supply is available, the system gets deactivated If the water supply is not available, stop the process and indicate through LED Soaking time should be 200s followed by washing time of 100s Then rinsing happens…

Aim 1: To make Simulink model of Doorbell using Simulink block. Solenoid: A solenoid is a type of electromagnet, the purpose of which is to generate a controlled magnetic field through a coil wound into a tightly packed helix. The coil can be arranged to produce a uniform magnetic field in a volume…

Back Door Design: Back Door Design is an important design component used in automotive vehicle. Since it provides protection and covering for the back side of the vehicle. Design characteristics of the back door plays a very important role in terms of safety and luggage storage capacity of the vehicle. Thinner the back…

Objective – To design the automotive roof based on the given styling surface and to analyze the prepared model to check the manufacturability and the feasibility of the design.  Introduction – The roof of the car is the automobile component which encloses the passenger compartment form the top. It protects…

Fender Design in NX-CAD: A fender is a piece of vehicle, situated over wheel. Its main objective is to protect pedestrian from sand, rocks and many more foreign particles that gets thrown when the wheel starts turning. It also protects internal components of vehicles from being getting damaged due to foreign objects. Various…

Section Modulus calculation and Optimization: Section modulus is the geometric property of the given cross-section used in the design of flexural members. Section depends only on the cross-section shape of the beam or structure. It is the important factor in designing the component because it gives the threshold value…

Design and modelling of Hood using NX-CAD: Hood is the component of BIW. The main function of hood is to allow the access of the engine compartment and other sub systems to occupant like regular services like maintenance. Also, it absorbs most of the frontal impact and transfer or simulate across body pillar to provide…

Report on Underbody Coating: - UBC stands for underbody coating. Now-a-days automobile has became the important need of the human being. So it is important to take proper care of the automobiles in order to function neatly. Car body gets affected with many different aspects. Underbody coating is usually a dense cladding…

Condition: - It is given that Mr. D.S. Pughazhyendhii is a married man who lives in Bangalore which is highly crowded city. His family comprises of five members including his wife, five years old boy, his father and his mother. He visits his native place Madurai which is 500km away from Bangalore once in month. Also, he…

Door Trim Panel Report: - In this design we will work on 3 different components: 1) Map Pocket (Upper and lower part) 2) Door Arm Rest (Upper and lower part) 3) Lower Subtrate   1) Map Pocket Upper Part: - Extract the component surface from the given plastic component. This extracted surface will be class A surface…

Steps In Development of Master section of B Pillar : (Note : Class A surface needs to be improved for this Master section. There are many defects In this Class A Surface) 1) Offset the Class A surface at required thickness in the inner direction. Due to offsetting there will be formation of open areas in the offset surface…

Steps in Draft Analysis of Door Applique Surface : 1) Create tooling Axis by taking the point on the mid of the door applique surface and draw the line passing through the point and perpendicular to the surace. 2) Creation of Class B surface     Extrapolate all the separate parts of the surface and by doing untrim,…

Steps in construction of Screw Bosses : 1) Make a sketch of hollow cylinder on the bse of the coin holder. Thickness of the cylinder should be calculated by the formula (0.6*thickness). 2) Pad this cylinder in Part design & give the draft of 0.5 degree.  3) Fillet should be of 0.25 mm. 4) To create the flanges…

Steps in Ribs building on Coin Holder Design: 1) Extract the outer base surface of the coin holder. 2) Select the plane using the Axis system and drawn a line of required length for the rib. The formula for height of rib is (5*thickness) 3) Extrude the line with repect to the Tooling Axis. The formula for height of rib…

Steps in Core and Cavity Design of Switch Bezel design: 1) Do the draft analysis on the solid model of switch bezel design. 2) Extrapolate class A surface at some extent. 3) Next step is to achieve thickness of solid model. For that purpose unhide solid model and class C surface of switch bezel and trim it off with extrapolated…

Steps in the Draft Ananlysis of Coin Holder design :- 1) Check the boundary of the coin holder using the 'boundary command'. And when we disassemble this boundary then we get two main domian        of the boundary. 2) Creation of Tooling Axis :-       Extract the base surface. Insert…

Steps in Door arm rest design: -1) In this design we need two tooling axis for draft analysis to ensure proper draft angle for core and cavity. 2) Creation of Tooling Axis 1:- In the whole design the pocket is the main aspect that is needed to consider. So select the the point on the base and insert a "Axis System" on…

Steps in Draft Analysis of Switch Bezel design : - 1) It is hard to thicken the fillet surfaces, therefore select the simple surfaces to thciken by first untrimng them. 2) Creation of "Tooling Axis" using bisecting method : - The area which is difficult to clear in switch bezel is pocket shape. So, draw Draw two lines…

Steps in base bracket draft analysis: 1) Highlight the surface that may create problem while making of  the class-A surface so that a required draft angle can be provided to those surfaces. 2) Creation of the dummy tooling axis: - Create dummy toooling axis in the direction in whcih we assume that the surface will…

We know that all the surfaces are designed with the help of the class-A surface. All the copmplex solid models are made with the help of class-A surface. Basically the mold and cavity are given the draft angle for for the easy removal of product from the mold. Thus, inspection of the draft angle for class-A surface and…