Week 6 Session 13

Model 3 Phase Inverter using Simulink (model the parasitic as well) with a switching frequency of 10Khz using 3 phase Squirrel Cage Induction motor, using V/F method, open loop Design Parameters: Power = 100 HP DC Voltage = 800 V Output Voltage = 460 VRMS – line to line Initial Speed = 1500 RPM Final Speed = 1000…

---- PROJECT 1 ----   PROJECT REPORT -         1. Power electronics: The power electronics is all about the application of electronics devices which are utilized for power conversion like power electronics can be basically used for rectification and inverting applications, power electronics in…

Discuss two new trends in battery system field.      Answer         New trends in battery system field:     Aluminium replacing lithuim ion :   The log9 materials Indian company which are basically working on Aluminium battery, which has 16 patents. They are working…

For any 3 electric vehicles compare the battery pack and charging system requirements.             Answer             For any all wheeler electric vehicles compare the battery pack and their charging system requirements.    --- 2W(two-wheeler)…

Question 1 :  Explain the various applications of Power converters in an Electric vehicle. For Example what type of converter will you use for Horn which requires DC and less than 10V. Likewise come up with different applications         Answer         Applications…

Question 1:  Compare the different motors used in EV and list down the advantages and disadvantages of each.        Answer                Motors used in EVs:      In evs the motor is heart the vehicle when it is compared to fuel engine…

Compare the different architectures of HEV. Discuss the pro's and con's            Answer            The HEV has been classified into different types based on architecture. They are listed below.      Series HEV:       The series…

Question 1: Using MATLAB/simulink and  the drive cycle from the attached excel sheet, find- The max heat generation of the battery  The SOC of the battery at 2 *104second of the battery operation         Solution                    Description…

             PROJECT 1               1. Design a battery pack for a car roughly 150 Kw with 120 V. Use 3500 mAh 3.6V nominal NMC chemistry cell.        a. Design the battery pack configuration.         b.…

  PROJECT REPORT      ------DESIGN OF MATLAB MODEL OF AN ELECTRICAL RICKSHAW-------     Introduction to the project     What are electric riskshaws? Electric riskshaws are one type of the Electric vehicles where it has 3-wheeled vehicle and those are powered by motors and battery unit and motor controller are same which…

Create a MATLAB model of electric car which uses lithium ion battery and suitable motor. Choose suitable blocks from Simscape or Powertrain block set. Implement the vehicle speed control using PI controller and generate brake and accelerator commands. Avoid using readymade driver block for speed control.     PROJECT…

  PROJECT REPORT    DESIGN OF ELECTRICAL VEHICLE    Introduction to the project  Timeline of EVs Electrical vehicles are vehicles which generally move by electrical energy which is generated by electric motors used in it. These electric Vehicles are started by the English inventor “Robert…

Part A Question 1:  Search and list out the total weight of various types of aircrafts ABSRACT: Firstly the aicrafts are also called as aeroplanes or planes. An airplane’s or aircrafts essential components are the body, a flight-sustaining wing system, stabilizing tail surfaces, altitude-control devices…

Question1: For a defined driving cycle, calculate the energy required for braking   Solution: Here I had to consider the Indian drive cycle(IDC) drive cycle    Introduction of IDC drive cycle:  Firstly, IDC means Indian drive cycle where this drive cycle resembles the Indian road driving scenarios.…

1. A. Explain a MATLAB demo model named ‘Speed control of a DC motor using BJT H-bridge’.    Answer:  Introduction BJT(Bi-polar transistor): Bi-polar transistor is widely known as BJT. It has three terminals namely base, collector, emitter. The major use of this transistor is to amplify…

Question 1:  Which types of power converter circuits are employed in electric and hybrid electric vehicle? Power converter circuits: These are the circuit which are used to convert from state of source to other state of source. These state of source can be either AC state or DC state. According to requirement these…

Question 1: What is the difference between mapped and dynamic model of engine, motor and generator? How can you change model type? The help block in the simulink model guided the basic line up of difference of engine and motor. The below screenshots states the basic definition of them.  Implementation and usage of…

QUESTION 1:  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. EV defaults in file, setting cargo mass to 500 kg with all other default conditions: The above screenshot states that the cargo mass to…

Question 1:   Here in this question, I had taken two kind of iNPut signals which are 'STEP' and 'CONSTANT' inputs:   Matlab code : % assigning motor parameters below   J = 0.01; % interia of the motor system B = 0.1; % friction parameter of system Km = 0.01; % back emf of the…

Project: Matlab code: elec_data = xlsread('VI.xlsx');  % xlsread command is used to read excel sheet V = elec_data(:,1);  % fetching voltage data from mini_project_2 data into 'V' I = elec_data(:,2);  % fetching current data from mini_project_2 data into 'I' x = [-17.3:0.1:0.9];  %…