State of charge estimation

Aim of the project :  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 is basically identifying the direction the vehicle is taking based on the…

Abstract: This project is about mechanical design of Lithium-ion battery pack consisting of 18KWh. The cell name used in preparation is ANR26650M1-B, necessary assumptions were considered during building the cell then a module and finally a battery pack was developed. DESCRIPTION: Cell : ANR26650M1-B  Considering various …

AIM:  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. Introduction: EVs, HEVs and PHEVs are powerd by lithium ion cells which are fitted together in a battery pack with particular series…

AIM: Thermal Management Objective: Prepare a report summarizing thermal management techniques for electric car battery pack. Why do EVs needs Thermal Management System EVs use large packs of Li-ion batteries due to their reasonable energy density, power density, and efficiency metrics. During the battery charge/discharge…

AIM: The aim of this project is to write a program in matlab to optimise the stalagmite function and to find the global maxima of the function. GENETIC ALGORITHM: A genetic algorithm is a method for solving both constrained and unconstrained optimization problems based on a natural selection process that mimics biological…

AIM: The main aim of the project is to write a MATLAB program to simulate the motion of pendulum by solving the below odinary differential equation. THEORY: ODE is used to describe the transient behavior of a system.The way the pendulum moves depends on the Newtons second law. When this law is written down, we get a second…

Q1. What is the difference between mapped and dynamic model of engine, motor and generator? How can you change model type SOLUNTION: Mapped Model uses a set of steady-state lookup tables to characterize engine performance. Mapped engines represent macro engine behaviour as function of commanded load and measured engine…

AIM: TO analyse Electric vehicle and Hybrid Electric vehicle range, Battery Capacity and gradeability using ADVISOR tool. ADVISOR TOOL: ADvanced VehIcle SimulatOR, is a set of model, data, and script text files for use with Matlab and Simulink.  It is designed for rapid analysis of the performance and fuel economy…

AIM: To understand different power convertors found in EV vehicles. To understand duty cycle ratio and Power electronics on he vehicle control Author perpective on Induction motor vs DC brushless motors by Walley Rippel. OBJECTIVE 1: Which types of power converter circuits are employed in electric and hybrid electric…

AIM:The aim of this project is to study and evaluate different DC motor control. OBJECTIVE 1: Run MATLAB demo ‘Speed control of a DC motor using BJT H-bridge’. Modify the model such that armature current doesn’t shoot up when motor changes direction from forward to reverse. 240V is source voltage …

OBJECTIVE 1: For a defined driving cycle, calculate the energy required for braking. A driving cycle is a series of data points represnting the speed of a vehicle vs time. Energy(E)=1/2*m*v^2 Here mass(m)=1000kg Here the energy required is maximum up to 281J.   OBJECTIVE 2: Why electric motor can’t develop braking…

AIM: To simulink generic battery model charge discharge using UDDS data. INPUTS: 1.Signal Builder: 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.…

OBJECTIVE 1: What is coulomb counting The SOC of a battery is defined as the ratio of its current capacity to the nominal capacity. The nominal capacity is given by the manufacturer and represents the maximum amount of charge that can be stored in the battery. Coulomb Counting Method The Coulomb counting method measures…

Objective : How weakest cell limits the usable capacity of the battery pack? What is the solution The battery configuration in series or parallel connection can have a different voltage on each cell. The weakest cell in the battery pack could have more stress than other cells. The weakest cell may affect the battery…

AIM: To study and understand powertrain system of an aircraft. OBJECTIVE 1: Search and list out the total weight of various types of aircrafts.  MTOW = Maximum take-off weight, MLW = Maximum landing weight,  Type MTOW [kg] MLW [tons] Airbus A220-100 59,000 50.8 Airbus A220-300 65,000 57.61 Airbus A300-600[14]…

AIM: To study system-level simulation of All-Terrain Vehicle(ATV) model and to prepare a detailed technical report explaining the model properties. SOLUTION: In this project a pre-built model of CVT run BAJA ATV is studied. The model is equipped with a dashboard. The brake and throttle inputs are given with the help…

AIM: The aim of this project is to understand the working of Stateflows and create two model with the given objectives. OBJECTIVES: 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…

AIM: Make a Simulink model of Doorbell using solenoid block  To use a thermistor to sense the temperature of a heater & turn on or turn off the fan as per the condition. STUDY 1: The doorbell uses solenoid such that when switch is closed the circuit gets completed and electricity is passed into…

AIM: The aim of this project is to write a MATLAB program to develop a SIR model of covid-19 to predict the future cases based on given assumption. OBJECTIVE: The SIR Model is used in epidemiology to compute the amount of susceptible, infected, andrecovered people in a population. to explain the change in the number of…

AIM: The aim of this project is to write a MATLAB program to calculate the state point of thermodynamic process and plot the T-S and H-S curve. THEORY: The Rankine cycle is a model used to predict the performance of steam turbine systems.  The Rankine cycle is an idealized thermodynamic cycle of…

AIM:The main of this project is to write a matlab program for parsing the data in NASA_THERMO data file and to extract the temperature co-efficient for different species and plot thermodynamic properties like specific heat, entropy and enthalpy. Also find the molecular weigth of each species. THEORY : Parsing a file means…