DC Machine Characteristics

Aims: Simulate the 3 test cases from harness dashboard and write a detailed report on the results. What is coulomb counting? Refer to the above model and explain how BMS implements coulomb counting for SOC estimation?   Theory: Matlab model to simulate the 3 test conditions from harness dashboard and to explain how…

Aims: 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 detailed explanation on it. Compare the differences between each type of Li-ion batteries based on their characteristics.   Theory: Part 1: Prepare…

Project: Electric Rickshaw Modelling   Aim: To create a detailed MATLAB model of an electric rickshaw (three wheel passenger vehicle) as per objectives below.   Objectives: Rear wheels driven by PM brushed type motor Assume efficiency points of motor controller and motor Make an excel sheet of all input and assumed…

Project: Design of an Electric Vehicle Aim: To create a MATLAB model of electric car which uses a battery and a DC motor. To choose suitable blocks from Powertrain block set and prepare a report about the model following the objectives mentioned below.   Objectives: System level configurations Model parameters Results…

Project: To Design Electric Powertrain for an Aircraft Tug, to fulfill Aircraft Towing Applications   Aims: To design a powertrain for an aircraft towing tug after studying operations, terminologies, and parts in detail. The different parts of an aircraft study are listed as below. To list out the total weight of…

                     Project: To model and Simulate an Electric Vehicle in Simulink   Aim: To create a MATLAB model of electric car which uses a battery and a DC motor. To choose suitable blocks from Powertrain block set and…

Aims: To design a powertrain for an aircraft after studying operations, terminologies, and parts in detail. The different parts of an aircraft study are listed as below. To list out the total weight of various types of aircrafts. To study difference between ground speed and air speed. To study why is it not recommended…

Aims: To calculate the energy required for braking for a defined driving cycle. To study why electric motor cannot develop braking torque at high speed similar to starting and how electric and mechanical brakes are coordinated. To write a MATLAB program that plots contour of given motor speed, torque, and efficiency values.…

Aims: To run MATLAB demo ‘Speed control of a DC motor using BJT H-bridge’. Modify the model such that armature current does not shoot up when motor changes direction from forward to reverse. To compare The Four-Quadrant Chopper DC Drive (DC7) block with H-bridge model. To make a suitable EV model using DC7…

Aims: To determine the types of power converter circuits are employed in electric and hybrid electric vehicles. To determine EV steady state speed if duty cycle is 70% from the given parameters. To refer a Tesla blog by Wally Rippel and to explain in brief about author’s perspective on Induction VS DC Brushless Motors.…

Aims: To differentiate between mapped and dynamic motor, generator and engine. To suggest on how to change the model type from mapped to dynamic. To determine how the model calculated miles per gallon and to determine factors considered to model fuel flow. To simulate the HEV Simulink model with WOT drive cycle and to…

Aims: To implement DC machine torque speed characteristics equations in MATLAB script file and to plot Speed VS Torque by giving a manual data input to plot and calculate. To distinguish between power cables and signal cables in Electric vehicles. To study the voltage levels of battery pack of electric vehicles.  …

Aims: To comment on the results using EV_defaults_in file in the Advisor Tool, if cargo mass is 500 kg with all other default conditions, conclude if the vehicle can travel for 45 km with FTP drive. To change the battery capacity in the above mentioned vehicle and to repeat the simulation. To perform gradeability test…

Aims: To find the ratio of hill-climbing power required by fully loaded tata ultra truck to the half-loaded one. To find the minimum length of the flyover, considering the minimum height at the summit should be 5 meters. To prepare a new drive cycle excel file for the Driver Glider model by Simulink and also include a…

Aims: To calculate maximum speed of the motor used in an electric scooter for given two tire sizes. To prepare a simple excel calculator to identify vehicle propulsion power based on given inputs and outputs. To calculate total power in KW and to explain the limitations of calculations. To calculate the difference in total…

Aim: To simulate the BAJA ATV model by MathWorks. To explain the vehicle parameters. To discuss the final results.   Objectives: To simulate the ATV model with and without dashboard. To simulate the ATV model with and without dashboard having Lookup table.   Theory: BAJA: BAJA is an inter college competition…

Aim: To implement control logic of a “washing machine” using Stateflow in Simulink. To model “Gear shift” logic using Stateflow in Simulink.   Objectives: To model working of a washing machine using Stateflow for the below given logic: If the power supply is available, the system gets activated…

Aims: To find the work done by the cutting tool with the given data of distance travelled and force applied. To make a model for the given equation and to save the output to an external file directed from the Simulink model. To analyse the Simulink example ‘Mass-Spring-Damper in Simulink and Simscape’.  …

Aim: To simulate a Simulink model of a Doorbell using Solenoid block. To simulate working of a fan under different conditions using a Thermistor in Simulink. Objective: To create a situation where the switch is closed for 2 seconds and then released. To observe the physical movement of the plunger. To turn on the fan if…

Aim: To plot the function y(x) = (x-1) * (x-3)^2 * (x-9)^2 using basic Simulink blocks. To run Simulink example “Suspension comparison System” and to explain objectives of the simulation, similarities, and differences between three systems, observations on the simulation and how is the oscillating velocity…

Aim: To write a Matlab function to extract the 14 coefficients and calculate the enthalpy, entropy, and specific heats for all 53 species in the given THERMO.dat data file. To plot the calculated Cp, H and S vs temperature of all 53 species and to dump them into their respective folders at a given location. To calculate…

Aim: Write a code in Matlab to optimise the stalagmite function and find the global maxima of the function. To explain the concept of genetic algorithm and explain the syntax for ‘ga’ in Matlab.   Description: Stalagmite:  It is an elongated form of various minerals deposited from solution by slowly…

Aim: To write a code to plot and fit linear and cubic polynomial for the Cp data. To write a code to show and plot the split-wise method to fit the curve and compare the raw data and the fitted curve. To calculate the errors in the curve and to determine the perfect and the best fit of the curves.   Description: Curve…

Aim: To write a program in Matlab to solve second order ODE for a pendulum and to simulate an oscillating pendulum using the ODE calculations in Matlab.   Description: In a pendulum, where a mass is hanging at the end of a string, where L is considered as the length of the string and “m” is considered…