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DC Machine Characteristics

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.  …

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Read more Projects by Dhrumil Bharatkumar Gohil (24)

Week 7 State of charge estimation

Objective:

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…

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04 Jul 2021 11:39 AM IST

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    Week 1 Understanding Different Battery Chemistry

    Objective:

    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…

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    12 May 2021 01:59 PM IST

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      Final Project: Electric Rickshaw modelling

      Objective:

      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…

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      07 May 2021 11:44 AM IST

      • HEV
      • MATLAB
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      Design of an Electric Vehicle

      Objective:

      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…

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      08 Mar 2021 09:53 AM IST

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      To Design Electric Powertrain for an Aircraft Tug, to fulfill Aircraft Towing Application

      Objective:

      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…

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      08 Mar 2021 09:49 AM IST

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        Final Project: Design of an Electric Vehicle

        Objective:

                             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…

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        06 Mar 2021 10:34 AM IST

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        Project-1: Powertrain for aircraft in runways

        Objective:

        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…

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        22 Feb 2021 06:36 PM IST

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          Week-11 Challenge: Braking

          Objective:

          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.…

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          16 Feb 2021 02:57 PM IST

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          DC Motor Control

          Objective:

          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…

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          12 Jan 2021 10:32 AM IST

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          Week-6 Challenge: EV Drivetrain

          Objective:

          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.…

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          03 Jan 2021 11:41 AM IST

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            Wide Open Throttle Condition Part-2

            Objective:

            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…

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            31 Dec 2020 10:07 AM IST

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            DC Machine Characteristics

            Objective:

            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.  …

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            31 Dec 2020 10:06 AM IST

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            ADVISOR Tool Simulation on EV and Toyota Prius

            Objective:

            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…

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            12 Dec 2020 06:30 AM IST

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              Calculating Hill Climbing Power of a TATA Ultra Truck, To calculate minimum length of a flyover, To modify a drive cycle to be used in Driver Glider model of Simulink and to model Wide Open Throttle response of GM EV1 car and to compare original and 5% varied vehicle properties

              Objective:

              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…

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              08 Dec 2020 07:42 AM IST

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                Forces Acting on a Vehicle

                Objective:

                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…

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                01 Dec 2020 11:39 AM IST

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                  BAJA ATV System Level Simulation and Analysis

                  Objective:

                  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…

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                  06 Nov 2020 11:57 AM IST

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                    To model Stateflow logic for Washing machine cycles and Gearbox in a vehicle to shift gear at appropriate speed using Simulink.

                    Objective:

                    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…

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                    30 Oct 2020 01:55 PM IST

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                    To calculate work done by a cutting tool, to model a governing equation and save it to external file and to analyse

                    Objective:

                    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’.  …

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                    27 Oct 2020 09:29 AM IST

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                      Simulation of Doorbell using Solenoid and working of a Fan under different temperatures using a Thermistor

                      Objective:

                      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…

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                      19 Oct 2020 08:29 AM IST

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                        To simulate a simple math function using Simulink and a comparision study of three Suspension systems.

                        Objective:

                        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…

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                        19 Oct 2020 08:25 AM IST

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                          Parsing NASA thermodynamic data using Matlab

                          Objective:

                          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…

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                          05 Oct 2020 09:43 AM IST

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                            Optimization of stalagmite function using Genetic Algorithm

                            Objective:

                            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…

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                            26 Sep 2020 10:35 AM IST

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                              Curve Fitting: Fitting curves using linear curve, quadratic curve, cubic curve and split-wise curve fitting methods.

                              Objective:

                              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…

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                              19 Sep 2020 09:55 AM IST

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                                Simulation of Transient Motion of a Pendulum using Matlab

                                Objective:

                                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…

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                                12 Sep 2020 05:55 PM IST

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