Week 3 Session 7

  Description: To design an IGBT or SiC isolated gate driver power stage driving a IGBT module with advanced protection features. The design consists of a single-phase power stage from a traction inverter supporting high level of safety features. The IGBT module has integrated thermal diode for temperature monitoring…

  Description: To design a non-synchronous boost controller to provide an adjustable output of between 40 V and 80 V capable of delivering a maximum of 100 mA of current to the load. This is an automotive design intended to power various applications such as LiDAR systems, which require an adjustable voltage supply.…

Objective-1: 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…

Extending the learned lessons in previous module, you will be diving into another power electronics concept on your own. Design of boost converter, and calculating the loss of different components including power switching device and deriving efficiency of boost converter. This is applicable in power supply industry, electric…

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: Head Lights: A 12- or 14-volts DC to DC Buck converter is used Wiper motor: A 12V DC to DC buck…

Discuss two new trends in battery system field. Answer: New trends in battery technology: Solid State Lithium Metal Batteries. Sodium ion Batteries   Solid State Lithium metal Battery: A solid-state battery is essentially battery technology that uses a solid electrolyte instead of liquid electrolytes. The…

For any 3 electric vehicles compare the battery pack and charging system requirements. Answer: For the battery pack and charging system requirements comparing I am taking the below models. Nissan Leaf Honda e Tesla Model Y Parameters Nissan Leaf Honda e Tesla Model Y Battery Pack Capacity 40KW 400V 35.5 Kwh 400V 60 kWh…

Compare the different motors used in EV and list down the advantages and disadvantages of each. Answer: There are several types of electric motors used in electric vehicles (EVs). Brushless DC Motors (BLDC) Induction Motor Switched Reluctance Motors (SRM)   The main differences between Induction Motors, Brushless…

Compare the different architectures of HEV. Discuss the pro's and con's Answer: Hybrid vehicle types based on architectures are series HEV, parallel HEV, and series-parallel HEV. Comparison of Series HEV, Parallel HEV, and Series-Parallel HEV. Series HEV: Internal combustion engine directly does not power wheels Engine…

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 Time Time Step Battery Current 00:00.4 0.1 -0.9632 00:00.5 0.2 -0.952 00:00.6 0.3 -0.9072 00:00.7 0.4 -0.9632 00:00.8 0.5 -1.0304 00:00.9…

AIM:  To build a MATLAB model of an electric car that uses a lithium-ion battery and a suitable motor. Objective: Choose suitable blocks from Simscape or Powertrain block set. Implement the vehicle speed control using a PI controller and generate brake and accelerator commands. Avoid using readymade driver blocks…

  AIM: Designing a battery pack configuration for a car with NMC cell chemistry and BMS topology for the battery pack. Building a 3S2P battery pack configuration in MATLAB/Simulink with a Generic battery block. Objective-1: Design the battery pack for the car 150Kw with 120V. Use 3500 mAh 3.6V nominal NMC chemistry cell.…

OBJECTIVE: Create a detailed MATLAB model of an electric rickshaw (three-wheel passenger vehicle) as per details below:  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 data  Results: For any three standard driving…

OBJECTIVE: In this project, a Simulink model for the DC motor will be first developed per the schematic shown in Figure 1. Use the Proportional, Integral, and Derivative (PID) control design knowledge gained in the training to design, develop and test a controller to maintain a desired speed for the motor. Key Highlights:…

Project: In a laboratory experiment, data of voltage and current has been recorded and the same is attached in an excel file ( Click on this link VI.xlsx ). Read the excel file in the MATLAB program and perform the interpolation in the range of -17.3:0.1:0.9. Generate the interactive plot for the interpolated…

AIM: Battery pack capacity: 18 kWh Cell: ANR26650M1-B  Prepare a detailed battery pack drawing along with its enclosure. State your assumptions. Objective: In this project, we have to calculate all the necessary parameters for the ANR26650M1-B battery pack design requirements. Make a report on all calculated parameters.…

OBJECTIVE: https://in.mathworks.com/matlabcentral/fileexchange/72865-design-and-test-lithium-ion-battery-management-algorithms Simulate the 3 test cases from the 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…

OBJECTIVE: Prepare a table which includes materials & chemical reactions occurring at the anode and cathode of LCO, LMO, NCA, NMC, LFP and LTO types of lithium-ion cells. Give your detailed explanation of it Compare the differences between each type of Li+ion battery based on their characteristics.   Objective-1:…

Create a MATLAB model of an electric car that uses a battery and a DC motor. Choose suitable blocks from the Powertrain block set. Prepare a report about your model including the following: Objectives:  System-level configurations Model parameters Results Conclusion AIM: The main aim of this project is to create a MATLAB…

  OBJECTIVE: Part A: Search and list out the total weight of various types of aircrafts.  Is there any difference between ground speed and air speed? Why is it not recommended to use aircraft engine power to move it on the ground at the Airport?  How an aircraft is pushed to runway when its ready to take…

OBJECTIVE: For a defined driving cycle, calculate the energy required for braking. Why electric motor can’t develop braking torque at high speed similar to starting? How electric and mechanical brakes are coordinated?  Make a MATLAB program which plots contour of given motor speed, torque and efficiency values.…

OBJECTIVE: 1. a) Explain a MATLAB demo model’s speed control of a DC motor using BJT H-Bridge.     b) Comment on the armature's current shoot-up from the scope results.     c) Refer to the help section of ‘The four-quadrant chopper DC drive (DC7) block’. Compare it with the H-bridge model. 2. Develop a 2-quadrant chopper…

OBJECTIVE: Which power converter circuits are employed in an electric and hybrid electric vehicle? Electric Vehicle's powertrain with a 72V battery pack is shown in the diagram below. The duty ratio for acceleration operation is 'd1' and for the braking operation the duty ratio is 'd2'. What is EV steady-state speed if…

OBJECTIVE: Write the difference between the mapped and dynamic model of the engine, motor, and generator and describe how to change the model type. Find out how the model calculates miles per gallon and states the factors which are considered to model fuel flow. Run the HEV Reference application with WOT drive cycle and…

ANSWER -1: In this challenge we have to observe the  EV_defaults with cargo mass is 500 kg with all other default conditions, can the vehicle travel for 45 km with FTP drive cycle. Open MATLAB Application and change the directory file path to the working folder. Then open the Advisor M-script file and run the…

Main Project – Adaptive Cruise Control (ACC) General Overview: Adaptive Cruise Control Feature for passenger cars allows the host vehicle to adapt to the speed in line with the flow of traffic. Driving in heavy traffic or keeping a safe distance from the preceding vehicle calls for a high level of concentration.…

Answer: Aim: The Main Aim of this project is to create a Model Based Development of a Simulink Model for Vehicle Direction Detection as per the Requirements specified. Requirement tagging for Requirement 1 & Requirement 2 subsystems in the Simulink model with the respective selection in word document. Create a Simulink…