Project-1: Powertrain for aircraft in runways

Consider a scenario where an aggressive driver is accelerating very rapidly and braking harshly in a city driving. Is battery better a choice to supply power than UC in this scenario? True False Why? This statement is False. In a scenario where an aggressive driver is accelerating very rapidly and braking harshly in a…

Compare four different types of fuel cells and state their applications. Fuel cells are devices that convert chemical energy into electrical energy through electrochemical reactions. There are various types of fuel cells, each with its own advantages and disadvantages, and they are used in a range of applications. Here…

Aim: To 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. Use the 3 phase inductor motor theory to derive the transfer function of 3 phase Induction Motor To model 3 phase induction motor with…

Aim: Design of boost converter, and calculating the loss of different components including power switching device and deriving efficiency of boost converter which is applicable in power supply industry, electric vehicles etc where DC-DC converter is required to boost the voltage from DC source. All the aspects with loss…

Discuss two new trends in battery system field. i. Cloud-Bsed BMS                                          The BMS keeps track of the battery's SoC (State of Charge), voltage, current, and temperature. By keeping the…

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 DC-DC Converter DC-DC converter is an electronic circuit that converts DC voltage from one voltage level…

Compare the different motors used in EV and list down the advantages and disadvantages of each. DC Series Motor Brushless DC Motor Permanent Magnet Synchronous Motor (PMSM) Three Phase AC Induction Motors Switched Reluctance Motors (SRM) DC Series Motor: High starting torque capability of the DC Series motor makes it a…

Compare the different architectures of HEV. Discuss the pro's and con's. Series Hybrid:                                                      HEV series consists of the ICE, generator, power…

Aim: The max heat generation of the battery  The find the SOC of the battery at 2 *104second of the battery operation  To design the simulink model for given problem statement. Battery Parameters: Nominal Voltage= 3.7 V Rated Capacity= 3.5 Ah Given,  Battery Resistance= 0.5 mOhm Entropic factor= 2 Max current= -0.896 Time…

Aim: The max heat generation of the battery  The find the SOC of the battery at 2 *104second of the battery operation  To design the simulink model for given problem statement. Battery Parameters: Nominal Voltage= 3.7 V Rated Capacity= 3.5 Ah Given,  Battery Resistance= 0.5 mOhm Entropic factor= 2 Max current= -0.896 Time…

Aim: The max heat generation of the battery  The find the SOC of the battery at 2 *104second of the battery operation  To design the simulink model for given problem statement. Battery Parameters: Nominal Voltage= 3.7 V Rated Capacity= 3.5 Ah Given,  Battery Resistance= 0.5 mOhm Entropic factor= 2 Max current=…

 Aim: To design a battery pack for a car roughly 150 Kw with 120 V. Use 3500 mAh 3.6V nominal NMC chemistry cell. To design the battery pack configuration for given problem.  To draw the BMS topology for this battery pack for given problem. To build a 3S2P battery pack configuration with generic battery…

Aim: To create a detailed MATLAB model of an electric rickshaw (three wheel passenger vehicle). Objective: To model the vehicle as rear wheels are driven by PM brushed type motor. To assume efficiency points of motor controller and motor. To make an excel sheet of all input and assumed data. Introduction: Small 3-wheeled…

Objective: To make a most simple and low run-time vehicle model using PI controller, brake and accelerator commands avoidng readymade driver block for speed control. To examine performance parameters like SOC, current and speed. To simulate the model to find the distance travelled for given drive cycle and time. To observe…

Aim: Create a MATLAB model of electric car which uses a battery and a DC motor. Choose suitable blocks from Powertrain block set. Objectives: To make a most simple and low run-time vehicle model using individual component blocks. To examine performance parameters like SOC, current and speed. To simulate the model to find…

Aim: Create a MATLAB model of electric car which uses a battery and a DC motor. Choose suitable blocks from Powertrain block set. Objectives: To make a most simple and low run-time vehicle model using individual component blocks. To examine performance parameters like SOC, current and speed. To simulate the model to find…

List out the total weight of various types of aircrafts.  Aircraft Empty Weight Max Fuel Weight Max Cargo Weight Max Gross Takeoff Weight Antanov AN-225 628,000 lbs 661,400 lbs 417,000 lbs 1,411,000 lbs   285,000 kg 300,000 kg 190,000 kg 640,000 kg Airbus A380-800 611,000 lbs 560,000 lbs 185,000…

1. For a defined driving cycle, calculate the energy required for braking.      Deceleration is decrease in speed with respect to time. Since deceleration is similar to acceleration, the braking power calculation is also same as of acceleration power. If m= Mass of the vehicle in kg   Vi= Initial velocity…

1 (a). Speed control of a DC motor using BJT H-bridge: In the above model, the DC Motor is controlled using four quadrant chopper. When utilised in power switching applications, BJT functions as an IGBT. Between the collector and the emitter, a forward voltage develops when it is conducting.  Hence, the BJT device…

1.  DC-DC Converter DC-DC converter is an electronic circuit that converts DC voltage from one voltage level to another. It can be step up or step down of voltage. This type of converter is also known as chopper. The electric components inside the vehicle vary in their voltage requirements, with most running on much lower…

1. Mapped model:   It consists of data that is prebuilt in the lookup table which deals with mapped data or mapped model. Simulation is non-complex and time taken for simulation is also less. Dynamic model: It takes the real-time data by calculating every component like the movement of vehicle, drag, speed, velocity,…

Steps to be followed to use ADVISOR Tool in MATLAB: Load ADVISOR tool to matlab command window and the run the advisor.m file Select Metric system. 1.  Select EV_defaults_in file. Enter cargo mass =500kg. Keep other parameters unchanged. Select Continue. Select CYC_FTP drive cycle. Enter no. of drive cycle=1…

Aim: Speed control of DC motor Solution: DC Motor Design parameters- Jm=0.01; %moment of inertia of motor in kg-m^2 Bm=0.1;  %motor viscous friction constant in N-ms Km=0.01; %back emf constant in V/rad/s Kt=0.01; %motor torque constant in NmA Ra=1.0; %armature resistance in ohm La=0.5; %armature inductance in henry…

Aim: Data Handling and Interpolation Objective: Read the excel file. Interpolation of the given data. Generate relative plot. Write to the output text file. Solution: Program: data1=xlsread('VI.xlsx');%to read excel file V=data1(:,1);%to read voltage values from 1st column of excel file I=data1(:,2);%to read current values…