Week - 4

AIM Question 1: Consider a scenario where an aggressive driver is accelerating very rapidly and braking harshly in a city driving. Is battery a better choice to supply power than UC in this scenario? True False Why?   Question 2: Consider the following components. 1) Lead acid battery 2) Nickel cadmium battery 3)…

AIM Question 1:Compare four different types of fuel cells and state their applications.  Question 2:Using a plot with energy density and power density on the X and Y axis, arrange various battery types like lithium ion, lead acid, Nickel Cadmium, Ultracapacitor, fuel cell OBJECTIVE 1) Compare four different types…

 AIM Obtain the transfer function of a mass spring damper system and use it in the model. Add a PID controller to adjust the force on mass so that its position follows a reference signal. Take m = 3.6; %kg k = 400; %N/m c = 100; %Ns/m The reference signal is shown in the following figure.   <button id="mceu_21-open"…

OBJECTIVES 1. Design a battery pack for a car roughly 150 Kw with 120 V. Use 3500 mAh 3.6V nominal NMC chemistry cell.        a. Design the battery pack configuration.         b. Draw the BMS topology for this battery pack. 2. Build a 3S2P battery pack configuration with generic…

OBJECTIVE 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…

OBJECTIVES 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…

OBJECTIVES Design a battery pack for a car roughly 150 Kw with 120 V. Use 3500 mAh 3.6V nominal NMC chemistry cell. Design the battery pack configuration.  Draw the BMS topology for this battery pack. ANSWERS Design a battery pack for a car roughly 150 Kw with 120 V. Use 3500 mAh 3.6V nominal NMC chemistry cell. Design…

OBJECTIVES Create a MATLAB model of electric car which uses lithium-ion battery and suitable motor. Choose suitable blocks from Simscape or Powertrain block set. Implement the vehicle speed control using PI controller and generate brake and accelerator commands. Avoid using readymade driver block for speed control. Prepare…

OBJECTIVES 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 cycles show…

Create a MATLAB model of electric car which uses a battery and a DC motor. Choose suitable blocks from Powertrain block set. Prepare a report about your model including following: OBJECTIVES:   To design an Electric Vehicle in Simulink which uses battery and a DC motor. To prepare a report about the model including the…

OBJECTIVES Part A: 1. Search and list out the total weight of various types of aircrafts.  2. Is there any difference between ground speed and air speed? 3. Why is it not recommended to use aircraft engine power to move it on the ground at Airport?  4. How an aircraft is pushed to runway when its ready to take…

OBJECTIVES What is the difference between mapped and dynamic model of engine, motor and generator? How can you change model type?  How does the model calculate miles per gallon? Which factors are considered to model fuel flow?  Run the HEV Reference Application with WOT drive cycle. Change the grade and wind velocity in…

OBJECTIVES 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?…

AIM: 1. A.  Explain a MATLAB demo model named ‘Speed control of a DC motor using BJT H-bridge’.     B. Comment on the armature 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…

Aim: To get to know the types of converters used in HEV and EV vehicles. To find the speed using torque-speed relation.  To get to know about induction and DC brushless motors.  Objectives:  To get information on converters for HEV and EV vehicles.  Find the speed using torque-speed expression. - Try…

Aim: To use the ADVISOR tool for simulation. Objective: 1. Using EV _defaults in file, if cargo mass is 500 kg with all other default conditions, To find whether the vehicle can travel for 45 km with FTP drive cycle? and To Conclude observations. 2. In the above case, try changing the battery capacity and repeat the simulation.…

AIM: To perform a system level simulation of model-BAJA ALL Terrain vehicle (ATV) that uses CVT and Analyze that uses CVT and Analyze and interpret the results.   OBJECTIVE: 1. Study the Baja ATV model without dashboard. 2. Study the Baja ATV model with dashboard. 3. Study the Baja ATV model using lookup table without…

TASKS: 1) To implement the control logic of a" washing Machine" using stateflow in Simulink. 2) To make a Simulink chart for the "Gear Shift" Logic.  TASK -1: AIM: To implement the control logic of a "washing Machine" using stateflow in Simulink. OBJECTIVE: I. To implement the control logic of a washing machine…

 OBJECTIVES: 1. To Make a Simulink model of a doorbell using solenoid block. 2.create a Simulink model of thermistor to sense the temperature of a heater& turn on or turn off the fan. AIM: To Make a Simulink model of a doorbell using solenoid block.                  …