Week 2 Challenge

 Transfer Function:  The transfer function defines the relation between the output and the input of a dynamic system,  written in complex form (s variable). For a dynamic system with an input u(t) and an output y(t), the  transfer function H(s) is…

 Aim: Study of Energy Management Strategy using Battery, Ultracapacitor and Fuel Cell    Objective:  The output of the model should be the power request from  1. UC  2. Fuel Cell   3. Battery    Introduction:  Fuel cell vehicles have been considered as the next generation…

Question:  Load the UC parameter file. Complete the Ultracapacitor model. Set simulation stop time to 598 sec. The model output should give, current, SOC and Voltage as output.    Aim: To Construct a Simulink model for an Ultracapacitor    Objective:  1. Load the UC Parameter file.  2.…

 Load the vehicle parameters. Complete the vehicle model by modelling the remaining equations. Set  simulation stop time to 598 sec.  The output should be the vehicle velocity.    Aim: Construct simulink model for vehicle body.    Objective:  1.Load the vehicle parameters.  2.…

Aim: To create a Simulink model for the given flowchart.    Objective:   1. The input to the model would be the power demand.  2. The output should be:  i. Fuel cell power  ii. Battery power  iii. FC Operating state (running, standby)  3. Create plot of these outputs against…

 Question 1:  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?  1. True  2. False    Answer:  False-      There is possibility…

 Question 1:  Compare four different types of fuel cells and state their applications.    Answer:  Fuel Cells:                                           Fuel Cell was invented in 1838 but was used commercially much later by NASA. Typically, they used it  in their satellites and other devices for their research to supply…

 Aim: Interpolation and Data handling.  Objective:   Perform the interpolation in the range of -17.3:0.1:0.9. Generate the interactive plot for the  interpolated data and store them in a text file.     Introduction:   Interpolation is a technique for adding new data…

 Aim: Thermal Modelling of Battery Pack    Objective:  For a 10 cell series lithium ion battery model, simulate the thermal effects and compare life cycle  performance at various temperatures, charge & discharge rates using MATLAB.    Introduction:  Lithium Ion Battery Pack:-  The lithium ion battery pack is a modern rechargeable…

   https://in.mathworks.com/matlabcentral/fileexchange/72865-design-and-test-lithium-ion-battery-management-algorithms  1.Simulate the 3 test cases from harness dashboard and write a detailed report on the results  2.What is coulomb counting? Refer to the above model and explain how BMS implements coulomb  counting for…

 Aim: Design a mechanical battery pack.    Objective:  Battery pack capacity: 18 kWh  Cell: ANR26650M1-B   Prepare a detailed battery pack drawing along with its enclosure. State your assumptions.    Introduction:  A123 Systems ANR26650M1-B 2500mAh 3.3V LiFePO4 nanophosphate…

 Aim: To Understand the Different Battery Chemistry.    Question:  1. 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 your detailed  explanation on it.  …

 Aim: Study of Li-ion Battery System Design using MATLAB/Simulink.    Objective:   1. To find the max heat generation of the battery.   2. Estimate the SOC of the battery at 2 *104second of the battery operation.    Theory:  A] Heat Generation:  Large battery packs…

 Aim:  To design a Battery pack for an electric Vehicle (Car).    Objective:   Battery Pack Capacity = 150 Kw  Rated voltage of a Battery = 120 V.  Cell Nominal capacity = 3500 mAh  Nominal Cell Voltage =  3.6V    Theory:  Electric Vehicle Battery Pack- Design, Components and Packaging:-  Lithium-ion batteries are highly…

 Aim:  To Create a MATLAB model of an electric car in which we uses which uses lithium ion battery and suitable  motor choosing a suitable blocks from the Powertrain block set and Implement the Vehicle Speed by  using PI Controller and generate the accelerator and brake commands.    Objectives:  …

Aim:  To Create a detailed MATLAB model of an Electric Rikshaw (3-wheel passenger vehicle).    Obejectives:  1. Rear wheels driven by brushed type motor.  2. Assume efficiency points of motor controller and motor.   3. Make an excel sheet of all input and assumed data.  4. Results:…

  PROJECT: DESIGN OF AN ELECTRIC VEHICLE        Theory:-  An electric vehicle is a vehicle that runs on electricity alone. Such a vehicle does not contain an Internal   Combustion Engine like the other conventional vehicles. Instead, it employs an electric motor to run the …

 PART A:  Aim 1:- Search and list out the total weight of various types of aircrafts.     Theory:   Aircraft- An aircraft is a vehicle or machine that is able to fly by gaining support   from the air. It counters the force of gravity by using either static lift or by using …

 Aim 1: To calculate the energy required for braking.     Objective: To create a drive cycle and to calculate the total braking   energy required.     Explaination:   Let us consider the following drive cycle,        Here,   Mass of the vehicle = 1000 kg.   a)  For the first 10 seconds,   Top speed after acceleration ,…

 Aim 1:  A]  Explain a MATLAB demo model named ‘Speed control of a DC motor using BJT H-bridge’.  Solution: Speed control of DC motor using BJT H-Bridge.   This model shows the simulation of an H-bridge used to generate a chopped voltage and to control   the…

 Aim 1:       Which types of power converter circuits are employed in electric and hybrid electric vehicles?  Solution:   Introduction to Power Electronic Converters:- Power electronic technology deals with processing and   controlling the flow of electrical energy in order…

 Aim: To study the Wide Open Throttle condition foe HEVs and EVs.     Objectives:   1. What is the difference between the mapped and dynamic model of engine, motor and  generator?  How can you change the model type?    2. How does the model calculate miles per gallon?  Which factors are considered to model   fuel flow? …

 Aim- To use the ADVISOR tool for simulation.    Objectives-  1.   For EV_defaults_in file, if cargo mass is 500 kg with all other default conditions, can the vehicle travel for 45 km with FTP drive cycle? Conclude your observations.   2.   In the above case, try changing the…

 AIM: To carry out a system - level simulation of an all - terrain vehicle using Simulink.    OBJECTIVES:   To prepare a technical report on a BAJA ATV explaining model properties for the following:  - Without using Lookup table   - Using Lookup table    THEORY: …

 AIM:  1. To implement a control logic of a "washing machine" using stateflow as per the given sequence:     a) If the power supply is available, the system gets activated.    b) If the supply is not available, stop the process & indicate through LED.    c) Soaking…

PART 1:   AIM: To make a simulink model of doorbell using solenoid block.    THEORY:  DOORBELL USING SOLENOID:     The solenoid is an electromagnet. On passing current through the conducting wires a magnetic field is generated  around it which attracts magnetic materials. This phenomenon…