Week 7 State of charge estimation

Aim and task:  Using array of pointers or dynamically using double pointers dynamically allocate memory for every row. Menu should be listed for prompting the user input to enter the commodities and vendors. Find the best vendor from whom the purchases can be made based on the number of commodities and respective…

PROJECT ADAPTIVE CRUISE CONTROL   AIM: To develop Simulink model for Adaptive cruise control logic, create and define data in Simulink data dictionary, perform model advisor check and generate c-code using simulink platform.   Brief Overview of ACC (Adaptive cruise control): Adaptive cruise control (ACC)…

Highway Assistant-Lane Changing Assistant   About the feature: The Highway Assistant supports the driver and takes over the longitudinal and lateral guidance of the vehicle in monotonous driving situations on highways. The partially automated function can automatically start, accelerate, brake as well as steer the…

Traffic Jam Assistant Feature     About Tarffic jam assist feature Traffic Jam Assist can assist you to in driving in highway traffic jams up to 60 km/h while the host vehicle automatically follows the vehicle ahead. The latest forward-looking radar and camera technology helps sense traffic and the road ahead.…

MINI PROJECT - VEHICLE DIRECTION DETERMINATION     About Vehicle direction determination  Identifying the direction of the vehicle is one of the important & diverse features in Autonomous driving & Advanced Driver Assistance Features. This particular sub-feature of identifying the direction of vehicle…

AIM/OBJECTIVE:  Energy management strategy model with battery, UC and fuel cell for the positive power and distributing the power demand among these components. Simulation and o/p of the model as power request from UC, fuel cell and battery.   About Energy management strategy (EMS): The vehicle industry…

AIM:  Build the ULTRACAPACITOR model in MATLAB Simulink. Load the UC parameter file. The model output should give, current, SOC and Voltage as output   About ULTRACAPACITOR: An ultracapacitor, also known as a supercapacitor, or electrochemical capacitor, is a device for storing electrical energy which…

AIM/OBJECTIVE: Vehicle modelling Vehicle dynamics Force and output velocity   VEHICLE MODEL IN MATLAB SIMULINK: Vehicle model here is nothing but the equations of forces which comes under vehicle dynamics i.e when vehicle moves from its rest position. For motorized vehicles, such as automobiles, aircraft, and watercraft,…

PROJECT 1: Create a stateflow or Simulink model for the following flowchart. The input to the model would be the power demand. The output should be: Fuel cell power Battery power FC Operating state (running, standby) Create plot of these outputs against time.   Why Fuel cell needs battery to meet some of the load…

Aim/Objective:  Aggressive driver and the Power/energy source choice. Cell voltage Vs. Energy density of various ESS. Cell voltage Vs. Power density of various ESS. Negative electrode in battery.   Question 1: Consider a scenario where an aggressive driver is accelerating very rapidly and braking harshly in a…

AIM: Nernst equation for fuel cell and parameters affecting the reaction in a fuel cell. Location of 3 power points/regions in polarization curve of fuel cell. Best operating point/region.     NERNST EQUATION FOR FUEL CELL AND PARAMETERS AFFECTING THE REACTION IN A FUEL CELL. In electrochemistry, the Nernst equation…

AIM: Comparing different types of fuel cells and their purpose/applications. Energy density Vs power density plot of various energy storage systems like lithium ion, lead acid, Nickel Cadmium, Ultracapacitor, fuel cell.     COMPARING DIFFERENT TYPES OF FUEL CELLS AND THEIR PURPOSE/APPLICATIONS.   Fuel…

AIM: To know first models of fuel cell vehicles developed in Asia, Europe and North America, there specifications and comparison. Trend of cost in USD per kW of fuel cell production in the past and the prediction of the cost in the future, probable reasons for the improvement.   In north america the country which…

PROJECT 2 THERMAL MODELLING OF BATTERY PACK   In this project we will connect 10 Li-ion cells in series using MATLAB tools and then simulate the thermal effects and compare life cycle performance at various temperatures, charge & discharge rates. Battery capacity (how many amp-hours it can hold) is reduced as…

PROJECT 1: "MECHANICAL DESIGN OF BATTERY PACK"   A battery pack is a set of any number of (preferably) identical batteries or individual battery cells. They may be configured in a series, parallel or a mixture of both to deliver the desired voltage, capacity, or power density.  To make the battery pack durable…

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

UNDERSTANDING DIFFERENT TYPES OF Li-ion BATTERY CHEMISTRY A lithium-ion (Li-ion) battery is an advanced battery technology that uses lithium ions as a key component of its electrochemistry. During a discharge cycle, lithium atoms in the anode are ionized and separated from their electrons. The lithium ions move from the…

FINAL PROJECT: DESIGN OF AN ELECTRIC VEHICLE USING MATLAB SIMULINK     ABOUT ELETRIC VEHICLES:  An electric vehicle (EV) is a vehicle that uses one or more electric motors or traction motors for propulsion. An electric vehicle may be powered through a collector system by electricity from off-vehicle sources,…

PROJECT: POWERTRAIN FOR AIRCRAFT IN RUNWAYS   We all have seen aircraft in runways but did you observe how an airplane moves from one place to another when its in ground. Powertrain or movement of aircrafts completely changes when its in ground. We will look into this area of aviation industry which involves movement…

`Fa = ma = - 832.8 N`AIM: 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…

AIM: Run MATLAB demo ‘Speed control of a DC motor using BJT H-bridge’. Modify the model such that armature current doesn’t shoot up when motor changes direction from forward to reverse.  Refer to help section of ‘The Four-Quadrant Chopper DC Drive (DC7) block’. Compare it with H-bridge…

AIM:  1.  Which types of power converter circuits are employed in electric and hybrid electric vehicle?    2.  An Electric Vehicle's powertrain with 72V battery pack in shown in the diagram below. The duty ratio for acceleration operation is 'd1' and for the braking operation the duty…

AIM: 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 ReferenceApplication with WOT drive cycle. Change the grade and wind velocity…

AIM: Use ADVISOR tool and simulate the following  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 battery capacity and repeat the simulation. 3. Perform gradeability…

CHALLENGE/AIM: Carry out a system-level simulation of an all-terrain vehicle.  OBJECTIVE: Prepare a technical report explaining the model properties & comments on the results   HISTORY OF/ABOUT BAJA ATV (All terrain vehicle): ATV or All Terrain Vehicles are a vehicle that travels on low-pressure…

CHALLENGES: CHALLENGE 1: Implement control logic of a “washing machine” using Stateflow as per given sequence:    If the power supply is available, the system gets activated  If the Water supply is not available, stop the process & indicate through LED Soaking time should be 200s followed…

CHALLENGES:    CHALLENGE 1. Make a Simulink model of Doorbell using solenoid block with the following detail:  when the switch is closed the electromagnet receives electrical power from the battery and pulls the metal arm to hit the bell producing sound. Create a situation where the switch…