Week-11 Challenge: Braking

Objective -  To create a MATLAB model of electric car which uses lithium ion battery and suitable motor.  Model -  Model Subsystem - Speed Control Subsystem - H-Bridge Subsystem - Vehicle Subsystem - SOC Estimate Subsystem - Distance Covered Subsystem - Output Model Parameters -  Drive Cycle - PI Controller Acceleration…

Objective - To write a test plan to test features of a new mobile phone (Blackbox test) that needs to be implemented based on the following requirements: US-1:As a Product owner,when long pressed the power button of the phone shall switch on with a company logo at the center of the screen. US- 2: As a Customer,when the…

Objective -  To implement code for “Measuring distance of an object using ultrasonic distance sensor (28015 Ping) and also smoothen the sensor data using moving average filter”. Model -  Code -  #include <LiquidCrystal.h> // Define LCD module Pins(RS,EN,D4,D5,D6,D7) LiquidCrystal lcd(12,…

Objective -  To implement the Code for “Interfacing a 16*2 LCD with two Arduino’s (one for Master and one for Slave) using Inter-Integrated Circuit (I2C) communication protocol” by sending the message to LCD using I2C communication protocol and display the message on LCD screen. Model -  Code…

Overview -  To implement the controlling retraction and extension of Airplane's Landing Gear using Finite State Machine. Goals -  To control the direction of valve To control the retraction and extension of Airplane's Landing Gear To check the transition is possible or not before gear transition Key Highlights -  Controlling…

Overview -  In this project,  we created user defined data type interfaces for mathematical Set Theory are implemented using C programming language we use two Linked List to perform Set operation. List data is taken from the user and in the output set operations are performed Union and Intersection operation…

Objective -  To develop one specific requirement of Highway Assistant – Lane Changing Assistant algorithm. This model must be developed in MATLAB Simulink as per MBD guidelines. Simulink Data Dictionary must be created for the model & must be linked to the model. All the input & output signals must be…

Objective -  To develop one specific requirement of Traffic Jam Assistant algorithm which would predominantly feature in the IPC algorithm while following the given process The model should be developed in MATLAB Simulink as per MBD guidelines. To create Simulink Data Dictionary for the model & link it to the…

  Objective -  To develop Adaptive Cruise Control feature as per the Requirement Document following MAB Guidelines using MATLAB Simulink. To generate the C code for the model developed. Development of the Model -  1. Creation of Data Dictionary File -  In the Modelling tab, select Link to Data Dictionary.…

  Objective -  To develop a MBD compliant Simulink model for the Vehicle Direction Determination following the instructions as per Requirement Document. To create a Data Dictionary File for the model. To Tag the requirements in Requirement Document. To generate C code for the developed model. To perform Model…

  Obective -  To simulate the thermal effects and compare life cycle performance at various temperatures, charge and discharge rate for a 10 cell Lithium ion battery model using MATLAB. Model -  Blocks Used -  Signal Builder - The Signal Builder block allows you to create interchangeable groups…

  Objective -  To prepare a detailed battery pack mechanical design for the batteer pack energy of 18 kWh of the cell ANR26650M1-B. Theory -  EV Battery Pack Design -  For designing a battery pack, a cell is connected in combination of series and parallel connections known as modules. These modules…

  Objective -  For the model - Battery Systems To simulate the three test cases from harness dashboard and compare the results. What is coulomb counting? To explain how BMS implements coulomb counting for SOC estimation in above model. Model of Harness Dashboard -  Blocks Used -  Rotary Switch…

  Objective -  To 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. To compare the differences between each type of Li+ion batteries based on their characteristics Theory -  Lithium Ion Battery…

  Objective -  To create a MATLAB model of electric car which uses a battery and a DC motor. Model -    Blocks Used -  The blocks used are  Drive Cycle Source - The Drive Cycle Source block generates a standard or user-specified longitudinal drive cycle.The block output is the specified…

  Objective -  To list out the total weight of various types of aircrafts. Theory -  When looking at different aircraft's specifications, there are several different weights of the aircraft mentioned. A brief description about these is below: Manufacturer's empty weight (MEW) -   Also called…

  Objective -  To calculate the energy required for braking for a defined driving cycle. Theory - Drive Cycle -  A drive cycle is typically represented by a series of data points which plots vehicle speed against time. Here we have the data in the form of excel sheet. This excel sheet link is - Google…

  Objective -  To explain a MATLAB demo model named ‘Speed control of a DC motor using BJT H-bridge’. To comment on the armature current shoot-up from the scope results. To compare the ‘The Four-Quadrant Chopper DC Drive (DC7) block’ with the H-bridge model. Theory -  Speed Control…

  Objective -  To determine whether the vehicle can travel for 45 km with FTP drive cycle, if the cargo mass is 500 kg keeping all other conditions default for the EV_defaults_in file. Also conclude the observations. Theory -  ADVISOR TOOL -  ADVISOR, NREL's Advanced Vehicle Simulator, is a set of model,…

  Objective -  To discuss types of power convertor circuits employed in electric and hybrid electric vehicle. Theory -  Power Convertors -  A power convertor is an electrical circuit that changes the electric energy from one form into the desired form optimized for the specific load. A convertor…

  Objective -  To compare the difference between mapped and dynamic model of engine, motor and generator. Theory -  Difference between Mapped and Dynamic Models -  Mapped Models Dynamic Models Model uses a set of steady-state lookup tables to characterize engine performance. The tables…

Objective -  To make a Simulink model of Doorbell using solenoid block with the following details: In the above arrangement, 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 is closed…

Objective -  To 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 by Washing time of 100s.…

Objective -  To analyze BAJA All Terrain Vehicle (ATV) different models with Continuous Variable Transmission (CVT) using Simulink. Models -  BAJA ATV model without Dashboard. BAJA ATV model with Dashboard. BAJA ATV model with CVT Ratio as RPM. BAJA ATV model - Data Extraction. BAJA ATV model with Mapped Lookup…