Week 3 - Solving second order ODEs

Aim of Project: Creating a MATLAB model of an electric rickshaw (three-wheel vehicle) with three driving cycles and variation temperature and driver rickshaw for 100Km constant speed driving at 45kmph. THEORY: Electric rickshaws (also known as electric tuk-tuks or e-rickshaws or toto or e-tricycles) have…

Aim: Modelling and analysis of IC Engine Valvetrain for detecting the valve displacement and contact forces between contacts. Objectives: Obtain valve lift for given CAM lift of 3.5 mm & 6 mm at the same speed (1500 RPM) Obtain Plots between contact force of Cam & Push rod, Push rod…

Aim: Modelling and assembly of Piston Assembly as well as Calculating Linear displacement of the Piston Head in all three cases of gudgeon offset with help of motion analysis and compare results. Introduction: Piston assembly consists of a piston, crank, connecting rod and piston pin known as a gudgeon pin. Functions…

Aim: Modelling Planetary Gear mechanism and calculating angular velocity with fixing by fixing the sun gear, ring gear and Carrier separately with help of motion analysis Introduction: A planetary gear set (also known as an epicyclic gear train ) consists of two gears mounted so that the centre…

2D CAD drawings of the geneva driving wheel of the internal Geneva mechanism.  3D model of the geneva driving wheel of the internal Geneva mechanism. 2D CAD drawings of the geneva driven wheel of the internal Geneva mechanism.  3D model of the geneva driven wheel of the internal Geneva mechanism. Assemble of…

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. Aim: To simulate the thermal effects and compare life cycle performance at various temperatures, charge & discharge rates of 10 series cells…

Design of Battery Pack capacity: 18kwh Cell model: ANR26650M1-B  what is a cell?  A cell refers to a single anode and cathode separated by electrolyte used to produce a voltage and current. A battery can be made up of one or more cells. A single AA battery, for example, is one cell. what is Battery? Batteries…

Tasks Prepare a table that includes materials & chemical reactions occurring at the anode and cathode of LCO, LMO, NCA, NMC, LFP and LTO type of Li-ion cells. Give your detailed explanation on it Compare the differences between each type of Li-ion batteries based on their characteristics. Task 1 Chemical reactions…

Tasks 1)Calculate all 4 business moments using pen and paper for the below data set? 2)What is the significance of expected value when simple mean (Sum of all observations/number of observations) is already in place 3)Having skewness in the curve considered to be bad in the analysis? 4)Evaluate the probabilities for continuous…

Tasks 1.Simulate the 3 test cases from the harness dashboard of the BMS project model 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 SOC estimation?    Task 1 Simulate the 3 test cases from the harness dashboard…

Tasks Why there is a difference in the formula of variance for population and sample Difference between stratified and clustered sampling How many different samples can be created out of a population of size n What is the probability of drawing 2 jacks from a pack of card What is the probability that both the numbers on…

  Objective : To write a program that motion of a simple pendulum with damping Governing equation   This ODE represents the equation of motion of a simple pendulum with damping In the above equation, g = gravity in m/s2, L = length of the pendulum in m, m = mass of the ball in kg, b = damping coefficient.…

Aim:  To create a curve fitting for the given dataset and to find the best fit and perfect fit for that particular dataset using Python and Sublime text 3. Objective To plot the linear and cubic fit curves along with the raw data points. To measure the fitness characteristics of the generated curves. Theory: …

AIM: To write a script that does data analysis on python. OBJECTIVE : Compatibility Check with code should exist gracefully if a non-compatible file is provided as an input. Visualising the data, to plot a graph between any two quantities according to the user's input. To calculate basic engine performance calculations.…

  AIM: To generate a  PV diagram of an Air Standard Cycle (Otto Cycle), and also to calculate the thermal efficiency of the engine through a python code.   Process in the otto cycle The thermodynamic analysis of the actual four-stroke or two-stroke cycles described is not a simple task. However, the analysis…

Tasks Search and list out the total weight of various types of aircraft.  Is there any difference between ground speed and airspeed?  Why is it not recommended to use aircraft engine power to move it on the ground at the Airport? How an aircraft is pushed to the runway when it's ready to take off?  …

Tasks For a defined driving cycle, calculate the energy required for braking. Why electric motor can’t develop braking torque at a high speed similar to starting? How electric and mechanical brakes are coordinated?  Make a MATLAB program that plots the contour of given motor speed, torque and efficiency values.…

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

Task 1 Which types of power converter circuits are employed in an electric and hybrid electric vehicle?      A Power device consists of power converters and controllers. The power electronic converter handles the flow of bulk power from the source to the motor input terminals and to various auxiliaries…

Questions  What is the difference between the mapped and dynamic model of engine, motor and generator? How can you change the 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…

  Tasks: 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. 3. To  Perform gradeability…

AIM: To perform system-level simulation of Model: BAJA All-terrain vehicle (ATV) that uses CVT and analyze and interpret the results. OBJECTIVE: To study open and closed-loop ATV models. To understand the use of lookup tables & Dashboard blocks that enhance the performance of a Simulink Model. MODEL ANALYSIS: Introduction…

AIM:    To Make a Simulink model for the “Automated Gear shift”  in MATLAB. Simscap: It enables you to rapidly create models of physical systems within the Simulink environment. With Simscape, you build physical component models based on physical connections that directly integrate…

Aim: To code a control logic for a “washing machine” in MATLAB Simscap: It enables you to rapidly create models of physical systems within the Simulink environment. With Simscape, you build physical component models based on physical connections that directly integrate with block diagrams and other…

AIM:    To Make a Simulink model for the “Automated Gear shift” in Matlab  Simscap: It enables you to rapidly create models of physical systems within the Simulink environment. With Simscape, you build physical component models based on physical connections that directly integrate…

Aim: To sense the temperature of a heater, and turn on if temperature > 25ºC. Simulink :          Simulink is a MATLAB based graphical program for modelling. Simulink blocks in MATLAB provide the interface for the function callers where we can call a function to get the result and plots…

Aim: To sense the force at another end of see-saw for given variable inputs. Objective: To show other results with variables inputs given from one ends. Simulink :          Simulink is a MATLAB based graphical program for modelling. Simulink blocks in MATLAB provide the interface for the function…

Aim:  To create a Simulink model of Doorbell using solenoid block. Simulink :          Simulink is a MATLAB based graphical program for modeling. Simulink blocks in MATLAB provide the interface for the function callers where we can call a function to get the result and plots for…

AIM:-  To parse the NASA thermodynamic data file and then to evaluate thermodynamic properties such as Cp, H, and S of various gas species through MATLAB  OBJECTIVE:- Writing a function that extracts the 14 co-efficient and calculation of the enthalpy, entropy, and specific heats for all the species in the data…

 AIM : To solve the second-order differential equation using MATLAB which mathematical of the motion of the pendulum and to create an animation for that equation.     OBJECTIVE : To write a program that solves the following second-order differential equation. This second-order differential equation represents…

AIM: To create a Rankine Cycle Simulator using MATLAB. OBJECTIVE: To calculate the state points of the Rankine Cycle based on user inputs.  To calculate the  Network output and Back work ratio. To plot the corresponding T-s and h-s plots for the given set of inputs. THEORY : The Rankine cycle is the fundamental operating…

  AIM: To calculate the global maxima of a stalagmite function in MATLAB OBJECTIVE: To write a code in MATLAB to optimize the stalagmite function and find the global maxima of the function. To plot graphs for 3 different studies and for F maximum vs no. of iterations. THEORY: Genetic Algorithm…

Aim : To plot a function y(x) = (x-1) * (x-3)^2 * (x-9)^2 using basic Simulink blocks. SIMULINK:          Simulink is a MATLAB based graphical program for modelling. Simulink blocks in MATLAB provide the interface for the function callers where we can call a function to…