Braking In EV's & HEV's || Regenerative Braking Stratregy || MS- Excel

Suspension System Of a Car:          Diag.-1: Mass-Spring-Damper                Diag.-2: Free Body Diagram Here,  m2 =  14th">14th14th Mass of the car, Sprung Mass m1 = Mass of the Wheel ,Unsprung Mass K2,C = Suspension, Stiffness…

BRAKING: The term Braking comes from the term Brake. We know that brake is an equipment to reduce the speed of any moving or rotating equipment, like Vehicles, Locomotives. The process of applying brakes can be termed as Braking. We can classify the term braking in two parts :- Mechanical Braking Electrical Braking  …

OBJECTIVE: To Compare life cycle performance at various temperatures, Charge & Discharge rates of a 10 cell series lithium ion battery model.   THEORY: BATTERY: A container consisting of one or more cells, in which chemical energy is converted into electricity and used as a source of power. AMBIENT TEMPERATURE: Ambient…

OBJECTIVE: To prepare a detailed report on Battery pack, along with the enclosures. ASSUMPTIONS: Battery pack Capacity : 18 KWh  Cell Used : ANR26650M1-B  CALCULATIONS: As, Our objective is to prepare a battery pack of 18kwh capacity.  Taking that into consideration, We know that,  Energy…

1.                                                                Fig.1. BJT H-Bridge The Bipolar Junction Transistor (BJT) when used for power switching applications,…

A Simulink Model for an Electric vehicle using Fuel Cells: In MATLAB Command window type "power_fuel_cell" keyword to open, the simulink model of fuel cell powered Vehicle.                                          …

1. Considering, EV_default_in file  Cargo mass = 500kg Drive Cycle = FTP   As in one cycle our vehicle is attaining 17.77 km. So, to check the range of 45 Km. Taking,  The Number of Drive Cycle of FTP as 3   We get, Conclusion: - We can see that we can't run the vehicle, upto a distance of 45 km in…

1. The Total weights of an Aircraft are listed below: Type MTOW [kg] MLW [tons] Antonov An-225 640,000 591.7 Scaled Composites Model 351 Stratolaunch 589,670   Airbus A380-800 575,000 394 Boeing 747-8F 447,700 346.091 Boeing 747-8 443,613 306.175 Boeing 747-400ER 412,770 295.742  Antonov An-124-100M 405,060 330…

1. Electric and Hybrid Electric Vehicle generally uses DC Choppers. DC choppers are classified into three basic types based on input and output voltage levels and are as follows:- Step-down Chopper or Buck converter Step-up Chopper or Boost converter Buck/Boost converter Fig.1 Construction of Buck Converter Fig. 2 Construction…

1. Where,  T = Torque of the motor (N-m) V = Total Voltage (v) k = Motor Constant (volt*Sec./rad.) R = Resistance (ohms) w = Omega (rad./sec.) MATLAB Script : clear all close all clc v = input('Enter voltage value(volts)= ');%volts r = input('Enter resistance value (ohms)=');% ohms k = input('Enter the value of Motor…

OBJECTIVE:- To Create connector and Attach the various parts of the given model  1. Right_Rail_2 & Front_truss_1:- Seam-Quad 2. Left_Rail_2 & Front_truss_1:- Quad elements 3. Front_truss_2, Front_truss_1 & Right_Rail_1:- Spot weld with 3 Layers and 5 mm…

OBJECTIVE:- Reading "NASA thermodynamic data" file and write a function that extracts the 14 coefficients and calculates the enthalpy, entropy and specific heats for all the species. Calculate the molecular weight of each species and display it in the command window. Plot the Cp, Enthalpy and Entropy for the local temperature…

OBJECTIVE:- To Mesh a Hood Component of a car using Altairs Hypermesh. And attain the quality Criteria QUALITY CRITERIAS :-   S.No.                Criteria  Value       1          Aspect Ratio        5  …

OBJECTIVE:-  To write a program that solves the Second Order ODE of a pendulum in motion, and create an animation related to it. THEORY:- A Second order differential equation is an equation involving the unknown function y, its derivatives y' and y'', and the variable x.According to the question the equation is, where,…

OBJECTIVE:- To create a 3D meshing of the component using hypermesh. And attain the required quality. QUALITY CRITERIA:- Elements sizes: Min- 2mm, Target- 5mm, Max- 7mm  Tet collapse: 0.10 to 0.15 PROCEDURE:- STEP-1: Delete the Solid component by using F2 as the shortcut key from keyboard, Select the solids and then…

OBJECTIVE:- To Find the global maxima in stalagmite function using solver 'Genetic Algorithm'. THEORY:- Genetic Algoritm :- The Genetic algorithm reflects the process of natural selection where the fittest individuals are selected for reproduction in order to produce offspring of the next generation. It has 5 Phases and…