CS1301 – Introduction to Computer Programming

Credit Hours: 2 + 1

Pre-requisite: None

Introduction:

CS1301 introduces the students to the realm of computing. The basic purpose of the course is to introduce the concepts of problem solving and program designing using a high-level programming language. Hence, the course primarily focuses on developing the concepts of program development with C being used as a tool for implementing these concepts. The lab portion also covers hardware interfacing using C to enable the students to apply their programming abilities to control electrical systems.

Contents:

1.       Introduction to Computers and Programming

History of Computing, Computer Hardware and Software, The Software Development Method

2.       Overview of C

Elements of C, Variables Declaration and Data Types, General Form of a C Program

3.       Top-Down Design with Functions

Building Programs from Existing Information, Library Functions, Top-down Design and Structure Charts, User-Defined Functions

4.       Control Structures

If, if else, and if else if, Nested if and multiple decisions, The switch statement, Loops, Nested Loops

5.       Pointers

Pointers and indirection, Functions with output parameters, Scope of Names, Debugging and Testing a Program System

6.       Arrays

Declaring and Referencing Arrays, Sequential Access of Arrays using For Loops, Array Elements as Function Arguments, Array Arguments, Searching and Sorting, Multi-dimensional Arrays.

7.       Strings

8.       Structures

Introduction, Structure Type Data as Input and Output Parameter, Functions with Structured Result Values, Problem Solving with Structures.

9.       Dynamic Data Structures

a.        Pointers and Dynamic Memory Allocation

b.       Linked Lists

10.    Recursion

11.    Hardware Interfacing (To be covered entirely in the lab portion)

Text Book: J R Hanly and E B Koffman, Problem Solving and Program Design in C, 7^th Edition

ME2201 – Engineering Drawing

Credit Hours: 1 + 1

Pre-requisite:

None

Introduction:

The aim of the Engineering Drawing course is to generate and enhance the ability of the student to communicate engineering information and design by graphical means using conventional and CAD tools. This will be achieved through the ability to visualize and understand the appropriate graphical methods for representing design concepts.

Contents:

1.       Introduction to Drafting

Types of Basic Engineering Graphics, Multi-view Drawings, Pictorial Drawings, Schematic Drawings

2.       Introduction to Conventional Drafting

Conventional Drafting Supplies, Conventional Drafting Equipment.

3.       Sketching Guidelines and Procedures

Line Conventions, Sketching Practices.

4.       Dimensioning Conventions

Systems of Dimensioning, Dimensioning Guidelines, Surface Finishing (Symbols and Types)

5.       Sectional Views

Cutting Plane, Section Lining, Section View Types

6.       Working Drawings

Detail Drawings, Assembly Drawings

7.       Pictorial Drawings

Isometric Drawing, Dimetric Drawings, Trimetric Drawings

Text Book and References:

1.       RS Rhodes & LB Cook , Basic Engineering Drawing.

2.       Paul Ross Wallach , Fundamentals of Drafting using AutoCAD LT.

3.       Engineering Design and Graphics with SolidWorks.

ME1102 – Workshop Technology

Credit Hours: 0 + 1

Pre-requisite:

None.

Introduction:

ME1102 is a lab-based course to familiarize the students with tools and equipment in a workshop and developing the ability of using the workshop equipment proficiently and safely.

Contents:

1.        Organization of engineering workshop

2.        Safety in workshop

General principles of working, safety regulations, Concepts in electrical safety, Earthing concepts, electric shocks and treatment.

3.        Electrician

Use of tools used by electricians, wiring regulations, types of cables and electric accessories, wiring diagrams.

4.        Engineering materials

Uses and properties.

5.        Bench work and fitting

Hand tools, instruments.

6.        Carpentry:

Hand tools and working principles. Joints and fastenings: bolt, rivet, welding, brazing, soldering. Measurement and marking: for uniformity, circulatory, concentricity, etc.

7.        Blacksmith

Hand tools and working principles.

8.        Joints and fastenings:

Bolt, rivet, welding, brazing, soldering, measurement and marking: for uniformity, circulatory, concentricity, etc.

9.        Standard metal cutting machine tools.

Text Book and References:

1.       Choudhury, Elements of Workshop Technology, Vol. 1

2.       Chapman, Workshop Technology, Part-I,II,III.

EE1401 – Linear Circuit Analysis

Credit Hours: 3 + 1

Pre-requisite:

None

Introduction:

First Avionic Engineering course introducing the basics of elements and analysis of linear circuits. The course covers basic circuit analysis techniques to analyze the steady state and transient response of linear circuits to DC excitation.

Contents:

1.       Fundamentals of Circuits

Electric quantities, basic electric components, voltage and current sources, Ohm’s law.

2.       Voltage and Current Laws

Kirchhoff’s laws, Single loop circuits, single node circuits, series and parallel combination of sources, resistors in series and parallel, voltage and current dividers.

3.       Basic Circuit Analysis Techniques

Nodal analysis, loop analysis, linearity and superposition, source transformation, circuit theorems, maximum power, dependent sources, circuit analysis with dependent sources.

4.       Capacitors and Inductors

Inductor, capacitor, inductance and capacitance combinations, duality.

5.       Basic RL and RC Circuits

The source-free RL circuit, the source-free RC circuit, the unit step-function, natural and forced response.

6.       The RLC Circuit

The source free RLC circuits, Step response of RLC circuits.

Text Book and References:

1.       W H Hayt, J E Kemmerly, Engineering Circuit Analysis, 8^th Edition

2.       C K Alexander, M N O Sadiku, Fundamentals of Electric circuits, 3^rd Edition

EE2302 – Electrical Network Analysis

Credit Hours: 3 + 0

Pre-requisite:

Linear Circuit Analysis

Introduction:

The course covers the transient and steady state response of linear circuits in response to AC excitation. This includes single-phase and three-phase power systems, magnetically coupled circuits, frequency response and the concepts of resonance and resonant circuits, analysis of circuits in ­s-domain and two-port networks.

Contents:

1.       Sinusoid Steady-State Analysis

Introduction, the complex forcing function, phasors, impedance and admittance, phasor diagrams.

2.       AC Circuit Power Analysis

Instantaneous power, average power, effective value of power, the power triangle.

3.       Polyphase Circuits

Introduction, YY, and delta-delta connections, Measurement of Three-Phase Power

4.       Magnetically Coupled Circuits

Mutual inductance, linear transformer, ideal transformer.

5.       Complex Frequency and the Laplace Transform[1]

Complex frequency, the damped sinusoid, Laplace transform, inverse Laplace transform, Laplace transform theorems.

6.       Circuit Analysis in s – domain

and , Circuit Analysis in s ­–domain, Poles, zeros and transfer functions, Convolution

7.       Frequency Response

Bode Plots, Series and Parallel Resonance, Filters

8.       Two-Port Networks

Text Book and References:

1.       W H Hayt, J E Kemmerly, Engineering Circuit Analysis, 8^th Edition

2.       C K Alexander, M N O Sadiku, Fundamentals of Electric circuits, 3^rd Edition

EE2425 – Electrical Machines

Credit Hours: 3 + 1

Pre-requisite:

Linear Circuit Analysis

Introduction:

EE2425 introduces the students to fundamentals of Electrical Machines. Being the only course in Electrical Machines offered to Avionic Engineering students it covers the breadth of AC as well as DC machines rather than covering the depths of DC and AC machines in two separate courses.

Contents:

1.       DC Machines

Principle and theory of operation of D.C. generator, constructional features of DC machines, characteristics of shunt, series and compound generators, Principle of operation of DC motor, Back EMF, torque equation, characteristics of shunt, series and compound motors, efficiency calculations.

2.       Transformers

Principle, constructional details of shell and core type transformer, EMF equation, No-load and on load operation, transformer tests, equivalent circuit.

3.       Induction motors

Construction and principle of operation, classification of induction motor, torque equation, torque slip characteristics, starting and speed control.

4.       Synchronous Motors

Construction and principle of operation – EMF equation–V curves – Synchronization

Text Book and References:

·         Stephen J. Chapman, Electric Machinery Fundamentals, 5^th Edition

ME2311 – Linear System Modeling

Credit Hours: 3 + 0

Pre-requisite:

Differential Equations and Transforms

Introduction:

EE2309 is a foundation course introducing the analysis of continuous-time LTI systems in time as well as in transform domain. Examples to include applications from both mechanical and electrical domain.

Contents:

1.       Introduction

Examples of physical systems and the importance of the course

2.       Continuous-Time Signals and Systems

Elementary signal operations, signal characteristics, elementary signals, continuous-time systems and their properties

3.       Analysis of Continuous-Time LTI systems in time-domain

Impulse response, sifting and convolution, properties of convolution, properties of continuous-time LTI systems; Differential equation models; Natural response, system response to complex exponential inputs, block diagrams.

4.       Fourier series

Introduction; Exponential form of Fourier series; Fourier series and frequency spectra; properties of Fourier series, system analysis

5.       Fourier transform

Introduction; Fourier transforms of elementary signals; Properties and applications of Fourier Transform; Energy and power density spectrum.

6.       The Laplace Transform and s-Domain Analysis

Review; Properties of Laplace transform; Response and characteristics of LTI systems. LTI systems.

Text Book and References:

·         C. L. Philips, J. H. Parr, Signals, Systems, and Transforms. 4^th Edition.

·         Simon Haykin, Signals and Systems, 2^nd Edition

EE2403 – Fundamentals of Electronics

Credit Hours: 3 + 1

Pre-requisite:

Linear Circuit Analysis

Introduction:

EE2403 is the first course in a three-course sequence of courses in Electronics introducing the fundamentals of electronic devices to the students.

Contents:

1.       Semiconductors

Brief introduction to semiconductor physics, Intrinsic and extrinsic semiconductors, Doping—P-type and N-type semiconductors.

2.       PN Junction Diode and applications

Behavior of PN junction without biasing, Biasing of PN junction Diode as a switch, Characteristic curves of diode, Half wave rectifier, Full wave rectifier—Center tapped and Bridged Clipper and clamper circuits, Zener diode as a voltage regulator, Linear power supplies, LEDs and Photodiodes

3.       Bipolar Transistors

Construction of BJTs (NPN, PNP), Working principle of NPN transistors, Introduction to transistor configurations (CB, CC, CE), Input and output static characteristic curves of Common Emitter (CE) configuration, Transistor approximations, DC biased CE circuits and load line, Transistor as a switch

4.       Field Effect Transistors

MOSFET’s construction and working principle, Regions of operation—Resistive, pinch-off and saturation, Qualitative I-V behavior, Quantitative analysis of MOSFET’s I-V characteristics, MOSFET biasing circuits—constant gate source and gate voltage divider configurations, MOSFET PSPICE models

Text Book and References:

·         A. S. Sedra, C. K. Smith, Microelectronic Circuits, 6^th Edition

·         Thomas L. Floyd, Electronic Fundamentals: circuits, devices, and applications. 8^th Edition

EE2404 – Electronic Circuit Design

Credit Hours: 3 + 1

Pre-requisite:

Fundamentals of Electronics

Introduction:

Second electronics course introducing the students to small signal analysis and frequency response of transistors, multistage amplifiers and power amplifiers.

Contents:

1.       BJT small signal analysis

Introduction to AC analysis, Introduction of two-port systems and parameters, Transistor models and determination of important parameters, Models of different transistor configurations of BJTs and their approximations, BJT’s PSPICE models, Effect of source and load impedance in a cascaded network of BJTs

2.       FET small signal analysis

Introduction to FET AC analysis, FET models and parameters, Models of different transistor configurations of Enhancement type MOSFETs and their approximations, MOSFET’s PSPICE models, Effect of source and load impedance in a cascaded network of MOSFETs

3.       Frequency response of Transistors (BJT and FET)

Introduction to frequency response, Logarithms and decibels, Introduction to frequency analysis—Bode plot, Low-frequency response of Transistors (BJTs & FETs), Miller Effect capacitance, High frequency response of Transistors (BJTs & FETs), Multistage frequency effects.

4.       Multi-stage amplifiers

Introduction to multistage amplifiers (cascading), Cascode connection, Darlington pair, Current source and mirror circuits—Wilson and Widlar sources, Current mirror circuits, Introduction to Differential pair of BJTs and MOSFET—detailed analysis of differential pair and its evolution to OPAMP should NOT be attempted here as it should be covered in a subsequent course. PSPICE models of compound configurations.

5.       Power amplifiers

Definition and amplifier types, Class A, B, C and D amplifiers their operations and circuits, Distortion and power considerations

Text Book and References:

·         A. S. Sedra, C. K. Smith, Microelectronic Circuits, 6^th Edition.

·         Thomas L. Floyd, Electronic Fundamentals: circuits, devices, and applications. 8^th Edition

EE3405 – Linear Integrated Circuits and Applications

Credit Hours:3 + 1

Pre-requisite:

Electronic Circuit Design

Introduction:

The course covers the basic concepts in the design of electronic circuits using linear integrated circuits and

their applications in the processing of analog signals.

Contents:

1.       Differential pair

DC and AC analysis of differential pair circuit; Brief overview of OPAMP internal circuitry; OPAMP performance and specification, i) DC offset parameters—input and output bias/offset voltage and currents, ii) Common mode and power supply rejection ratios, iii) AC parameters—gain-bandwidth, slew rate, maximum frequency etc.

2.       Operational Amplifiers

OPAMP basics and characteristics of an ideal amplifier; Concept and type of feedbacks; Feedback amplifier—phase and frequency considerations; Ideal OPAMP—inverting and non-inverting amplifier; Basic OPAMP circuits—summer, comparator, integrator, differentiator etc.

3.       Active filters

Fundamentals of filters—low, high, band pass and band stop filters; First order filters with passive and active components, Response and design of second order filters —Butterworth and Chebyshev filters; Quality factor and bandwidth considerations

4.       Timers

Introduction to 555 timer IC—astable, monostable operations, Voltage controlled oscillator, Overview and application of Phase locked loop

5.       Oscillators

Oscillator operation, Phase shift oscillator, Wien-bridge oscillator, Tuned oscillator circuit, Crystal and unijunction oscillator.

Digital to Analog and Analog to Digital conversions

Why digital to analog and analog to digital conversion; Types of DACs—R-2R, weighted R, C-2C ladders; Types of ADCs—single slope, dual slope, successive approximation register, flash-type; Applications of commercial DAC and ADC ICs, Performance parameters—resolution, conversion time, linearity error, differential linearity error, monoticity.

Text Book and References:

·         A. S. Sedra and C. K. Smith, Microelectronic Circuits, 6^th Edition.

·         Thomas L. Floyd, Electronic Fundamentals: circuits, devices, and applications. 8^th Edition

EE1407 – Digital Logic Fundamentals

Credit Hours: 3 + 1

Pre-requisite:

None.

Introduction:

Introductory course covering the fundamentals of digital systems including Boolean Algebra, Logic Gates, and basic combinational and sequential circuits.

Contents:

1.       Binary Systems.

Digital Systems. Binary Numbers. Number Base Conversions. Octal and Hexadecimal Numbers. Complements. Signed Binary Numbers. Binary Codes.

2.       Boolean Algebra and Logic Gates.

Basic Definitions. Basic Theorems and Properties of Boolean Algebra. Boolean Functions. Canonical and Standard Forms. Digital Logic Gates.

3.       Gate-Level Minimization.

The Map Method. Product of Sums Simplification. Don’t-Care Conditions. NAND and NOR Implementation.

4.       Combinational Logic.

Combinational Circuits. Analysis Procedure. Design Procedure. Binary Adder/Subtractor. Decimal Adder. Binary Multiplier. Magnitude Comparator. Decoders. Encoders. Multiplexers.

5.       Synchronous Sequential Logic.

Sequential Circuits. Latches. Flip-Flops. Analysis of Clocked Sequential Circuits. State Reduction and Assignment. Design Procedure.

6.       Registers and Counters.

Registers. Shift Registers. Ripple Counters. Synchronous Counters.

Text Book and References:

·         M. Morris Mano, Digital Logic and Computer design. 4^th edition

MS3306 – Probability Methods in Engineering

Credit Hours: 3 + 0

Pre-requisite:

Calculus

Introduction:

MS3306 introduces the basic concepts of probability and statistics along with their application in engineering.

Contents:

Introduction to statistical data, frequency distribution and graphical representation. Measures of central tendency and variation. Basic concepts of probability, simple combined and conditional probabilities, independent events, Baye’s theorem and application. Introduction to random variables; discrete and continuous random variables. Discrete and continuous probability distributions (binomial, Poisson, normal, uniform and exponential) distributions and density functions ; expected values, mean, variance, standard deviation. Sampling distributions, estimation of parameters, testing of hypothesis and goodness of fit. Scatter diagram, linear regression , coefficients of correlation and determination; inferences

Text Book and References:

·         Donald H. Sanders, Statistics: A first Course.

·         Sheldon M. Ross, Introduction to Probability and Statistics for Engineers and Scientists.

·         Alberto Leon-Garcia, Probability, Statistics and Random Processes for Avionic Engineering

EE3306 – Instrumentation and Measurement

Credit Hours: 2 + 1

Pre-requisite:

Linear Integrated Circuits and Applications

Introduction:

EE3306 is a one-semester course in electronic instrumentation and measurement. The course provides an overview of instrumentation principles, physical principles and electrical characteristics for several common instrument transducers. The course also covers electronic signal-conditioning circuits required to convert the electrical changes in the transducers to signal which can be interpreted accurately by a microprocessor.

Contents:

1.        The Instrumentation System

Application Domains, Importance of Engineering Design, Precision and Accuracy,Calibration,Dynamic range: Noise floor to saturation, decibels, The ’signal plan’ diagram for an amplifier systemSignal to noise ratio, Measurements that are affected by the instrument.

2.        The need for signal conditioning

Amplification, Noise control, Bandwidth limiting (to limit noise), Distortion (of wave shape), harmonic generation, Linearity and signal compression, A-D converter step size, Impedance buffering.

3.        Noise

Thermal noise, Noise voltage and current in op-amps, Noise calculation example, Noise measurement

4.        Operational Amplifier Imperfections

Offset voltage and drift, Bias current, Offset current, Power Supply Rejection Ratio, Common Mode Rejection Ratio, Reading the op-amp spec sheet, Design example

5.        Analog to Digital Converters

Sampling and digital conversion artifacts, R-2R Digital-Analog Converter, Successive approximation A/D converter, Dual slope A/D Converter, Grounding to an A/D converter.

6.        Grounding, Decoupling and Shielding

Magnetic and electrostatic coupling and shielding, Current-voltage transformations to improve noise immunity, Introduction of noise by the ground, the ’guard’ connection, differential inputs, floating source to reduce noise, the noise sniffer, oscilloscope measurements of a noise problem, local power supplies, Grounding management in a mixed analog and digital system.

7.        Other noise control techniques

Opto-coupling to separate ground systems, Transformer coupling, Digital buffering to improve noise isolation, Quiet-timing a measurement, Inductive vs capacitive filtering, The dangers of a switching power supply

8.        Signal Averaging Techniques

The basic idea, Analog averaging, Digital averaging.

Text Book and References:

EE3327 – Power Electronics

Credit Hours: 3 + 1

Pre-requisite: Electrial Machines, Electronic Circuit Design

Introduction: The course introduces the students to power electronics and its applications.

Contents:

1. Introduction

Applications of Power Electronics, Difference of Power electronics from Low-Power Analog Electronics, Switches, Power Diodes and SCRs.

2. Diode Rectifiers

Single-phase half wave with R-Load, Single-phase half wave with RL Load, Single Phase Full-Bridge Rectifier with DC link capacitive filter, Three-Phase Full Bridge Rectifier with DC Link Capacitive Filter.

3. AC to DC Controlled Converters

Single-Phase Fully controlled, Three-Phase Half Wave, Three Phase Fully Controlled, Limitation of Line Commuted Converters, Single Phase Unity Power Factor Converter, Bidirectional Power Converters.

4. DC to DC Power Converters

Limitation of Linear Power Supplies, Switched Power Power Supplies (Buck, Buck-Boost, Boost Cuk, Fly-Back and Forward Converters) and their transfer functions.

5. DC to AC Power Converters

Operating Principle of Inverters, Half Bridge, Full Bridge, Three-Phase Six-Step Operation, Voltage Control, PWM Techniques.

Text Book and References:

·         R W Erikson and D. Maksimovic, Fundamentals of Power Electronics, 2nd edition Springer, 2001

·         N Mohan, T M Undeland and W P Robbins, Power Electronics: Converters, Applications, and Design, 3^rd Edn., John Wiley, 2002

·         N Mohan, Power Electronics: A First Course, John Wiley 2011

EE3411 – Linear Control Systems

Credit Hours: 3 + 1

Pre-requisite:

Differential Equations and Transforms

Introduction:

Linear Control System consists of interactive curriculum using text, presentations and laboratory based on Matlab`s Control and Simulink toolbox.

Contents:

1.       Introduction

The control problem and basic feedback structure, Brief review of Laplace Transform

2.       System Modeling

State space approach, transfer function approach, analogous systems, system modeling using MATLAB

3.       Signal Flow Graphs

Signal flow graphs, Mason’s Gain Formula, Modeling of DC motors in control systems

4.       Characteristics of feedback control systems

5.       Stability

Concept of stability and Routh stability criterion

6.       Performance of Feedback Systems

First order systems, Second order systems, Addition of poles and zeros in feedback control systems, Steady state error and analytical approach of PID Design.

7.       Root Locus Design and Analysis

The concept of roots locus, Root locus design and analysis, Controller design basics using root locus, examples of PD and Lead controllers, examples of Lag and Lag-Lead controllers.

8.       Frequency Response

Frequency response approach and Bode plots, Polar and Log-Modulus plot, transient and stability using frequency response approach

9.       Controller Design

Phase-lead, phase-lag, and lead-lag controllers.

Text Book and References:

·         M Gopal, Control Systems Principles and Design, 2^nd edition

·         Katsuhiko Ogata, Modern Control Engineering, Prentice-Hall, 2001.

·         Norman S. Nise, Control Systems Engineering, 6th Ed,

EE3417 – Microcontroller-Based Systems

Credit Hours: 3 + 1

Pre-requisite: Digital Logic Fundamentals

Introduction:

The course introduces the students to hardware and software organization of a typical microcontroller; machine language programming, interfacing peripheral devices, and input-output programming for real-time computer applications.

Contents:

1.       General computer organization

2.       Microcontroller architecture and instruction set

3.       Assembly language programming

4.       Editing, Assembling, and Simulation of programs

5.       I/O interfacing and programming

6.       Microcomputer systems applications: data acquisition, etc.

Text Book and References:

EE4321 – Industrial Control and Automation

Credit Hours: 2 + 1

Pre-requisite:

Linear Control Systems

Introduction:

The course introduces the basic concepts of programmable logic controllers (PLC), its programming and automation based on PLCs.

Contents:

1. Instrumentation and Control

Sensors, Actuators, Control loop

2. Field Instruments

Temperature, Pressure, Humidity, Flow, Level

3. Programmable Logic Controllers (PLC)

PLC Programming, Ladder Diagram, STL, FBD, Logic Operations, Latches, Counters, Timers,

4. PLC Interfacing

Analog-to-Digital converter module, RS-232 and RS-485 communication standards

5. Industrial schematics

Electrical diagrams, Electrical wiring standards, Schematics and Symbols

6. Switch gears & Relays

MCB, MCCB, Contactors, Relays, Overload Relay, Overcurrent Relay, Phase sequence relays, Frequency monitors, Timing relays

Text Book and References:

·         Siemens Step 2000 Self Study Course, “Basics of PLCs”, available at www.sea.siemens.com

·         Jon Stenerson, “Fundamentals of Programmable Logic Controllers, Sensors, and Communications”, Third Edition, 2005, Prentice Hall.

EE4313 – Sensors and Actuators

Credit Hours: 3 + 1

Pre-requisite:

Introduction:
The course discusses a variety of sensors measuring various physical quantities; brief introductory material also introduces actuators

Contents:

1.Introduction

Introduction to various mechatronics systems; related controls and instrumentation; bridges, potentiometers; magnetic circuits

2.Analog Sensors

Various types of analog sensors; variable inductance, permanent magnet tachometer; eddy current sensors; capacitance sensors; piezo-sensors; strain gauges; accelerometer; torque; tactile sensors; optical sensors; ultrasonic sensors; thermofluid sensors.

3. Digital Sensors

Various types such as: Shaft encoders, incremental encoders, absolute encoders; digital tachometers; Hall effect sensors.

4. Motors

Use of various motors; stepper motor; AC induction motor; DC Synchronous motors

5. Actuators

Various type of Actuators; Pneumatic and hydraulic

6. Motor Speed Controls

7. Calibration

Text Book and References:

R H Bishop, Mechatronics Systems, Sensors and Actuators, CRC Press, 2007

EE4422 – Robotics

Credit Hours: 3 + 1

Pre-requisites: Theory of Machines

Introduction:

This course introduces basic concepts in robotics.

Contents:

1.        Fundamentals

Classification of robots; History of robotics; advantages and disadvantages of robots; Robot components; Degrees of freedom; Robot joints, coordinates and reference frames; programming modes; applications.

2.        Robot Kinematics: Position Analysis.

Robots as mechanisms; matrix representation; homogeneous transformation matrices; inverse of transformation matrices; forward and inverse kinematics of robots;  Denavit-Hartenberg representation; inverse kinematic solution, degeneracy and dexterity.

3.        Differential Motions and Velocities.

Differential relationships; Jacobian; differential motions of a frame; interpretation of the differential change; differential changes between frames. Differential motions of a r obot and its hand frame.

4.        Dynamic Analysis and Forces

Brief over view of Lagrangian mechanics; effective moments of inertia; dynamic equations for multiple-degree-of-freedom robots; static force analysis of robots; transformation of forces and moments between coordinate frames.

5.        Trajectory Planning

Path versus trajectory; joint space versus Cartesian space; basics of trajectory planning. Joint space trajectory planning, Cartesian space trajectories.

Text Book and References:

·         Saeed B. Niku, Introduction to Robotics, 2^nd Edn, John Wiley, 2010

·         H. Asada and J. Slotine, Robot Analysis and Control, John Wiley, 1986

ME4314 – Mechatronics System Design

Credit Hours: 3 + 0

Pre-requisites: Theory of Machines, Microcontroller based Systems

Introduction: This course focuses on the synergetic integration of the knowledge of mechanical engineering, electronics, and computer engineering to achieve a functional multi-axis position control system.

In this course, students practically develop a position control system like CNC XY-table, Robot, or AGV. Background knowledge required to design the system, numerical calculations and the development of a design document.

Contents:

1.       Course Project:

Design and develop a CNC XY-table, robot, or AGV in the lab and submit the design document in the given format.

1.           

2.       Optimum design process:

What steps design engineers follow to design a system? Requirements analysis. Meeting standards. International standards for industrial equipment, embedded systems, standards for safety critical systems like robots and AGVs etc.

3.       Review of:

a.       Mechanical Design Concept: Mathematical Model. General equation of motion for a mechatronic system. Estimating Motor torques based on inertia of the system and the desired maximum velocity and acceleration. Estimating frictional forces due to dry friction and misalignment. Designing for low friction and high-rigidity systems. Design of mechanical drive system. Ball screw design. Design of Linear Motion guides. Preparing workshop drawings of various mechanical components using CAD. Preparing part program files for CNC machining of components using G-Simple or any other CAD/CAM package. These drawings and CNC codes will later become part of the final design document.

b.      Electronics and Software Design Concepts:

Evolving schematic circuit diagrams for the electronic circuitry. H-bridge circuit design for servo motor control. Components selection. Development of computer hardware using modern microcontrollers or DSPs. Pulse encoder interface circuit. Implementation of PID control algorithm. Interfacing other sensors with the microcontroller. Path planning algorithm, trajectory generation. Front-end design. Data communication with other devices.

Text Book and References:

·         Devdas Shetty and Richard Kolk “Mechatronics System Design”, Brooks/Cole CENGAGE Learning, 2008. ISBN 81-315-0119-1

·         Saeed B. Niku “Introduction to Robotics Analysis, Systems, Applications”, Pearson Education Inc., NJ, USA, 2001. ISBN 978-81-203-2397-7.

ME1204 – Engineering Statics

Credit Hours: 2 + 0

Pre-requisite: None

Introduction:

Introductory course in engineering statics.

Contents:

1.       General Principles

Introduction to the basic quantities and idealizations of mechanics, Newton’s laws of motion and gravitation, SI system of units; force vector; Vector addition using parallelogram law, Cartesian vector form; magnitude and direction; Dot product.

2.       Equilibrium of a Particle

Particle equilibrium problems; two and three dimensions.

3.       Force System Resultant

Moment of a force; scalar and vector approach; Couple; Resultant of non-concurrent force systems, Resultant force for simple distributed loading; develop equations of equilibrium for a rigid body, Free-body diagram for a rigid body.

4.       Structural Analysis

Determine forces in the members of a truss, Analysis of forces acting on pin-connected members of frames and machines.

5.       Forces and Moments

Shear and bending moments in beams; forces and geometry of cables supporting a load.

6.       Friction

Dry friction; wedges, screws, belts, and bearings; rolling friction

7.       Center of Gravity and Centre

Center of gravity, center of mass, and centroid; Location of the center of gravity and centroid for a composite areas; Pappus and Guldinus theorems; pressure loading from a fluid

8.       Moments of Inertia

Moment of inertia for an area; mass moment of inertia; parallel and perpendicular axis theorems; radius of gyration.

Text Book and References:

1.       R.C. Hibbler; Engineering Mechanics – Statics; 13^th Ed. 2012

2.       J.L. Merium & L J Kraige; Statics; 6^th Edn

ME2205 – Engineering Dynamics

Introduction:

Introductory course in engineering dynamics.

Credit Hours: 2 + 0

Pre-requisite:

None

Contents:

1.        Measurements and Units

Measurement errors, precision and accuracy, S.I. units.

2.        Kinematics of a Particle

Rectilinear motion and its equations, distance-time and velocity-time graphs; General curvilinear motion, vector equations for displacement; Motion of a projectile.

3.        Dynamics of a Particle

Newton’s second law for general curvilinear motion, force analysis.

4.           Work and Energy Methods

Work done by different kinds of forces (gravity, spring force, friction etc.); Work-energy principle and its applications; Power and efficiency; Conservative forces and potential energy.

5.           Momentum Methods

Linear momentum for a particle and a system of particles; Impulse; conservation of linear momentum, angular momentum and its relation to torque.

6.           Planar Kinematics of Rigid Bodies

Translation, rotation and general plane motion of rigid body; Equations of motion as applied to planar motion of rigid bodies.

7.           Planar Dynamics of Rigid Bodies

Moment of inertia, radius of gyration and parallel axis theorem; Work of a force and a couple, conservation of energy.

8.           3-D Kinematics and Dynamics of Rigid bodies

Equations of general motion of a rigid body in space, angular momentum and dynamical equations of motion.

9.           Vibrations

Undamped free and forced vibrations; Energy methods; Damped free and forced vibrations

Text Book and References:

·         R C Hibbler, Engineering Mechanics: Dynamics (13th Edition), Prentice Hall(2012)

·         J.L. Merium & L J Kraige; Dynamics; 6^th Edn

ME2309 – Mechanics of Materials

Credit Hours: 3 + 0

Pre-requisite: Engineering Statics (or Engineering Mechanics)

Introduction:

The course is designed to provide the student introduce concepts related to stress, strain and structure design.

Contents:

      1.       Stress and Strain

Tensile, compressive, shear, and hydrostatic stress; deformation and strain; Elastic stress and-strain behavior of tensile and brittle material; Poisson Ratio; Various moduli.

      2.       Statically Determinate Structures

Determination of forces in frames; Shear force and bending moment diagrams in beams. Relationship between shear force and bending moment

      3.       Stresses in Bars Struts and Columns, thin pressure vessels

Determination of stress in bars, struts and columns; analysis for thin cylinders and spheres.

      4.       Bending Stresses

Simple bending theory; General case of bending; Shear stress in bending; slope and deflection.

      5.       Theory of Torsion

Torsion in thin-walled cylinders; torsion in solid circular shafts; hollow shafts; torsion in helical springs.

      6.       Theory of Columns

Euler’s theory of buckling. Eccentric loading of long columns; crikling

      7.       Two dimensional Stress System

Biaxial stress; Mohr’s stress circle; principal stress and planes; combined bending and torsion.

      8.       Theories of Failure

Maximum principal stress theory; maximum principal strain theory; maximum shear stress theory; total strain energy theory.

Text Book and References:

1.       R C Hibbler, Mechanics of Materials, Pearson, 8^th Edn.

2.       P P Benham, R J Crawford and C G Armstrong, Mechanics of Engineering Material, 2^nd Edn. Prentice Hall, 1996

3.       E P Popov, Mechanics of Materials, Prentice Hall, 2^nd Edn 1976.

ME2310 – Materials and Manufacturing Processes

Credit Hours: 3 + 0

Pre-requisite: None

Introduction:

The course is designed to introduce properties and structures of materials. A brief account is also given of the various processes used in industry.

Contents:

      1.       Engineering Properties of Materials

Selection criteria for materials; Metal, non-metal, composites; strength, electrical properties, cost, ease of fabrication, weight, environmental degradation

      2.       Metals and Alloys

Ferrous and non-ferrous metals; common alloys; shape memory alloys; structures; heat treatment

      3.       Ceramics, Glasses and Refractories

Compositions; properties and applications; glass types; refractories composition and applications

      4.       Polymers and Rubbers

Special features of polymerization; Thermoplastic polymers; thermosetting polymers; Important mechanical properties; rubbers and their synthesis

      5.       Composites

Introduction to composites; types and methods of fabrication; Property averaging;

      6.       Manufacturing Processes

Conventional machining processes; turning, milling, casting; Non conventional processes such as EDM, ECM, water jet cutting, laser, EBW.

      7.       Welding and other Joining Processes

Various methods of joining metals and polymers

Text Book and References:

1.       S Kalpajian and S Schmid, Manufacturing Engineering and Technology, Prentice Hall, 2014

2.       P C Powell and A J Ingen Housz, Engineering with Polymers, 2^nd Edn, CRC, 1998

3.       J T Black and R A Kohser, DeGarmo’s Materials and Processes in Manufacturing, J Wiley, 2011.

ME3212 – Mechanical Vibrations

Credit Hours: 3 + 0

Pre-requisite: None

Introduction:

The course objectives are to introduce vibrations in rotating and oscillating bodies.

Contents:

     1.       Fundamentals of Vibrations

Classification of vibration, analysis and elements of vibratory system; simple harmonic motion, degrees of freedom; damping

     2.       Single degree of freedom Systems

Undamped and damped free vibration; damped free vibration; forced vibration with viscous and Coulomb damping

     3.       Applications

Equivalent viscous damping; whirling of shafts; balancing of machines; vibration in machine foundations and supports.

     4.       Natural Frequencies

Methods of finding out natural frequencies; Analytical, numerical and graphical methods; Rayleigh’s method; Holzer method.

     5.       Vibration of Elastic Bodies

Free and forced vibration in longitudinal vibrations of a uniform bar; uniform bar with end masses; vibrations in simply supported beams; torsional vibration; critical speed of rotating shafts

Text Book and References:

1.       W T Thomson and M D Dahleh, Theory of Vibrations with Applications, 5^th Edn Prentice Hall , 1997

2.       S S Rao, Mechanical Vibration, Pearson, 2011

ME3307 – Fundamental of Thermal Science

Credit Hours: 3 + 0

Pre-requisite: None

Introduction:

The course provides students with an overview of thermal science. Beginning with basic topics of thermodynamics, the course includes modes of heat transfer and their applications.

Contents:

      1.       Basic Concepts in Thermodynamics

Relation between energy and thermodynamics; Closed and open systems; Properties of systems; State and equilibrium; State postulate; absolute and gauge pressure; temperature and zeroth law of thermodynamics.

      2.       Properties of Pure Substance

Definition of a pure substance; phases of a pure substance; P-V-T surface; property tables; Ideal and other gas equations; compressibility factor.

      3.       The First Law of Thermodynamics

Work and heat transfer; work done shown on P-V diagram Various forms of first law; specific heats, internal energy and enthalpy. Steady flow energy equation; application to various flow devices.

      4.       The Second Law of Thermodynamics

Concept of heat engine, refrigerator and heat pumps; Carnot cycle; Entropy and related concepts;

Use of T-s diagram; Mollier’s chart for steam.

      5.       Power and Refrigeration Cycles

Otto and diesel cycle; Rankine cycle; Reversed Carnot; Refrigeration cycle; Thermoelectric refrigeration.

     6.       Introduction to Heat Transfer

Thermodynamics and heat transfer; Modes of heat transfer; Introductory equations for conduction, convection and radiation; thermal conductivity, thermal diffusivity.

      7.       Conduction Heat Transfer

General equation for conduction, explanation of terms; Steady state conduction in walls, cylinders and spheres; critical radius of insulation; heat transfer from fins; unsteady state heat transfer, Biot number.

      8.       Convection Heat Transfer

Forced and free convection; local and average heat transfer coefficient; use of dimensionless numbers; flow over plates; flow across cylinders and spheres; flow in tubes; empirical equations.

      9.       Radiation Heat Transfer

Thermal radiation; blackbody radiation; grey and real surfaces; heat exchange between surfaces.

      10.    Heat Exchangers and Cooling of Electronic Equipment

Types of heat exchangers; overall heat transfer coefficient; Effectiveness NTU method; Cooling load of electronic equipment; various methods of cooling; heat pipes.

Text Book and References:

1.       Y A Cengel, Introduction to Thermodynamics and Heat Transfer, McGraw Hill, 2009

2.       T D Eastop and A Mc Conkey, Applied Thermodynamics, Longman, 1993

ME3326 – Theory of Machines

Credit Hours: 3 + 0

Pre-requisite: None

Introduction:

The course objectives are to introduce preliminary concepts of mechanisms and methods of analysis for the motion and force transmission. .

Contents:

      1.       Kinematics Fundamentals

Kinematic link, Type of links, Kinematic pair; degree of freedom; Four bar chain and its inversions, Grashoff’s law, Slider crank mechanism its inversions

      2.       Kinematics of Rigid Bodies

Mass M.I. about centroidal axis and about any other axis; Radius of Gyration; Kinetics of Rigid Bodies: Work and Energy; Kinetic energy in translating motion, Rotation about fixed axis and in

general plane motion; Work energy principle and conservation of energy.

      3.      Different Type of Mechanisms

Common mechanisms; Straight line generating mechanisms; Offset slider crank mechanisms, Pantograph; Steering gear mechanisms – Ackerman, Davis

      4.       Cams

Cam and its classifications; followers; motion analysis and plotting of displacement-time, velocity time, acceleration- time, jerk-time graphs for uniform velocity; cam profiles

      5.      Flexible Connector

Types of belts, velocity ratio, slip & creep, length of belt for open & cross system; power transmission; chains, chordal action, variation in velocity ratio, Length of chain.

6. Gears

Law of gearing; involute and cycloid gear tooth profile; interference in involutes gears; critical numbers of teeth for interference free motion; methods to control interference in involutes

Gears; static force analysis in gears- spur, helical, worm & worm wheel.

      7.       Static and dynamic balancing

Static and dynamic balancing of rotating machines;

Text Book and References:

1.       J Uicker, G Pennock and J E Shigley, Theory of Machines and Mechanisms, OUP, 2010

2.       R. Norton, Design of Machinery, 5^th Edn., McGraw Hill, 2011

ME3408 – Fluid Mechanics

Credit Hours: 3 + 0

Pre-requisite: None

Introduction:

The course objectives are to introduce preliminary concepts of fluid mechanics and develop understanding of hydraulic and pneumatic circuits.

Contents:

     1.       Properties of Liquids and Gases

Definition of an ideal and a real fluid; fluid properties; viscosity and compressibility; surface tension and capillary tubes; measurement of simple properties; atmospheric pressure; standard atmosphere.

     2.       Fluid Statics

Euler’s condition of equilibrium; hydrostatic pressure; force on a flat and curved surface.

     3.       Fluid Dynamics

One dimensional inviscid flow; equation of continuity; Euler’s equation of motion; Bernoulli’s equation; viscous flow; laminar and turbulent flow; flow over flat plates; flow inside pipes; friction and other losses.

     4.       Dimensional Analysis and Models

Laws of similitude; dimensional analysis; models.

     5.       Fluid Measurements

Measure of stagnation pressure; flow velocity; flow rates; measuring devices.

     6.       Hydraulic and Pneumatic Circuits

Hydraulic and pneumatic actuating devices; valve types and characteristics; hydraulic circuits.

Text Book and References:

1.       B R Munson, D F Young and T H Oliishe, Fundamental of Fluid Mechanics, 7the Edn 2013, J Wiley

2.       W Bolton, Pneumatic and Hydraulic Systems, Butterworth Heinemann, 1997