Mekelle University

Faculty of Science and Technology

Electrical Engineering Department

Course Description

Page 1 of 14

Semester I-2003/2004

Course Title: Introduction To Economics Course No.: Econ 100

Credit hours: 3 Lect: 3 Course Description: Introduction to economics, macro and micro economics, principles of demand and supply, consumer behavior, utility, production and marketing, economic systems, positive and normative law and economics, production possibility

Course Title: Engineering Mechanics I Course No.: CEng 201 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Description: Introduction, force systems, equilibrium analysis of static systems, analysis of simple structures, properties of surfaces, moment of inertia, static friction, introduction to virtual work principles

Course Title: Applied Mathematics I Course No.: Math 131 Credit hours: 4 (2+3) Lect: 2 Tut: 3 Course Description: System of linear equations, linear programming, first order differential equations, inverse trigonometric and hyperbolic functions, Limits and continuity, Derivatives, Application of Derivatives, Integration, Application of Integration, Techniques of Integration.

Course Title: College Writing Skills Course No.: Flen 200 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Description: The writing process: an overview, fundamentals of paragraphs and essay writing, the four steps in essay writing, modes of discourse, paraphrasing, summarizing and quoting in writing, writing research report, giving oral presentation, letter Writing.

Course Title: Introduction to Computers Course No.: EEng 201 Credit hours: 2 (1+3) Lect: 1 Lab: 3

Course Objective:

To introduce the students with the main parts of a computer, the commonly used operating and application software's, and software tools used to solve mathematical equations & technical problems.

Course Description: Computers history; Introduction to computer hardware: the CPU, primary and secondary memory, input- output devices; Introduction to operating systems: MS -Windows and Linux; Application Software: MS- office, Mat lab: features, programming, plotting, engineering problem solving.

Page 2 of 14

Course Title: Fundamentals of Circuit Analysis Course No.: EEng 200 Credit hours: 4(2+3+3) Lect: 2 Tut: 3 Lab:3 Course Objective: To give the necessary background of electrical engineering as a prerequisite for coming electrical engineering courses. In this course the student will be familiar with the electrical parameters, components, and basic theories. Course Description: Electrical components; DC circuits; Circuit theorems; Phasor representation and complex algebra; Series and parallel RL, RC, and RLC circuits; Steady state and transient response; A.C circuits R, L, C in AC circuit, DC and AC bridges; Power relations; Frequency responses; Polyphase circuits. Star and delta connected circuits; Balanced and unbalanced loads.

Semester II-2003/2004

Course Title: Engineering Mechanics II Course No.: MEng 202 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Description: Kinematics of a particles: Rectilinear motion, Curvilinear motion, Relative motion; Kinetics of a particles: Newton's law of motion, Equation of motion in different systems, principle of work and energy, Power and energy, conservative forces and potential energy, Conservation of energy, Principles of linear impulse and momentum, Conservation of linear momentum, Angular impulse and momentum; Kinematics of rigid bodies: rigid body motion, Translation and rotation, relative motion analysis, Instantaneous centers; Kinetics of rigid bodies: Moment of inertia, Planar equation of motion, Kinetic energy, Work and energy, Conservation of energy, Linear and angular momentum, Impulse and momentum, conservation of momentum. Course Title: Workshop Practice I Course No.: EEng 204 Credit hours: 1 (0+3) Lect: 0 Lab: 3 Course Objective: To expose the student with the practical aspects of workshop technology and installation. Course Description: General safety rules; Introduction to electrical hand tools; Practical exercises on splicing, termination and soldering techniques; Practical exercises on residential, lighting, power and alarm circuits. Course Title: Applied Mathematics II Course No.: Math 132 Credit hours: 4 Lect: 2 Tut: 3 Course Description: Linear and non linear equations, differential equations, first order and second order differential equations, laplace transform, sequences and series, partial differentiation, Inverse functions, Course: Introduction to Computer Programming Course No.: EEng 202 Credit hours: 3 (2+3+3) Lect: 2 Tut: 3 Lab. 3 Course Objectives: To provide understanding of programming algorithms for engineering problem solving.

Course Description: Programming process; Algorithms; Variables and Expressions; Loops & Decisions; Arrays; Function and procedures; Programming Language C or C ++ is used as the programming language.

Page 3 of 14

Course Title: Introduction to Engineering Thermodynamics Course No.: MEng 313 Credit hours: 2 (2+3) Lect: 2 Tut: 3 Course Description: Fundamental Concepts, Thermodynamic Processes/Cycles, properties and states of pure substances, the first law of thermodynamics: Closed and Open Systems, enthalpy. The second law of thermodynamics: reversible and irreversible processes, Carnot cycle, entropy, energy, energy, pv, hs, Ts-diagrams, and air standard cycles in these diagrams. Course Title: Civics and Ethical Education Course No.: CVEE 112 Credit hours: 3 Lect: 3 Course Objectives: To let students know human rights, ethical society

Course Description: Ethical education; human rights; citizenship right and responsibility.

Course Title: Technical Report writing Course No.: Flen 202 Credit hours: 1 (2+3) Lect: 2 Tut: 3 Course Description: Introduction to technical writing, the technical writing process report ( research) writing process, elements of technical reports and their uses, oral presentations

Semester I-2004/2005

Course Title: Applied Mathematics III Course No.: Math 231 Credit hours: 4 (2+3) Lect: 2 Tut: 3 Course Description: Vector Lines and Planes, Vector valued function, scalar and vector fields, calculus of vector fields, Multiple Integrals, Course Title: Probability and statistics Course No.: Stat 211 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Description Review of introductory statistical methods, introduction to probability theory, distribution theory, bivariate random variables, further characteristics of random variables, the central limit theory, Gaussian Random variables, correlation and autocorrelation.

Page 4 of 14

Course Title: Applied Modern Physics of Engineers Course No.: EEng 303 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To provide students with a comprehensive introduction to the concepts and ideas that form the basis of “modern physics” - a term used to describe the revolutionary developments that have taken place in physics during the 20th-century. The emphasis is on conceptual ideas, rather than technical detail and how the concept has impact on science and engineering.

Course Description: Differences between classical and modern physics; Introduction to the Special Theory of Relativity; Electron emissions; Wave properties of particles & particle property of waves; Atomic structure & atomic theory; Introduction to quantum mechanics; Introduction to solid-state physics; Electronic property of solids; Atomic nucleus and introductory qualitative description of nuclear reactors.

Course Title: Electrical Measuring Devices and Measurement Course No.: EEng 301 Credit hours: 3(2+3) Lect: 2 Tut: 3 Course Objectives: Students will be familiarized with the different measuring techniques and measuring devices used in electrical engineering. Course Description: Introduction to electrical measurements and concepts; Magnetism: electromagnetic induction and electromechanical interaction, D'arsonval meter movement. Measuring techniques and devices for resistance, inductance, capacitance, voltage, current, power, energy and frequency; Extension of instrument measuring range; Special purpose meters: Oscilloscope, Recorders, Plotters, etc; Introduction to digital measuring instruments.

Course Title: Applied Electronics I Course No.: EEng 305 Credit hours: 4 (2+3+3) Lect: 2 Tut: 3 Lab:3 Course Objectives: To produce graduates who have an understanding of basic theory and application area of electronic devices. Emphasis will be given on the analysis of electronic circuits.

Course Description: Introduction to semiconductor devices; The PN junction diode circuit; Power supply: rectifiers, filters, and regulators; Bipolar junction and field effect transistors: operating principle, biasing circuits, amplifier circuit analysis, frequency of linear small-signal amplifiers, multistage amplifier, fundamentals switching characteristics of semiconductor devices. Course Title: Object Oriented Programming Course No.: EEng 307 Credit hours: 2 (2+3) Lect: 2 Comp. Lab: 3 Course Objectives: To familiarize the student with the structure and system of object oriented programming.

Course Description: The object oriented paradigm; Objects & classes; Inheritance; Polymorphism; Operator over loading; Streams; Object oriented software development: object relationships (Inheritance, Aggregation, Page 5 of 14 Association), analysis, design and implementation using object oriented techniques; Introduction to the UML (Unified modeling Language)

Semester II-2004/2005

Course Title: Signals, Systems and Networks I Course No.: EEng 302 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To introduce the students with the techniques used to analyze linear electrical networks and systems.

Course Description: Definition of systems, signals and their representations: Response of linear systems to step, impulse and sinusoidal inputs. Fourier series and Fourier transform, Laplace transform and its application, Convolution algebra, Z-transform, Time domain analysis of differential equation, two port networks.

Course Title: Electromagnetic Fields Course No.: EEng 304 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To develop the student’s ability to analyze and understand static and time varying electromagnetic fields and their applications, and to get them to understand where circuit theory concepts are derived from. In particular, concepts like capacitance, inductance and Faraday’s law (transformers, motors, and generators) are emphasized. To provide basic field theory to study the fundamentals of wave transmission & propagation.

Course Description: Electrostatic fields and field operators; Boundary relations; Polarization; The equations of Poison and Lap lace; Field solution; Magneto – static fields; Force and energy relations in electromagnetic fields; Magnetic materials and magnetization; Time varying fields, Maxwell’s equations. Course Title: Electrical Machines I Course No.: EEng 306 Credit hours: 4 (2+3+3) Lect: 2 Tut: 3 Lab:3 Course Objectives: To introduce the student with the principles of operation and operating characteristics of electromechanical devices: relays, transformer, and induction machines.

Course Description: Electromechanical energy conversion principles; Basic winding rules; Relays; Transformers: operating principle, tests on a transformer, instrumentation transformers; Induction machines: construction, type of induction machines, operating principles and characteristics. Course Title: Applied Electronics II Course No.: EEng 308 Credit hours: 4 (2+3+3) Lect: 2 Tut: 3 Lab:3 Course Objectives: To introduce students with the application of electronic components in the development of electronic systems and to produce graduates who have a capacity of designing an electronic system.

Course Description:

Page 6 of 14 Large signal amplifiers: power transistors, graphical analysis of class A, class AB and class C operations; Tuned amplifiers, bandwidth and frequency, single, double and staggered tuned amplifier circuits; Differential Amplifiers; Operational amplifiers; Feedback amplifiers and oscillators.

Course Title: Digital Logic Course No.: EEng 310 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To enable students understand the nature of the digital world and the modern digital circuits design techniques.

Course Description: Introduction to switching algebra; Design of combinational logic systems; Logic simplification methods: Kaurnagh map and McClausky method; Memory Elements; Design of sequential logic systems; Digital System Testing: Design, Simulation, and Testing of Combinational and Sequential Systems. Integrated circuit families.

Course Title: Work Shop Practice II Course No.: EEng 312 Credit hours: 1 (2+3) Lect: 2 Lab: 3

Course Objective: Students will get a practical experience on repair and troubleshooting of electrical machines and electronic equipments.

Course Description: Workshop exercises in applied machine elements; Repair and maintenance of relays, contractors, transformers, motors and small generators; Electronic equipment repair and maintenance. Semester I-2005/2006

Course Title: Computational Methods Course No.: EEng 411 Credit hours: 3 (2+3) Lect: 2 Comp. Lab: 3 Course Objectives: To familiarize students with the common techniques of numerical analysis through computer programming to solve them; Students are expected to develop programs based on the different numerical techniques.

Course Description: Error analysis; Solving roots of equations: graphical solution, bisection method, Newton Rapson method, and the secant method; Solving systems of linear equations: Gaussian eliminator, Eigen value and Eigen Vector; Polynomial interpolation and approximation; Numerical integration and differentiation; Solutions of ordinary differential equations; Solutions of partial differential equations; least squares and curve fitting.

Page 7 of 14

Course Title: Electrical Machines II Course No.: EEng 403 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To introduce the student with the principles of operation and operating characteristics of electromechanical devices: DC machines, synchronous machines.

Course Description: To introduce the student with the principles of operation and operating characteristics of electromechanical devices: DC machines, synchronous machines, DC generators, Synchronous generators. Course Title: Electrical Engineering Materials Course No.: EEng 409 Credit hours: 2 (2+3) Lect: 2 Tut: 3 Course Objective: To introduce the student to various materials available in electrical engineering applications and their properties.

Course Description: Review of the atomic theory of matter; Dielectric properties of insulators; Magnetic materials, conductors, superconductors and semiconductors; Electronic circuits technology: Printed circuits; Monolithic ICs; Thin and thick films hybrid circuits.

Course Title: Network Theory Course No.: EEng 401 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objective: Help the student to analyze and synthesize systems based on their transfer function. Course Description: Introduction to network analysis and synthesis; Network theorems; Synthesis of one-port and two-port network functions; Active network synthesis; Electric filter design: classical and modern approach; The approximation problem. Course Title: Computer Architecture and Organization Course No.: EEng 405 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To provide student an introduction to how computers work and how the various components are organized. This includes a basic understanding of how hardware and software interact and what features and technologies are used to improve speed and capability in modern computers and how these features may affect program execution.

Course Description: Principles of digital computer; Representation of information: Data numbers, addresses, instruction, control and interface signals; Construction of the computer: Central processing unit, storage unite, and input/output units; Bus-systems, interfaces; Software components of computers; operational systems, development programs.

Page 8 of 14

Semester II-2005/2006

Course Title: Introduction to Control Engineering Course No.: EEng 406 Credit hours: 3 (2+3+3) Lect: 2 Tut: 3 Lab:3 Course Objectives: To make students understand how to model physical systems those are to be controlled, and know how to use a variety of feedback control methods to satisfy closed-loop system. Students are expected to apply Matlab through the course.

Course Description: Introduction: the role that control engineering plays, course overview; Block diagram and signal flow graph methods; Mason’s rule general feedback theory; Laplace transform method applied to electrical circuits, transnational and rotational mechanical systems, and transfer functions; Modeling in the time domain, state space representation; Time response: rise time, overshoot, settling time, estimate of response time based on dominant second order system characteristics, sinusoidal steady-state response, use of matlab for both analysis and design; Frequency response analysis, stability using frequency-response… Poles and stability; Steady-state error and specifications; Root locus analysis techniques, root locus design techniques, lag compensation, lead compensation, and PID compensation; Bode plots and Nyquist plots; Nyquist stability criterion, gain and phase margin.

Course Title: Power Systems I Course No.: EEng 402 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objective: To familiarize students how electrical power can be generated, transmitted and distributed.

Course Description: Power supply systems layout; Physical aspects of overhead and underground transmission and distribution systems; Line parameters; Current and voltage relation on transmission line; Insulators; Coronal effects on transmission lines; Fault calculation; Use of reactors to limit fault current. Course Title: Power Electronics and Electrical Drives Course No.: EEng 410 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To make students understand the semiconductor devices used to control high current loads, the circuits used for high power rectification, speed control of machines, the drive system used in industry, and able to select an appropriate drive for a given system.

Course Description: Review of power semiconductor devices; Converter circuits; DC choppers; Inverters; Cycloconverters, Speed-torque characteristics of electric drives; Speed control of electric drive systems; Electric drive system transient; Power rating selection; Application of converters in DC and AC Drives.

Page 9 of 14

Course Title: Communication Systems I Course No.: EEng 404 Credit hours: 3 (2+3+3) Lect: 2 Tut: 3 Lab:3 Course Objectives: To produce graduates who understands the basic techniques and principles of signal transmission and reception, and also identify the different communication systems that exist so far.

Course Description: Deterministic and stochastic signals in time and frequency domain in linear time – invariant systems; Theory of low-pass and band pass systems; Statistical signal analysis of random processes; Analogue modulation and demodulation systems: amplitude, angle, and pulse modulation/demodulation systems; Noise in analogue communication systems.

Course Title: Microprocessors and Interfacing Course No: EEng 412 Credit Hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To make students understand the basic operation of a microprocessor system and develop fundamental programming skill in assembly language. To produce graduates who understand the basic skill of a microcomputer interfacing and see the requirements for it.

Course Description: Basic architectural feature of the microprocessor and microcomputer; Processor organization: data organization and register transfer, instruction set, program flow control; Memory, addressing, data structure, memory map; Input/Output: subroutine calls; input/output systems, interrupts; Memory systems; Introduction to interfacing: process, computer standard interface and its applications, parallel ports, serial ports, and counter/timer, DMA, interrupt controllers; Interfacing in instrumentation, control and communication systems.

Course Title: Digital Signal Processing Course No: EEng 408 Credit Hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To produce graduates who understand how to analyze and manipulate digital signals and have the programming skill to do so.

Course Description: The sampling theorem, aliasing, and folding; Linear time-invariant systems; Convolution and LTI systems; Z-transform and linear systems; Properties of the Z-transform; Convolution and the Z-transform; FIR Filters; IIR filters; Spectral analysis of periodic non-periodic signals; The Fast Fourier Transform (FFT); The Spectrogram.

Page 10 of 14

Semester I-2006/2007

Course Title: Applied EM Fields and Waves Course No.: EEng 407 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To produce students who have an in-depth understanding of energy propagation with plane waves and a thorough understanding of transmission line, wave guides and antennas.

Course Description: Plane waves and wave propagation; waves in loss less media; Waves in lossy media; RF Transmission line; Guided wave transmission; Radiation and antennas; Ground waves; Ionospheric waves and space waves.. Course Title: Power Systems II Course No.: EEng 501 Credit hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To familiarize students how electrical power can be generated, transmitted and distributed. Course Description: Protection and protective relay applications to stability theory; Economics of power supply; Switching transients on transmission lines; Introduction to load flow; High voltage techniques; Economics of power supply. Course Title: Modern Control Engineering Course No: EEng 505 Credit Hours: 3 (2+3+3) Lect: 2 Tut: 3 Lab:3 Course Objectives: To produce graduates who understand how digital controls with continues systems and how are able to analyze and design digital controllers to satisfy given feedback performance objective.

Course Description: State-space methods: Description of systems based in state representation; using state variable for control system analysis, SISO and MIMO system applications, state space design; Introduction to non linear control systems; Linearization; Discrete control systems (DCS) analysis and design of DCS design of digital controllers, modeling and simulation, introduction to optimization. Course Title: Instrumentation Engineering Course No: EEng 507 Credit Hours: 3 (2+3+3) Lect: 2 Tut: 3 Lab:3 Course Objectives: To identify the functions, parameters and characteristics of the elements of the measurement systems and to know the general considerations for the analysis and data acquisition systems.

Course Description: Measurement systems concepts & measuring methods; Characteristics, equations, parameters, errors, and principles of operation of: sensors, transducers, signal conditioning, analog and digital instruments, analog and digital indicators and recording instruments; Signal conditioning; Characteristics of the elements and components of the measurement channel; Sensor and instruments to the measuring non-electrical Page 11 of 14 quantitative like pressure, temperature, level, flow etc; Selections of the appropriate hardware elements for make a measuring system; Selection, configuration and design of industrial measurement system taking into account the variables and technologies characteristics and applied it in the real continuous and discrete process; Data transmission and telemetry.

Course Title: Energy Conversion Course No: EEng 511 Credit Hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: Students will have the chance to understand the different types of electrical sources that are available and be able to select different sources for different areas .

Course Description: Technologies harnessing various sources to produce electrical energy and convert electrical energy to other forms; Efficiencies and economics of both harnessing and end-use converters; Harnessing and storage devices and processes. Course Title: Communication Systems II Course No: EEng 503 Credit Hours: 3 (2+3+3) Lect: 2 Tut: 3 Lab:3 Course Objectives: To familiarize the student with the different modulation and demodulation techniques to have an understanding of satellite communication. Course Description: Digital modulation and demodulation systems; Digital data transmission systems; Noise in digital communication systems; Introduction to information theory; Principle of satellite communication; Radar techniques.

Course Title: Electrical Installations Course No: EEng 506 Credit Hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To produce graduates who understands the concept of illumination engineering and understand the basic requirements and components of installation. Course Description: Wiring accessories and installation materials; Introduction to lighting and illumination; Design of installation systems; Public address and communication systems; Contract, specification, and estimating the cost of electrical installations. Course Title: Electrical Engineering Design Project Course No.: EEng 513

Credit hours: 1 Course Objective: Practical Attachment is a program to be organized with different sectors of industry to provide students with practical experience. This program is to be arranged for forth year students with practical experience. This program is to be arranged for third year students during the summer break. The task of selecting final year project work may be included in the practical attachment program.

Page 12 of 14

Semester II-2006/2007

Course Title: Data and Network Communication Course No: EEng 502 Credit Hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To provide the student sufficient background in data communication and networking technology for a solid and thorough understanding of what is in the field. Course Description: Introduction to data communication & networking; Telephone system; Open System network model; OSI physical layer components; High capacity data communication; Data-Link protocols; Network architecture and protocol; Integrated services and routing protocols; The internet and TCP/IP; Fiber Optic. Course Title: Industrial Management and Engineering Economics Course No: IEng 400 Credit Hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To introduce students to get acquainted with the basic principles and concepts of industrial engineering and concepts of economics and capital budgeting to make various decisions in the industrial environment. Course Description: Introduces the elements common to all industries including: management, material management, forecasting techniques, finance and budgeting and project management. This course is tailored for those majoring in other engineering departments who would like to develop a broad understanding of industry through a single course. Course Title: Industrial Electronics and Automation Course No: EEng 509 Credit Hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To introduce students with the electromagnetic, electronic, electro-pneumatic and electro-hydraulic systems and components used in industrial process control and automation

Course Description: Review of electronic applications in industry; Relay controlled process; Programmable Logic Controllers (PLC); Logic implementation with PLCs; Replacement of relay control by PLC control; Commercial PLCs; Electro-pneumatic and Electro-hydraulic control systems.

Course Title: Artificial Intelligence Course No: EEng 508 Credit Hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To introduce students with artificial intelligent systems Course Description: Development of artificial intelligence; State-Space representation; Heuristic and Informed search; Fuzzy sets, fuzzy logic. Page 13 of 14

Course Title: Computer Aided Design in Electrical Engineering Course No: EEng 414 Credit Hours: 1 (0+3) Lab: 3 Course Objectives: To enable students use high level programming languguages and cad programs for solving various electrical design problems. Course Description: Assignments are given to students on the following areas. Computer graphics: function plots using AXUM graphics and C++ subroutines and programs; use of C++ and MicroSim Schematics Capture and PSPICE/PROBE for circuit analysis; Use of C++ to create electronic design applications for Microsoft Windows; Use of C++ programs and McroSim Design Lab circuit analysis subroutine for frequency domain analysis and design; Matlab simulinks for designing control, commuinication systems. Using workbench for simulation of electrical systems. Course Title: Wireless and Mobile Communication Course No: EEng 504 Credit Hours: 3 (2+3) Lect: 2 Tut: 3 Course Objectives: To provide students the basic understanding on wireless communication techniques and mobile technology Course Description: Design and analysis of wireless communication systems; Information content and Spectrum considerations; Cellular concepts; Mobile radio propagation; multiple access techniques and Wireless networking . Course Title: Final Year Project Course No.: EEng 510 Credit hours: 4 Lect: 0 Tut: 6 Course Description: Independent work on project design supervised by faculty members of the electrical engineering department.

Page 14 of 14