CCMAS Course Search

Energy and civilization, fossil fuels: availability and depletion, Nuclear Energy, Global Warming, Green and Renewable Energy Sources. Estimates of energy costs, components of electric grid, electric energy outlook in Nigeria. Distribution and generation technologies and economics. Fundamentals of Solar Power Systems Photovoltaic Power Conversion, Photovoltaic Material, Modelling of Photovoltaic Systems, Design of Photovoltaic Systems, Concentrated Solar Power. Fundamentals of wind power systems wind power conversion, modelling of wind power systems, design of wind systems. hydrogen energy, energy storage and other renewable energy sources. Integration of distribution and generation into the grid dc/ac inverters, analysis of dc/ ac inverter dc/dc converters, design of converters for grid operation. Impact of distribution and generation on power system operation, voltage variations circuit, overloading system protection, ride through and fault mitigation, power quality disturbances.

Single-stage transistor amplifiers using BJT and FET Equivalent circuits and calculation of current gain, voltage gain, power gain, input and output impedance. Operational Amplifiers: Description, parameters and applications. Feedback, broadband and narrowband amplifiers. Power amplifiers. Voltage and current stabilizing circuits. Voltage amplifiers, multi-stage amplifiers using BJTs and FETs.

Fundamental concepts: Electric fields, charges, magnetic fields. current, B-H curves Kirchhoff’s laws, superposition. Thevenin, Norton theorems, Reciprocity, RL, RC, RLC circuits. DC, AC bridges, Resistance, Capacitance, Inductance measurement, Transducers, Single phase circuits, Complex j - notation, AC circuits, impedance, admittance, susceptance.

Power factor, Power in AC circuit, Resonance in RLC series and parallel circuit, Three Phase Circuits: Voltages of three balanced phase system, delta and star connection, relationship between line and phase quantities, phasor diagrams. DC Machines: Construction, Basic concepts of winding (Lap and wave); DC generator: Principle of operation, EMF equation, characteristics (open circuit, load) DC motors: Principle of operation, Torque Equation, Speed Torque Characteristics (shunt and series machine); Single Phase Transformer: Constructional parts, Types of transformers, Emf equation, No Load no load and on load operation, phasor diagram and equivalent circuit, losses of a transformer, regulation and efficiency calculation; Three Phase Induction Motor: Types, Construction, production of rotating field, principle of operation, Slip and Frequency, rotor emf and current, Equivalent circuit and phasor diagram, Torque Slip characteristics torque-speed characteristics; General Structure of Electrical Power System: Power generation to distribution through overhead lines and underground cables with single line diagram, Earthing of Electrical Equipment, Electrical Wiring Practice.

Forces, moments, couples. Equilibrium of simple structures and machine parts. Friction. First and second moments of area; centroids. Kinematics of particles and rigid bodies in plane motion. Newton's laws of motion. Kinetic energy and momentum analyse.

Sounds and sound patterns in English Language (vowels and consonants, phonetics and phonology); English word classes (lexical and grammatical words, definitions, forms, functions, usages, collocations); major word formation processes; the sentence in English (types: structural and functional); grammar and usage (tense, concord and modality). Reading and types of reading, comprehension skills, 3RsQ. Logical and critical thinking; reasoning methods (logic and syllogism, inductive and deductive argument, analogy, generalisation and explanations). Ethical considerations, copyright rules and infringements. Writing activities (pre-writing (brainstorming and outlining), writing (paragraphing, punctuation and expression). post- writing (editing and proofreading). Types of writing (summary, essays, letter, curriculum vitae, report writing, note-making), etc. Mechanics of writing. Information and Communication Technology in modern language learning. Language skills for effective communication. The art of public speaking.

Introduction to computers and computing; computer organisation – data processing, memory, registers and addressing schemes; Boolean algebra; floating-point arithmetic; representation of non-numeric information; problem-solving and algorithm development; coding (solution design using flowcharts and pseudo codes). Data models and data structures; computer software and operating system; computer operators and operators precedence; components of computer programs; introduction to object oriented, structured and visual programming; use of MATLAB in engineering applications. ICT fundamentals, Internet of Things (IoT). Elements of software engineering.

Feedback concept, advantages, system classification, structures; Control system components - mechanical, electronic hydraulic, thermal, position control; Transient analysis of servo- mechanism, signal regulators compensation techniques; Series/parallel feedback controllers. System transfer functions, signal flow graphs, stability, Routh-Hurwitz criteria.

Basic Concepts: Introduction, Systems of Units, Charge and Current, Voltage, Power and Energy, Circuit Elements. Basic Laws: Ohm’s Laws, Nodes, Branches, and Loops, Kirchhoff’s Laws, Series Resistors and Voltage Division, Parallel Resistors and Current Division, Wye-Delta Transformations. Methods of Analysis: Nodal Analysis, Nodal Analysis with Voltage Sources, Mesh Analysis, Mesh Analysis with Current Sources, Nodal and Mesh Analyses by Inspection, Nodal Versus Mesh Analysis. Circuit Theorems: Linearity Property, Superposition, Source Transformation, Thevenin’s Theorem, Norton’s Theorem, Derivations of Thevenin’s and Norton’s Theorems, Maximum Power Transfer. Operational Amplifiers: Operational Amplifiers, Ideal Op Amp, Inverting Amplifier, Noninverting Amplifier, Summing Amplifier, Difference Amplifier, Cascaded Op Amp Circuits, Op Amp Circuit Analysis. Capacitors and Inductors: Series and Parallel Capacitors, Inductors, Series and Parallel Inductors. First Order Circuits: The Source-free RC Circuit, The Source-free RL Circuit, Singularity Functions, Step Response of an RC Circuit, Step Response of an RL Circuit, First-order Op Amp Circuits. Second Order Circuits: Finding Initial and Final Values, The Source-Free Series RLC Circuit, The Source-Free Parallel RLC Circuit, Step Response of a Series RLC Circuit, Step Response of a Parallel Circuit, General Second-Order Circuits, Second-Order Op Amp Circuits: Sinusoidal steady-state analysis. AC circuit power analysis. Polyphase circuits. Magnetically coupled circuits; Complex frequency and Laplace transform; Circuit analysis and the s-Domain; Frequency response: Bode Diagram. Fourier circuit analysis.

Basic single-phase modeling. Three phase system analysis. Three phase models of transmission lines. Three phase models of transformers. Formation of the system admittance matrix. Modeling of Static AC-DC Conversion Plant: Introduction. Rectification, inversion. Communication reactance. DC transmission. Load Flow: Introduction, Basic nodal-method. Conditioning of Y matrix. The case where one voltage is known. Analytical definition of the problem. Newton-Raphson method of solving load flow problem. Techniques that make Newton-Raphson Me Basic single-phase modeling. Three-phase system analysis. Three-phase models of transmission lines. Three-phase models of transformers. Formation of the system admittance matrix. Modeling of Static AC-DC Conversion Plant: Introduction. Rectification, inversion. Communication reactance. DC transmission. Load Flow: Introduction, Basic nodal- method. Conditioning of Y matrix. The case where one voltage is known. Analytical definition of the problem. Newton-Raphson method of solving load flow problem. Techniques that make Newton-Raphson Method competitive in load flow. Characteristics of the Newton-Raphson load flow method. Decoupled Newton load flow method. Fast Decoupled load flow. Convergence criteria and tests. Numerical examples. AC-DC Load Flow: Introduction. Formulation of the problem. DC system model. Solution techniques. Control of converter AC terminal voltage. Extension to multiple and or multi-terminal DC systems. DC convergence tolerance. Test system and results Numerical examples.Optimal operating strategies: Scheduling of generation, types generating stations and their tecno-economic operating characteristics Fault analysis and Control strategy: types of system protection, generators, transformers, lines etc protection schemes switchgear and circuit breakers operating principles and types.