| | Units, definitions, and simple circuits. Circuit analysis techniques. Inductance and capacitance. Source-free RL and RC circuits. The application of unit-step forcing functions. The RLC circuits. The sinusoidal forcing function. The phasor concept. The phasor relationships for R, L, and C. Impedance/admittance. The sinusoidal steady state response. Circuit analysis using MATLAB and SPICE. | 1990-2010 |
| | Ohm’s and Kirchhoff’s Laws. Series and parallel connections, Voltage and current division. Nodal and mesh analysis. Superposition. Thevinin’s and Norton’s theorems. Inductance and capacitance. Source free RL and RC circuits. Response of RL and RC and RLC circuits to unit step function. Characteristics of a sinusoid. The phasor concept. Phasor relationships for R, L, and C elements. Impedance and admittance. Effective values of current and voltage. Instantaneous, average and apparent power and power factor. Three-phase and - connections.. Introduction to semiconductors. The PN junction. Applications of PN junctions (rectifiers). Transistors: operation, model, V-I characteristics. Operational amplifiers and gates. Safety considerations. Protective earthing | 1990-2010 |
| | Electric measuring equipment. DC circuits. Basic Laws and network theorems, impedance concept and phase shift in RL and RC circuits. 3-phase Y and connected loads. Measurement of power and power factor. Transistor amplifiers. Op-amps. | 1990-2010 |
| | Average power and rms values. Polyphase circuits. Three phase Y and connections. Complex frequency. The damped sinusoidal forcing function. Frequency response. Parallel and series resonance. Magnetically coupled circuits. General two port networks. Impedance, admittance, hybrid and transmission parameters. Principles of basic filtering. Basic passive and active filters. | 1990-2010 |
| | | 1990-2010 |
| | | 1990-2010 |
| | DC circuits. KVL. Network theorems. Transient analysis in RL, RC, and RLC circuits. Impedance concept. Power and P.F. Series and parallel resonance. Quality factor. Three phase circuits. Power measurement. Parameters of two-port networks. Coupled circuits. Filters. | 1990-2010 |
| | Magnetic circuits; single-phase transformers: principles, analysis and performance characteristics; three-phase transformers: construction, connections and groups; single-phase and three-phase transformer testing; electromechanical energy conversion; basic principles of DC mechanics; principles and classification of DC generators; DC motors: analysis, performance characteristics, starting and speed control; DC machines testing; rotating field; synchronous generators: classification, analysis, performance characteristics, synchronization process and parallel operation. | 1990-2010 |
| | | 1990-2010 |
| | Magnetic circuits; single-phase and three-phase transformers: Principles, analysis, performance characteristics and testing; electromechanical energy conversion; principles and classification of DC generators; DC motors: analysis, performance characteristics, starting, testing and speed control; synchronous motors: analysis, performance characteristics, applications, starting, and testing; three-phase induction motors: analysis, performance characteristics, testing, starting and speed control; single-phase induction motors; special types of motors: stepper motors, universal motors, reluctance motors, burshless DC motors. | 1990-2010 |
| | Transformer magnetic circuits. Testing of single and 3-phase transformers. DC generators. Speed control of DC motors. Testing and operational characteristics of alternators. Testing and operational characteristics of synchronous motors. Testing and operational characteristics of induction motors. | 1990-2010 |
| | Transformer magnetic circuits. Testing of single and 3-phase transformers. DC compound generators. Speed control of DC shunt wound motors. Testing and operational characteristics of alternators and induction motor. | 1990-2010 |
| | Open-loop and closed-loop (feedback) control systems. Examples of feedback control systems. Review of complex variables and Laplace transform. Poles and element transfer function and block diagram. Modeling of physical systems: electrical, mechanical hydraulic and pneumatic systems. Linearization of nonlinear systems. System representations: system block diagrams and signal flow graphs. Overall transfer function, block diagrams reduction techniques and Mason’s gain formula. Introduction to state-space representation. Sensitivity of open loop and closed loop control systems. Time response analysis and performance indices of first and second order systems. Dominant poles of high order systems. Routh-Hurwitz stability criterion. Steady state error coefficients. Design and effects of basic control actions and their combinations: proportional, integral and derivative. Effects of velocity feedback. Stability analysis using root locus. Bode diagrams and Nyquist stability criterion. Gain and phase margins, and obtaining transfer function using Bode diagrams. Introduction to analysis and design using state-space equations. | 1990-2010 |
| | Introduction to sources of Electrical energy and power system components. Basic concepts. Per unit quantities. Per unit calculations applied to power systems. The one line diagram. Representation of transmission lines: current, voltages and power relations at both ends, reactive compensation. Symmetrical 3-phase fault calculations. Symmetrical components. Unsymmetrical faults calculations. Load flow: problem definition, Gauss siedal, Newton-Raphson (N-R), decoupled N-R, and fast decoupled N-R methods. | 1990-2010 |
| | Power system protection: layout of substations, requirements and elements of protection systems, relays. Directional and non-directional over current and earth fault feeder protection. Differential protection as applied to feeders. Principles of distance protection. Economic operation of power systems: the transmission loss equation, an interpretation of transformation “C”, classical economic dispatch, automatic generation control, unit commitment. Power system stability: rotor dynamics and the swing equation, the power angle equation, synchronizing power coefficient, equal-area criterion of stability, introduction to multi-machine stability studies. | 1990-2010 |
| | Voltage distribution over a string of suspension insulators. I-t fuse characteristic. Measurement of symmetrical components in unbalanced systems. Power flow relations at the ends of transmission lines. Earthing of power system neutral. Network analyzer. Comparison of the characteristics of static and electromechanical relays. Characteristics of time lag O/C relays. Differential relays. Directional relays. Load flow. | 1990-2010 |
| | | 1990-2010 |
| | | 1990-2010 |
| | | 1990-2010 |
| | | 1990-2010 |
