Download ELECTRICAL POWER AND MACHINES - PSE312 Past Question PDF

Topics: Transformer, Synchronous Machine, Transmission Line, Admittance Model, Network Calculation, Impedance Model, Power-Flow Solution, Symmetrical Fault, Sequence Network, Unsymmetrical Fault, Zbus Method, Contingency Analysis, state estimation, power system stability

Topics: Transformer, Synchronous Machine, Transmission Line, Admittance Model, Network Calculation, Impedance Model, Power-Flow Solution, Symmetrical Fault, Sequence Network, Unsymmetrical Fault, Zbus Method, Contingency Analysis, state estimation, power system stability

Topics: generators

Topics: DIRECT CURRENT GENERATORS, Generator, Electromagnetic pole, ARMATURE REACTION, COMPENSATING WINDINGS, INTERPOLES, MOTOR REACTION IN A GENERATOR, ARMATURE LOSSES, Copper Losses, Hysteresis Losses, PRACTICAL DC GENERATOR, GRAMME-RING ARMATURE, DRUM-TYPE ARMATURE, FIELD EXCITATION, Series-Wound Generator, Shunt-Wound Generators, Compound-Wound Generators, GENERATOR CONSTRUCTION, VOLTAGE REGULATION, VOLTAGE CONTROL, Automatic Voltage Control, MULTIPOLE GENERATOR, COMMUTATION, ARMATURE REACTION

Topics: Electrical Machines, electromagnetism, Faraday's law, Lenz's law, magnetic circuits, magnetomotive force, magnetic field intensity, magnetic flux, single-phase circuits, power triangle, complex power, transformers, transformer oil, Buchholz relay, transformer tank, magnetic leakage, equivalent reactance, sumpner's test, pulse transformer, welding transformer, Three-phase transformers, rotating machines, electromagnetic torque, reluctance torque, DC generators, DC motors, voltage equation, Back EMF, Electric braking, synchronous generators, voltage regulation, Two reaction theory, synchronous motors, polyphase induction motor, single phase motor

Topics: transformers, phasors, network equations, three-phase circuits, single-phase, per unit system, transmission line parameters, transmission line design, power flows, faults, sequence networks, system protection, Transient stability, power distribution, smart grids

Topics: Transformers, ideal transformer, magnetic leakage, magnetic circuit, windings, insulation, voltage regulation, tapchanger, electromagnetic force, transformer tank, transformer auxiliaries, transformer oil preservation systems, transformer protection, reactors, traction transformers, rectifier transformers, convertor transformers, controlled shunt reactor, circuit proof transformer, high voltage condenser bushing

Topics: Power Systems Analysis, power system, electric power generation, fossil power plants, hydroelectric power plants, solar power, wind power plants, geothermal power, biomass power plants, fuel cell, modern power system, smart grid, energy control center, complex power, complex power balance, power factor corrrection, per phase analysis, balanced three-phase power, generator models, transformer models, per unit system, transformer performance, autotransformers, three-winding transformers, transmission line parameters, line model, line compensation, power flow analysis, bus admittance matric, Gauss-Seidel power flow solution, Newton-Raphson method, power flow programs, synchronous machine, transient analysis, unbalanced fault, stability, swing equation, transoent stability, steady-state stability, power system control, automatic generation control, load frequency control, MATLAB, frequency response, reactive power, voltage control, excitation system

Topics: Transmission lines, ideal transmission lines, impedance for coaxial line, wave velocity for coaxial line, coaxial line

Topics: Generator principle, Simple loop generator, Construction of DC Generators, Armature Windings, Lap Winding, Wave winding, Electromotive Force(e.m.f) Equation, Armature Reaction, Compensating Windings, Separately- Excited Generator, DC Machine Losses, Efficiency of a DC generator, DC MOTORS, Back e.m.f, Motors Characteristics, DC Motor Starter, Speed Control of DC Motor, Electromechanical power control equipment

Topics: Electrical machines, transformer, Instrument Transformer, voltage transformer, current transformer, Three Phase Transformer Connection, DC motors

Topics: Generating stations, variable load, power stations, tariff, power factor improvement, supply systems, overhead lines, transmission lines, underground cable, distribution systems, D.C distribution, A.C Distribution, Voltage control, switch gear, symmetrical fault, unsymmetrical fault, circuit breakers, fuse, protective relays, Alternator, transformer, bus-bar, lines, over voltages, sub-station, neutral grounding

Topics: power system fault analysis, electrical faults, fault analysis, fault studies, Three-phase Symmetrical Faults, Thevenin’s Method, Bus Impedance Matrix, Thevenin’s impedance, Unsymmetrical Fault, Sequence Diagrams for Transformers, Constructing Sequence Networks, Sequence Networks, Unbalanced Fault Analysis, Single Line-to-Ground Faults, Fault Current Formulae

Topics: 8085 Microprocessor, 8086 Microprocessor, Peripheral ICs, Microprocessor, Microcomputer, Instruction Types, Timing Diagrams, 8085 Interrupts, Programming Techniques, Stack, Subroutines, Data Transfer Technique, Interfacing Memories and I/Os, memory, peripheral chip, bus standard, memory organisation, addressing modes, Modular Program Development, Assembler Directives, Input/Output Interface of 8086, 8086 Interrupts, 8288 Bus Controller, 8087 Numeric Data Processor, 8089 I/O Processor, 8289 Bus Arbiter

Topics: Electric current, Ohm's Law, Network theorems, work, power, energy, electrostatics, capacitance, magnetism, electromagnetism, electromagnetic induction, magnetic hysteresis, electrochemical power sources, electrical instruments and measurements, A.C fundamentals, Complex numbers, Series A.C circuits, parallel A.C circuits, A.C network analysis, A.C bridges, A.C filter networks, circle diagrams, polyphase circuits, harmonics, Fourier series, transients, symmetrical components

Topics: Power System Engineering, Power System Engineering planning, Power System Engineering design, power system load, load forecast, Low-Voltage Systems, power system planning principles, power system planning criteria, loss evaluation, energy losses, power losses, power system topology, Busbar Arrangements, Double Busbar Arrangement, transformers, Thermal Permissible Loading, cable systems, Permissible Current, overload lines, Flexible AC Transmission Systems, Parallel Compensation of Lines, Serial Compensation of Lines, Phase-Shifting Equipment, HVDC-Transmission, Converter Stations, Breakers, Reactors, Electrodes, Load-Flow Calculation, Short-Circuit Current Calculation, faults, disturbances, Overcurrent Protection, Impedance Protection, Differential Protection of Lines, Ground-Fault Protection, Buchholz Protection, Overvoltages, Insulation Coordination, Slow-Front Overvoltages, Fast-Front Overvoltages, Neutral Earthing, Residual Current Compensation

Topics: Coupled circuits, transient study, Two port networks, Network functions and responses, Network synthesis, Three phase circuits

Topics: differential equation, Laplace transform, two port network, network synthesis, filter, frequency response analysis

Topics: Electric Power System Planning, Power System Structure, Optimization Techniques, Heuristic Technique, Load Characteristics, load forecasting, load driving parameters, Spatial Load Forecasting, Long Term Load Forecasting Methods, Single-bus Generation Expansion Planning, Multi-bus Generation Expansion Planning, Linear Programming, Substation Expansion Planning, Network Expansion Planning, Reactive Power Planning, Power System De-regulating, Power System Uncertainties

Topics: computer network, computer network security, security threats, Computer Network Vulnerabilities, cyber crimes, hackers, scripting, web workers, security assessment, security analysis, security assurance, disaster management, access control, authorization, authentication, cryptography, firewall, intrusion detection, intrusion prevention, computer forensics, network forensics, virus filtering, content filtering, computer network security protocol, wireless networks, wireless devices, sensor network, Virtualization Technology, Virtualization security, cloud computing, cloud computing security, mobile systems, Internet of Things

Topics: JAMB, UTME, biology, Plant cell, fern, plant biology, nutrition, circulatory system, osmoregulation, ecology, variation, hereditary, gene, chromosome, evolution

Topics: Mathematics, JAMB, Logarithm, standard form, permutation, combination, number system, set, ratio, indices, factorization, inequality