Download Electrical machines - PSE411 Past Question PDF

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: Electromechanical Energy, Magnetic Coupling Field, Electrical Coupling Field, magnetic circuit, rotating electrical machines, modelling electrical machines, single-fed converters, double-fed converters, electromotive forces, energy, flux, torque, DC machines, induction machines, variable speed induction machines, synchronous machines, steady-state operation, variable frequency synchronous machines

Topics: Construction of Simple Loop Generator, Working of Simple Loop Generator, Simple Loop Generator, Separately Excited DC Generator, Self Excited Shunt DC Generator, Self Excited Series DC Generator, Voltage Regulation, Loss in a DC Generator, E.M.F Equation of DC Generator

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: Magnetic field, Faraday law, motor, DC Machine, field control, Armature resistance control, DC Generator, Ac machines, induction machine, commutation

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: Electric charges, Coulomb’s law, Conductors, insulators, Electric Field Intensity, Charge Distribution, Electric Field Lines, Electric Field Lines, Charge Density, Volume Charge Density, Surface Charge Density, Line Charge Density, Electric Field, Electric Flux, Gauss’s Law, Electric Field Calculation, Electric Potential, Electrical Potential Energy, Equipotential Surfaces, Capacitance, Dielectrics, Current Electricity, capacitor, Electric current, Electric Current Density, Resistance, Resistivity, Conductivity, Electromotive Force, Internal Resistance, Direct Current Circuits, resistance, Kirchhoff’s Current Law, Kirchhoff’s Voltage Law, energy, power, Wheatstone Bridge, Potentiometer, Slide Wire Bridge, Electrodynamics, Mass Spectrometer, hall effect, Magnetic Field, Magnetic Forces, Biot-Savart Law, Ampere’s Circuital Law, Electromagnetic Induction, Magnetic Flux, Lenz's law, Mutual Inductance, Self Inductance

Topics: Induction machine, squirrel cage rotor, wound rotor, rotational losses

Topics: Electricity, charge, DC Circuits, Network terminology, electrical networks, energy source, Ohm's law, short circuit, open circuit, source transformation, Kirchhoff's law, Cramer's rule, star and delta connection, superposition theorem, Thevenin's theorem, Norton's theorem, maximium power transfer theorem, loop current, magnetic circuit, magnetic flux, pole strength, permeability, magnetomotive force, magnetic circuits, electromagnetic induction, electrostatics, electric flux, capacitor, AC waveform, phasor, impedance, capacitance reactance, complex power, star delta, transformer, magnetic losses, autotranformer, three phase, polyphase AC circuit

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: Resistive Network Analysis, AC Network Analysis, Transient Analysis, Frequency Response, AC Power, Operational Amplifiers, Semiconductors, Diodes, Bipolar Junction Transistors, Field-Effect Transistors, Power Electronics, Digital Logic Circuits, Digital Systems, Electronic Instrumentation, Electronic Measurements, Analog Communication Systems, Digital Communications, Electromechanics, Electric Machines, Special-Purpose Electric Machines

Topics: Electricity, magnetism, Electromagnetic interaction, electrostatic force, electric charge, Coulomb’s law, Electric potential, potential difference, electron volt, electric dipole, dipole moment, electric flux, Gauss Theorem, capacitors, dielectrics, current electricity, electric current, Ohm’s Law, Electrical Resistance, Resistivity, Electrical Conductivity, Ohmic Conductors, Superconductors, Electric Cell, resistor combination, Electric energy, electric power, wattmeter, electrolysis

Topics: Magnetism, Electromechanical energy conversion, Magnetic Flux, Magnetic Circuit, Hysteresis loses, Transformers, transformer phasor diagram, induced EMF analysis, Induction Motor, Synchronous Machine, Measurement of three Phasor power, DC generator

Topics: generator, GENERATED EMF, Self-excited Generator, Separately excited Generator

Topics: Transformer, Electromechanical Energy, Rotating Electrical Machine, DC machine, Polyphase synchronous machine, Polyphase Induction Motor, Armature Winding

Topics: Transformer, Electromechanical Energy, Rotating Electrical Machine, DC machine, Polyphase synchronous machine, Polyphase Induction Motor, Armature Winding

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: 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: Economic Load Dispatch, power system economic operation, Optimal Power Flow model, Unit Commitment model, power pools, Transmission Open Access, power wheeling, Ancillary Services Management, Reliability Analysis, network model, Reliability Costs, Generation Reliability, Transmission Reliability, Distribution Reliability, Power Quality, power quality issues, voltage dips, Three-phase Unbalanced Dips, Voltage Dip Performance Indicators, Voltage Dip Mitigation, power quality issues, Harmonic Distortion, Transient Over Voltages, Voltage Variations, Voltage Fluctuations, load currents