課程概述 |
1. Introduction:
Overview of electrical engineering: circuits, circuit elements, currents, voltages, power, energy; Kirchhoff's current law, Kirchhoff's voltage law.
2. Resistive circuits:
Resistances in series and parallel, series and parallel equivalents, node-voltage analysis, mesh-current analysis, Thevenin and Norton equivalent circuits, Superposition principle, Wheatstone bridge.
3. Inductance and capacitance:
Capacitance, capacitances in series and parallel, inductance, inductance in series and parallel, mutual inductance
4. Transients:
First-order RC circuits, DC steady state response, RL circuits, RC and RL circuits with general sources, second-order circuits.
5. Steady-state sinusoidal analysis:
Sinusoidal currents and voltages, phasors, complex impedance, circuit analysis with phasors and complex impedances, power in AC circuits, Thevenin and Norton equivalent circuits, balanced three-phase circuits.
6. Frequency response and resonance:
Fourier analysis, filters and transfer functions, first-order low-pass filters, logarithmic frequency scales and decibels, first-order high-pass filters, series resonance, parallel resonance, second-order filters.
7. DC machines:
Overview of motors, principles of DC machines, rotating DC machines, shunt-connected and separately excited DC motors, series-connected DC motors, speed control of DC motors, DC generators.
8. AC machines:
Three-phase induction motors, stepper motors and brushless DC motors.
9. Electronic devices
Diodes, Zener-diode, rectifier circuits, field-effect transistors, bipolar junction transistors, amplifiers, differential amplifiers, operational amplifiers. |