Important information:

Course materials

Week 1 - Basic terms in electrical engineering

: kb. 5 óra

Topics

  • Prefixes
  • Electrical charge
  • Current
  • Voltage
  • Resistance (concept, component)
  • Resistivity (wire sizing)
  • Temperature coefficient
  • Power, work, efficiency

Examples (Excercises book):

  • Prefixes and unit conversions (1)
  • Electrical charge and current (2)
  • Resistivity and cable sizing (3, 4)
  • Temperature dependence of resistance (5)
  • Work, Power and efficiency (7)

Videos:

Week 2 - Basic electrical laws, resistance networks

: kb. 5 óra

Topics

  • Ohm's law
  • Kirchhoff's law
  • Series connection
  • Parallel connection
  • Equivalent resistor calculation

Examples (Excercises book):

  • Ohm's law (6)
  • Calculation of equivalent resistance (8)

Week 3 - Calculation of voltage and current values in complex DC networks

: kb. 5 óra

Topics

  • Voltage divider
  • Current divider

Examples (Excercises book):

  • Kirchhoff's laws, equivalent resistance, series and parallel connections (8, 9, 10)
  • Voltage divider, current divider (10, 11)

Week 4 - Circuit simulation using Ltspice (introduction)

: kb. 5 óra

Documentation

Simulation files, others

Week 5 - Active electrical networks, application of Thévenin's and Norton's theorems in network calculations

: kb. 5 óra

Topics

  • Voltage sources
  • Current sources
  • Power matching

Examples (Excercises book):

  • Loading of voltage generators (12)
  • Thevenin and Nortons theoerms (13)

Week 6 - Active electrical networks, -Multi-source networks

: kb. 5 óra

Topics

  • Superposition, nodal potentials, and loop currents method

Examples (Excercises book):

  • Multi-source networks (14)

Week 7 - Midterm test

Week 8 - AC networks

: kb. 5 óra

Topics

  • Properties of sine waves
  • Capaitor and electric field
  • Resistance, capacitor, and inductor in an AC circuit
  • Complex AC circuits (RL, RC etc.)
  • 3ph electic power
  • Bode characteristics
  • Dynamic phenomena

Examples (Excercises book):

  • Electric field, capcitors (15)
  • Dynamic phenomena (16)
  • AC circuits (17)

Week 9 - Electromagnetic field

: kb. 5 óra

Topics

  • Magnetic field strength
  • Amper's law
  • Magnetic induction, permeability, and flux
  • Force effect in a magnetic field
  • Reluctance
  • Electromagnetic induction (static, self, and motion)
  • Transformer as electric machine
  • Magnetic core types
  • Magnetic core losses
  • Winding materials

Examples (Excercises book):

  • Electromagnetic field and circuits (18)

Videos:

Week 10 - 3ph system and electrical machines (introduction)

: kb. 5 óra

Topics

  • DC machines
  • Synchronous machines
  • Asynchronous machines )
  • Reluctance machines, Universal machines

Examples (Excercises book)

Videos:

Week 11 - Semiconductors (introduction)

: kb. 5 óra

Témakörök

  • Semiconductor materials, doping
  • Diode
  • Voltage stabilization with Zener diode
  • Rectification

Examples (Excercises book):

  • Semiconductors(19)

Videos:

Week 12 - Midterm test