Item No.: CO4204-4F

Course - Electrical engineering 2: AC technology

Includes:

  • 1 Experiment card with R, L, C passive components for combination using 2-mm sockets
  • 1 Experiment card with RLC resonant circuits, 1 circuit tunable
  • 1 Experiment card with 1 power transformer, 1 repeater transformer and load circuits
  • Storage case
  • Labsoft browser and course software

Course contents:

  • The distinction between DC and AC variables
  • Characteristics of sinusoidal signals
  • RMS values of various periodic signals
  • Using vector diagrams to depict sinusoidal signals
  • Using vector diagrams for computation
  • Introduction to characteristic parameters for capacitors and inductors
  • How capacitors and coils store energy
  • Determining the capacitance of capacitors by measurement
  • Determining the inductance of coils by measurement
  • Introduction to the term reactance and the difference between capacitive reactance and inductive reactance
  • Determining the reactance of coils and capacitors by experiment
  • Investigating the AC-response of RC and RL voltage divider circuits
  • Investigating the frequency response of simple filter circuits for alternating and square-wave voltages
  • How electrical resonant circuits work
  • Introduction to the terms resonance, quality Q, bandwidth and critical frequency of resonant circuits
  • Measuring the frequency response of series and parallel resonant circuits
  • Tuning a parallel resonant circuit with a varicap diode
  • Explanation of the terms active, reactive and apparent power
  • Investigating response of transformers to loads: loaded, unloaded and short-circuit measurements
  • Identifying the typical areas of application for power and repeater transformers
  • Measurement and analysis of the frequency response of power transformers
  • Investigating the frequency response of repeater transformers
  • Measurement and analysis of the frequency response of repeater transformers
  • Fault simulation (4 simulated faults activated by relay)
  • Course duration 8 h approx. (fault finding 1 h approx.)