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.)