Electronics Lab: Power Quality Analyser

Lab on energy measurement and power quality. Includes analysis of active and reactive power, harmonics, cos φ, three-phase loads and the impact of lamps and motors. Students learn to use professional power analysers, carry out tests in real settings, interpret data with software and improve the efficiency and stability of installations. Ideal for technical training in electrical metrology, maintenance and energy diagnostics

MePA code: ABX-TP556

About this solution

Learning outcomes

The lab enables students to acquire advanced theoretical and practical skills in electrical energy measurement and power quality. Learning outcomes include:

Measuring active, reactive and apparent power on different types of load (e.g. lamps).
Analysis of harmonics and three-phase loads using phasor diagrams and the harmonic spectrum.
Calculating and interpreting the power factor (λ) and cos φ.
Measuring electrical quantities in motors and electrical devices.
Using energy meters to assess consumption.
Graphical representation of the three-phase system and unbalanced loads.

Lab objectives

The “Energy Measurement Technology” lab aims to:

Provide direct experience with three-phase power analysers for professional single-phase and three-phase AC measurements.
Enable the measurement of fundamental quantities: voltage, current, power, frequency, phase angle, cos φ.
Analyse power quality: THD, phase shifts, distortion, transients, network imbalances.
Study the behaviour of real loads such as LED, halogen and energy-saving lamps.
Use advanced instruments with web server, TCP/IP, oscilloscope functions and digital interfaces.

Educational aims

The training programme makes it possible to:

Learn the fundamentals of electrical metrology, in both TRMS and graphical mode.
Interpret and document real electrical data using professional software and certified instruments.
Analyse the impact of harmonics on the efficiency and safety of installations.
Link theory and practice with measurements on real loads in simulated residential and industrial settings.
Develop technical awareness of power quality in compliance with European standards.
Promote diagnostic autonomy and critical analysis for maintenance and energy efficiency.

Conclusion

The “Energy Measurement Technology” lab offers practical training in how to measure, analyse and interpret electrical phenomena related to network quality and efficiency.

Using advanced instruments, students learn to diagnose imbalances, harmonics and consumption, developing complete technical and professional preparation.

This learning environment bridges theory and real installations, helping to train technicians ready to meet the challenges of maintenance, efficiency and safety in modern electrical installations.

The solution promotes inclusion, collaborative learning and the use of innovative teaching methods.