Laboratory of electrical energy quality and EMC

Device immunity to low-frequency conducted disturbances
  • Immunity tests according to the standards.
  • Development of test procedures and measurement and test instruments.
  • Research on devices immunity to low-frequency conducted disturbances.
  • Harmonics, Sub- and Inter-harmonics, Impulse/Oscillating/Impulse periodical low-frequency disturbances; Voltage changes and variations, Voltage asymmetry, System frequency variations, Voltage events: overvoltages/dips/interruptions.
  • Electric Fast Transients (EFT), Surge pulse (SURGE), Ring Wave (Ring), Power frequency and pulse magnetic fields, Electrostatic Discharge (ESD), Voltage dips (DIP)

Examples of laboratory instruments:
Programmable linear amplifier power source Pacific Power AMX108
Programmable three-phase power source California Instruments CI 15003iX
Transient compact test system EMC Partner TRA2000IN6

Low and High-Frequency Conducted Emissions
  • Low- and high-frequency conducted emissions measurement according to the standards.
  • Development and testing of instruments for low-frequency conducted emissions measurement.
  • Research on equipment low-frequency conducted emissions.
  • Low-frequency conducted disturbances – Harmonics, Sub- and Inter-harmonics, Impulse/Oscillating/Impulse periodical low-frequency disturbances; Voltage changes and variations.
  • High-frequency conducted disturbances – continuous high-frequency conducted disturbances from 9 kHz to 30 MHz.

Examples of laboratory instruments:
Precision wattmeter and analyzer ZES ZIMMER LMG500
Precision wattmeter and analyzer ZES ZIMMER LMG95
EMC/EMI receiver PMM 9010 with accessories

Power network analysis and Power Quality
  • Power networks simulation using static and dynamic models made in Matlab Simulink, PSCAD.
  • Specialized and standardized on-field measurements.
  • Research, development and testing of measurements algorithms, procedures and instruments; data mining and evaluation.

Examples of laboratory instruments:
Power network analyzer and Power Quality monitor ELCOM ENA 500.22
ScopeCorder YOKOGAWA DL850
Measurement and Control National Instruments PXI platform
Current and Voltage Transducers (Shunts/Dividers)


Head of laboratory

Assoc. Prof. Jiri Drapela
Technicka 3082/12, 616 00 Brno, Czech Republic
Email: drapela@feec.vutbr.cz
Phone: +420 541 146 211