Power Quality for Combined Utility and Renewable Power Seminar

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Power Quality for Renewable Energy
Power Quality for Renewable Energy

Many buildings have a combination of power sources including utility, renewable energy inverters, standby generators and uninterruptible power supplies (UPS). Power Quality for Combined Utility & Renewable Power Seminar compares these power sources from a power quality perspective and offers advice for the proper sizing of these power sources, based upon the intended loads. It demonstrates the various levels of power quality achievable for renewable energy inverters based on various filter schemes and provides instruction about the effect that specific loads can have on various power sources.


Introduction and Comparison of power sources                  [30 minutes]

  • Utility
  • Renewable energy (RE) inverters
  • Standby generators
  • Uninterruptible power supplies

Filter techniques for RE inverters                                             [30 minutes]

  • PWM waveform
  • Supra-harmonics
  • Filter reactors
  • Various L-C filters                                                        
  • Multi-level inverters

Power source sizing requirements                                       [45 minutes]

  • Inverter based sources

Renewable energy inverters

Uninterruptible power supplies (UPS)

  • Inductance based sources

Utility service transformer                                                           

Standby generator

PQ impact of loads on power sources                                     [45 minutes]

  • LED lighting
  • Chillers & HVAC
  • Fan walls & ECMs
  • EV charging

Possible interactions between loads and power sources             [60 minutes]

  • Harmonics
  • Supra-harmonics
  • EMI

Wrap-up (disturbances, waveform signatures, measurements)              [30 minutes]                                                                     

Upon completion of Power Quality for Combined Utility & Renewable Power Seminar, participants should have a meaningful understanding of the power quality considerations for facilities that combine renewable power sources with traditional (utility) power. This seminar explains power quality issues for specific power sources as well as the impact of various loads on these sources.

This Seminar is approved by the State of Wisconsin for credential types:
Commercial Electrical Inspector Certification, Industrial Journeyman Electrician License, Journeyman Electrician License, Master Electrician License, Registered Electrician Registration, Residential Master Electrician License, Residential Journeyman Electrician License

WI DSPS PDF of approved vendors:



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