Active Filter Reference Calculations Based on Customers’ Current Harmonic Emissions

This paper deals with harmonics compensation in industrial and distribution networks using an active filter (AcF). When defining the AcF’s reference current, it is important to properly consider the network background harmonic distortion. Within this paper, we propose an AcF reference current calcul...

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Main Authors: Aljaž Špelko, Boštjan Blažič, Igor Papič, Leopold Herman
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/14/1/220
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author Aljaž Špelko
Boštjan Blažič
Igor Papič
Leopold Herman
author_facet Aljaž Špelko
Boštjan Blažič
Igor Papič
Leopold Herman
author_sort Aljaž Špelko
collection DOAJ
description This paper deals with harmonics compensation in industrial and distribution networks using an active filter (AcF). When defining the AcF’s reference current, it is important to properly consider the network background harmonic distortion. Within this paper, we propose an AcF reference current calculation method, based on customers’ current harmonic emissions. The main novelty of the paper is the AcF reference current calculation method that considers only the customer’s contributions to the harmonic distortion at the point of common coupling (PCC). By separating the harmonic current at the PCC into components that can be attributed to the customer and to the network, it is possible to limit the required AcF power. To determine the customer’s emission, the customer’s harmonic impedance must be known. As the actual harmonic impedance cannot be determined in a real environment, a reference harmonic impedance can be used instead. To test the proposed AcF reference current calculation method, we developed a control algorithm of an AcF in the PSCAD software and tested this on a medium-voltage benchmark simulation model.
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spelling doaj.art-3bc0446f27cd40038e3a2f23468d7c6f2023-11-21T08:04:07ZengMDPI AGEnergies1996-10732021-01-0114122010.3390/en14010220Active Filter Reference Calculations Based on Customers’ Current Harmonic EmissionsAljaž Špelko0Boštjan Blažič1Igor Papič2Leopold Herman3Faculty of Electrical Engineering, University of Ljubljana, Tržaška 25, 1000 Ljubljana, SloveniaFaculty of Electrical Engineering, University of Ljubljana, Tržaška 25, 1000 Ljubljana, SloveniaFaculty of Electrical Engineering, University of Ljubljana, Tržaška 25, 1000 Ljubljana, SloveniaFaculty of Electrical Engineering, University of Ljubljana, Tržaška 25, 1000 Ljubljana, SloveniaThis paper deals with harmonics compensation in industrial and distribution networks using an active filter (AcF). When defining the AcF’s reference current, it is important to properly consider the network background harmonic distortion. Within this paper, we propose an AcF reference current calculation method, based on customers’ current harmonic emissions. The main novelty of the paper is the AcF reference current calculation method that considers only the customer’s contributions to the harmonic distortion at the point of common coupling (PCC). By separating the harmonic current at the PCC into components that can be attributed to the customer and to the network, it is possible to limit the required AcF power. To determine the customer’s emission, the customer’s harmonic impedance must be known. As the actual harmonic impedance cannot be determined in a real environment, a reference harmonic impedance can be used instead. To test the proposed AcF reference current calculation method, we developed a control algorithm of an AcF in the PSCAD software and tested this on a medium-voltage benchmark simulation model.https://www.mdpi.com/1996-1073/14/1/220active filter referenceharmonic emissionpower qualityreference impedances
spellingShingle Aljaž Špelko
Boštjan Blažič
Igor Papič
Leopold Herman
Active Filter Reference Calculations Based on Customers’ Current Harmonic Emissions
Energies
active filter reference
harmonic emission
power quality
reference impedances
title Active Filter Reference Calculations Based on Customers’ Current Harmonic Emissions
title_full Active Filter Reference Calculations Based on Customers’ Current Harmonic Emissions
title_fullStr Active Filter Reference Calculations Based on Customers’ Current Harmonic Emissions
title_full_unstemmed Active Filter Reference Calculations Based on Customers’ Current Harmonic Emissions
title_short Active Filter Reference Calculations Based on Customers’ Current Harmonic Emissions
title_sort active filter reference calculations based on customers current harmonic emissions
topic active filter reference
harmonic emission
power quality
reference impedances
url https://www.mdpi.com/1996-1073/14/1/220
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AT leopoldherman activefilterreferencecalculationsbasedoncustomerscurrentharmonicemissions