Influence of the Phenomenon of Spectrum Leakage on the Evaluation Process of Metrological Properties of Power Quality Analyser

Power quality assessment is a complex measurement task, requiring the usage of a system with suitable metrological properties. This complex measurement task in the real power grid is performed with the use of power quality analysers that measure and record the parameters determining the power qualit...

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Main Authors: Piotr Kuwałek, Przemysław Otomański, Krzysztof Wandachowicz
Format: Article
Language:English
Published: MDPI AG 2020-10-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/20/5338
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author Piotr Kuwałek
Przemysław Otomański
Krzysztof Wandachowicz
author_facet Piotr Kuwałek
Przemysław Otomański
Krzysztof Wandachowicz
author_sort Piotr Kuwałek
collection DOAJ
description Power quality assessment is a complex measurement task, requiring the usage of a system with suitable metrological properties. This complex measurement task in the real power grid is performed with the use of power quality analysers that measure and record the parameters determining the power quality. The paper presents selected research results for a class A power quality analyser in the specially prepared measurement system containing measuring instruments calibrated by the Main Office of Measures. The measurement results were completed with a presentation of the uncertainty budget. The influence of the phenomenon of spectrum leakage on metrological properties of the tested power quality analyser was considered in the paper. To assess this influence, the simulation studies with the use of MATLAB and the experimental studies were carried out for selected test signals. The Metrological interpretation of the research results is presented in the paper.
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spelling doaj.art-38df4ae986f44c759a3282c68c452e092023-11-20T16:57:42ZengMDPI AGEnergies1996-10732020-10-011320533810.3390/en13205338Influence of the Phenomenon of Spectrum Leakage on the Evaluation Process of Metrological Properties of Power Quality AnalyserPiotr Kuwałek0Przemysław Otomański1Krzysztof Wandachowicz2Institute of Electrical Engineering and Electronics, Faculty of Control, Robotics and Electrical Engineering, Poznan University of Technology, Piotrowo Street, No. 3a, 60-965 Poznan, PolandInstitute of Electrical Engineering and Electronics, Faculty of Control, Robotics and Electrical Engineering, Poznan University of Technology, Piotrowo Street, No. 3a, 60-965 Poznan, PolandInstitute of Electrical Engineering and Electronics, Faculty of Control, Robotics and Electrical Engineering, Poznan University of Technology, Piotrowo Street, No. 3a, 60-965 Poznan, PolandPower quality assessment is a complex measurement task, requiring the usage of a system with suitable metrological properties. This complex measurement task in the real power grid is performed with the use of power quality analysers that measure and record the parameters determining the power quality. The paper presents selected research results for a class A power quality analyser in the specially prepared measurement system containing measuring instruments calibrated by the Main Office of Measures. The measurement results were completed with a presentation of the uncertainty budget. The influence of the phenomenon of spectrum leakage on metrological properties of the tested power quality analyser was considered in the paper. To assess this influence, the simulation studies with the use of MATLAB and the experimental studies were carried out for selected test signals. The Metrological interpretation of the research results is presented in the paper.https://www.mdpi.com/1996-1073/13/20/5338FFTharmonicsmeasurement windowpower quality analyserspectrum leakageuncertainty budget
spellingShingle Piotr Kuwałek
Przemysław Otomański
Krzysztof Wandachowicz
Influence of the Phenomenon of Spectrum Leakage on the Evaluation Process of Metrological Properties of Power Quality Analyser
Energies
FFT
harmonics
measurement window
power quality analyser
spectrum leakage
uncertainty budget
title Influence of the Phenomenon of Spectrum Leakage on the Evaluation Process of Metrological Properties of Power Quality Analyser
title_full Influence of the Phenomenon of Spectrum Leakage on the Evaluation Process of Metrological Properties of Power Quality Analyser
title_fullStr Influence of the Phenomenon of Spectrum Leakage on the Evaluation Process of Metrological Properties of Power Quality Analyser
title_full_unstemmed Influence of the Phenomenon of Spectrum Leakage on the Evaluation Process of Metrological Properties of Power Quality Analyser
title_short Influence of the Phenomenon of Spectrum Leakage on the Evaluation Process of Metrological Properties of Power Quality Analyser
title_sort influence of the phenomenon of spectrum leakage on the evaluation process of metrological properties of power quality analyser
topic FFT
harmonics
measurement window
power quality analyser
spectrum leakage
uncertainty budget
url https://www.mdpi.com/1996-1073/13/20/5338
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AT przemysławotomanski influenceofthephenomenonofspectrumleakageontheevaluationprocessofmetrologicalpropertiesofpowerqualityanalyser
AT krzysztofwandachowicz influenceofthephenomenonofspectrumleakageontheevaluationprocessofmetrologicalpropertiesofpowerqualityanalyser