{"title":"Implementation of Goertzel-based frequency estimation for power quality monitoring in embedded measurement systems","authors":"","doi":"10.24425/mms.2022.142270","DOIUrl":null,"url":null,"abstract":"InternationalstandardsfromIECandIEEEregulatepowergridparameterssuchastheRMSvalue,frequency, harmonicandinterharmonicdistortion,unbalanceorthepresenceoftransients,thatareimportanttoassure thequalityofdistributedpower.StandardIEC61000-4-30suggeststhezerocrossingalgorithmforthe measurementofthepowergridfrequency,butalsostatesthatdifferentalgorithmscanbeused. Thispaperproposesanewalgorithm,theFractionalInterpolatedDiscreteFourierTransform,FracIpDFT,to estimatethepowergridfrequency,suitableforimplementationinresourcelimitedembeddedmeasurement systems.Itisbasedonthenon-integerGoertzelalgorithmfollowedbyinterpolationatnon-integermultiples oftheDFTfrequencyresolution.Theproposedalgorithmisvalidatedanditsperformancecomparedwith otheralgorithmsthroughnumericalsimulations.ImplementationdetailsoftheFracIpDFTinanARM CortexM4processorarepresentedalongwithfrequencymeasurementresultsperformedwiththeproposed algorithminthedevelopedsystem.","PeriodicalId":18394,"journal":{"name":"Metrology and Measurement Systems","volume":"39 8","pages":"0"},"PeriodicalIF":1.0000,"publicationDate":"2023-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"1","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Metrology and Measurement Systems","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.24425/mms.2022.142270","RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q4","JCRName":"INSTRUMENTS & INSTRUMENTATION","Score":null,"Total":0}
期刊介绍：
Contributions are invited on all aspects of the research, development and applications of the measurement science and technology.
The list of topics covered includes: theory and general principles of measurement; measurement of physical, chemical and biological quantities; medical measurements; sensors and transducers; measurement data acquisition; measurement signal transmission; processing and data analysis; measurement systems and embedded systems; design, manufacture and evaluation of instruments.
The average publication cycle is 6 months.
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