Thispaperpresentstheimplementationofadigitallycontrolledparallelactivefi lte rforathyristorrectifierwithinductiveload.Usingastate-of-the- artdigitalsignalprocessor(DSP)platform(ADSP21020andADMC200), afullydigitalcontrolofthesystem,basedonthedead- beatcontrolofinvertercurrentsandspacevectormodulation,isimplemented. Theintrinsiccalculationdelayofthedead- beatalgorithmisshowntorepresentaserioushurdlefortheachievementofasatisfactorycom pensationquality.Inparticular,meetingtheIEC1000-3- 2standardsforclassAequipmentappearstobequitedifficult,especiallyinthehigh- frequencyrange. Thispaperinvestigatestheeffectsoftheinputpassivefiltersandpowerconverterdesignon thesystem'sperformanceanddescribestheimplementationofthedigitalcontrolbymeansoft hespecifiedhardware. Experimentalresultsarefinallygiventoevaluatetheachievedperformance. © 1998 IEEE.
Design and fully digital control of parallel active filters for thyristor rectifiers to comply with IEC-1000-3-2 standards
Buso S.;Malesani L.;Mattavelli P.;Veronese R.
1998
Abstract
Thispaperpresentstheimplementationofadigitallycontrolledparallelactivefi lte rforathyristorrectifierwithinductiveload.Usingastate-of-the- artdigitalsignalprocessor(DSP)platform(ADSP21020andADMC200), afullydigitalcontrolofthesystem,basedonthedead- beatcontrolofinvertercurrentsandspacevectormodulation,isimplemented. Theintrinsiccalculationdelayofthedead- beatalgorithmisshowntorepresentaserioushurdlefortheachievementofasatisfactorycom pensationquality.Inparticular,meetingtheIEC1000-3- 2standardsforclassAequipmentappearstobequitedifficult,especiallyinthehigh- frequencyrange. Thispaperinvestigatestheeffectsoftheinputpassivefiltersandpowerconverterdesignon thesystem'sperformanceanddescribestheimplementationofthedigitalcontrolbymeansoft hespecifiedhardware. Experimentalresultsarefinallygiventoevaluatetheachievedperformance. © 1998 IEEE.
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