简介:Magneticsensorarraysareproposedtomeasureelectriccurrentinanon-contactway.Inordertoachievehigheraccuracy,signalprocessingtechniquesformagneticsensorarraysareutilized.Simulationtechniquesarenecessarytostudythefactorsinfluencingtheaccuracyofcurrentmeasurement.Thispaperpresentsasimulationmethodtoestimatetheimpactofsensingareaandpositionofsensorsontheaccuracyofcurrentmeasurement.Severalerrormodelsarebuiltuptosupportcomputer-aideddesignofmagneticsensorarrays.
简介:Controlmethodsofhysteresiscurrentvectorcontrolofpermanentmagnetsynchronousservodrivefedbyvoltagesourceinverterareexamined.Detaileddescriptionofthecontrolmethodsinstationaryreferenceframewithcircle,squareandhexagonshapetoleranceareausingadaptivesolutionsispresented.Thetheoreticalconsiderationsaresupportedbysimulationresults.