發(fā)電設(shè)備高頻信號處理硬件設(shè)計與噪聲監(jiān)測系統(tǒng)開發(fā).pdf

1、華中科技大學(xué)碩士學(xué)位論文發(fā)電設(shè)備高頻信號處理硬件設(shè)計與噪聲監(jiān)測系統(tǒng)開發(fā)姓名：彭小圣申請學(xué)位級別：碩士專業(yè)：系統(tǒng)分析與集成指導(dǎo)教師：李朝暉20090105IIABSTRACTConditionmonitingissignificanttothemaintenanceofhydroelectricequipment.Highfrequencysignalsofhydroelectricequipmentareacteristichardto

2、beinterfered.InrecentyearshighfrequencysignalmonitingsystemsaresuccessfullyusedinpartialdisgeonlinemonitingoftransfmerpartialdisgeonlinemonitingofgeneratonlinecavitationmonitingofKaplanturbineetc.Basedontheanalysisofhigh

3、frequencysignalsofhydroelectricequipmentsadetailedsolutiontothehardwaredesignisgivenincludingamplifierblockfilterprotectdownconverterelectromagicshieldingetc.Furthermethisarticleintroducestheresultsoftwoindustrialonlinem

4、onitingsystemsputsfwardthesystemdesignofhardware.ThesoftwaredesignofhighfrequencysignalmonitingsystemsisdiscussedwithonlinecavitationmonitingofKaplanturbineincludingsystemdesignsystemfunctionssoftwarestability.Basedonthe

5、experienceofsoftwaredesignasoftwareplatfmfhighfrequencyconditionmonitingsystemisrecommendedwhichissuitablefmostindustrialonlinemonitingsystemsofgreatextendingvalue.Atlastthispaperissummarizedlooksfwardthefurtherresearchw

6、ktobedeveloped.Highfrequencysignalsofhydroelectricequipmentareacteristicwouldbewidelyusedinonlinemningsystemsofhydroelectricequipmentinthefuture.KeyWds：hydroelectricequipmentconditionmonitinghighfrequencysignal，hardwared