基于虛擬儀器的小型斷路器瞬動特性的檢測技術研究.pdf

1、河北工業(yè)大學碩士學位論文基于虛擬儀器的小型斷路器瞬動特性的檢測技術研究姓名：夏永剛申請學位級別：碩士專業(yè)：電氣工程指導教師：李文華201012???????????????????????iiRESEARCHOFINSTANTANEOUSDETECTIONTECHNOLOGYOFMINIATURECIRCUITBREAKERBASEDONVIRTUALINSTRUMENTFEATURESABSTRACTMiniaturecircuitb

2、reakersareonekindofswitchingelementsinlowvoltagedistributionwkwhichbelongstotheprotectiveelectricappliancetheyaremainlyusedinhouseholdindustrialbuildingsdistributionlineterminalthelevelofreliabilitydirectlyimpactsthenmal

3、powersupplyofhouseholdindustrialinstallationsthesafeoperationofdistributionlineequipment.Ifthereliabilitydoesnotmeettheneedofproductionlifeespeciallyinstantaneousprotectionactertheywillbringbigtroublestotheusersevenresul

4、tinextremelyseriouseconomicloss.Soitissignificanttostudytheinstantaneousprotectingreliability.Inthispapertheinstantaneousacterdetectedsystemofminiaturecircuitbreakerbasedonvirtualinstrumenttechnologyisdescribedindepth.At

5、firstitintroducesthereliabilitydetectedtechnologyofminiaturecircuitbreakerthevirtualinstrumenttechnologyLabVIEWdevelopmentplatfm.Secondlyitelabatesthehardwarecomponentthefunctionsofthecomponentunitsthewkingprincipleabout

6、theinstantaneousacterdetectedsystemofminiaturecircuitbreakerindetailduringtheinstantaneousacterdetectionitalsoadoptsadetectedcircuitofphaseionclosingtoreducethegenerationoftransientcurrent.ThirdlyonthebaseofthisproposesL

7、abVIEWsoftwaredesignideathenusethatdevelopthesoftwaresystemofthedetectedsystemtorealizethefunctionofexploderuserinterfacedataacquisitionparametermodificationamendmentsavethequeryoftherelevanttestdata.Finallythepaperpoint

8、soutseveralaspectsofdetectedaccuracycarriesonthecrectionofthedetectedaccuracy.Resultprovesthattheminiaturecircuitbreakerinstantaneousacterdetectedsystemwhichadoptedbythevirtualinstrumenttechnologyhassteadyperfmanceeasyop