嵌入式旋轉機械狀態(tài)監(jiān)測系統(tǒng)的研制.pdf

1、東南大學碩士學位論文嵌入式旋轉機械狀態(tài)監(jiān)測系統(tǒng)的研制姓名：丁冠亮申請學位級別：碩士專業(yè)：機械制造及自動化指導教師：賈民平20040301TheDevelopmentofEmbeddedConditionMonitoringSystemforRotatingMachineryByDINGGuanliangSupervisedbyProfJIAMinpingSoutheastUniversityDiuetotherapiddevei。pme

2、nt。fembeddedtechnologies，devel。pinginteUigent‘zedmechanicajequipmentswithselfmonitoringabilityisbecomingoneofthemostattractiveresearchtopicsOnthebasis。fexistingc。nditi。nmonitoringsystems，thearchitectureoftheembeddedcondi

3、tionm。nitoringsYstemandkeyissuesinitsrealizati。narestudiedinthispaperwithrespectt。thecharacteristics。fembeddedsystemGiventhecharacteristicinlimitedresourcesofembeddedsystem，advancedembeddedoperatingsvstem(OS)anddigitalsi

4、gnalprocessor(DSP)technologyareemployedtoconstructconditionmonltoringsvstembvtheC／Sframework，whichrealizetheconcurrentexecutionamongdataacquisition，calculationandcommunicationTheresultsvalidatethereal—timeabilityandrelia

5、bilityforconditionmonitoringThesvstemdesignrealizesmaintainabilitybothinhardwareandsoftware，whichachievetheobjectlVeofremotesvstemmaintenanceandupgradeThedesignedsystemhasopening，transplantatlonanduniversalitywithhighfle

6、xibility’T矗ekeyissuesinDSPsystemrealizationarestudiedinthepaper’includingDSPfixedp0Intnumericalcaculation，mixedprogrammingtechniqueandbootloaderdesign，whichfulfillstheperformancerequirementsofdataacquisitionandprocessing

7、‘ThedeveIopingmodeofembeddedLinuxsystemisdiscussedinthepaperincludingCUStomlzatlono士LinuxOSkemel一programmingtechnologybasedonLinuxanddevelopmenttechnologyofappllcatlonsoftwarebasedonembeddedLinux，whichrealizehighperforma

8、ncesystemThekevissuesinnetworkcommunicationarestudiedinthepaperOnthebasisofSufficientutilizationofnetWorkresource，thereal—timeandreliabilityofnetworkcommunicationareachievedtogetherwithenc叫ptionandintegralityofdatatransm

9、ission，whichimprovethesystemexpanslbllltYandstability、FinallyasanexampIe，theembeddedconditi。nmonitoringsystemisappliedt。r。t。i‘es‘出edconditionmonitoringTheresultshowsthesystemiseffectiveandfeasible≤意池：c。n蜘刪橢洫昏酗eaaed科stem，