實時事務處理在人機界面系統(tǒng)的應用.pdf

1、大連理工大學碩士學位論文實時事務處理在人機界面系統(tǒng)的應用姓名：孫廣文申請學位級別：碩士專業(yè)：電子與通信工程指導教師：仲崇權(quán)20090601大連理工大學專業(yè)學位碩士學位論文Real—timeTransactionPracticeinHMISystemAbstractAlongwiththecontinualexpansionofsystemscopeandintegrationlevelofsystemine—reasing，indust

2、rialcontrolsystemproposeshigherrequirementforrealtimedataBecausethemorewidelyreplicationofcomputerinmodemindustrialprocesscontrol，designinghigllperformancerealtimetransactionprocedure，andatthesametimeofdatasamplingdatama

3、riaogementinfield，systemhastoarrangedifferentlevelsofsystemmanagementtransactionisdoableReflectioncustomer’SrequirementandinputisthekeyabouthowtesolvethisproblemThisarticlewilldiscussthedetailsaroundtheseabovepointsThisa

4、rticlewillfocusonthreeperspectives：1ToSampleforfieldreal—timedatatoellsurethereal—timepropertyofdatacomplianceofdata2Todispatchtherealtimetransacttion，makeasmoretransactionassystemcallaccomplishwithinlimitedtime，SOthatma

5、kealltransactionsareexecutedinthebestway3Tobuildupconcurrentaccessmodel，designdataaccessinterface，implementthemanagementandsharingoffieldreal—timedataWewillsolvethese3pointsbysetuprealtimetransactionprocesscomponentThere

6、altimetransactionprocesscomponentissoftwaresystempartascomponentFacingtherealtimerequirementofindustrialcontrolsystem，eompositedwiththekerneltheoryofreal—timedatabaseandreal—timedataprocesstechnologyintroducedfromindustr

7、ialcontrolreal—timedata’Stransactiondispatching，thesetupofdatamodel，theorganizationofdatathemanagementofdataandalsothedataserviceinterfaceofapplicationlayer，thearticleproposesanewalgorithmforbothrealtimeandnonrealtimetra

8、nsactionItalsoproposedaeclectic，compositedwithallkindsofmanagementrequirementconcurrenttransactionprocessingcomponentdesignbluemap，itimplementtheseparationoftransactiondispatchingkernelfromotherpartofindustrialcontrolsys

9、temItdeterminesthekerneldatastructureofrealtimetransactionprocesscomponent，proposestherealtimedatamanagementstrategyminimizestheresponsetimeofreal—timedatatransactionprocesscomponent，SOthatincreasethereal—timeofindustria

10、lsystemBasedonthecurrentmultipletransactiondispatching，thisarticleproposedandimplementedareplacementoforiginaltransactiondispatchingmechanismbyCOMAndfinallyembeddedintotheindustrialOPCsystem，itachievesaberetsystemrespons