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1、江蘇大學碩士學位論文基于CAN總線的智能儀表遠程傳輸系統(tǒng)的研究與實現(xiàn)姓名:朱成云申請學位級別:碩士專業(yè):電力電子與電力傳動指導教師:劉星橋20090602江蘇大學碩士學位論文ABSTRACTWiththeeconomicdevelopmentandcontinuousimprovementofautomationintheproductionmanagement.Thetraditionalinstruments,fieldbusandEthernettechnologyarecombinedtOdevelopthefieldintelligentdetectioninst
2、rumentwithbusinterfaceandremotemonitoringsystemhasbecomethehotspotintheindustry.Theresearchstatusofthesubjectathomeandabroadwasanalyzedindetail,andakindofremotetransmissionsystemofintelligentinstrumentbasedonCANBuswasproposedinthispaper.Firstly,thekeyissueswheretheproblemlieswereanalyzed,a
3、ndtheoveralldesignofthesystemwasexplainedinthispapeLThenthehardwareandsoftwaredesignofthesystemwerediscussedindetail.TheMCUC8051F040wasusedasthecoremicroprocessoroftheintelligentinstrumentinthedesign.Besides,signalprocessingcircuit,CANBusinterfacecircuitandman—machineinteractiveinterface,e
4、tc.weredesigned,andthewaterenvironmentroutineparameterssuchastemperature,pH,turbidity,conductivity,etc.weredetected.TheinstrumentwastakenasthenodeofCANbusandthedetecteddataweretransmittedtOthebusbytheCANbusinterface.TheARM7processorLPC2292chipofthePhilipswasusedastheprocessoroftheembeddedC
5、AN-Ethernetgateway,andthereal—timeoperatingsystemof/tC/OS—11wastransplantedonthehardwareplatform.TheTCP/IPprotocolstackwasrealizedwhichwascutandsuitablefortheapplicationofembeddedsystems,andtheWebServerwasbuiltbasedonTCP/IPprotocol,thegatewaywastakenasthehostnodeofCANbusandthereceiveddataw
6、erestoredinit.ThentheembeddedWebSeverofCAN-EthernetwasaccessedthroughIEbrowserbythestaffinthemonitoringcenter,andthereal-timedatadetectedbytheintelligentinstrumentcanbedisplayedonWebpagesdynamically.Thesystemperformssteadilyandefficientlyinpracticaltest.Byanalyzingtheoperationresultsandper
7、formance,theindustrialEthernet,CANBusandtheintelligentinstrumentscanbeunitedtotransmittheinformationoffieldintelligentequipmentstOthecontrolroomfaraway.Themonitoringofsomespecialordangerousunattendedplacesisrealized,reducingtheproductionaccidentratetothelowest