IC卡煤氣表及其收費管理系統的研制.pdf

1、華中科技大學碩士學位論文IC卡煤氣表及其收費管理系統的研制姓名：李剛健申請學位級別：碩士專業(yè)：測試計量技術及儀器指導教師：程憲平2002.4.2華中科技大學碩士學位論文ABSTRACTMechanicalgas—meterusedatpresentiSnotconvenientforusersandmanagementdepartment，SOitisnecessarytesearchanddevelopanewgas‘metercha

2、rgesystemForthepurpose，thispaperputforwardanewtypeofICcardgas—meteranditschargingmailagementsystemTheintelligentgas—meterbasedonICcardiSamechatronicinstrumentwithasingleprocessorIthastheabilitytoacquiretheflowsignalandco

3、ntrolthemagneticvalveTheleftgasvolumeisdisplayedontheLCDIfauser’scardisn’tvalidorthebattery’Svoltageistoolowvoice—lightalarmisusedtoindicateThechargingmanagementsystemisanetworkdatabaseprogramwhichisdesignedinadistribute

4、dClient／ServerframeworkThesystemisbuiltonthenewlytechnologyofnetworkdatabase，itsnetworkflameandfunctionaremarkedoutinthispapertheClient’SgraphicsuserinterfaceandperformancemodulearealsofinishedinthispaperThemaincontentsa

5、ndinnovationpointsarepresentedasfollows：1BasedonmechatronicdesignmethodologytheprototypeoftheICcardgas—meterisaccomplishedanddebuggedItsreliabilityandperformancehavereachedthedesigndemands2Thegas—meterisdesignedontheprin

6、cipleoflowpowerconsumptionLowpowerconsumptionsingleprocessorandperipheralelementsareselected，anditssoftwareisalsooptimizedThesedelaythelifeofthebatteryandareusefultoitsspread3IntelligentmemoryICcardisusedinthegas—meterAn

7、efficientalgorithmforoneciphertoonecardispresentedaccordingtothecharacteristicofICcardThesystem’Ssecurityisimproved4Achargingmanagementsystemisdesigned，whichnotonlybringsconveniencetotheusers，butalsohelpsthegascompanytoa