通用型化工過程測量數(shù)據(jù)校正軟件的開發(fā).pdf

1、山東大學(xué)碩士學(xué)位論文通用型化工過程測量數(shù)據(jù)校正軟件的開發(fā)姓名：夏茂森申請學(xué)位級別：碩士專業(yè)：控制工程指導(dǎo)教師：李歧強(qiáng)2002.11.16山東大學(xué)碩士學(xué)位論文ABSTRACTChemicalprocessmeasurementsasthecharacteristicinformationofplantoperationstate，isoneofthefoundationofComputerIntegratedProcessSystem(C

2、IPS)Datareconciliationplaysanimportantruleintheoperationandcontrolofchemicalplant111isfieldisafocusofprocesssystemengineeringInthispaperageneralprocessdatareconciliationsystemhaSdesignedanddevelopedonthebasisofintegrated

3、analysistoprocessmeaSurementreconciliationtechnologywitllstudyingthetypicalchemicalequipmentofcompressseparationflow—sheetofethylenecrackinggasesandcrudeoildistillationplantModifiedtimeseriesmethodproposedCanovercomethet

4、raditionallimitationeffectivelyItmakesuseofalargemountofhistoryinformationofmeasurementswhichCanincreasedataredundancyremarkablyandthushasadvantageoverpresentmethodingrosserrordetectionBothspeedofdatareconciliationandpre

5、cisionofrectifiedvaluesCanbeimprovedgreatlyGrosserrorsCanbedetectedandeliminatedefficientlybypre—handlingdatawitllstatisticaltestmethodsPhysicalpropertydatabaseandestimatedmethodsalealsostudiedinthispaperAdatabaSecontain

6、ingover300substanceshasbeensettledandarithmeticofsingleequilibriumprocessispresented；themethodofpseudocomponentofcrudeoilisinvestigatedandtheprecisionofthemethodistestedAccordingtothefeaturesofchemicalplantandthedemandof

7、CIPSofenterprise，makinguseofchemicalengineering，systemengineering，automaticandcomputertechnologygeneralprocessdatareconciliationsystem(GPDRS)haSbeendevelopedsuccessfullyn倫cheekedresultsdemonstratethatGPDRSCanprovideCIPSw