管式加熱爐對流受熱面積灰結垢在線監(jiān)測與吹灰優(yōu)化研究.pdf

1、江南大學碩士學位論文管式加熱爐對流受熱面積灰結垢在線監(jiān)測與吹灰優(yōu)化研究姓名：朱繼紅申請學位級別：碩士專業(yè)：控制理論與控制工程指導教師：須文波20060301～摘要AbstractTheashdepositionorthescalingofconve斌iveheatingsurfaceisanimportantfactorofthesafeoftubularfurnaceandefficientmrmingButsootblowingis

2、“themosteffectiveandcomlnonmethodtosolvethisproblemWithouton1inefoulingsupervisingequipmenttheashblowingprocesshastObeoperatedORaregulartimebyoperatorsexperience，SOitisnotaccurateInthispaperthemethodfurtheon—linemomtorin

3、gofashdepositionandscalingORcontinuousreformingtubularfurnaceheatsurfacesisputforwardandthebasicprincipleofmonitoringmethodissmtedAndORthisbasistheonlinemonitodngsystemofashdepositionandscalingisdevelopedtoguideandoptimi

4、zetheprocessofsootblowingTheresearchesabouttheashfoulingmonitoringtechniqueandmodelsoftubularfurnaceareanalyzedandsummarizedBythemeasurableparametersoftheprocessoftubularfurnace，practicalconductcoefficientandidealconduct

5、coefficientofconvectiveheatingsurfaceoftubularfurnaceincalculatingmodelarecombinedSotheon—linemonitoringmodelsofconvectiveheatingsurfaceintubularfurnace，wasteheatboilerandairpreheaterareproposedCleanFactor(CF)ischosentoe

6、xpresstheeffectofashfoulingontheheattransferOnthebaseoftheonlinemonitoringdataofconvectiveheatingsurfacefoulingthecalculatingmodelofsootblowingoptimizationiseducedThenaccordingtOtheprinciple，whichthesumofthelosscostofene

7、rgywhatsteamSOOtblowerconsume，thelosscostofenergyofgatheringsootandthelosscostofenergyfurnacesystemisleast，theoptimizationtime—intervalofsootblowingisconfirmedGroundedontheexistingresearchandoperationlevelofthesootblower

8、thefoulingonlinemonitoringandsootblowingoptimizationsystemoftubularfurnacearedesignedwhichincludedatacommunicatingmodule，datamanagementmodule，foulingmonitoringmodule，sootblowingoptimizationmoduleandsootblowingautomaticco

9、ntroImoduleItiSfocusedonthedesignofsoftwareandhardwareofPCBCSThispaperalsopresentscommunicationimplementationbasedORModbusprotocolbetweenPCBCSandDCSTheresultsofpracticalapplicationshowthatthecontrolsystemisstableanddepen

10、dable，whichisbasicallymeetstheneedofautomaticoptimizationsootblowingandmonitoringSoitishelpfultothealterationofoptimizationsootblowingandmonitorfortubularfurnaceKeywords：TubularFurnace；Ashdepositionmonitoring；Sootblowing