炭素陽極環(huán)室焙燒爐自動(dòng)化燃燒技術(shù)研究

1、東北大學(xué)碩士學(xué)位論文炭素陽極環(huán)室焙燒爐自動(dòng)化燃燒技術(shù)研究姓名：郭力申請學(xué)位級別：碩士專業(yè)：有色金屬冶金指導(dǎo)教師：張廷安2001.8.1東北大學(xué)碩L學(xué)位i侖立ABSTRACrSTUDYOFAUTOMATIONBURNINGTECHNOLOGYFoRCARBoNANoDEBAKINGFURNACEAbstractThereisagrowingawarenessinthealuminumindustrythatanodesarebecomin

2、gmoredemandedAnodebakeisthemostimportantprocessstewi13alurfdnumproductionInthisPaoert11ecompositionofcomputernetworkandthemodeofburningcontrolaredeterminedbystudyingbakingtechnologyThesedays，theautomaticburningteehniqueh

3、asbeenwidelyusedoverseas(theleadingusersincludeSETBRAMLtdinFranceandR＆DCarbonLtdinSwitzerland)InChinaGUIZHOUAluminumPlantandPINGGUOAluminumPlanthavearrivedatagoodeffectbyintroducingthistechnologyanddevicesfromSETERAMCarb

4、onLtdjTherearealsoseveralresearchingunitswhohavegotjdealapplicationeffectandachievedaninternationallevelThecyclingbakefiunacetllatbelongstoTheCarbonPlantofChinaGreatWa“AluminumCorporationisdiscussedinthispaperThisfumace，

5、including34burningloomshadstil】continuedtoUSetheoriginalma／／llaloperationst，lethatcamefrom1950~60sIthadhiglenergyconsumption，lowproductivityandnonstableproductionTheconsumptionexceeded100kg／t，andthequalityofproductsundul

6、atedintenselyTheseproblemswerecausedbylowequipmentlevel，under—developeddetectingmethod，longP甜odcontr01andtoomuchmanmadefactorThus；thecorporationdecidedtotransforml#bakefarnaceroundlyandtodevelopautomaticburningtechnology

7、Accordingtotheinfluenceofbakingtemperatureonantipressureintensity，holegapdegree，comparingresistance，airoxidation，negativeelectromotiveforoe，andoxygenationrateofcarbondioxide，basingontheanalysisofexistentternIIreraturefie

8、ld，temperaturecontroIcurve，andoperationrules，theburuingprocesswassuccessfullysimulated、thestructureandfunctionofcomputercontrolsystemwasdetermined，PIDburningcontr01modemcontr01intelligentfuzzycontrolandneuralnetworkcontr

9、olweredevelopedWehavecarriedoutbakingtemperaturecontrol，preheatingtemperaturecontrolandsyntheticaIharmonycontr01ThesystemisdividedintothreelayersThefirstislocaleworkstation，whichtreatwithtemperature，pressure，negativepres

10、sure，valvepositionsignalsinlocalfield，andcontrolvalveposition，burnerlevel，therotatespeedofheavyoilpumpThestationcanbeoperatedonthespottoo111esecondismonitorstationItsmaintaskistoC00rdinatetheheavyoilburningcontroIandnega