1、東北大學碩士學位論文山東鋁業(yè)公司熱電廠75t煤粉鍋爐集散控制系統(tǒng)設計姓名：楊立東申請學位級別：碩士專業(yè)：機械工程指導教師：陳玉良20030701東北大學碩士學位論文ABS丁RACTDCSDesignon75tCoalPowderBoilerofSALCO’SPowerPlantABSTRACTCoalpowderfiredpowerstationofShanDongcorporationofChinaAluminiumcompanyes

2、tablishedin80’S，thefirststageprojectthree75toncoalpowderboilerdonotmeetthemarketcompeteanddemandsofdevelopmentofShanDongcorporationofChinaAluminiumcompanybecausethosecontroltodevicearedistributeautomationandeffectiveislo

3、wInnovationisurgentAdjustingspeedinACmotorhasbeenbecomingmainstreaminadjustingspeedingsystemwitlldevelopingoffrequencymodulatetechnologyAdjustingspeedinginACmotortaketheadvantageofsavingenergyhighautomation，developingpro

4、ductivityetc，tospreadrapidlyInthisdissertation，thedeviseoffeedingcoalpowdersysteminboileradoptadvancedfrequencyconvertertechnologysubstituteofelectromagneticclutch，getthepurposeofsavingenergyhighautomaftonDistributedcont

5、rolsystemisanewcontrolsystemincollectmonitoroperation，manage，anddistributedcontrolbycomputerinworkprocessFromtheworld，DCShavebecomethemainstreamintheprocesscontrolsItincreasinglyplayanimportantroleinsafestabilityrun，deve

6、lopingoperationeffective，andmanagelevelintheentireindustrialdepartmentInthisdissertation，insteadofpanelinstrumentincontrolroomin75tcoalpowderfiredfllmaceinthepast，weadoptDCSdevice，maketheentiresystembemorereasonableincon

7、figuration，innreliabilityandconvenientmailmachineinterface，meanwhilethissystemhasbeRerqualitypriceratio，insureentireprocesstorunstabilityControlsystemadoptprofessionalDCSsystemMACSIII，associatewithcoalpowderboilerrunning