水泥粉磨技術(shù)的研究與應(yīng)用.pdf

1、山東大學(xué)碩士學(xué)位論文水泥粉磨技術(shù)的研究與應(yīng)用姓名：范文禮申請學(xué)位級別：碩士專業(yè)：機械電子工程指導(dǎo)教師：張勤河鞏慶剛20080923山東大學(xué)碩士學(xué)位論文AbstractTheopenblowingmillsystemandtheclose—circuitsystembothhavedisadvantagesDuetotheexistingofovergrindingintheopenblowingmillwhichcouldresulti

2、nthewastingofpowdering，theclosed—circuitpoweringhasthereforebeendevelopedSOastoutilizetheenergyofpoweringcompletelyIntheeventofrealpractice，theclosed—circuitpowderingsystemhasincreasedthecapacityby20—40％However，thesystem

3、alsoincludesthedisadvantageslikecomplicatedprocessing，lowequipmentworkabilitylargeinvestmentandmuchmaintenanceoccupation，etcAftermanyyears’developmentthecombinationofgrindingrollerandhighefficiencysievinghasbecomethemain

4、streamofcementgrindingThemainresearchtopicincludes：(1)Hi曲efficiencysievingtechnologyItisallupdatedgenerationofballmillcostefficiencytechnologywhichmainlyfocusonworkprinciple，equipmentstructure，thebalanceofwindblowingmate

5、rials(2)ExtrusionpowderingtechnologyGrindingrollerisakindofnewtypeequipmentthatdevelopedfrom1980sItformsthenewprocessingofpressingmill，whichhasobviouslyachievementsTheprinciplecouldbegeneralizedas‘highpressionmill’Theres

6、earchmainlyfocusesontheworkprinciple，equipmentstructureandtheoperationetc(3)PowderingprocessingtechnologyThecombinationofextrusionpowderingandhigllefficiencysievingcantakeadvantageofthegoodpointsofeachpartbuteliminatethe

7、disadvantagesofthemSOthatthecapacityCanbeenhancedsignificantly(4)PracticeandexecutionAimingattheheavyliberationofgrindingrollerwhentherearemuchsmailergranulesandtheimprovementoftheprocessing，thehigllefficiencycyclonedust

8、collectionhasbeensetup，aswell嬲theclothand、析ndlockupinstallationsTheseimprovementshavedoneverywellinenhancingthebreakingupandclarificationincreaSingthemillefficiencyofthesmallergranulesandthecrushabilityofgrindingrollerMo