气力输送系统节能研究

《气力输送系统节能研究》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、青岛科技大学硕士学位论文气力输送系统节能研究姓名：朱秀苹申请学位级别：硕士专业：机械电子工程指导教师：李勇20090420青岛科技大学研究生学位论文RESEARCHONT艇ENERGY．SAVlNGOFPNEUM拨nCCONVEYINGSYSTEMThepneumaticconveyingmeanstransformingthesolidparticleswithcompressedgaspower．Withthetechnologicaldevelopment，thepneumaticconveyinghasalreadybeenwidelyappliedinindustry．But，

2、duetothehi曲energycosttheusinghavesomelimits．Theresearchontheenergy-savingofthepneumaticconveyingisverysignificantforindustryproductionandsavingnationalenergysources．Inthispaper,theinfluentfactorsofenergycostinthepneumaticconveyingaleanalyzed，theenergy-savingmethodsofthepneumaticconveyingareresear

3、ched，testverificationhasbeendonetoattesttosaveenergyofthepneumaticconveyingusingthetwo--by-passpipelinesystemandtheadjustableLAVALnozzlebasedonthemechanismofpneumaticconveying．First,thebackgroundaboutthethesis，meaning，methodandthinkingoftheresearchareexplained；developmenthistoryofthepneumaticconv

4、eyingisberepresented；thecharacteristicofpneumaticconveyingisbesummarizedbriefly；pneumaticconveyingareclassedbasedonthemechanismofpneumaticconveying．Thebasicparametersofpneumaticconveyingareresearched。Thenecessityandsignificanceoftheenergy-savinginpneumaticconveyingsystemisdiscussed．Thereducingene

5、rgycostofthepneumaticconveyingmethodsisanalyzedbythefollowingseveralsides：materialpropertieseffectonchoiceofthetransportationway,comparisonenergycostofdilutephaseconveyingwiththedense，comparisonenergycostofthedilutephasepneumaticconveyingwiththepositivedilutephasepneumaticconveying,pipelinemateri

6、aleffectonenergycostofthepneumaticconveying，conveyingpipeline(supplyways，two-by-passsystem，layoutofthesupplyairpipelinesandthesteppedpipelines)effectontheenergycost,operationaloptimizationoftheconveyingengineering，optimizationcontrolofthemulti-system，analysistheenergysavingoftheairsupplyequipment

7、,choicetheair气力输送系统节能研究tankinpneumaticconveyingsystem，choicecoolinganddryingwaysofthecompressedgasandpneumaticcomponent(reducingvalve，proportionalvalve，filter,flowcontrolvalveandLAVALnozzle)．Testverificationhasbeendone