混凝土多步攪拌工藝的研究.pdf

1、分類號：THl210710學(xué)號諼摩天海工程碩士學(xué)位論文混凝土多步攪拌工藝的研究焦予民導(dǎo)師姓名職稱申請學(xué)位級別論立提交日期學(xué)位授予單位馮忠緒教授答辯委員臺主席至互蔓學(xué)位論文評聞人型喧圄拯：壘ResearchonConcreteMultistepMixingTechnologyAbstract：Comparedwithtraditionalmixingtechnologyconcretemultistepmixingtechn0109yha

2、veimprovedtheconcreteintensitybyalargemarginunderthesamehardnesste吼sandsavedcementconsumptionundertheintensityconditionoftheequalconcreteetcItisnotmerelysuitableforthemixingoftheordinaryconcrete，especiallysuitableforthem

3、ixingofhigh—performanceconcreteintheconcretestructureoflargespansuchasthehighspeedpassengertrafficrailway’superhighwayetcThispaperanaIyzetheprincipleofconcretemultistepmixingtechnologyandestablishthereconstructivebluepri

4、ntofpriorconcretemixingequipmentaccordmgtocharacteristicofmultistepmixingtechnologyReconstructivethemechanicalpartofthepriorconcretemixingequipmentinordertobesuitableformultistepmixingtechn0109Yandimprovingthemixingquali

5、tyandefficiencyConfirmthestructurefo瑚andparametersoftheaggregatebatchingsystems，powerbatchingsystems，liquidbatchingsystemaccordingtothetheoryanalysisanddifferentmaterialEstabliShtheshiftconcretemixer、structure，drivingmod

6、elandreferencespareparts；adoptadvancedbatchinginstrumentcombinewithworkersaccusingofmachlnetealizesuppliesthicktomixandnotprecisetobuythestepbystep，orderotsettmguDdi腩rentsuppliesfeedingtheautomatictechnologicalprocessofm

7、aterial，adoPtthetechnologyoffrequencyconversiontochangespeedtocontroltheconcretemixeronthebasisofcarryingonanalysisandresearchintotheelectricpartofconcretemixingequipments，especiallyvariousinstyle，withhighprecision，measu

8、reandfasttoweighingthesuppliesetcObtainedthemixingruleoffeedingbymanystepstoverifytheexactnessoftheanalyticalmethodbycarryingonresearchIntothetechn0109vmethodwiththemodelexperiment，Theonthe。spotexperimentsaIldmodelexperi

9、mentallverify：TheperformanceoftheconcretehasCOlTesPondlngrelationwithitsproducingandmixingthemethod，havecertainCOlTesporidingrelationtoentertheorderofthemixerwithconcreteeachcomponent，thesamematerialadoptsthesamematchrat

10、io，differentmixingtechnologys，thequalityofconcretemixingma_tterisdifferentConcretemultistepmixingtechnologyISmoresuitableforthemixingofconcreteKeywords：multistepmixingtechnologyshiftmixermodeltesthighperformanceconcretef