硬石膏煅燒與復(fù)合改性的效應(yīng)研究.pdf

1、武漢理工大學(xué)碩士學(xué)位論文硬石膏煅燒與復(fù)合改性的效應(yīng)研究姓名：羅惠莉申請學(xué)位級別：碩士專業(yè)：環(huán)境工程指導(dǎo)教師：陳吉春20031101AbstractsAnhydriteisresourcefulandisnotusedeffectirelybecauseofitspoorgellingproperty，especially，itsabandonmentresultsinenvironmentpollutionItistheimportan

2、twayofanhydrite—resourcedusethattoproduceallkindsofconstructionmaterialsandproductsbyusingwastedanhydrite，soitnotonlyprotectenvironment，butalsomakeeconomicalefficiencyTheabilityofanhydriteteactwithwaterslowlytomakegypsum

3、formsthechemicalbasisforitsuseasaconstructionmaterialItcansubstantiallyimprovethehydratingcapabilitybygrindingfinely，addingactivatorsandcalciningTheindustryapplyofanhydritewillbecomeimpossibleonlyafterthehydratingvelocit

4、yhasbeenperfectedThisisthekeyoftheresearchofanhydritemodificationIthadachievementunderthestudyofG—‘N‘‘MJfour—’factorcompoundarousingsystemItgainsanhydrirecement，whichcoagulatesin30minutesThisstudyimprovedanhydritebycalci

5、ningandadjustingthecompoundarousingsystembasedOnthesystemthereforethecoagulationandindustrycapabilityofanhydritewillbeamendedThecompositionproportion，whichhavegoodmodificationeffectandissuitableforindustryproducingwillbe

6、triedtofindoutbycombiningcatciningandcompound—arousingsystemActingmechanismsOfcalciningwillbediscussedbasedonexperimentresultandtestanalysisAfteritemsandsystemstests，seriestechnicalparametershavebeengottenTheproportionso

7、fthecompositionofmodificationanhydrite，whichhavethebestcapacityhavebeenobtainedbymodifyingthecontentofeverycomponentofthecompoundsystemTheinitialsettingtimeofmodifiedanhydritehasbeencontrolledaboutlOminutes。andthefinalse