氟化鋁干燥特性的實(shí)驗(yàn)研究.pdf

1、丫774058分炎j；：：中j以：rlif、7代：I㈨f‘』0jIj：S0272H飛嚼差遺犬等’學(xué)位論文氟化鋁二F燥特性的實(shí)驗(yàn)研究ExperimentalStud)ontheDryingPropertyofAluminumFluol4ide研究指導(dǎo)敦生：揚(yáng)國墓師：到翅丕數(shù)攫合作指導(dǎo)教師：。童復(fù)查盟究旦——f青學(xué)位門類級(jí)別：：[堂亟：L一——0Uk藝稱肼7j乃所ml跣l(wèi)嗣；)叢蘭6j地I：叢些越上HL豎!劌!i壘!ii量4王一一j：芏I逸

2、一2005印3』JABSTRACTAnh3dl‘onsa[ulniill]tnfluorideisanimportantadditiveinelectrolysisaluminumprodnctionandlls、、atercontenthasadirecteffectonthecostandoperatingenvironmentThispaper，aimedatthcproblemofdr3，ingaluminumfluoridet

3、rihydrate，studiedthealostpossiblebindingformatofcDstalwaterandherebydeducedtheprocessofcrystalwaterdehydrationTheeffectofdryingtemperatureandheatingrateonthealuminumfluoridedehydrationwasstudiedbythermogravimetryexperime

4、ntsTiledehydrationmechanismandisothermalkinetiosofthedewateringofalmninumfluoridecrystalhydrateswereinvestigatedalsobyTGDTGanalysis，italsoprovedthatthedehydrationprocessobtainedfromcrystalstructureanalysewastrueItwasobta

5、inedthatahiglIrtemperaturewouldleadtohigherpyrohydrolysis，andahigherheatingratewouldresultinmoredrasticdehydration，butrestrainhydrolysis，SOalowerlimittemperatureofgettingridofcrystalwaterentirelyandahigherheatingrateshou