含TiC的非均相高爐渣電化學性質的研究.pdf

1、東北大學碩士學位論文含TiC的非均相高爐渣電化學性質的研究姓名：鐘和香申請學位級別：碩士專業(yè)：物理化學指導教師：王淑蘭20040101東北大學碩士學位論文AbstractTheElectrochemicalPropertiesresearchonheterogeneousTitaniaslagcontainingTiCpaniclesAbstractTheblastfurnaceslagproducedinthesmeltingproc

2、essofVanadiumTitaniumMagnetiteisthick，foamingandeasytocarryliquidironandcontainsmorethan20％T102andcertainamountofTiCandTiNaswellasTi(CN1particles(solidsoluion)Itsviscosityishigherthanthatofordinaryblastfurnaceslagandincr

3、easeswiththeincreaseoftheconcentrationandthesizeoftheparticlesAmodelofhightemperatureliophilicsolisproposedtodescribethestructureofthetitanicslagInthemodel，thestructureoftheslagissomewhatlikeanet，TiC，TiNandTi(C，N)particl

4、esholdthepositionsofthejunctionofthenetandactastheparticleofthecolloidAccordingthetheoryofcolloidscience，IfthetitaniaslagcontainingTiC，TiNandTi(C，N)particlesisakindofcolloid，TiC、TiNandTi(C，N)particlesfunctioningascolloid

5、particlesshouldabsorbsomeionsintheslagandareofelectriccharge，whichmaybedetectedbymeasuringtheelectricalconductivityoftheslagwithdifferentparticleconcentrationsandsizesandisimportantfortheexplanationoftheproblemslagandthe

6、improvementofthesmeltingtechnologyoftheVanadiumTitaniumMagnetiteofPanzhihuaByACimpedancetechnique，theconductivityof243％CaO一233％S102138％A1203153％MgO233％T102and05％一3O％TiCparticlesheterogeneoustitaniaslagwasmeasuredatthetem

7、peraturesof1723Kto1633KTheaimofthisworkistodeterminetherelationsbetweenconductivityoftheslagandthetemperture，conductivityandtimeandtherelationshipbetweenconductivityandTiCparticlesgrainandcontainAccordingthechangeofcondu

8、ctivityoftheslag，therateconstantsofthecrystallizationreactionofCaTi03werecalculatedbasedonthekineticequationoffirst—orderAftertheexperiment，itwasnoticedthatthecruciblesmadeoflowcarbonsteelwerethinnerthantheywerebeforeand