Effect of Initial Concentrations on Solidification of Ammonium Chloride water Solution-中国Betway体育网页登陆

摘要 Theeffectofinitialconcentrationsonsolidificationofammoniumchloridewatersolutionisnumericallyinvestigatedindetail.Thesolidifyingprocess.withthecoldwalltemperaturelowerthantheeutectictemperature,isassumedtobeone-dimensional,andcontrolledbyheatconductiononly.Thesimulationrevealsthat:(1)Thesolid-mushinterfacegrowsinalinearmanner,whilethegrowthrateofthemush-liquidinterfacedecreasesinaparabolicmanner,withincreasinginitialconcentrations.(2)Thetemperaturefieldinthewholeregionhasparaboliccharacteristics,butisshowsalinearfeatureinthesolidzoneandmushyzone.(3)Theconcentrationalwayshaslinearcharacteristicsinthemuch.(4)Thesolidfractiondistributionisstronglyaffectedbytheinitialconcertration.Thesolidificationprocessshowsquitedifferentfeatures,especiallyatsmallandhighinitialconcentrations.

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Effect of Initial Concentrations on Solidification of Ammonium Chloride water Solution

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