ANALYTICAL SOLUTION OF FLOW OF SECOND-ORDER NON-NEWTONIAN FLUIDS THROUGH ANNULAR PIPES-中国Betway体育网页登陆

摘要 Thispaperpresentsananalyticalsolutiontotheunsteadyflowofthesecond-ordernon-Newtonianfluidsbytheuseofintergraltransformationmethod.Basedonthenumericalresults,theeffectofnon-NewtoniancoefficientHcandotherparametersontheflowareanalysed.Itisshownthattheannularflowhasashortercharacteristictimethanthegeneralpipeflowwhilethecorrespondentvelocity,averagevelocityhavea(?)allervalueforagivenHc.Else,whenradiiratiokeepsunchanged,theshearstressofinnerwallofannularflowwillchangewiththeinnerradiuscomparedwiththegeneralpipeflowandisalwayssmallerthanthatoftheouterwall.

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ANALYTICAL SOLUTION OF FLOW OF SECOND-ORDER NON-NEWTONIAN FLUIDS THROUGH ANNULAR PIPES

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