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作者：Bird
出版社：化学工业出版社
出版日期：2004-10-01
译者：
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ISBN：750253267 |
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装帧： |
原价：
89 元 |
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| | 三星会员：77.39 元 |
二星：79.06 元 |
一星：80.72 元 |
普通：83.22 元 |
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团购服务电话13146064908 价格优惠！
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Whilemomentum,heat,andmasstransferdevelopedindependentlyasbranchesofclassicalPhysicslongago,theirunifiedstudyhasfounditsPlaceasoneofthefunda-mentalengineeringsciences,Thisdevelopment,inturn,lessthanhalfacenturyold,con-tinuestogrowandtofindapplicationsinnewfieldssuchasbiotechnology,microelectronics,nanotechnology,andpolymerscience.
Evolutionoftransportphenomenahasbeensorapidandextensivethatcompletecoverageisnotpossible.While．Wehaveincludedmanyrepresentativeexamples,ourmainemphasishas,ofnecessity,beenonthefundamentalaspectsofthisfield.More-over,wehavefoundindiscussionswithcolleaguesthattransportphenomenaistaughtinavarietyofwaysandatseveraldifferentlevels.Enoughmaterialhasbeenincludedfortwocourses,oneintroductoryandoneadvanced.Theelementarycourse,inturn,canbedividedintoonecourseonmomentumtransfer,andanotheronheatandmasstrans-fer,thusprovidingmoreopportunitytodemonstratetheutilityofthismaterialinpracti-calapplications.Designationofsomesectionsasoptional(○)andotherasadvanced(●)maybehelpfultostudentsandinstructors.
Longregardedasarathermathematicalsubject,transportphenomenaismostimpor-tantforitsphysicalsignificance.Thecssenceofthissubjectisthecarefulandcompactstatementoftheconservationprinciples,alongwiththefluxexpressions,withemphasisonthesimilaritiesanddifferencesamongthethreetransportprocessesconsidered.
Often,specializationtotheboundaryconditionsandthephysicalpropertiesinaspecificprob-lemcanprovideusefulinsightwithminimaleffort.Nevertheless,thelanguageoftrans-portphenomenaismathematics,andinthistextbookwehaveassumedfamiliaritywithordinarydifferentialequationsandelementaryvectoranalysis.Weintroducetheuseofpartialdifferentialequationswithsufficientexplanationthattheinterestedstudentcanmasterthematerialpresented.Numericaltechniquesaredeferred,inspiteoftheirobvi-ousimportance,inordertoconcentrateonfundamentalunderstanding.
Citationstothepublishedliteratureareemphasizedthroughout,bothtoplacetrans-portphenomenainitsproperhistoricalcontextandtoleadthereaderintofurtherexten-sionsoffundamentalsandtoapplications.Wehavebeenparticularlyanxioustointroducethepioneerstowhomweowesomuch,andfromwhomwecanstilldrawusefulinspiration.Thesewerehumanbeingsnotsodifferentfromourselves,andper-hapssomeofourreaderswillbeinspiredtomakesimilarcontributions.
Obviouslyboththeneedsofourreadersandthetoolsavailabletothemhavechangedgreatlysincethefirsteditionwaswrittenoverfortyyearsago.Wehavemadeaseriousefforttobringourtextuptodate,withinthelimitsofspaceandourabilities,andwehavetriedtoanticipatefurtherdevelopments.Majorchangesfromthefirsteditioninclude:
•transportpropertiesoftwo-phasesystems
•useof＂combinedfluxes＂tosetupshellbalancesandequationsofchange
•angularmomentumconservationanditsconsequences
•completederivationofthemechanicalenergybalance
•expandedtreatmentofboundary-layertheory
•Taylordispersion
•improveddiscussionsofturbulenttransport
•FourieranalysisofturbulenttransportathighProrSc
•moreonheatandmasstransfercoefficients
•enlargeddiscussionsofdimensionalanalysisandscaling
•matrixmethodsformulticomponentmasstransfer
•ionicsystems,membraneseparations,andporousmedia
•therelationbetweentheBoltzmannequationandthecontinuumequations
•useofthe〃Q+W〃conventioninenergydiscussions,inconformitywiththe
lead-ingtextbooksinphysicsandphysicalchemistryHowever、itisalways
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Preface
Chapter The Subject of Transport Phenomena 1
Part I Momentum Transport
Chapter 1 Viscosity and the Mechanisms of Momentum
&n 更多>>
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