CH 204: Chemical Reaction Engineering - lecture notes

CH204:ChemicalReactionEngineering- lecturenotesJanuary-April2010 Departmentof Chemical EngineeringIndianInstituteof ScienceBangalore 560 012 Contents1 Introductionpage12 Reviewof backgroundmaterial8 References49iii1 IntroductionLevenspiel(2004,p. iii)hasgivena conciseandaptdescriptionof chemicalreactionengineering(CRE):Chemica lreactionengineeringis thatengineeringactivity concernedwiththeex-ploitationofchemical thesuccessfuldesignandoperationof chemicalreactors,andprobablymorethanany otherac-tivity, it setschemicalengineeringapartasa distinctbranch of of CREare(i)thermodynamics,(ii)kinetics,(ii i)tranportprocesses,(iv)types of reactors,(v)modeof operationandcon-tacting,(vi)modellingand optimization,and(vii) thereactionThestandardfreeenergyof formation G0of gaseousNOat a temperatureT= 298K anda referencepressurep0= 1 atmis mixtureof N2andO2, andis main-tainedat a constant temperatureTanda pressurep=p0. Considerthereaction12N2(g)+12O2(g) NO(g)( )Herethenotation\(g)"impliesthatthespeci esis present in , \(l)"and\(s)"willbe usedto denotespeciespresent in SomeNOwillbe formedby ( ),buttheequilibriummolefractionof NO(yNO;e) is 1 as G0=(R T) 1.

mixing in the radial direction, no mixing in the axial direction, and a at axial velocity pro le. As discussed in Levenspiel (2004, pp. 283-287, 321-334) and Fogler (1999, pp. 873-876, 893-904) a sequence of ideal reactors can sometimes be used to …

Loading..

Tags:

  Axial

Information