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化工原理英文教材
chapter1Introduction·AbouttheCoursesandtimeschedulingLecturing(theory):14weeks,4classeseachweek·AbouttheExperiments(Contents,groups,location):6experiments,2groupsperclass,2ndfloorinbuilding15Background·Whatisthetextbook?UnitOperationsofChemicalEngineering.·ItismostpopularinChem.Eng.majorinUSAuniv.·Authors?WarrenL.McCabe,JulianC.SmithandPeterHarriott.·TheSixtheditionCourse
Policies&GradingStandard·
Final
Examfor
theory
course·
Participation
(includingattendance,
Assignments)
andMidtermExam)·
Experiment
gradebasedon
test
andexperimentalbehavioraswellasreport.LearningApproaches·
MainlyLearning
:·
1)processprinciples
;·
2)structureoftypicalequipment
;·
3)designcalculations
;·
4)selectionoftypicalequipment
;·
5)operating
methods
;·
6)enhancementofunitoperations.LearningApproaches·
Foreachof
theunit
operations,mainlylearningthe
following
s
:·
1)Materialbalances
;·
2)Energy/Enthalpybalances
;·3)Heat
and
Momentumtransferrates
;·
5)Operationrelationships.·Preparinglessonsorpreviewbeforeclass·→Reviewafterclass·Don"ttakethecoursejustforthegrade.·Practicemakesamaster.Ifyoudon"tpractice,youwon"tlearnit.HistoryofChem.Eng.·1Firstperiod:intheendof19thcentury,IndustryChemistrycameout.·2Secondperiod:inthebeginningof20thcentury,especiallyin1923,<UnitOperationsofChemicalEngineering>cameout.·3Thirdperiod:from1950-1960,TransportPhenomenaappeared.··4Fourthperiod:in1970s,Knowledgeexposition,manysubjectsjoinedtogether.Lotsofnewsubjectsappeared,suchasenvironmentalchemicalengineering,biochemicalengineering,energychemicalengineering.·5Fifthperiod:from1980s-1990s,MITsuggestedIntegratedchemicalengineering,andregressiveengineering.·6Sixthperiod:inthe21stcentury.Greenchemistry,biochemorphicChem.Eng.ideaswasputforward.Chapter
1UnitsandDimensions·
1
Units·
SI,
English
(British),
Engineeringsystems
·
2Dimensions·
Definition:eachprimaryquantitymayberepresentedbyaletterwhichsymbolizesthatquantity,thisletteriscalleddimension.·
ForSIsystem,Lforlength,Mformass,Tfortemperature,for
time.·
3Unit
conversion.·
Example
:what
is
thedimensionandunit
of
density,
inSI
system?·
Density=M/L3(dimension)=kg/m3(unit)·
Problem
:what
is
t
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