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1/1/2015 1

K hoch hc Hysys

3.1. Thit lp mt qu trnh m phng vi Hysys3.1.1. Qu trnh m phng tnh trong Hysys3.1.2. Qu trnh m phng ng trong Hysys3.1.3. Bo co trong Hysys

3.2. S dng cc tin ch trong Hysys3.2.1. Tnh ton Flash

3.2.2. Envelope

3.2.3. Property Table

3.3. Hng dn thc hnhLm ngt kh chua bng DEA

Chng ct du thX l nc chuaTch Propylene/Propane

Sn xut EthanolSn xut kh tng hp

G: Gas Processing

R: Refining

P: Petrochemical

C: Chemical

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Revise

(Yu cu xem li Session 1 hiu cc bc tin hnh qu trnhm phng)

xy dng mt m hnh m phng hiu qu, chng ta phi xcnh ng mc tiu. Bc u tin trong bt c mt qu trnh mphng no cng l lng ha cc mc tiu cng nhiu cng tt.

Cc kt qu t c thng ph thuc vo cc yu cu t ra.Nh vy, trc khi m phng nn t ra cc cu hi sau: Mc ch s dng cng c m phng trong trng hp ny

lm g?

Qu trnh m phng s thc hin nhng vic g?

S phc tp c cn thit khng? Cn thit phi tm ra cc kt qu no t qu trnh m phng?

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Session 3.1.

Bt u viAspen Hysys

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1/1/2015 4

Bt u vi Hysys

La chn cu t

Chn gi cht lu Thit lp cu t gi (nu c)

Thit lp phn ng (nu c)

Simulation Basis Manager (thit lp ban ucho qu trnh m phng)

Simulation Enviroment (vo mi trng m phng)

t cc dng: thnh phn, lu lng, t, P. Tnhton cc tnh cht ca dng (nu cn)

t cc thit b

Chy v in kt qu

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1/1/2015 5

Simulation Basis Manager

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La chn cu tNt Miu t

View Cho php chng ta xem hoc sa i thng tintrong cashin th tnh chtcadanh sch hp

phnclachn.

Add Cho php chng ta tomtdanh sch hpphn.

Ch : Cc danh sch hpphn c th c taothm thng qua ca s hin th tnh cht ca gichtlu

Delete Loib danh sch hpphn c la chn khimphng

Copy Tomtbnsao cadanh sch hpphncla

chn.Import Cho php chng ta nhp mt mt danh sch hp

phncnhngha trcta. Cc ccdanh sch hpphnl cc file cphnmrngl.cml.

Export Cho php chng ta xutdanh sch hpphncla chn ra mt a. Cc danh sch hpphn c

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1/1/2015 7

Thit lp h nhit

ng

Xut nhp file luh nhit ng

HIT NG

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HIT NG

La chn m hnh nhit ngph hp ng vai trquan trng ti chnh xc kt qu m phng

Cc thng s xc nh t h nhit ng Hng s cn bng pha K

Enthanpie ca pha lng v pha hi

Entropy ca pha lng v pha hi

T trng ca pha lng v pha hi

http://localhost/var/www/apps/conversion/tmp/scratch_6/Model%20Selection.ppthttp://localhost/var/www/apps/conversion/tmp/scratch_6/Model%20Selection.ppthttp://localhost/var/www/apps/conversion/tmp/scratch_6/Model%20Selection.ppthttp://localhost/var/www/apps/conversion/tmp/scratch_6/Model%20Selection.ppt

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Cc m hnh nhit ng Dng theo phng php hiu chnh ( Generalized CorrelationMethods): GS, CS,IGS,

Dng phng trnh trng thi ( Equation of State Methods):SRK, PR, SRKS, BWRS,...

Dng theo hot (Liquid Activity Methods): NRTL, UNIQUAC, Dng c bit (Special Packages): AMINE, ALCOHOL, SOUR,

C s la chn h nhit ng:c trng nhit ng ca h (h s K)Thnh phn hn hpPhm vi nhit p sutTnh sn c ca cc thng s ca h

La chn phng phpnhit ng hc

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Qu trnh ch bin kh

Vi kh cha 5% N2, CO2v H2S v khng cphn t phn cc no khc

SRK, PR hoc BWRS

Vi kh cha 5% N2, CO2v H2S v khng cphn t phn cc no khc

SRK, PR, (ngi s dng nn a vo ccthng s tng tc thu c kt quchnh xc hn)

Tch cc hydrocacbon nh PR-BM, RKS-BM, PR, SRK.Tch kh t khng kh bng lm lnh su PR-BM, RKS-BM, PR, SRK

Tch nc bng Glycol PRWS, RKSWS, PRMHV2, RKSMHV2,PSRK, SR-POLAR, SAFT

Hp th kh axit bng metanol (RECTISOL)

NMP (PURISOL)

PRWS, RKSWS, PRMHV2, RKSMHV2,

PSRK ,SR-POLAR, PHSCT, SAFTHp th kh axit bng amin (AMISOL) kimxoda nng

ELECNRTL

Qu trnh Claus PRWS, RKSWS, PRMHV2, RKSMHV2,

PSRK, SRPOLAR

X l kh t nhin c ln nc lm vic psut cao ( ha tan ca hydrocacbon trong SRKM, PRM, SRKS, SRKKD (EOS SRKc bin i bi Kabadi-Danner)

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Qu trnh ch bin du

H thng p sutthp (thp chngct p sut kh

quyn v chnkhng)

Trong nguyn liu ca cch thng ny c khongtrn 3% th tch phn nh

BK10 hoc GS vcc dng bin ica n

Khi hm lng phn nhln (nht l thnh phn C1)

SRK,PR.

H thng p sut cao (thp chng ct phn onsn phm ca phn xng cracking, cc ha,)

hm lng phn nh ni chung ln

GS, SRK, PR

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Qu trnh ha du

Qu trnh tch cc

hydrocacbon nh p sut thp SRK,PK

p sut cao SRKKD

Tch BTX P2 bars GS,SRK,PK

Cc sn phm khc MTBE, ETBE,TAME

WILSON, NRTL, UNIQUAC

Tch ethylbenzen,styren PR, SRK, WILSON, NRTL

Axit Terephthalic WILSON, NRTL, UNIQUAC

Chng tch ru ng ph WILSON, NRTL, UNIQUAC

Axit Cacboxylic WILS-HOC, UNIQ-HOC

Sn xut phenol WILSON, NRTL, UNIQUAC

Sn xut amonia PR, SRK

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Task 3.1.1

Nhm:

c v dch ti liu3.1.1. Property Methods

Hn np:

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Mt hp phn gi nhc th c s dng to m hnh cccu t khng c trong

th vin, cc hn hpxc nh, cc hn hpkhng xc nh, haycc cht rn.

Cu t gi (Hypothetical)

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Structure Builder: Xy dng cu trcCritical: Nhp thng tin ti thiuEstimate Unknown Props: Hysys s t ng tnhton tt c cc tnh cht khc cng nh nh ngha y hp phn gi nh.

Add Hypo: Nhp hp phn gi nh vo danh schcc hp phn c la chn (C th s dng nt Sortlist gi danh sch cc hp phn

Cu t gi (Hypothetical)

(Thng tin ti thiu phi bit nh ngha mt

hp phn gi nh l nhit si iu kinchun Pt hay l t trng ca cht lu l tng(cht lu c dng chy l tng) v khi lngphn t.

VD: nhit si ca C7+= 1100C

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t lp cc phn ng

Thit lpphn ng

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CC DNG PHN NG

Conversion : phn ng tnh ton da vo chuyn ha

Equilibium: phn ng tnh ton da trn hngs cn bng K

Heterogeneous Catalytic

Kinetic: phn ng tnh ton da trn hng stc phn ng

Simple Rate

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Thit lp phn ng

Cc h s t lngca phn ng

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chuyn ha

chuyn ha

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t lp n v tnh

Tools/Preferences/Variable tab

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Simulation Enviroment

Status Bar Object StatusWindow

Trace Window PerformanceSlider

Object

Pallette

Menu BarToolbar

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Stream

Material streams Energy streams

Flow rates (F): Stream and

components (mass, mol, etc.)

Composition (x): Components and

their mass/mol fractions

Phase (f): Solid, liquid, gas, 2-

phase, 3-phase, etc.

Temperature (T)

Pressure (P)Form (): Particle size distribution,shape, etc.

Flow (e): Energy flow kJ/h

Form: Power (work) or heat

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Stream

C 3 cch nhp cc dng trong Hysys

Phngphp Cch thchin

SdngMenu Bar La chn Add Stream t mc Flowsheet trn

thanh menu, hoc nvo phm nng F11

SdngWorkbook MWorkbook di chuynnmcMaterialStreams.Nhptn dng vo trong New.

Sdngbngni TmcFlowsheettrn thanh menu, lachnOpenObject Palette hoc n F4 mbng ni. Nhppvobiutngdng

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Stream

Nhpcc thnh phncadngC hai mckhc nhau nhpthnhphndng:

Mc Thchin

iukin Kch pvo MolarFlowphnmole.Hockch pvo MassFlownhpphnkhilng.Hoc* Kch pvo StdIdeal Liquid Volume Flownhpphnthtch.

Thnhphn Kch vo nt Edit,casnhpthnhphndng sxuthin.

xtra Cc phm nng trong

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xtraCc phm nng trongysys

xtra Cc phm nng trong

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xtraCc phm nng trongysys

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Homework

Cut Phnmole

N2 0.0002

H2S 0.0405CO2 0.0151

C1 0.7250

C2 0.0815

C3 0.0455

i-C4 0.0150

n-C4 0.0180

i-C5 0.0120

n-C5 0.0130

C6 0.0090

Cut Phnmole

N2 0.025

H2S 0.0237

CO2 0.0048

C1 0.6800

C2 0.1920

C3 0.0710

i-C4 0.0115

n-C4 0.0085

i-C5 0.0036

n-C5 0.0021

C6 0.0003

C7+ 0.0000

Dng 3 cch khc nhau nhp cc dng vt cht sau:Gaswell 1 Gaswell 2

Cut Phnmole

N2 0.0050

H2S 0.0141CO2 0.0205

C1 0.5664

C2 0.2545

C3 0.0145

i-C4 0.0041

n-C4 0.0075

i-C5 0.0038

n-C5 0.0037

C6 0.0060

Gaswell 3