Mô phỏng thiết bị tách khí

Thióỳt kóỳ mọ phoớng 61/61
8.2 Baỡi toaùn 2: Mọ phoớng thióỳt bở taùch khờ - loớng
8.2.1 Baỡi toaùn
Cho vaỡo thióỳt bở taùch khờ loớng mọỹt doỡng nguyón lióỷu vồùi caùc dổợ lióỷu sau:
Lổu lổồỹng : 100 kmol/h
t = 30
0
C
P = 10 bar
Thaỡnh phỏửn hoùa hoỹc: Meùthane : 13 kmol/h
Ethane : 22 kmol/h
Propane : 38 kmol/h
Butane : 22 kmol/h
Pentane : 5 kmol/h
ióửu kióỷn laỡm vióỷc cuớa thióỳt bở taùch: 30
0
C vaỡ 7 bar
Haợy xaùc õởnh:
1. Phỏửn mol bay hồi cuớa nguyón lióỷu trong õióửu kióỷn cuớa bỗnh taùch?
2. Thaỡnh phỏửn cuớa loớng vaỡ hồi ra khoới thióỳt bở taùch?
3. Nng suỏỳt nhióỷt cuớa thióỳt bở taùch?

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Thióỳt kóỳ mọ phoớng 62/62
8.2.2 Kóỳt quaớ:
$ Generated by PRO/II Keyword Generation System <version 7.0>
$ Generated on: Sun Jul 24 18:48:32 2005
TITLE
DIMENSION METRIC, PRES=BAR, STDTEMP=0, STDPRES=1.01325
SEQUENCE SIMSCI
CALCULATION RVPBASIS=APIN, TVP=37.778

COMPONENT DATA
LIBID 1,METHANE/2,ETHANE/3,PROPANE/4,BUTANE/5,PENTANE, &
BANK=PROCESS,SIMSCI
THERMODYNAMIC DATA
METHOD SYSTEM=SRK, ENTHALPY(L)=LK, SET=SRK01, DEFAULT
STREAM DATA
PROPERTY STREAM=S1, TEMPERATURE=30, PRESSURE=10, PHASE=M, &
RATE(M)=100, COMPOSITION(M)=1,13/2,22/3,38/4,22/5,5
UNIT OPERATIONS
FLASH UID=F1
FEED S1
PRODUCT V=S2, W=S3
ISO TEMPERATURE=30, PRESSURE=7
END
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Thióỳt kóỳ mọ phoớng 63/63

SIMULATION SCIENCES INC. R PAGE H-1
PROJECT PRO/II VERSION 7.0 ELEC V6.6
PROBLEM CALCULATION
HISTORY 07/24/05
==============================================================================

*** PROBLEM SOLUTION BEGINS
FEED FLASH COMPLETE
UNIT 1 SOLVED - 'F1 '
*** PROBLEM SOLUTION REACHED

*** THIS RUN USED 3.12 PRO/II SIMULATION UNITS

*** RUN STATISTICS
STARTED 18:48:16 07/24/05 NO ERRORS
FINISHED 18:48:16 07/24/05 NO WARNINGS
RUN TIMES NO MESSAGES
INTERACTIVE 0 MIN, 0.00 SEC
CALCULATIONS 0 MIN, 0.19 SEC
TOTAL 0 MIN, 0.19 SEC
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Thióỳt kóỳ mọ phoớng 64/64

SIMULATION SCIENCES INC. R PAGE I-1
PROJECT PRO/II VERSION 7.0 ELEC V6.6
PROBLEM OUTPUT
INDEX 07/24/05
==============================================================================

PAGE CONTENTS
------ ----------------------------------------------------------------
1 COMPONENT DATA
2 CALCULATION SEQUENCE AND RECYCLES
3 FLASH DRUM SUMMARY
4 STREAM MOLAR COMPONENT RATES
5 STREAM SUMMARY
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Thióỳt kóỳ mọ phoớng 65/65

SIMULATION SCIENCES INC. R PAGE P-1
PROJECT PRO/II VERSION 7.0 ELEC V6.6
PROBLEM OUTPUT
COMPONENT DATA 07/24/05

==============================================================================

COMPONENT COMP. TYPE PHASE MOL. WEIGHT DENSITY, KG/M3
--------------------- ----------- ----------- ----------- -----------
1 METHANE LIBRARY VAP/LIQ 16.043 299.704
2 ETHANE LIBRARY VAP/LIQ 30.070 356.049
3 PROPANE LIBRARY VAP/LIQ 44.097 507.199
4 BUTANE LIBRARY VAP/LIQ 58.124 583.824
5 PENTANE LIBRARY VAP/LIQ 72.151 630.378

COMPONENT NBP CRIT. TEMP. CRIT. PRES. CRIT. VOLM.
C C BAR M3/KG-MOL
--------------------- ----------- ----------- ----------- -----------
1 METHANE -161.490 -82.600 46.001 0.0990
2 ETHANE -88.630 32.300 48.839 0.1480
3 PROPANE -42.070 96.670 42.496 0.2030
4 BUTANE -0.500 152.000 37.997 0.2550
5 PENTANE 36.074 196.500 33.691 0.3040

COMPONENT ACEN. FACT. HEAT FORM. G FORM.
KCAL/KG-MOL KCAL/KG-MOL
--------------------- ----------- ----------- -----------
1 METHANE 0.01040 -17814.56 -12070.08
2 ETHANE 0.09860 -20066.78 -7672.47
3 PROPANE 0.15290 -24805.58 -5633.13
4 BUTANE 0.20130 -30040.13 -3982.90
5 PENTANE 0.25060 -34982.56 -2040.48
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Thióỳt kóỳ mọ phoớng 66/66

SIMULATION SCIENCES INC. R PAGE P-3
PROJECT PRO/II VERSION 7.0 ELEC V6.6
PROBLEM OUTPUT
FLASH DRUM SUMMARY 07/24/05
==============================================================================

FLASH ID F1
NAME

FEEDS S1
PRODUCTS VAPOR S2
LIQUID S3

TEMPERATURE, C 30.000
PRESSURE, BAR 7.000
PRESSURE DROP, BAR 3.000
MOLE FRAC VAPOR 0.94580
MOLE FRAC LIQUID 0.05420
DUTY, M*KCAL/HR 0.09956
FLASH TYPE ISOTHERMAL
ThS. Ló Thở Nhổ Yẽ aỷi Hoỹc Baùch Khoa