ASPEN详细算例之《化工过程数学模型与计算机模拟》(4)

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HOT 2-PHASE COLD VAPOR WATT/SQM-K 850.0000 HOT VAPOR COLD VAPOR WATT/SQM-K 850.0000 *** OVERALL RESULTS *** STREAMS:

6 ----->| HOT |-----> 7

T= 3.6955D+02 | | T= 2.8760D+02 P= 1.1000D+01 | | P= 1.0800D+01 V= 1.0000D+00 | 5 <-----| COLD T= 2.5000D+02 | P= 1.1000D+01 | V= 1.0000D+00 | DUTY AND AREA:

CALCULATED HEAT DUTY WATT CALCULATED (REQUIRED) AREA SQM HEAT TRANSFER COEFFICIENT:

AVERAGE COEFFICIENT (DIRTY) WATT/SQM-K LOG-MEAN TEMPERATURE DIFFERENCE:

LMTD CORRECTION FACTOR LMTD (CORRECTED) K PRESSURE DROP:

SHELLSIDE, TOTAL N/SQM TUBESIDE, TOTAL N/SQM *** ZONE RESULTS *** TEMPERATURE LEAVING EACH ZONE: HOT

6 | VAP ------> | 369.5 | 5 | VAP <------ | 250.0 | | COLD ZONE HEAT TRANSFER AND AREA:

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| V= 1.0000D+00 |<----- 4

| T= 1.5604D+02 | P= 1.1200D+01 | V= 1.0000D+00 528823.0379 4.9589 850.0000 1.0000 125.4596 20000.0000 20000.0000 | 7 |------> | 287.6 | 4 |<------ | 156.0 | 7

ZONE HEAT DUTY AREA DTLM AVERAGE U WATT SQM K WATT/SQM-K 1 528823.038 4.9589 125.4596 850.0000 BLOCK: M1 MODEL: MIXER INLET STREAMS: 2 12 OUTLET STREAM: 3

PROPERTY OPTION SET: PENG-ROB STANDARD PR EQUATION OF STATE *** MASS AND ENERGY BALANCE ***

TOTAL BALANCE IN OUT RELATIVE DIFF. MOLE(KMOL/HR ) 325.050 325.050 0.000000E+00 MASS(KG/SEC ) 2.89359 2.89359 -0.153473E-15 ENTHALPY(WATT ) -0.215683E+08 -0.215683E+08 0.345441E-15 *** INPUT DATA *** TWO PHASE FLASH

MAXIMUM NO. ITERATIONS 30

CONVERGENCE TOLERANCE 0.00010000 OUTLET PRESSURE BAR 11.2000 BLOCK: P1 MODEL: PUMP INLET STREAM: 1 OUTLET STREAM: 2

PROPERTY OPTION SET: PENG-ROB STANDARD PR EQUATION OF STATE *** MASS AND ENERGY BALANCE ***

TOTAL BALANCE IN OUT RELATIVE DIFF. MOLE(KMOL/HR ) 260.000 260.000 0.000000E+00 MASS(KG/SEC ) 2.31416 2.31416 0.000000E+00 ENTHALPY(WATT ) -0.174268E+08 -0.174217E+08 -0.291181E-03 *** INPUT DATA ***

PRESSURE CHANGE (N/SQM ) 1,050,000. PUMP EFFICIENCY 0.60000 DRIVER EFFICIENCY 1.00000 FLASH SPECIFICATIONS: LIQUID PHASE CALCULATION NO FLASH PERFORMED

MAXIMUM NUMBER OF ITERATIONS 30 TOLERANCE 0.00010000

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*** RESULTS ***

VOLUMETRIC FLOW RATE (CUM/SEC ) 0.0028996 PRESSURE CHANGE (N/SQM ) 1,050,000. NPSH AVAILABLE (METER ) 10.7197 FLUID POWER (WATT ) 3,044.62 BRAKE POWER (WATT ) 5,074.36 ELECTRICITY (WATT ) 5,074.36 PUMP EFFICIENCY USED 0.60000 NET WORK (WATT ) -5,074.36 BLOCK: R1 MODEL: RSTOIC INLET STREAM: 5 OUTLET STREAM: 6

PROPERTY OPTION SET: PENG-ROB STANDARD PR EQUATION OF STATE *** MASS AND ENERGY BALANCE ***

TOTAL BALANCE IN OUT GENERATION RELATIVE DIFF. MOLE(KMOL/HR ) 325.050 325.033 0.000000E+00 0.509678E-04 MASS(KG/SEC ) 2.89359 2.89345 0.510001E-04 ENTHALPY(WATT ) -0.171442E+08 -0.171433E+08 -0.509595E-04 *** INPUT DATA *** SIMULTANEOUS REACTIONS STOICHIOMETRY MATRIX: REACTION # 1: SUBSTREAM MIXED :

METHA-01 -2.00 DIMET-01 1.00 WATER 1.00 REACTION CONVERSION SPECS: NUMBER= 1 REACTION # 1:

SUBSTREAM:MIXED KEY COMP:METHA-01 CONV FRAC: 0.8000 TWO PHASE PQ FLASH

SPECIFIED PRESSURE BAR 11.0000 SPECIFIED HEAT DUTY WATT 0.0 MAXIMUM NO. ITERATIONS 30

CONVERGENCE TOLERANCE 0.00010000 *** RESULTS ***

OUTLET TEMPERATURE C 369.55 OUTLET PRESSURE BAR 11.000

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VAPOR FRACTION 1.0000 REACTION EXTENTS:

REACTION REACTION

NUMBER EXTENT KMOL/HR 1 129.96 V-L PHASE EQUILIBRIUM :

COMP F(I) X(I) Y(I) K(I) METHA-01 0.19991 0.86026E-01 0.19991 13.853 DIMET-01 0.40022 0.10965E-02 0.40022 17.270 WATER 0.39986 0.91288 0.39986 13.225

BLOCK: T1 MODEL: DSTWU INLET STREAM: 8 CONDENSER OUTLET: 9 REBOILER OUTLET: 10

PROPERTY OPTION SET: PENG-ROB STANDARD PR EQUATION OF STATE

*** MASS AND ENERGY BALANCE ***

TOTAL BALANCE IN OUT RELATIVE DIFF. MOLE(KMOL/HR ) 325.033 325.033 0.000000E+00 MASS(KG/SEC ) 2.89345 2.89345 0.000000E+00 ENTHALPY(WATT ) -0.204796E+08 -0.212951E+08 0.382947E-01

*** INPUT DATA ***

HEAVY KEY COMPONENT METHA-01 RECOVERY FOR HEAVY KEY 0.00010000 LIGHT KEY COMPONENT DIMET-01 RECOVERY FOR LIGHT KEY 0.99900 TOP STAGE PRESSURE (BAR ) 10.7000 BOTTOM STAGE PRESSURE (BAR ) 10.9000 NO. OF EQUILIBRIUM STAGES 22.0000 DISTILLATE VAPOR FRACTION 0.0

*** RESULTS ***

DISTILLATE TEMP. (C ) 47.0533

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BOTTOM TEMP. (C ) 155.459 MINIMUM REFLUX RATIO 0.56205 ACTUAL REFLUX RATIO 0.63548 MINIMUM STAGES 6.92247 ACTUAL EQUILIBRIUM STAGES 22.0000 NUMBER OF ACTUAL STAGES ABOVE FEED 18.9806 DIST. VS FEED 0.40000 CONDENSER COOLING REQUIRED (WATT ) 1,042,040. NET CONDENSER DUTY (WATT ) -1,042,040. REBOILER HEATING REQUIRED (WATT ) 226,547. NET REBOILER DUTY (WATT ) 226,547.

BLOCK: T2 MODEL: DSTWU INLET STREAM: 11 CONDENSER OUTLET: 12 REBOILER OUTLET: 13

PROPERTY OPTION SET: PENG-ROB STANDARD PR EQUATION OF STATE

*** MASS AND ENERGY BALANCE ***

IN OUT RELATIVE DIFF. TOTAL BALANCE

MOLE(KMOL/HR ) 195.019 195.019 0.291476E-15 MASS(KG/SEC ) 1.23009 1.23009 0.180511E-15 ENTHALPY(WATT ) -0.140320E+08 -0.141018E+08 0.495266E-02

*** INPUT DATA ***

HEAVY KEY COMPONENT WATER RECOVERY FOR HEAVY KEY 0.00010000 LIGHT KEY COMPONENT METHA-01 RECOVERY FOR LIGHT KEY 0.99900 TOP STAGE PRESSURE (BAR ) 7.30000 BOTTOM STAGE PRESSURE (BAR ) 7.50000 NO. OF EQUILIBRIUM STAGES 26.0000 DISTILLATE VAPOR FRACTION 0.0

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