三元液液相平衡数据回归
Aspen PlusV7.0,回归三元体系液液相平衡数据,其中两相是完全不互溶的。回归的时候热力学方法选择NRTL方程,当输入实验数据,设置完全后,运行有结果,伴随着错误提示如下:* WARNING IN PHYSICAL PROPERTY SYSTEM
PROP-NAME RENON FOR COMPONENT PAIR C24H51N AND HCL
CANNOT BE ESTIMATED USING THE UNIFAC METHOD AS SPECIFIED
BECAUSE OF MISSING INPUT PARAMETERS:
STRUCTUR, GMUFR , GMUFQ
STRUCTURE FOR COMPONENT HCL HAS NOT BEEN DEFINED.
PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES
USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT.
* WARNING IN PHYSICAL PROPERTY SYSTEM
PROP-NAME RENON FOR COMPONENT PAIR HCL AND H2O
CANNOT BE ESTIMATED USING THE UNIFAC METHOD AS SPECIFIED
BECAUSE OF MISSING INPUT PARAMETERS:
STRUCTUR, GMUFR , GMUFQ
->Data Regression begins ...
BEGIN CASE R-1 TIME = 0.33
STARTING POINT TIME: 0.33
DM-ITER: 1SSQ: 0.871910E+06REL CHANGE: 0.598E-01TIME: 0.36
DM-ITER: 2SSQ: 0.200318E+06REL CHANGE: 0.294E-01TIME: 0.38
DM-ITER: 3SSQ: 0.135918E+06REL CHANGE: 0.148E-01TIME: 0.38
DM-ITER: 4SSQ: 0.135767E+06REL CHANGE: 0.757E-02TIME: 0.38
DM-ITER: 5SSQ: 0.136433E+06REL CHANGE: 0.738E-02TIME: 0.38
DM-ITER: 6SSQ: 0.136944E+06REL CHANGE: 0.718E-02TIME: 0.38
DM-ITER: 7SSQ: 0.137407E+06REL CHANGE: 0.697E-02TIME: 0.38
DM-ITER: 8SSQ: 0.137820E+06REL CHANGE: 0.674E-02TIME: 0.39
DM-ITER: 9SSQ: 0.138186E+06REL CHANGE: 0.650E-02TIME: 0.39
DM-ITER:10SSQ: 0.138510E+06REL CHANGE: 0.627E-02TIME: 0.39
DM-ITER:11SSQ: 0.138798E+06REL CHANGE: 0.603E-02TIME: 0.39
DM-ITER:12SSQ: 0.139054E+06REL CHANGE: 0.581E-02TIME: 0.39
DM-ITER:13SSQ: 0.139283E+06REL CHANGE: 0.559E-02TIME: 0.39
DM-ITER:14SSQ: 0.139487E+06REL CHANGE: 0.537E-02TIME: 0.39
DM-ITER:15SSQ: 0.139670E+06REL CHANGE: 0.517E-02TIME: 0.39
DM-ITER:16SSQ: 0.139835E+06REL CHANGE: 0.497E-02TIME: 0.41
DM-ITER:17SSQ: 0.139984E+06REL CHANGE: 0.478E-02TIME: 0.41
DM-ITER:18SSQ: 0.140118E+06REL CHANGE: 0.460E-02TIME: 0.41
DM-ITER:19SSQ: 0.140240E+06REL CHANGE: 0.443E-02TIME: 0.41
*** MEASUREMENT ADJUSTMENT FAILED - BRITT-LUECKE IS LIKELY TO FAIL ***
BL-ITER:20SSQ: 0.140351E+06REL CHANGE: 0.426E-02TIME: 0.41
BL-ITER:21SSQ: 0.131723E+06REL CHANGE: 0.109E-02TIME: 0.41
BL-ITER:22SSQ: 0.157210E+06REL CHANGE: 0.138E-03TIME: 0.42
BL-ITER:23SSQ: 0.127141E+06REL CHANGE: 0.125E-03TIME: 0.42
BL-ITER:24SSQ: 0.164478E+06REL CHANGE: 0.338E-04TIME: 0.42
FINAL SSQ: 124076.
*** CANNOT SATISFY CONSTRAINTS ***
**ERROR WHILE EXECUTING DRS CASE: "R-1"
CONSTRAINTS CANNOT BE SATISFIED FOR THIS CASE.
STARTING POINT TIME: 0.42
DM-ITER: 1SSQ: 0.648406E+05REL CHANGE:100. TIME: 0.42
DM-ITER: 2SSQ: 0.613748E+05REL CHANGE: 0.420 TIME: 0.42
DM-ITER: 3SSQ: 0.800121E+05REL CHANGE: 0.907E-02TIME: 0.42
DM-ITER: 4SSQ: 0.787444E+05REL CHANGE: 0.175E-01TIME: 0.44
DM-ITER: 5SSQ: 0.770403E+05REL CHANGE: 0.169E-01TIME: 0.44
DM-ITER: 6SSQ: 0.761898E+05REL CHANGE: 0.817E-02TIME: 0.44
DM-ITER: 7SSQ: 0.742015E+05REL CHANGE: 0.157E-01TIME: 0.44
DM-ITER: 8SSQ: 0.722137E+05REL CHANGE: 0.150E-01TIME: 0.44
DM-ITER: 9SSQ: 0.709423E+05REL CHANGE: 0.727E-02TIME: 0.44
DM-ITER:10SSQ: 0.711921E+05REL CHANGE: 0.358E-02TIME: 0.44
DM-ITER:11SSQ: 0.717713E+05REL CHANGE: 0.177E-02TIME: 0.44
DM-ITER:12SSQ: 0.719625E+05REL CHANGE: 0.181E-02TIME: 0.45
DM-ITER:13SSQ: 0.724268E+05REL CHANGE: 0.189E-02TIME: 0.45
DM-ITER:14SSQ: 0.737256E+05REL CHANGE: 0.185E-02TIME: 0.45
DM-ITER:15SSQ: 0.772085E+05REL CHANGE: 0.179E-02TIME: 0.45
DM-ITER:16SSQ: 0.823774E+05REL CHANGE: 0.438E-03TIME: 0.45
DM-ITER:17SSQ: 0.841429E+05REL CHANGE: 0.846E-03TIME: 0.45
DM-ITER:18SSQ: 0.902847E+05REL CHANGE: 0.217E-03TIME: 0.45
*** MEASUREMENT ADJUSTMENT FAILED - BRITT-LUECKE IS LIKELY TO FAIL ***
BL-ITER:19SSQ: 0.919265E+05REL CHANGE: 0.554E-04TIME: 0.47
BL-ITER:20SSQ: 0.815024E+04REL CHANGE: 0.105E-02TIME: 0.47
BL-ITER:21SSQ: 0.786554E+04REL CHANGE: 0.191E-02TIME: 0.47
BL-ITER:22SSQ: 0.772906E+04REL CHANGE: 0.350E-02TIME: 0.47
BL-ITER:23SSQ: 0.869653E+04REL CHANGE: 0.566E-04TIME: 0.47
FINAL SSQ: 7476.58
*** DRS CONVERGED IN 23 ITERATIONS,
BUT CONSTRAINTS ARE NOT TIGHTLY CONVERGED ***
* WARNING WHILE EXECUTING DRS CASE: "R-1"
CONSTRAINTS NOT (TIGHTLY) SATISFIED FOR THIS CASE.
**ERROR WHILE EXECUTING DRS CASE: "R-1"
DRS RESULTS DO NOT AGREE WITH THREE-PHASE FLASH RESULTS.
- RERUN WITH A DIFFERENT SET OF PARAMETER INITIAL VALUES
- RECHECK THE DATA IN THE DATA-GROUP PARAGRAPHS
- CHECK STD-DEV FOR SPECIFICATIONS THAT ARE TOO LARGE
! Data regression completed with errors
相平衡数据在附件,请大家帮我分析一下!!!
同求该问题的解答!
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