lesliedeng 发表于 2017-5-2 15:34:12

用ASPEN做化学链模拟,不知道该怎么解决这个计算突然止步的问题

各位前辈,谢谢你的关注!
我是一个刚刚接触ASPEN的孩子{:1106_366:},想用Aspen来模拟生物质化学链气化的循环过程,中间用氧化铁来与生物质反应,想着用RGIBBS来模拟气化反应器,最后画了附件中的流程图,我知道有很多数据可能都没有输入,但是遇到这个计算突然停止的问题,不知道怎么解决,因为之前看文献都说用PR-BM物性方法,希望前辈看看文件,给个提示,谢谢。
<< Loading Simulation Engine 15:21:06 Tue May 2, 2017>>



->Processing input specifications ...

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER TC/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT FE
      VALUE =   9340.0    , UPPER BOUND =   7000.0

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER PC/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT C
      VALUE =0.22300E+09, UPPER BOUND =0.10000E+09

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER PC/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT FE
      VALUE =0.10150E+10, UPPER BOUND =0.10000E+09

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER SG/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT FE
      VALUE =   8.3164    , UPPER BOUND =   4.0000

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER API/ELEMENT1 (DATA SET 1)
      LOWER BOUND VIOLATED FOR COMPONENT FE
      VALUE =-114.48    , LOWER BOUND =-110.00

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER FREEZEPT/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT C
      VALUE =   4300.0    , UPPER BOUND =   4000.0

Flowsheet Analysis :

Block $OLVER01 (Method: NEWTON) has been defined to converge
         streams: $HRSGQ02$HRSGQ03$HRSGQ04FE2O3

COMPUTATION ORDER FOR THE FLOWSHEET:
DECOMP DECOM PUMP
$OLVER01 $HRSGHTR FSTEAM GR SR AR CYCLONE1 TB1 $HRSGH04
|$HRSGH02 CYCLONE2 TB2 $HRSGH03
(RETURN $OLVER01)

->Calculations begin ...


   Calculator Block DECOMP

   Block: DECOM    Model: RYIELD
*   WARNING
      SPECIFIED YIELDS HAVE BEEN NORMALIZED BY A FACTOR OF (0.845798)
      TO MAINTAIN AN OVERALL MATERIAL BALANCE.

*   WARNING
      THE FOLLOWING ELEMENTS ARE NOT IN ATOM BALANCE:
      H   C   S   N


   Block: PUMP   Model: PUMP

> Beginning Convergence Loop $OLVER01 Method: NEWTON

   Block: $HRSGHTR Model: MHEATER
**ERROR
      HEAT STREAMS SUM TO ZERO DUTY. BLOCK BYPASSED.


   Block: FSTEAM   Model: FSPLIT

   Block: GR       Model: RGIBBS
      EQUATION OF STATE MODEL ESPR HAS MISSING PARAMETERS:
      TCPR AND ITS DEFAULT TC (DATA SET 1) MISSING FOR COMPONENT FE0.947O

      PCPR AND ITS DEFAULT PC (DATA SET 1) MISSING FOR COMPONENT FE0.947O

      OMGPR AND ITS DEFAULT OMEGA (DATA SET 1) MISSING FOR COMPONENT FE0.947O

**ERROR IN PHYSICAL PROPERTY SYSTEM
      VAPOR ROOT NOT CONVERGED IN EOS MODEL ESPR
      T=   298.3   K, SPECIFIED P=0.2000E+07 N/SQM,
      CALCULATED P= -0.4150E-09 N/SQM

      EQUATION OF STATE MODEL ESPR FAILED DUE TO INFEASIBLE
      CONDITIONS (DATA SET 1) AT TEMPERATURE   298.    K
      AND PRESSURE0.200E+07 PA.
      COMPONENTMOLE FRACTIONCOMPONENTMOLE FRACTION
      CO         0.2419E-04   H2         0.9998
      H3N      0.4751E-07   COS      0.4605E-05
      SO2      0.4605E-05   H2S      0.4605E-05
      FE0.947O   0.2438E-04   FE3O4      0.7695E-05
      FE2O3      0.1154E-04   FEO      0.2308E-04
      FE         0.2308E-04   CO2      0.2419E-04

****PROPERTY PARAMETER ERROR
      ERRORS ENCOUNTERED IN CALCULATION OF VAPOR MIXTURE FUGACITY COEFFICIENTS
      USING OPTION SET PR-BM FOR PHIMX

! Calculations stopped because of missingproperty parameters


->Processing input specifications ...

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER TC/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT FE
      VALUE =   9340.0    , UPPER BOUND =   7000.0

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER PC/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT C
      VALUE =0.22300E+09, UPPER BOUND =0.10000E+09

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER PC/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT FE
      VALUE =0.10150E+10, UPPER BOUND =0.10000E+09

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER SG/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT FE
      VALUE =   8.3164    , UPPER BOUND =   4.0000

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER API/ELEMENT1 (DATA SET 1)
      LOWER BOUND VIOLATED FOR COMPONENT FE
      VALUE =-114.48    , LOWER BOUND =-110.00

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER FREEZEPT/ELEMENT1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT C
      VALUE =   4300.0    , UPPER BOUND =   4000.0

Flowsheet Analysis :

Block $OLVER01 (Method: NEWTON) has been defined to converge
         streams: $HRSGQ02$HRSGQ03$HRSGQ04FE2O3

COMPUTATION ORDER FOR THE FLOWSHEET:
DECOMP DECOM PUMP
$OLVER01 $HRSGHTR FSTEAM GR SR AR CYCLONE1 TB1 $HRSGH04
|$HRSGH02 CYCLONE2 TB2 $HRSGH03
(RETURN $OLVER01)

->Calculations begin ...


   Calculator Block DECOMP

   Block: DECOM    Model: RYIELD
*   WARNING
      SPECIFIED YIELDS HAVE BEEN NORMALIZED BY A FACTOR OF (0.845798)
      TO MAINTAIN AN OVERALL MATERIAL BALANCE.

*   WARNING
      THE FOLLOWING ELEMENTS ARE NOT IN ATOM BALANCE:
      H   C   S   N


   Block: PUMP   Model: PUMP

> Beginning Convergence Loop $OLVER01 Method: NEWTON

   Block: $HRSGHTR Model: MHEATER
**ERROR
      HEAT STREAMS SUM TO ZERO DUTY. BLOCK BYPASSED.


   Block: FSTEAM   Model: FSPLIT

   Block: GR       Model: RGIBBS
      EQUATION OF STATE MODEL ESPR HAS MISSING PARAMETERS:
      TCPR AND ITS DEFAULT TC (DATA SET 1) MISSING FOR COMPONENT FE0.947O

      PCPR AND ITS DEFAULT PC (DATA SET 1) MISSING FOR COMPONENT FE0.947O

      OMGPR AND ITS DEFAULT OMEGA (DATA SET 1) MISSING FOR COMPONENT FE0.947O

**ERROR IN PHYSICAL PROPERTY SYSTEM
      VAPOR ROOT NOT CONVERGED IN EOS MODEL ESPR
      T=   298.3   K, SPECIFIED P=0.2000E+07 N/SQM,
      CALCULATED P= -0.4150E-09 N/SQM

      EQUATION OF STATE MODEL ESPR FAILED DUE TO INFEASIBLE
      CONDITIONS (DATA SET 1) AT TEMPERATURE   298.    K
      AND PRESSURE0.200E+07 PA.
      COMPONENTMOLE FRACTIONCOMPONENTMOLE FRACTION
      CO         0.2419E-04   H2         0.9998
      H3N      0.4751E-07   COS      0.4605E-05
      SO2      0.4605E-05   H2S      0.4605E-05
      FE0.947O   0.2438E-04   FE3O4      0.7695E-05
      FE2O3      0.1154E-04   FEO      0.2308E-04
      FE         0.2308E-04   CO2      0.2419E-04

****PROPERTY PARAMETER ERROR
      ERRORS ENCOUNTERED IN CALCULATION OF VAPOR MIXTURE FUGACITY COEFFICIENTS
      USING OPTION SET PR-BM FOR PHIMX

! Calculations stopped because of missingproperty parameters


幸福的小窗窗 发表于 2017-5-2 15:34:12

您好!我也是用aspen模拟化学链燃烧的!一筹莫展!!希望能跟您交流交流!!谢谢您!

幸福的小窗窗 发表于 2017-5-2 15:34:12

您好!我也用aspen做化学链的!想请教请教您!谢谢!

苏饼1996 发表于 2017-5-2 15:34:12

围观围观,坐等大神解答

rentiankobe1218 发表于 2017-5-2 15:34:12

楼主还在吗?同求这个问题啊

Rocky允贤 发表于 2017-5-2 15:34:12

同求,可以相互交流吗?QQ1335175498

Rocky允贤 发表于 2017-5-2 15:34:12

可以向您请教一下吗?求大神带!!!QQ1335175498
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