saiback 发表于 2020-5-31 16:56:16

模拟NaOH溶液密度，报错！！

以上是设置
会出现以下代码

<< Problem specifications modified 16:52:02 Sun May 31, 2020>>



->Processing input specifications ...

      THE PAIR PARAMETERS FOR ELECNRTL OPTION SET HAS BEEN RETRIEVED FROM
      DATABANK ENRTL-RK.

      INFORMATION
      PURE COMPONENT PARAMETERS FOR SOME COMPONENTS ARE RETRIEVED FROM
      DATABANK.THESE PARAMETERS ARE USED WITH THE ELECNRTL OPTION SET
      UNLESS YOU ENTER YOUR OWN PARAMETERS IN PROP-DATA PARAGRAPHS.
      PARAMETER THRSWT(ELEMENT/3) RETRIEVED FOR COMPONENT H2O

      PARAMETER PLXANT RETRIEVED FOR COMPONENT H2O

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER PLXANT (DATA SET 1) FOR COMPONENT NAOH:
      UNREASONABLE VAPOR PRESSURE CALCULATED AT NORMAL BOILING POINT.
      VALUE SHOULD BE WITHIN 10% OF 1D5 N/SQM.PLEASE CHECK YOUR INPUT
      FOR THE ANTOINE PARAMETERS.

*   WARNING IN PHYSICAL PROPERTY SYSTEM
      NRTL BINARY PARAMETERS FOR ALL COMPONENT PAIRS ARE ZERO,
      YOUR RESULTS MAY NOT BE ACCURATE. PLEASE REVIEW AND PROVIDE BINARY
      PARAMETERS AS APPROPRIATE.

      WATSON HEAT OF VAPORIZATION MODEL HAS MISSING PARAMETERS:
      DHVLWT/1ST ELEMENT (DATA SET 1) MISSING FOR COMPONENT NAOH

      DHVLWT/2ND ELEMENT (DATA SET 1) MISSING FOR COMPONENT NAOH

****PROPERTY PARAMETER ERROR
      ERRORS ENCOUNTERED IN CALCULATION OF LIQUID MIXTURE MOLAR ENTHALPY USING
      OPTION SET NRTL FOR H.

! Calculations stopped because of missingproperty parameters


zhencaiyu1990 发表于 2020-5-31 16:56:16

NaOH溶液属于电解质，物性方法应使用电解质方程

saiback 发表于 2020-5-31 16:56:16

把物性方法换成NRTL后，算得的结果比查表的偏小，例如1.01bar.25℃只有1.20。
显示

saiback 发表于 2020-5-31 16:56:16

The following messages were issued during Report Generation:

INFORMATION IN PHYSICAL PROPERTY SYSTEM
THE PAIR PARAMETERS FOR ELECNRTL OPTION SET HAS BEEN RETRIEVED FROM
DATABANK ENRTL-RK.

INFORMATION
PURE COMPONENT PARAMETERS FOR SOME COMPONENTS ARE RETRIEVED FROM
DATABANK.THESE PARAMETERS ARE USED WITH THE ELECNRTL OPTION SET
UNLESS YOU ENTER YOUR OWN PARAMETERS IN PROP-DATA PARAGRAPHS.
PARAMETER THRSWT(ELEMENT/3) RETRIEVED FOR COMPONENT H2O
PARAMETER PLXANT RETRIEVED FOR COMPONENT H2O

*WARNING IN PHYSICAL PROPERTY SYSTEM
PARAMETER PLXANT (DATA SET 1) FOR COMPONENT NAOH:
UNREASONABLE VAPOR PRESSURE CALCULATED AT NORMAL BOILING POINT.
VALUE SHOULD BE WITHIN 10% OF 1D5 N/SQM.PLEASE CHECK YOUR INPUT
FOR THE ANTOINE PARAMETERS.

ljjt 发表于 2020-5-31 16:56:16

PRES        TEMP        TOTAL RHOMX
bar        C        kg/cum
1.01325        10        1348.35
1.01325        11        1348.23
1.01325        12        1348.09
1.01325        13        1347.93
1.01325        14        1347.76
1.01325        15        1347.57
1.01325        16        1347.36
1.01325        17        1347.14
1.01325        18        1346.89
1.01325        19        1346.64
1.01325        20        1346.37
1.01325        21        1346.08
1.01325        22        1345.78
1.01325        23        1345.47
1.01325        24        1345.14
1.01325        25        1344.8
1.01325        26        1344.45
1.01325        27        1344.08
1.01325        28        1343.7
1.01325        29        1343.31
1.01325        30        1342.9
1.01325        31        1342.49
1.01325        32        1342.06
1.01325        33        1341.62
1.01325        34        1341.17
1.01325        35        1340.7
1.01325        36        1340.23
1.01325        37        1339.75
1.01325        38        1339.25
1.01325        39        1338.75
1.01325        40        1338.23
1.01325        41        1337.71
1.01325        42        1337.17
1.01325        43        1336.63
1.01325        44        1336.07
1.01325        45        1335.51
1.01325        46        1334.93
1.01325        47        1334.35
1.01325        48        1333.75
1.01325        49        1333.15
1.01325        50        1332.54

zhencaiyu1990 发表于 2020-5-31 16:56:16

本帖最后由 zhencaiyu1990 于 2020-6-1 00:52 编辑

NAOH溶液应使用电解质方程模拟，模拟文件见附件（2附件个一样的，上传出错，删不掉）


ma730060 发表于 2020-5-31 16:56:16

看一看。                     

qyf 发表于 2020-5-31 16:56:16

版本很高啊

yanwei1984 发表于 2020-5-31 16:56:16

V11吧，电脑要升级了

AlexCui 发表于 2020-5-31 16:56:16

E-nrtl

banknation 发表于 2020-5-31 16:56:16

本帖最后由 banknation 于 2020-6-2 12:50 编辑

      1、输入组分：NaOH、H2O
      2、电解质向导
      3、按以下设置，求取溶液密度                在图片上点击，看高清原图

piaoxueguayue 发表于 2020-5-31 16:56:16

赞！{:524:}

bzjiayuan 发表于 2020-5-31 16:56:16

用电解质模型
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