Aspen 里面没有碳酸甲乙酯(EMC)模拟要用怎么办?
各位马友,麻烦问一下,Aspen里面没有碳酸甲乙酯,模拟要用到怎么办?请各位解答一下麻烦了自定义组分。 C4H8O-01 CONV ETHYL-METHYL-CARBONATE C4H8O3-N5
Atom Number of occurrences
C 4
H 8
O 3
Atom1 Atom2 Bond type
Number Type Number Type
1 C 2 O S
1 C 3 O D
1 C 4 O S
2 O 5 C S
4 O 6 C S
6 C 7 C S 非常感谢你热心的回复 ,我自己在ASPEN里面估算了一下 有警告 麻烦你能不能帮忙看看哪里出错了? HYF@WJ 发表于 2015-9-16 15:28
非常感谢你热心的回复 ,我自己在ASPEN里面估算了一下 有警告 麻烦你能不能帮忙看看哪里出错了?
BKP格式的文件
imahoupao 发表于 2015-9-15 15:58
自定义组分。
* WARNING IN PHYSICAL PROPERTY SYSTEM
FUNCTIONAL GROUP GENERATION FOR THE UNIF-LBY METHOD CANNOT BE COMPLETED
FOR COMPONENT E.THE FOLLOWING ATOMS WERE NOT MATCHED:
C 2O 3
THE FUNCTIONAL GROUPS GENERATED
GROUP NUMBERNO. OF OCCUR. GROUP NUMBERNO. OF OCCUR.
1615 1 1610 1
1015 1
* WARNING IN PHYSICAL PROPERTY SYSTEM
PARAMETER PLXANT (DATA SET 1) FOR COMPONENT E:
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.
这是自定义运行出来的警告模拟文件楼下已上传请您帮忙看看
HYF@WJ 发表于 2015-9-16 15:28
非常感谢你热心的回复 ,我自己在ASPEN里面估算了一下 有警告 麻烦你能不能帮忙看看哪里出错了?
* WARNING IN PHYSICAL PROPERTY SYSTEM
FUNCTIONAL GROUP GENERATION FOR THE UNIF-LBY METHOD CANNOT BE COMPLETED
FOR COMPONENT E.THE FOLLOWING ATOMS WERE NOT MATCHED:
C 2O 3
THE FUNCTIONAL GROUPS GENERATED
GROUP NUMBERNO. OF OCCUR. GROUP NUMBERNO. OF OCCUR.
1615 1 1610 1
1015 1
* WARNING IN PHYSICAL PROPERTY SYSTEM
PARAMETER PLXANT (DATA SET 1) FOR COMPONENT E:
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.
出来这样的警告。。。。 HYF@WJ 发表于 2015-9-16 16:37
* WARNING IN PHYSICAL PROPERTY SYSTEM
FUNCTIONAL GROUP GENERATION FOR THE UNIF-LBY METHOD ...
别纠结了 这个估算不准的 HYF@WJ 发表于 2015-9-16 16:37
* WARNING IN PHYSICAL PROPERTY SYSTEM
FUNCTIONAL GROUP GENERATION FOR THE UNIF-LBY METHOD ...
自定义组分参数规定有问题,可能是给的哪个值跟算出来的蒸汽压冲突了。
你检查一下输入的基础物性有没有输错,根据你的模拟文件没看到给蒸汽压赋值
这种一般改改参数就好了,挺常见的
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