aspen plus DSTWU模拟精馏塔

qx198737 · 发表于 2019-11-10 19:52:23

模拟气体精馏时出现

SEVERE ERROR DURING THE POST-SOLVE STAGE OF UNIT OPERATIONS BLOCK: "1"
   (MODEL: "DSTWU")                                        (UDL01.14)
   K-VALUE OF LIGHT KEY COMPONENT IN DISTILLATE IS 0.80935E-17
   AT A DISTILLATE TEMPERATURE OF 6.9288.
   UNABLE TO CALCULATE MINIMUM NUMBER OF STAGES.

zxk1355114 · 发表于 2019-11-10 19:52:23

可能有共沸物，检查一下有没有共沸点，更改一下分离效率

zxz2004 · 发表于 2019-11-10 19:52:23

了解了解，谢谢分享

heshiming14 · 发表于 2019-11-10 19:52:23

轻重关键组分是否设反了