物料模拟最好5+3-1463471968.bkp

LIQUID ENTHALPY MODEL DHL0DIP USES DIPPR EQ. 114 FOR COMPONENT H2
      WITH TREFHL =    298.15 K.  TREFHL > TC (33.19 K).  LIQUID ENTHALPY
      CANNOT BE CALCULATED.  TREFHL SET TO TB (20.39 K).

THE FOLLOWING STAGES DRIED UP (VAPOR OR LIQUID FLOW APPROACHES 0):
       55
      A LIMIT OF  0.10000E-04 * SUM OF FEEDS WAS IMPOSED ON THE FLOW RATES
      OR A LIMIT OF  0.10000E-04 WAS IMPOSED ON THE STAGE V/L OR L/V RATIO.


  **  ERROR
      BLOCK B2 IS NOT IN MASS BALANCE:
      MASS INLET FLOW = 0.74334503E+02, MASS OUTLET FLOW = 0.79560394E+02
      RELATIVE DIFFERENCE = 0.70302366E-01

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楼主，你水加进去是起什么作用的，为什么要改变水的加入量？

       把trace threshold放大一点就可以了，你的不收敛主要是环氧丙烷造成的，其实偏差的很小，所以这里把小偏差忽略掉就行了

在convergence——options里面改