求解答，万分感谢

Bannd

***SEVERE ERROR
   THE FOLLOWING STAGES DRIED UP (VAPOR OR LIQUID FLOW APPROACHES 0):
     5    6    7   10
   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.
-  INFORMATION
   CALCULATED REBOILER DUTY IS NEGATIVE.
{:1106_368:}

dqllcy

{:1106_365:}

杞╃埜

干板了   修改塔参数试试