Aspen循环物料时出现如下警告:
WARNING
STREAMS CROSSING THE LOOP CONVERGED BY $OLVER03 ARE NOT IN MASS BALANCE:
MASS INLET FLOW = 0.51080581E+01, MASS OUTLET FLOW = 0.51087537E+01
RELATIVE DIFFERENCE = 0.13618487E-03
IMBALANCE MAY BE DUE TO A LARGE RECYCLE FLOW, AND A
RELATIVELY LOOSE TEAR STREAM TOLERANCE.