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- 2013-11-9
- 积分
- 53
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按照孙老师的讲解对孙老师的example10.4-sensity进行实际练习,计算的时候出现下面提示:
> Loop $OLVER01 Method: WEGSTEIN Iteration 30
* WARNING(1)
CONVERGENCE BLOCK $OLVER01 NOT CONVERGED IN 30 ITERATIONS
5 vars not converged, Max Err/Tol 0.59636E+01
>> Loop $OLVER01 exceeded maximum iterations.
** ERROR(2)
Convergence block $OLVER01 did not converge
normally in the sensitivity pass on row 8
** ERROR(3)
SOME ROWS COMPLETED WITH ERRORS.
** ERROR(4)
BLOCK C IS NOT IN MASS BALANCE:
MASS INLET FLOW = 0.15530727E+03, MASS OUTLET FLOW = 0.15522085E+03
RELATIVE DIFFERENCE = 0.55675427E-03
MAY BE DUE TO A TEAR STREAM OR A STREAM FLOW MAY HAVE
BEEN CHANGED BY A FORTRAN, TRANSFER, OR BALANCE BLOCK
AFTER THE BLOCK HAD BEEN EXECUTED.
** ERROR(5)
Convergence block $OLVER01 did not converge
normally in the final pass
->Simulation calculations completed ...
->Generating results ...
从上面看有五处error,第一个是在30步的收敛过程中不收敛,我尝试对”C“block的interaction进行修改,30改成100还是未解决问题。
第二、三、五个error不是很清楚。第四个error是物料不平衡,由于C block的inlet和outlet不需要手动输入,不知道该如何下手进行修改。
虽然我有孙兰义老师example10.4-sensity.bkp文件,但我使用的aspen plus版本较低无法查看,我将我自己做的上传,希望哪位能给出具体的修改方法,非常非常感谢
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