由于内存不足找不到GEKKOIPOPT解决方案?

问题描述

在使用时间序列数据以动态模式(m.options.imode = 4)模拟具有50个串联CSTR的化学反应器时,出现以下错误。稳态运行就好。而且,动态模拟似乎可以用于具有15个CSTR的简单模型。

是否有解决此问题的方法?

MUMPS returned INFO(1) =-13 - out of memory when trying to allocate 219104583 bytes.
In some cases it helps to decrease the value of the option "mumps_mem_percent".
WARNING: Problem in step computation; switching to emergency mode.
   1r0.0000000e+000 2.87e+001 9.99e+002   1.5 0.00e+000    -  0.00e+000 0.00e+000R  1
MUMPS returned INFO(1) =-13 - out of memory when trying to allocate 219104583 bytes.
In some cases it helps to decrease the value of the option "mumps_mem_percent".
WARNING: Problem in step computation; switching to emergency mode.
Restoration phase is called at point that is almost feasible,with constraint violation 0.000000e+000. Abort.
Restoration phase in the restoration phase failed.

Number of Iterations....: 1

                                   (scaled)                 (unscaled)
Objective...............:  0.0000000000000000e+000   0.0000000000000000e+000
Dual infeasibility......:  0.0000000000000000e+000   0.0000000000000000e+000
Constraint violation....:  2.8680600237259355e+001   2.8680600237259355e+001
Complementarity.........:  0.0000000000000000e+000   0.0000000000000000e+000
Overall NLP error.......:  2.8680600237259355e+001   2.8680600237259355e+001


Number of objective function evaluations             = 2
Number of objective gradient evaluations             = 2
Number of equality constraint evaluations            = 2
Number of inequality constraint evaluations          = 0
Number of equality constraint Jacobian evaluations   = 2
Number of inequality constraint Jacobian evaluations = 0
Number of Lagrangian Hessian evaluations             = 2
Total CPU secs in IPOPT (w/o function evaluations)   =      1.672
Total CPU secs in NLP function evaluations           =      4.237

EXIT: Restoration Failed!

 An error occured.
 The error code is  -2

解决方法

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