Aspen LDPE制程重现遇到无法收敛及结果不吻合

请问各位川友们，现阶段验证遇到难题，已将文献中反应设计条件、物流资料、反应动力式完整输入Aspen，但在执行时遇到无法收敛，且出口PDI.MWN及MWW与文献有出入，不知道有哪一位川友能帮小弟我检查问题所在。感激不尽


文献参考来源: 2014, 王宇良, LDPE釜式反应器混合特性研究


** ERROR
   LIQUID ROOT NOT CONVERGED IN EOS MODEL POSL03
   T =   10.00     PSPEC =  0.1600E+09 PCALC = -0.2090E+09


** ERROR
   LIQUID ROOT NOT CONVERGED IN EOS MODEL POSL03
   T =   10.00     PSPEC =  0.1600E+09 PCALC = -0.2090E+09


***SEVERE ERROR
   SINGLE PHASE TEMPERATURE CALCULATIONS FAILED IN  6  ITERATIONS. FINAL
   TEMPERATURE IS  10.0000  FINAL ENTHALPY IS  -4.7614D+07  SPECIFIED
   ENTHALPY IS  -5.3975D+07   ERRORS OCCURRED IN FLASH CALCULATIONS FOR TEAR
   STREAM  S13 .


** ERROR
   LIQUID ROOT NOT CONVERGED IN EOS MODEL POSL03
   T =   23.31     PSPEC =  0.1600E+09 PCALC =  0.3251E+08


** ERROR
   LIQUID ROOT NOT CONVERGED IN EOS MODEL POSL03
   T =   23.31     PSPEC =  0.1600E+09 PCALC =  0.3251E+08


** ERROR
   LIQUID ROOT NOT CONVERGED IN EOS MODEL POSL03
   T =   10.00     PSPEC =  0.1600E+09 PCALC = -0.8106E+08


** ERROR
   LIQUID ROOT NOT CONVERGED IN EOS MODEL POSL03
   T =   10.00     PSPEC =  0.1600E+09 PCALC = -0.8106E+08


***SEVERE ERROR
   SINGLE PHASE TEMPERATURE CALCULATIONS FAILED IN  6  ITERATIONS. FINAL
   TEMPERATURE IS  10.0000  FINAL ENTHALPY IS  2.9172D+07  SPECIFIED
   ENTHALPY IS  -1.3938D+07   ERRORS OCCURRED IN FLASH CALCULATIONS FOR TEAR
   STREAM  S13 .


*  WARNING
   CONVERGENCE BLOCK $OLVER06 NOT CONVERGED IN 30 ITERATIONS


** ERROR
   Convergence block $OLVER06 did not converge
   normally in the final pass

目前反应器皆设为液相， 反应动力式皆有设定拟稳态假设Quasi steady state