aspen模拟环氧乙烷吸收塔的问题
物性方法选SR-POLAR，但是运行就出现下面的错误：* WARNING IN PHYSICAL PROPERTY SYSTEM
EQUATION OF STATE MODEL ESHOC CALCULATES REDUCED DENSITY = -1.26
AT TEMPERATURE = 318.150, PRESSURE = 0.26184E+07
REDUCED DENSITY > 0.5; RESULTS MAY HAVE SIGNIFICANT ERROR
* WARNING IN PHYSICAL PROPERTY SYSTEM
EQUATION OF STATE MODEL ESHOC CALCULATES REDUCED DENSITY =-0.433
AT TEMPERATURE = 298.150, PRESSURE = 0.16433E+07
REDUCED DENSITY > 0.5; RESULTS MAY HAVE SIGNIFICANT ERROR
* WARNING IN PHYSICAL PROPERTY SYSTEM
EQUATION OF STATE MODEL ESHOC CALCULATES REDUCED DENSITY =-0.411
AT TEMPERATURE = 318.150, PRESSURE = 0.30732E+07
REDUCED DENSITY > 0.5; RESULTS MAY HAVE SIGNIFICANT ERROR
* WARNING IN PHYSICAL PROPERTY SYSTEM
EQUATION OF STATE MODEL ESHOC CALCULATES REDUCED DENSITY = 0.748
AT TEMPERATURE = 318.150, PRESSURE = 0.21997E+07
REDUCED DENSITY > 0.5; RESULTS MAY HAVE SIGNIFICANT ERROR
* WARNING IN PHYSICAL PROPERTY SYSTEM
EQUATION OF STATE MODEL ESHOC CALCULATES REDUCED DENSITY =-0.217
AT TEMPERATURE = 298.150, PRESSURE = 0.19102E+07
REDUCED DENSITY > 0.5; RESULTS MAY HAVE SIGNIFICANT ERROR
* WARNING IN PHYSICAL PROPERTY SYSTEM
EQUATION OF STATE MODEL ESHOC CALCULATES REDUCED DENSITY = 0.550
AT TEMPERATURE = 298.150, PRESSURE = 0.13189E+07
REDUCED DENSITY > 0.5; RESULTS MAY HAVE SIGNIFICANT ERROR
换了方法又达不到要求，找了大半天也找不到合适的解决方法，上来论坛请教各位前辈。
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