CO2混合工质的气液相平衡的混合规则对比与预测研究

吴子睿,孙瑞,石凌峰,田华,王轩,舒歌群

A comparative and predictive study of the mixing rules for the vapor-liquid equilibria of CO2-based mixtures

Zirui WU,Rui SUN,Lingfeng SHI,Hua TIAN,Xuan WANG,Gequn SHU

表6 CO2+HFCs/HFOs混合工质的优化结果与预测结果的比较

Table 6 Comparison of the optimization results and prediction results of CO2 +HFCs/HFOs

混合工质 实验点数 优化计算偏差 k12(预测值) 预测值偏差 AARD(p) AAD(y) AARD(p) AAD(y) CO2+R134a[5-6] 30 0.69% 0.0040 0.0197 1.08% 0.0050 CO2+R143a[18] 48 1.43% 0.0080 0.0108 1.79% 0.0069 CO2+R152a[9] 45 0.93% 0.0052 0.0127 1.15% 0.0055 CO2+R227ea[8] 46 1.28% 0.0093 0.0240 2.96% 0.0112 CO2+R32[19] 45 1.46% 0.0087 0.0129 1.89% 0.0082 CO2+R1234yf[10] 46 1.17% 0.0123 0.0143 2.43% 0.0112 CO2+R1234ze(E)[11] 67 1.20% 0.0074 0.0189 2.89% 0.0120 平均 1.17% 0.0078 2.03% 0.0120