表13 液体二氧化碳饱和蒸汽压温度 ℃饱和蒸汽压 KPa温度 ℃饱和蒸汽压 KPa温度 ℃饱和蒸汽压 KPa温度 ℃饱和蒸汽压 KPa-59-58-57-56-55-54-53-52-51-50-49-48-47-46-45-44-43-42-41-40-39-38-37465.96487.15509.05531.67555.05579.19604.10629.80656.30695.65711.8740.9770.7801.5833.3865.8899.4933.9969.41005.91043.41081.91121.5-36-35-34-33-32-31-30-29-28-27-26-25-24-23-22-21-20-19-18-17-16-15-141162.01203.81246.61290.41335.51381.61428.91477.51527.21578.31630.41683.91738.51794.61852.01910.61970.62032.02094.82159.02224.62291.72360.2-13-12-11-10-9-8-7-6-5-4-3-2-101234567892430.22501.72574.72649.42725.52803.22882.72963.63046.33130.73216.73304.53394.03485.33578.43673.33769.93868.63969.14071.54176.04282.44390.8101112131415161718192021222324252627282930314501.44613.94728.54845.34964.45085.75209.35335.15463.55549.25727.45863.16001.46142.46286.16432.86582.16734.66890.17048.97210.97376.3表12 二氧化碳在不同温度下的汽化热[4]温度 ℃汽化热 kJ/kg温度 ℃汽化热 kJ/kg-56.57-55-50-45-40-35-30-25-20-15347.77345.18337.06328.82320.41311.75302.80293.63283.63270.04-10-505101520253031261.54248.95234.85219.03201.21180.20155.23119.3762.970.0025℃时CO2的汽化热为119.37kJ/kg，液化压力为64atm左右（表压）2 / 2。