生产车间工艺操作规程.doc

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1、此文档收集于网络，如有侵权，请联系网站删除1生产车间工艺操作规程1)．二氧化碳的物理性质为了便于生产操作管理，本处列出与装置有关的二氧化碳物理性质数据，以便工作时参考。表1二氧化碳的相变参数性 质数 值性 质数 值三相点：温度，℃压力，MPa汽化热，kJ/kg熔化热，kJ/kg -56.570.518347195.82 升华状态：温度，℃升华热，kJ/kg固态密度kg/m3气态密度kg/m30.101MPa-78.5573.615622.814（-78.5℃）表2液体二氧化碳密度-温度对照表温度℃密度kg／m3温度℃密度kg／m331.030.027.525

2、.022.520.017.515.012.510.07.55.02.50.0-2.5-5.0-7.5-10.0463.9596.4661.0705.8741.2770.7795.5817.0838.5858.0876.0893.1910.0924.0940.0953.0968.0980.8-12.5-15.0-17.5-20.0-22.5-25.0-27.5-30.0-32.5-35.0-37.5-40.0-42.5-45.0-47.5-50.0-55.0 993.81008.11018.51029.91041.71052.61063.61074.21084

3、.51094.91105.01115.01125.01134.51144.41153.51172.1 此文档仅供学习与交流此文档收集于网络，如有侵权，请联系网站删除表3二氧化碳在不同温度下的汽化热温度℃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

4、.970.00表5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-59-58-57-56-55-54-53-52-51-50-49465.96487.15509.05531.67555.05579.19604.10629.80656.30695.65711.8-36-35-34-33-32-31-30-29-28-27-261162.01203.81246.61290.41335.51381.61428.91477.51527.21578.31630.4-13-12-11-10-9-8-7-6-

5、5-4-32430.22501.72574.72649.42725.52803.22882.72963.63046.33130.73216.710111213141516171819204501.44613.94728.54845.34964.45085.75209.35335.15463.55549.25727.4此文档仅供学习与交流此文档收集于网络，如有侵权，请联系网站删除-48-47-46-45-44-43-42-41-40-39-38-37740.9770.7801.5833.3865.8899.4933.9969.41005.91043.41081

6、.91121.5-25-24-23-22-21-20-19-18-17-16-15-141683.91738.51794.61852.01910.61970.62032.02094.82159.02224.62291.72360.2-2-101234567893304.53394.03485.33578.43673.33769.93868.63969.14071.54176.04282.44390.821222324252627282930315863.16001.46142.46286.16432.86582.16734.66890.17048.97210

7、.97376.3表6二氧化碳的工程量值性 质数 值性 质数 值气体粘度，mPa·s表面张力，mN/m比热容，kJ/(kg·K)CpCv0.0138(0℃,0.101MPa)9.13(-25℃)(0℃,0.101MPa)0.8450.651热导率折射率52.75(0℃,0.101MPa)/[W/(m·K)]1.0004506(0℃,0.101MPa,λ=546.1)2)．液体二氧化碳产品规格本装置生产的产品：质量符合GB10621-2006标准的食品级二氧化碳产品。表7GB10621-2006食品添加剂-液体二氧化碳标准序号项目指标1二氧化碳含量10-2（V/

8、V）≥99.92水分，10-6（V）≤20此文档仅供