液体饱和蒸气压测定实验的拓展与延伸

颜美, 丰日达, 叶尔多斯∙托合塔尔汗, 龙彪, 周丽, 果崇申

Expansion and Extension of Liquid Saturated Vapor Measurement Experiment

Mei Yan, Rida Feng, Yerdos·Tohtarkhan, Biao Long, Li Zhou, Chongshen Guo

表4 不同温度下水的饱和蒸气压实测值与查表值比较及误差分析

温度/℃ 水的饱和蒸气压/kPa 绝对误差/kPa 相对误差/% 查表[7] 实测 25 3.1690 3.80 0.6310 19.912 30 4.2455 4.68 0.4345 10.234 35 5.6267 5.91 0.2833 5.035 40 7.3814 7.60 0.2186 2.961 45 9.5898 9.74 0.1502 1.566 50 12.344 12.53 0.1860 1.507 55 15.752 16.00 0.2480 1.574 60 19.932 20.22 0.2880 1.445 70 31.176 31.61 0.4340 1.392 80 47.373 47.97 0.5970 1.260