载流法制备硫酸露点腐蚀模拟气体的试验研究

刘志峰,朱志平,石纯,黄赵鑫

Preparation of Sulfuric Acid Vapor for Simulation of Sulfuric Acid Dew Point Corrosion by Inert Gas Carrying Method

Zhifeng LIU,Zhiping ZHU,Chun SHI,Zhaoxin HUANG

表2 硫酸溶液蒸汽中的H2SO4含量 (mass fraction / %)

Table 2 H2SO4 content in steam of sulfuric acid solution (mass fraction / %)

Liquid phase composition / %H2SO4 Temperature / ℃ 20 40 60 80 100 120 140 160 180 200 85 0 0 0 0 0.001 0.001 0.001 0.001 0.001 0.001 90 0.08 0.09 0.11 0.13 0.17 0.19 0.22 0.25 0.30 0.34 94 9.19 9.26 9.33 9.81 11.3 11.4 12.2 13.1 13.4 14.0 96 57.6 58.2 58.5 58.8 58.4 58.6 58.4 58.5 58.5 58.6 98.3 98.3 98.3 98.3 98.3 98.3 98.3 98.25 98.25 98.3 98.3 100 67.4 60.9 55.1 50.0 45.9 42.7 40.3 37.7 35.3 33.4