根据Devanathan-Stachurski 提出的电化学渗氢原理,采用专利的电化学氢探头测定氢在金属中渗透速率的方法,建立了氢稳态扩散时在热壁三层结构的加氢反应器器壁中氢浓度计算的数学模型.在反应器的运行条件下,氢渗透过程受扩散控制.只要检测出氢探头在一定温度下的稳态渗氢电流密度i∞,通过计算机程序选择适当的参数输入,应用提出的计算公式可计算单层、双层或三层加氢反应器器壁中各关键界面的氢浓度及器壁径向任意指定剖面上的氢浓度分布.
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