2008 年 33 巻 2 号 p. 26-29
The petroleum industry has been producing and consuming a lot of hydrogen in refineries for years. It consumes as much as 70% of all hydrogen in Japan and would provide 4.7 billion Nm3 per year. In refineries, hydrogen is produced in the Hydrogen Production Unit (HPU) and catalytic reformer, and it is consumed in the hydrotreatment process, hydrorefining and hydrocracking unit. In this report, I’ll briefly outline hydrogen production and utilization in refineries.