| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide: a method for utilizing a biogas as a city gas, by which a fuel gas of high calorific value equivalent to a city gas of about 12A is efficiently and economically manufactured from a biogas of low calorific value by using manufacturing facilities having a simple system structure with a low construction cost and a low operation cost, and is supplied to consumers; and its manufacturing facilities. <P>SOLUTION: A biogas of low calorific value, obtained by fermenting an organic waste material is subjected to desulfurization treatment, treatment for removing carbon dioxide, dehumidifying treatment, adjustment in calorific value, and treatment for imparting an odor, thus giving a fuel gas of high calorific value, equivalent to a city gas of about 12A, and supplying it to consumers. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
