| 摘要 |
PROBLEM TO BE SOLVED: To enable a certain amount of biogas to be stably supplied by equalizing a biogas generation amount in a dry type methane fermentation device.SOLUTION: An operation method of dry type methane fermentation device comprises the steps of: setting one day or two continuous days in a week as a holiday when operation of the dry type methane fermentation device is stopped and the rest of the days in the week as working days when the same is operated; setting the days one day before the holidays or one and two days before the holidays among the working days as second working days and the rest of the working days as first working days; feeding a dry type methane fermentation tank 15 with a first input amount of organic waste on the first working days; and feeding the same with a second input amount of the organic waste larger than the first input amount on the second working days. |
