Anaerobic digestion start-up method and anaerobic digestion start-up system

摘要

To provide an anaerobic digestion tank startup method and an anaerobic digestion system that provide an easy start-up method for digestive tanks, as well as ensure ease of work related to startup and smooth startup.SOLUTION: An anaerobic digestion tank startup method includes: charging water and/or seed sludge into a digestion tank 2 where a concentrating mechanism 1 is arranged in the previous stage of a treatment flow; concentrating the seed sludge and raw sludge, to obtain concentrated sludge; charging the concentrated sludge into a digestion tank; and increasing the amount of the concentrated sludge charged into the digestion tank 2.SELECTED DRAWING: Figure 4