Aerobic fermentation system

The utility model discloses an aerobic fermentation system. The aerobic fermentation system comprises mechanical dehydration equipment, mixing equipment and aerobic fermentation equipment, wherein themechanical dehydration equipment, the mixing equipment and the aerobic fermentation equipment are sequentially connected in series, and sludge sequentially passes through dehydration of the mechanical dehydration equipment and mixing of the mixing equipment and then enters the fermentation tank body to be fermented; wherein the aerobic fermentation equipment comprises a fermentation tank body andan air circulation aeration system; the air circulation aeration system is communicated with the fermentation tank body and is used for supplementing fresh air into the fermentation tank body throughan air conveying pipeline, dehumidifying and heating high-saturation air generated in the fermentation process and then conveying the high-saturation air to the fermentation tank body again for cyclic utilization. According to