A garbage composting system having a biological deodorization function

A garbage composting system having a biological deodorization function is disclosed, belonging to the technical field of organic solid waste disposal and resource utilization. The system mainly includes a composting tank and a biological deodorization cover device. Garbage compost is stacked in the composting tank the bottom of which is provided with a plurality of aeration pipes connected to an air blower. The biological deodorization cover device covers the composting tank and covers the garbage compost. The side wall of the composting tank is provided with an oxygen sensor, a temperature sensor and a controller. The temperature sensor, the oxygen sensor and the air blower are electrically connected to the controller to achieve automatic aeration amount adjusting. The system is suitablefor refuse landfills, open waste stacking sites and other various waste stacking sites. A sliding type covering auxiliary device is adopted to cover the composting tank with the biological deodorization cover device so that o