Self-control bulk curing barn capable of accurately baking biomass

The invention discloses a self-control bulk curing barn capable of accurately baking biomass, which comprises a heating chamber and a baking chamber, wherein an upper ventilation duct and a lower ventilation duct are correspondingly arranged at the upper end and the lower end of a wall between the heating chamber and the baking chamber; the heating chamber is communicated with the baking chamber through the upper ventilation duct and the lower ventilation duct; a heating furnace is arranged in the heating chamber; a fan is arranged on the upper part of the heating furnace; the fan is connected to the upper ventilation duct through an air outlet of the fan; a cold air valve for controlling an airflow to enter is arranged on the side wall of the heating chamber; a moisture discharging channel with a ventilation hole is arranged at the bottom of the baking chamber; a moisture discharging window is arranged at the tail end of the moisture discharging channel outside the baking chamber. The self-control bulk curin