Fecha de publicación: 03/08/2021 Fuente: Wipo Tobacco Agriculture The utility model discloses a biomass energy bulk curing barn with a built-in heat supply device, which comprises a flue-cured tobacco chamber and a heating chamber communicated with the flue-cured tobacco chamber, a temperature sensor and a humidity sensor are arranged in the flue-cured tobacco chamber, the heat supply device is arranged in the heating chamber, and the temperature sensor, the humidity sensor and the heat supply device are in signal connection with a controller. A heat supply device is arranged on the front wall of the heating chamber, the heat supply device comprises a combustion furnace, a heat exchanger and a settling box which are connected with one another, heat exchange sheets are respectively arranged on the outer walls of the combustion furnace and the settling box, and a movable fire baffle is arranged on the top surface of the settling box. The furnace is compact in structure, simple in layout, high in temperature rise and heat exchange speed, capable of rapidly heating air around the furnace body, high in heat energy utilization rate and capable of effectively reducing heat loss; waste heat of high-temperature flue gas discharged by the combustion furnace can be recycled, the utilization efficiency of heat energy is further improved, heat energy loss is reduced, and therefore high reliability of the curing barn can be guaranteed, the flue-cured tobacco curing quality and the curing production efficiency are effectively improved, and tobacco leaf curing damage and tobacco leaf curing loss are reduced.