AMMONIA AND COAL MIXED COMBUSTION SYSTEM

Provided in the present disclosure are an ammonia and coal mixed combustion system. The ammonia and coal mixed combustion system comprises a fuel storage tank device, a combustion boiler, a conveying assembly and an SCR reactor. The fuel storage tank device comprises a discharge port; the combustion boiler comprises a boiler section and an exhaust section, which are sequentially connected to each other, wherein the exhaust section comprises an exhaust port, which is provided at the side of the exhaust section away from the boiler section; the discharge port is in communication with the combustion boiler by means of the conveying assembly, and the conveying assembly comprises a burner branch, and a first branch, a second branch, a third branch and a fourth branch, wherein an outlet of the burner branch is connected to the boiler section, an outlet of the first branch is connected to the exhaust section and is provided adjacent to the boiler section, an outlet of the second branch and an outlet of the third bra