Magnetic control flow suspension roasting and energy-saving power generation purification integrated device

The invention belongs to the technical field of roasting devices, and particularly relates to a magnetic control flow suspension roasting and energy-saving power generation purification integrated device. Comprising a material roasting system, a material drying system, a flue gas denitration and dust removal system, a material cooling system and an ORC low-temperature waste heat power generation system. The material roasting system comprises a flowing suspension roasting furnace and a roasting separator; the material drying system comprises a raw material bin, a Venturi dryer, an efficient material separator, a primary preheater and a secondary preheater; the flue gas denitration and dust removal system comprises a ceramic membrane denitration and dust removal device; the material cooling system comprises a first-stage cooler, a second-stage cooler, a third-stage cooler, a fourth-stage cooler, a fluidized cooling bed, a cooling bed separator and a cooling centrifugal separator. The flue gas heat is utilized i