Double-material efficient desulfurization and dust removal ultra-low emission system

The utility model discloses a double-material high-efficiency desulfurization and dust removal ultra-low emission system, which comprises a tower body, a flue gas inlet, a limestone slurry spraying device, a demister I, an alkali liquor spraying layer, a liquid collection distributor and a demister II, the flue gas inlet is arranged on one side of the tower body, a flue gas outlet is arranged at the upper end of the tower body, and the alkali liquor spraying layer is arranged on the other side of the tower body. A demister II, an alkali liquor spraying layer, a liquid collecting distributor, a demister I and a limestone slurry spraying device are sequentially arranged in the tower body above the flue gas inlet from top to bottom, compared with the prior art, the energy consumption, the operation cost, the wastewater amount and the investment can be reduced, the working process is simple, and the occupied area is small. 本实用新型公开了一种双物料高效脱硫除尘超低排放系统，包括塔体、烟气进口、石灰石浆液喷淋装置、除雾器I、碱液喷淋层、集液分布器和除雾器II，所述塔体的一侧设有烟气进口，所述塔体的上端设