Recycled water system utilizing flue gas waste heat for heating

The utility model discloses a reclaimed water system utilizing flue gas waste heat to heat, which belongs to the technical field of reclaimed water treatment of thermal power plants and comprises a chemical reclaimed water treatment station, a chemical water island raw water tank and related auxiliary equipment, and one end of the chemical reclaimed water treatment station is communicated with an auxiliary steam pipeline of a boiler. The flue gas condensing heat exchanger is arranged in the clean flue between the desulfurizing absorption tower and the chimney; the other end of the chemical reclaimed water treatment station is communicated with the flue gas condensation heat exchanger and provides cold source reclaimed water for the flue gas condensation heat exchanger; and the other end of the chemical water island raw water tank is communicated with the flue gas condensation heat exchanger and receives regenerated water heated by the flue gas condensation heat exchanger. According to the utility model, boile