Lakes, reservoirs or dams and how to improve the water quality of the device

摘要

PURPOSE: Provided is a method and apparatus for improving water quality of lakes, reservoirs and dams. CONSTITUTION: The apparatus comprises a biological reaction basin(1) having a circulation water passage way between an inner surface thereof and a reaction tank(2); the reaction tank(2) filled with pumice stone(3) and having porous panels(9) at an upper and lower ends thereof; a diffuser(6) installed at a lower part of the reaction tank(2); an original water inlet formed at the bottom of the reaction tank(2); a decanter(8) installed at an upper part of the reaction tank(2); a float(5) installed at sides of the reaction tank(2), and a plurality of artificial water passage ways(10) installed around the biological reaction basin(1), wherein the artificial water passage ways(10) include a tank, aquatic plant areas arranged near inner walls of the tank and pumice stones(3) distributed inside the aquatic plant areas in the tank.