DRAINAGE EVAPORATION POND Russian patent published in 2023 - IPC E02B11/00 

FIELD: agriculture.

SUBSTANCE: irrigation and drainage systems for the disposal of mineralized drain in accordance with Article 44 of the Water Code of the Russian Federation Use of Water Bodies for the Purpose of Discharging Sewage, Including Drainage, Water. In the evaporation pond of drainage flow, consisting of three compartments, covered with a waterproofing polyethylene membrane for intensive evaporation, hydraulically connected to each other and the supply channel through control devices, one of the compartments is used for accumulation, according to the invention, the compartments are arranged in series, and each of them is equipped with retards made of ten filtering devices installed in a row to form a serpentine current. The spurs are located in compartments in a checkerboard pattern adjoining the shore. Each filter device consists of two components made of gabion nets, while the lower part is used as a base filled with solid bulk filler, and the upper part is used for filling with plant residues in order to form an environment favorable for the development of microorganisms involved in the biological treatment of drainage flow. The control devices are equipped with flat panel gates to control the volumes of incoming drainage flows.

EFFECT: simplification and increase in the reliability of the design of the evaporation pond for drainage effluents in the irrigation and drainage system.

1 cl, 4 dwg