Control system suitable for small watershed non-point source pollution

• Main Authors: WANG WEI, XU JIALU, ZHANG YOU, ZHANG JIDANG, WANG JUNNUO, CHEN QICHUAN, ZHAO TINGTING, LI LUHUA, HE JUN
• Format: Patent
• Language: Chinese; English
• Published: 29.11.2019
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model discloses a control system suitable for small watershed non-point source pollution, which is composed of an ecological retention pond and an artificial rapid infiltration sewage treatment system, the ecological retention pond is divided into a shallow water area and a deep water area, hygrophytes are arranged in the shallow water area, and submerged plants are arranged in the deep water area; the artificial rapid infiltration sewage treatment system comprises a pretreatment system, an artificial rapid infiltration system and a clear water collection system, the artificial rapid infiltration system comprises a filtering area, an adsorption area and a drying area; the technology has the advantages that the application range is wide, the construction and operation cost is low, the management is convenient, the operation is stable, the construction period is short, the water outlet effect is good, the energy is saved, the efficiency is high, the secondary pollution is avoided, and the like, and