Biogas slurry purification treatment device

• Main Authors: CHEN XIJING, XU YUXIN, AN WENHAO
• Format: Patent
• Language: Chinese; English
• Published: 12.08.2022
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model relates to the technical field of aquaculture wastewater treatment, and discloses a biogas slurry purification treatment device, which comprises a sedimentation tank (1), an adjusting tank (2), a flocculation reaction unit (3), a coagulant aid adding unit (4), an efficient shallow ion air floatation unit (5), a sludge tank (6) and a clean water tank (7), and the efficient shallow ion air floatation unit (5) is connected with the flocculation reaction unit (3) and the coagulant aid adding unit (4). Mixing the biogas slurry subjected to the flocculation reaction with a coagulant aid for air flotation treatment to remove suspended solids (SS) in the biogas slurry so as to prepare clear biogas slurry; the device can quickly and efficiently remove SS in the biogas slurry, realizes purification of the biogas slurry at low cost, and can continuously operate, and the treated clear biogas slurry can be used for spray and drip irrigation fertilization, concentration and fertilizer preparation. 本实用新型涉及