Biochemical sludge treatment system and treatment method

• Main Authors: CHU SHIYANG, DONG FUHUA, SUN ZONGLI, ZHOU YONGTAO, WU XIAOCHEN, WU XIANGYONG, ZHANG HAIRONG, HU BINGXU, MAO CHENGLONG, BAI FUXIN
• Format: Patent
• Language: Chinese; English
• Published: 21.09.2018
• Subjects: CARBURETTING AIR OR OTHER GASES; CHEMISTRY; FUELS; LUBRICANTS; METALLURGY; PEAT; PETROLEUM, GAS OR COKE INDUSTRIES; PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROMSOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The invention discloses a biochemical sludge treatment system, which comprises a sludge treatment device, a concentration unit and a gasification furnace, wherein the sludge treatment device is connected with the concentration unit through a sludge conveying pipe; the concentration unit is connected with the gasification furnace; the concentration unit comprises a coarse slurry tank, a fine grinding device and a superfine grinding device; the coarse slurry tank is connected with the fine grinding device; the fine grinding device is connected with the superfine grinding device; the coarse slurry tank is connected with the sludge conveying pipe. The invention also discloses a biochemical sludge treatment method, which comprises the following steps: S01, sterilization treatment on biochemicalsludge; S02, primary grinding on the biochemical sludge; S03, secondary grinding on the biochemical sludge; S04, gasification treatment on the biochemical sludge subjected to secondary grinding. Thebiochemical sludge treatme