1results about How to "Low Sulfate Content" patented technology

The utility model discloses a kind of high-concentration hemicellulose wastewater treatment systems, it is related to high-concentration hemicellulose wastewater treatment technical field, including the adjusting pool, fenton reaction pool, fenton sedimentation tank, multistage hydrolysis acidification pool and lifting pool connected in order, the adjusting pool water inlet is connected with high-concentration hemicellulose wastewater pipeline, non-ferrous wastewater pipeline and acidic wastewater pipeline, adjusting pool and fenton reaction pool between being provided with dispensing room, and ferrous sulfate storage tank, hydrogen peroxide storage tank and PAM storage tank are provided in dispensing room, ferrous sulfate storage tank and hydrogen peroxide storage tank are connected with fenton reaction pool water inlet respectively, and PAM storage tank is connected with fenton reaction pool, fenton reaction pool is also connected with alkali tank, the fenton sedimentation tank bottom is provided with sludge pump, and the lifting pool water outlet is connected with polymeric ferric sulfate storage tank. Through pre-fenton system combination multistage anaerobic treatment unit realizes the efficient decomposition of hemicellulose, lignin and other refractory substances, and cooperates subsequent advanced treatment to ensure that effluent COD is stable and up to standard.