改进型Bardenpho+反硝化滤池用于污水厂提标改造

白华清,贺阳,袁绍春,蒋彬

Application of improved Bardenpho+denitrification filter in upgradation and reconstruction of municipal sewage treatment plant

Huaqing BAI,Yang HE,Shaochun YUAN,Bin JIANG

表1 污水处理厂进、出水水质及排放标准

Table 1 Influent and effluent quality and discharge standards for sewage treatment plant

项目 改造前进水水质 改造前出水水质 GB 18918—2002一级B标准 DB51/2311—2016标准 总氮 21~29.6 10.34~17 ≤20 ≤10 SS 40~60 4~6 ≤20 ≤10 总磷 1.25~2.96 0.35~0.54 ≤1.0 ≤0.3 COD 84~164 10.3~18.1 ≤60 ≤30 粪大肠菌群 — 1 700~5 400 ≤ 1000 ≤ 1000 氨氮 17.4~31.4 0.08~5.66 ≤8(15)* ≤ 1.5(3) BOD5 42.1~70.6 4.2~6.8 ≤20 ≤6