46 Vol.37 No.6 2011··胡 大 锵(, 310012) 香料香精废水中含有苯、酚、醇、胺、醛类及脂类、油类等物质,硫酸盐含量高,水量、水质变化大。设计采用隔油—气浮—微电解—催化氧化预处理工艺,UASB—两级A/O生化工艺,混凝/沉淀—砂滤深度处理工艺。运行结果表明:当高浓度原水CODCr高达18073mg/L时,出水CODCr仍在100mg/L以下,其他指标均达到《污水综合排放标准》(GB8978—1996)一级标准。 香料香精废水 预处理系统 生化系统 深度处理 微电解 催化氧化 UASBDesignofthehighconcentrationspicesandessenceproductionwastewatertreatmentHuDaqiang(HangzhouJinyuanEnvironmentProtectionEngineeringCo.,Ltd.,Hangzhou310012,China)Abstract:Spicesandessenceproductionwastewatercontainsbenzene,phenol,ethanol,amine,alde-hyde,fatandoil.Inaddition,thesulphateconcentrationishigh,wastewaterquantityandqualityvariesconstantly.Thisdesignusedtheoilseparation-airfloatation-micro-electrolysis-catalyticoxi-dationpretreatment;UASB-twostagesA/Obio-chemicalprocess;coagulation/sedimentation-sandfiltrationadvancedprocess.Theresultsshowed:whentheCODCrininfluentreached18073mg/L,theCODCrineffluentwasstillbelow100mg/L.OtherparametersallmetthefirstgradestandardsofIntegratedwastewaterdischargestandard(GB8978—1996).Keywords:Spicesandessenceproductionwastewater;Pre-treatmentsystem;Bio-chemicalsys-tem;Advancedtreatment;Mico-electrolysis;Catalyticoxidation;UASB1 ,。,:、、、、、、,。,,。,2900mg/L,PO3-4—PCODCr350mg/L46000mg/L,SO2-459000mg/L,,;N、P,,。,、,,,2。,;、、。,,CODCr、NH3—N、PO3-4,,,、(1)。DOI:10.13789/j.cnki.wwe1964.2011.06.006 Vol.37 No.6 201147 1 、/m3/dCODCr/mg/LNH3—N/mg/LPO3-4—P/mg/LpH1# 89.9720030*44.75*2.434.52#79.731689043.610.994.03#70.291964449.401.124.04#73.591629047.5222.84*4.05#87.341056848.792.524.56#61.741534056.2027.214.01~6#77.081646048.389.524.21001802040.2616.84.010012000———20035025.02.07~81001200040.2616.84.0300423330.06.93— :*。:1#NH3—N89.97×0.04475=4.026(kg/d),1#~6#。。 1,,,,。,,,、,,。,2010921CODCr18073mg/L,1(CODCr=18020mg/L),1。,CODCr≤12000mg/L,100m3/d;CODCr≤350mg/L,200m3/d。pH6~9、CODCr≤100mg/L、BOD5≤30mg/L、≤50、NH3—N≤15mg/L、TP≤0.5mg/L、≤20mg/L。2 2.1 、,、,,、、;、、,、、、,、,。,,、,,。:①,②—,③,④O3。,③;④,。①、②,,:①,;②,,CODCr(1)。1 H2O2CODCr1,—,,H2O25g/L,CODCr;H2O26g/L,CODCr。(pH=3、HRT=30min),Fe2+220mg/L,Fenton;H2O26g/L,,Fe2+265mg/L,,,pH。,H2O25g/L、CODCr30%。,,②,,,,,。2。2:48 Vol.37 No.6 20112 pH,,,;,/,;pH、—,/,、、。,。CODCr(CODCr≥7000mg/L),,,;,CODCr≤4000mg/L、BOD5/CODCr≥0.35,;4000mg/LCODCr7000mg/L,、,:,、。2.2 ,BOD5/CODCr0.2~0.250.35~0.4,,,。:;、、、。,、、。,、、、。3。3,A1/O1,、;A2/O2,、,,TP,TP。,(1),,3 ,,Fe2+,;,,,TP。,Fe2+pH,Fe(OH)3,Fe3+()TP,。:TP,,,TP。。TP,CODCr,。,、,,。,CODCrTP。4。4 2.3 (5)5 3 (2)4 ,CODCr4000mg/L,,,1/— Vol.37 No.6 201149 ,1,(2)。,2,3。6,,CODCr,1CODCr(CODCr≤12000mg/L),pH48~9。,Na2SO3Na2SO4,H2SO4,,。,,、CODCr6。6 CODCr2 /m3/d1/100Qmax=12.5m3/hv=3mm/s,HRT=40~120min、+12100Qmax=15m3/h,qH=4m3/(m2·h),R=0.3Qmax 、、、S30408131100HRT=72h、,14100HRT=30min,、、+15100HRT=2h、16/100HRT=8.9h,qH=0.85m3/(m2·h) 、、、,17200HRT=8h、18200HRT=6h 、UASB、pH,19UASB200HRT=30h,NV=2.0kgCODCr/(m3·d) 、、、、pH,210A1/O1200HRT=67h,NV=1.0kgCODCr/(m3·d)MLSS=3.5g/L,RS=1.0Q、211A2/O2300HRT=51h,NV=0.50kgCODCr/(m3·d)RS=1.0Q、、212300qH=0.8m3/(m2·h),、113300qH=8m3/(m2·h)+114qs=40kgTSS/(m2·d),12h、115,,60m213 CODCr1USABA1/O1A2/O26CODCr/mg/L35402127.71676.3136.0 86.3 51.96CODCr/mg/L77913535.02554.0177.0121.0106.06CODCr/mg/L21521366.8 947.0 85.9 55.1 43.4 :CODCr,,。50 Vol.37 No.6 2011USFB—AODT工艺处理啤酒废水的工程设计与运行罗山源1 郭青芳2,3 余焕明4 太双全5 关 兵5 王华章5 赵文杰5(1, 563000;2, 276826;3, 266033;4, 457000;5, 201100) 以USFB—AODT为主体工艺处理某啤酒企业生产废水。结果表明,系统出水CODCr69~88mg/L、NH3—N1.65~1.86mg/L、SS42~46mg/L,达到《污水综合排放标准》(GB8979—1996)一级标准。同时工程改扩建后处理成本、能耗均有所降低,具有一定的经济性。 啤酒废水 USFB AODT1 ,2.4、3.63,:,、,、,,、、、、、。2002UASB—SBR,,,,,AODT,USFB—AODT,3000m3/d,《》(GB8979—1996),1。:※※※※USFB※AODT※。1 CODCr/mg/LBOD5/mg/LSS/mg/LNH3—N/mg/LpH15007001000505~8.51002070156~9 2 2.1 1,,3m×0.5m×1.5m,WSG-5001,、,。2.2 1,,17m×8m×4m,476m3,HRT=3.8h。150WQ150-15-112(11),150m3/h,15m,11kW。,、, 6,CODCr41.5%,UASB36.6%(60%),:UASB(4000mg/L),,;CODCr(CODCr=2085mg/L),UASBCODCr。CODCr,UASBCODCr834mg/L,1.25kg/m3;6CODCr1.43kg/m3。UASBCODCr,CODCr0.18kg/m3,UASB。A/O:CODCr、834mg/L375mg/L,55%;71.5%。,。,()。,CODCr1000~6000mg/L(1、 Vol.37 No.6 201151 ,,、,USFB。2.3 1,,216m3,1。,,pH。2.4 USFBUSFB,,、、、,1。1 USFB,。1,USFB、、、,、。,,。、、、、、、。USFB1,,20m×11m×8m,1650m3,HRT13.2h。,,。2.5 AODTAODT——、—,,,AODTA、O、D1D2,2。AOD1D22 AODTA,O;D,AODT,D1D2,;AODT,D1D2SBR;,AODT、,OAODTAO,,,,;、。AODT,,,,;,。6),UASB、CODCr:UASBCODCr2kgCODCr/(m3·d)4kgCODCr/(m3·d),CODCr60%36.6%,CODCrCODCr,;A/OCODCr1kgCODCr/(m3·d)2kgCODCr/(m3·d),CODCr55%70%;A/O2。,,,,,。:,,,。,,。 ¤:13957113966:2011-01-28