化肥废水零排放工程实践韩宪平

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/(m3·d-1)48012012001800ρ(COD)/(mg·L-1)223387.2250250ρ(NH3-N)/(mg·L-1)5901448.940762ρ()/(mg·L-1)0.630.63pH7.06.57.0ρ(COD)100ρ(SS)20ρ(NH3-N)50ρ()0.10ρ()0.50mg·L-10,23t。,,,,,,。1,,()、、、。,、、,COD,1,2,GB13458—2001《》()。1222.1,。,200mg/L,,,,110~120mg/L,75~80mg/L,,。,,1,2,1,2,3,1,2(1.,210046;2.,210046;3.,210093):-A/O,1800m3/d。NH3-N762mg/L,GB13458—2001《》(),,。:;A/O;;:X5:B:1674-4829(2009)01-0038-03:2008-11-10:(1967-),,,,,.EngineeringPracticeofFertilizerWastewaterZeroDischargeHANXian-ping,LUZhao-yang,DAIJian-junAbstract:Fertilizerwastewateristreatedwithblow-offandintegratedA/Obiochemicalprocess.Thetreatingquantityis1800m3/d.WhentheNH3-Nconcentrationofthewastewateris762mg/L,theeffluentcanreachtheDischargeStandardofFertilizerIndustry(GB13458-2001),andbereusedascoolwaterinworkshop.Keywords:Fertilizerwastewater;IntegratedA/Obiochemicalprocess;Reuse;Zerodischarge22120092EnvironmentalScienceandTechnologyVol.22No.1Feb.2009221A/O[1-2]。:、,,,,BOD5,,NH3-N[3-4]。,,。、,8m,3.2m,,,A/O,、。、,、,。、,,,。4,,,,。BOD5,,,,。2.21。,,NaOHpH,pH7.010.0~11.0,,。V()∶V()2880∶1,50~60℃,,,,,,,,,pH8.5~9.0。,,,,COD1000~1500kg,、,A/O,。3:3.1,,50m3,4.6m×3.6m×4.0m,3.7m。:1,I-1B1.5,2.5m3/h,3.0kW。3.2,,20m3,4.6m×3.6m×3.0m,3.7m。:1,pH1,1(UPVC)。3.3,,30m3,Φ4.6m×2.5m,2.2m,2。:2,GBNL3-100,100m3/h,3.0kW,72000m3/h;3,50FSB25-10,25m3/h,2.2kW,21;3,80FSB70-10,70m3/h,5.5kW,21。3.4:,,20m3,5.6m×3.6m×1.5m。:1,1,50WQ10-8-0.75,0.75kW。3.5,,108m3,6m×6m×3.5m,3.4m。:2,100WQ80-10-5.5,5.5kW,11。3.6A/O,,,2400m3,Φ22.0m×8.0m,7.2m。21,,2。,3.2m,2.8m,、2.0m1.5m,,,,2.9m。:4,TYBG,139200924(1)、,CODCr,1600~2000mg/L800mg/L.。(2)pH138,,,67%,30t10t,15000t。(3),DB32/1072—2007A,1000t。[][1],,.[M].:,2008.[2],,,.[M].:,2008.[3],,,.[M].:,2007.()8m,7.5kW,。3.7,,,220m3,,。:2,11,50WL20-15-1.5,1.5kW。4200510,,50t80%,,,。,,,,,,,、、。,,pH10.5,85%,pH8.5~8.7。,,,,20d,40d,,,CODNH3-N,NH3-N40mg/L,,,。5128,10.9,1.345,0.66kW/m3,0.25/(),0.165/m3,(NaOH)1.11/m3,0.07/m3,,64.8,。6、2,,,,、,,,。[][1],.[J].,1999,12(4):12-13.[2],,.[M].:,2000.[3],.[J].,2008,21(3):33-35.[4],,,.[M].:,1995.()(37)40

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