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当前位置:首页 > 商业/管理/HR > 企业文化 > 吹脱法处理稀土冶炼高氨氮废水试验周友新
:2010-05-17;:2010-08-30:(1971-),,,,,:。,(1.,224051;2.,224000):,,,pH=11,40℃,600:1,60min,94.5%,2897mg/L159mg/L,,,。:;;:X703.1:A:1008-8725(2010)12-0207-03Blow-OffExperimentationonTreatingHighAmmoniaNitrogenWastewaterinRare-EarthSmeltingZHOUYou-xin,QIJian-xiang(1.YanchengInstituteofTechnology,Yancheng224051,China;2.JiangshuYanchengWaterConservancyConstructionCo.,Ltd.,Yancheng224000,China)Abstract:Blow-offmethodwasusedtosingle-factorexperimentsandorthogonaltestinordertotreathighstrengthammonianitrogenwastewaterproducedviarareearthsmelting.Bytheorthogonaltest,whenpH=11,temperatureis40℃,gas-liquidratiois600:1,andblow-offtimeis60min,theammonianitrogenremovalratecanreach94.5%,andammonianitrogenconcentrationreducefrom2897mg/Lto159mg/L.Theresultsshowthatblow-offmethodcanbeusedaspreprocessingofNutrientremovalsecondarybiologicaltreatmentorenhancedprimarytreatment,atthesametimetheresultsprovideareferenceforengineeringpractice.Keywords:ammonianitrogenwastewater;blow-off;removalrate0,,,,,,,,,。,,。,。,。,2912201012CoalTechnologyVol.29,No.12December,2010!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!,c。MAXSDK,V。Vnew,,VnewP=VPS。:Vnew=V1/20000100-c/P0,#00100001:Vnew=V1/200001000010-c/P0,$0001Vnew,。43DMAX,3DMAX,。,。3DMAX,。:[1].LCD[J].,2003,18(2):116-120.[2].[M].,.:,2003:1-134[3],,.Direct3D3[J].,2006,11(3):357-361.()29·208·/mg·L-1/mg·L-1COD7.96×103289712.2-100.54.12×103100218208-1,、、pH,,。11.1,1。pH7.2,21.2NTU。1.21,、、、。。1.3751、pH。pHpH,NH3-N。1.4(1)250mL500mL;(2)1mol/L,pH;(3),;(4)、,,;(5),;(6)。22.12.1.1pH25℃,±1℃;pH8,9,10,11,100mg/L,300mg/L,500mg/L,1000mg/L,2000mg/L4000mg/L。2。2,:(1),pH,,pH11。(2),,80%~90%,,15%。2.1.2,,。20℃,30℃,40℃,50℃4,,3。3:(1),。(2),60min,,,60min。(3)40℃50℃,45min,,60min,40℃99%,,40℃。2.1.34。4,,90min,99.7%,15min,,,。,。,,60min,,12pH3432pH/℃/min123489101120304050400600800100015304560。,,60min。2.1.4400:1,600:1,800:1,1000:1,1200:1,,5。5,,。,,,,1000,,,,,,。,,1000:1。2.2、pH、、,。,pH、、4。,,,44,2。-,L16(45)。3。μ,μ=(C0-C)/C0×100%,C0,C。:(1)4,pH。pH,,20%80%。(2)pH,、。(3),pH、、,,,。,pH=11,40℃,600:1,60min。3。:(1),。(2)pH、,。pH=11,40℃,600:1,60min。:[1],.[J].,2001,2(2):59-63.[2],,,.-[J].,2009,54(22):3565-3569.[3],,,.[J].,2006,32(1):60-62.[4],,.[J].,2006,22(17),92-95.()5μi(/%)12345678910111213141516K1K2K3K4k1k2k3k4R1(8)1(8)1(8)1(8)2(9)2(9)2(9)2(9)3(10)3(10)3(10)3(10)4(11)4(11)4(11)4(11)88.5168.8177.3151.622.142.244.337.922.21(20)2(30)3(40)4(50)1(20)2(30)3(40)4(50)1(20)2(30)3(40)4(50)1(20)2(30)3(40)4(50)173174.7186.5158.943.343.746.639.76.91(400)2(600)3(800)4(1000)2(600)1(400)4(1000)3(800)3(800)4(1000)1(400)2(600)4(1000)3(800)2(600)1(400)225.9206.9198.1220.656.551.749.555.271(15)2(30)3(45)4(60)3(45)4(60)1(15)2(30)4(60)3(45)2(30)1(15)2(30)1(15)4(60)3(45)186.6210.6199.1229.946.752.749.857.510.8123443212143341211.815.630.131.036.240.346.150.464.165.336.240.256.753.594.589.012345,:12·209·
本文标题:吹脱法处理稀土冶炼高氨氮废水试验周友新
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