:2001-04-16 :(1948-),,.-赵剑宇,胡继峰,田 凯(, 650031) :本文采用氨吹脱、反渗透分级对废水净化处理,使废水中的氨氮化合物、氯离子降低到国家许可的排放标准。:反渗透;氨吹脱;工业废水:TQ028.8;X703 :A :1000-3770(2002)05-0291-02 、,、Cl-,,96%,Cl-98%,COD,。1 实验部分1.1 1 pH/9.306~9(GB13458-92)mg/L1620≤80(GB13458-92)Cl-mg/L8500≤250(GB13458-92)CODmg/L1241≤150(GB13458-92) ,,、Cl-,1。1,20,Cl-30,COD。、Cl-,COD。1.2 :CA,。:。。1.3 ,,-,、、、,1。图1 氨吹脱-反渗透联合工艺流程简图1.4 ,、IPE,,pH。,,,,;NH4Cl。、、第28卷 第5期2002年10月 TECHNOLOGYOFWATERTREATMENT Vol.28No.5Oct.,2002DOI:10.16796/j.cnki.1000-3770.2002.05.013、pH,,50kg/cm2Ⅰ、Ⅱ,,Na+Cl-,,25%。,,752420nm。2 结果与讨论2.1 2。2 -(mg/L)(mg/L)(mg/L)(%)Cl-(mg/L)16002656496/Cl-850082171709850900COD124160874.594/2.2 2.2.1 反渗透工艺的比较Ⅰ、Ⅱ(),Cl-3。3 Cl-(mg/L)Cl-(mg/L)Cl-(mg/L)Ⅰ850017050900Ⅱ850019549100图2 氨吹脱去除率与pH、温度的关系 3,,Cl-,。Ⅰ,。、,Ⅱ。2.2.2 关于氨吹脱氨氮去除率与pH、温度的关系,、pH。,pH,pH12,。pH,,,。pH、2。3 结束语与展望,、、、,、Cl-、COD。:,,。PULFICATIONOFHIGHCONCENTATIONSEWAGEFROMNITROGENOUSFERTILIZERINDUSTRYBYADOPINGAMMONIABLOWING-STRIPPINGCOMBINEDWITHREVERSEOSMOSISZHAOJian-yu,HUJi-feng,TIANKai(Deparmentofchemistry,YunnanNationalitiesInstituteKunming650031,China)Abstract:Aimingatserionssuperstandaedofammonia-nitrogenandchlorineinwastewaterfromnitro-gensfertilizerindustry,theouthorsadoptedacombination-stageprocessofammoniablowing-strippingandresverseasmosis(RO),tomakethecontentofammonia-nitrogencompoundandchlorineionmeetthedischargestandardstipulatedbyourcountry.Andtheauthorsfutherputforwardanewconceptionfores-tablishingaclosedcyclicallytechnicalprocess.Keywords:reverseosmosis;ammoniablowing-stripping;wastewateroffactory29228 5