BAF+厭氧污泥組合工藝焦化廢水脫氮.pdf

1、分類號密級——學(xué)位論文BAF厭氧污泥組合工藝焦化廢水脫氮(題名和副題名)蔡軍祭罕(作者姓名)指導(dǎo)教師姓名塞童超煎墨申請學(xué)位級別論文提交日期碩士專業(yè)名稱塹蕉三堡200505論文答辮日期200506學(xué)位授予單位和日期壹室壟墨盤塋2兇：QZ答辯委員會主席年月注1：注明《國際十進(jìn)分類法UDC)的類號。評閱人日南京埋工人學(xué)頌上論文BAF厭氧污泥組合T豈焦化坡水脫氮AbstractAtpresent，activedsludgetakesandomi

2、nantpartinthedealingwiththecokeplantwastewaterbutalongwiththeexploitationofnewtypefilling，technologyofbiofilmisdevelopingrapidlyInthispaperweuseconbinedBAFandanaerobicsludgesystemtodealwiththecokeplantwastewaterweresearc

3、hthecapabilityofbiodenifieationfromaerationflow，temperature，pHconcentrationofNi13NandSO0nWeusePYCasthefillingtohangBiomembranceInthisprocess，wemaintaintheaerationflowin020L／rainandthetemperaturein25“CWefindthatthePYCfill

4、ingiseasytohangBiomembranceAfterusingnotrifiersludgetOaerate5dandrunning10dhangingbiomembranceissuccessfulAfterusingcokeplantwastewatertodomesticatel3dtheremovalofNH3Nincoke—plantwastewatermaintainabove98％Inthebeginningo

5、fthehangingbiomembranceanddomestication，wefindobviousN02一accumulationButthepredominanceofN02’isweakening、析t11thetimeIntheresearch，wefindthattheBAFhashi曲nitrifiedrateintheaerationflowabove025L／minandthetemperaturefrom20“C

6、to35“CandpHfrom60to90BackwashtakesanmostimportancepartintheN02’accumulationConnectingwiththeN02’accumulationandnitrifiedeffluent，therunparameteristhattheaerationflowisO25L／minandT=20。CandFH=80andHRT4andT=30℃andDH=80andHR