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    总氮处理原理的实际应用

    2018-01-30 13:44:52  来源:

    一、总氮处理相关概念

      ZONGDANCHULIBAOKUOANDANCHULI、XIAODANCHULIJIYOUJIDANCHULI,SANZHEKEYIFENBIECHULI,YEKEYITONGYIJINXINGCHULI,ZAISHIJISHENGCHANZHONG,YOUYUGONGYEFEISHUIDEFUZAXING,BUTONGXINGYEDEFEISHUIWANGWANGYOUHENDACHABIE,LIRU:FANGZHIXINGYESHIYONGDALIANGYANLIAO,ZAOCHENGFEISHUIZHONGXIAODANHANLIANGJUDA;DIANDUXINGYESHIYONGANSHUIZUOHUANCHONGJI,ZAOCHENGFEISHUIZHONGANDANPIANGAO,ERNONGCHANPINZHIYAOXINGYE,LIYONGDALIANGYOUJIWUJINXINGHECHENG,SHIFEISHUIZHONGHANYOUDALIANGYOUJIDAN。YOUCIKEZHI,DUIBUTONGXINGYEDEBUTONGFEISHUIBUNENGYIGAIERLUN,ERYAOYOUZHENDUIXINGDEDUIZHENGQUCHU。

     

    二、总氮去除的两种思路

    1.BUTONGXINGTAIFENBIECHULI

    1.1ANDANDEQUCHUFANGFA

      (1)生物法

      XIAOHUAFANYING:ANSHOUXIANZAIYAXIAOHUAJUNDEZUOYONGXIAZHUANHUAWEIYAXIAOSUANDAN,ZAIXIAOHUAJUNDEZUOYONGXIA,JINYIBUZHUANHUAWEIXIAOSUANDAN。

      (2)氨吹脱法

      SHUIZHONGDEANDAN,DUOYIANLIZIHEYOULIANDEZHUANGTAICUNZAI,LIANGZHEBAOCHIPINGHENG,PINGHENGGUANXIWEI:

    NH3+H2O→NH4++OH-

    ZHEIYIGUANXISHOUpHDEYINGXIANG,DANGpHDENGYU7SHI,ANDANDUOYINH4+DEXINGSHICUNZAI,ERDANGpHWEI11SHI,ZEKECUSHIANCONGSHUIZHONGYICHU。

      (2)阳离子交换树脂法

      FEISHI(TIANRANLIZIJIAOHUANSHUZHI)CHENGBENDI,DUINH4+JUYOUXUANZEXIFUNENGLI,TUODANLVKEDA90%-97%。

      (3)折点加氯法

      JIANGCl2HUONa(ClO)(CILVSUANNA)JIARUSHUIZHONG,BAWUSHUIZHONGNH4+-NYANGHUAWEIN2DANQIDEHUAXUETUODANGONGYI。

    2 NH4++3HOCl→N2+5H++3Cl-+3H2O

    1.2YOUJIDANDEQUCHUFANGFA

    (1)生物降解法

      ANHUAFANYING:YOUJIDANHUAHEWU,ZAIANHUAJUNDEZUOYONGXIA,FENJIE、ZHUANHUAWEIANTAIDAN。

    (2)高级氧化法

      BAOKUOZIWAIYANGHUA、CHOUYANGYANGHUADENG,CHENGBENJIAOGAO。

    (3)物理吸附法

      YOUJIDANDEXIFUXIAOGUOZHUYAOQUJUEYURONGJIEXINGWUZHIDEFENZIJIEGOUHEXIFUCAILIAODEBIAOMIANFUHE。ZAISHIJIYINGYONGZHONG,DABUFENYOUJIDANBUNENGBEIXIFU,YINCIXIAOGUOQIANJIA。

    1.3XIAOTAIDANDEQUCHUFANGFA

    (1)生物法

      FANXIAOHUAZUOYONG:XIAOSUANDANHEYAXIAOSUANDANZAIFANXIAOHUAJUNDEZUOYONGXIA,BEIHAIYUANWEIQITAIDANDEGUOCHENG。YINGYONGJIAOWEIGUANGFAN。

    (2)离子交换法

      SHIZHIXIAOSUANGENLIZIYUSHUZHISHANGDELVLIZIHUOTANSUANQINGGENLIZIFASHENGJIAOHUANCONGERBEISHUZHIXIFUDEGUOCHENG,CUNZAIDEWENTISHICHANGGUIQIANGJIANXINGYINLIZIJIAOHUANSHUZHIDUILIUSUANGENDEXUANZENENGLI*QIANG。DANGFEISHUIZHONGLIUSUANGENNONGDUJIAOGAOSHI,SHUZHIJIANGYOUXIANXUANZEXIFULIUSUANGEN,ERZHENDUIXIAOSUANGENLIZIDEZHUANYONGSHUZHIRENGZAIKAIFAYANJIU。

    (3)化学法

      YOUYUXIAOSUANGENDEDADUOSHUYANLEIJUNWEIYIRONGWUZHI,YINCICHANGGUIHUAXUECHENDIANFABINGBUKEXING,ERHUAXUEHAIYUANFABAOKUODIANHUAXUEHAIYUANFAJIHUOPOJINSHUHAIYUANFA,CHENGBENJIAOGAO,QIEGONGYIBINGBUCHENGSHU。

    2.TONGYICHULI

    1.1CHUANTONGGONGYI--HUOXINGWUNIFA

      CHUANTONGHUOXINGWUNIFABAOKUOYIJIWUHUACHULIHEERJISHENGHUACHULI,GOUZHUWUBAOKUOGEZHA、CHENSHACHI、CHUDIANCHI、SHENGHUACHI、ERCHENCHI、XUNINGCHI、CHENDIANCHI、XIAODUCHIDENG。ZHENGTIGONGYICHENGSHUDANFANSUORONGZA,XUJIAODUODEJIJIANSHEBEI,ZHANDIMIANJIPANGDA,QIEDUIDANDETUOCHUXIAOLVJIAODI。

    1.2XINXINGGONGYI--ZHANQINGHDNGONGYI

      XINXINGZHANQINGHDNGONGYIWEICHUANTONGGONGYIDESHENGJIGONGYI,CONGTUODANXIAOLVDAOZHANDIMIANJI,ZAICONGCAOZUOWEIHUDAOHOUXUCHULIJUNJINXINGLEGAIGEJITUPO。HDNGONGYISHIXIANLEDUICHUANTONGTUODANXIAOLVDE20BEITISHENG,JI:2.0kgN/m3.d,ERZHANDIMIANJIJINXU6m2,WUXUSHEZHIERCHENCHIDENGPEITAOZHUANGZHI,WUNICHANLIANGDAFUJIANSHAO,TONGSHISHIXIANLEZIDONGKONGZHI,JIESHENGLERENLICHENGBEN,BINGSHIYUNXINGCHENGBENKEYIKONGZHIZAI1YUAN/DUNSHUIYIXIA,ZAIZONGDANPAIFANGBIAOZHUNXUNSUTIGAODEYINIANNEIJIEJUELEHENDUOLAOCHANGGAIZAOJIYUANQUXINJIANGONGCHENGDEGONGYIQUEXIAN,ZAIDUOZHONGFEISHUICHULIZHONGSHIXIANLEYINGYONG。


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