足球比分

污水處理技術中的生物脫氮法有哪些?

  

  污水處理技術中使用生物脫氮法是比較常見的一種技術。傳統和新開發的反硝化工藝包括A/O,兩級活性污泥法,強氧化好氧生物處理等,以下就是針對這三種生物脫氮技術的介紹。

  1. A/OGUOCHENGJIANGQIANBUDEHAOYANGBUFENHEHOUBUDEHAOYANGBUFENCHUANLIANLIANJIE。 ABUFENDEDOBUCHAOGUO0.2mg/L,OBUFENDEDOWEI2~4mg/L.ZAIQUEYANGBUFEN,YIYANGXIJUNJIANGWUSHUIZHONGDEXUANFUWURANWUHEKERONGXINGYOUJIWURUDIANFEN,XIANWEIHETANSHUIHUAHEWUSHUIJIECHENGYOUJISUAN,SHIDAFENZIYOUJIWUFENJIECHENGXIAOFENZIYOUJIWUZHI,BURONGXINGYOUJIWUZHIWEIZHUANHUAWEIKERONGXINGYOUJIWUZHI。DANGQUEYANGSHUIJIECHANWUJINRUHAOYANGCHIJINXINGHAOYANGCHULISHI,TIGAOLEWUSHUIDESHENGWUJIANGJIEXING,TIGAOLEYANGQIDEXIAOLV;ZAIQUEYANGBUFEN,YIYANGXIJUNANHUADANBAIZHI,ZHIFANGHEQITAWURANWU(YOUJILIANSHANGDEN)HUOANJISUANZHONGDEANJI)SHIFANGAN(NH3,NH4 +)。ZAICHONGZUDEGONGYANGTIAOJIANXIA,ZIYANGXIJUNDEXIAOHUAJIANGNH3-N(NH4 +)YANGHUACHENGNO3-,BINGTONGGUOHUILIUKONGZHIFANHUIACHI。ZAIYANGQITIAOJIANXIA,HAOYANGXIJUNDETUODANZUOYONGJIANGNO3-HUANYUANWEIFENZIDAN(N2),CONGERWANCHENGSHENGTAIHUANJINGZHONGC,N,ODEXUNHUAN,SHIXIANWUSHUIDEWUHAIHUACHULI。QITEDIANSHIQUEYANGCHIWEIYUQIANFANG,WUSHUIZHONGDEYOUJITANBEIFANXIAOHUAXIJUNLIYONG,KEYIHUANJIEHAOYANGCHIDEYOUJIFUHE,FANXIAOHUAFANYINGCHANSHENGDEJIANDUKEYIBUCHANGXIAOHUAFANYING。ZAIYOUYANGCHIZHONG。XUQIUCHENGDU。ZAIQUEYANGCHIZHONGXUYANGHOU,KEYIJINYIBUCHUQUCANLIUZAIFANXIAOHUAZHONGDEYOUJIWURANWU,YIGAISHANLIUCHUWUDEZHILIANG。 BOD5DEQUCHULVGAODA90%~95%,DANDAN,LINQUCHUXIAOGUOLVECHA,TUODANXIAOLVWEI70-80%,CHULINLVJINWEI20-30%。DANSHI,YOUYUXIANGDUIJIANDANDEA/OGONGYIJIQITUCHUDETEXING,TARENGRANSHIYIGEXIANGDUICHANGJIANDEGUOCHENG。

足球比分  2.LIANGDUANSHIHUOXINGWUNIFAKEYOUXIAOQUCHUYOUJIWUHEANDAN。DIERJIEDUANSHIYANCHIPUQIJIEDUAN,TINGLIUSHIJIANYUE36XIAOSHI,WUSHUINONGDUDIYU2g/l,WUNIKEYIPAIFANGHUOGENGSHAO。CONGERJIANGDIWUNICHULICHENGBEN。

  3.QIANGYANGHUAHAOYANGSHENGWUCHULI,TONGCHANGYIFENMOHUOXINGTANWEIDAIBIAO(PACTGONGYI)

  FENMOHUOXINGTANFANGFADEZHUYAOTEZHENGSHIXIANGPUQICHIZHONGTIANJIAFENMOZHUANGHUOXINGTAN(PAC)。LIYONGWEIKONGJIEGOUHEFENMOZHUANGHUOXINGTANDEJIAODAXIFURONGLIANG,SHIRONGJIEYANGHEYINGYANGWUZHIFUJIZAIBIAOMIANSHANGJINXINGXIFU。 PACSHANGDEWEISHENGWUTIGONGLELIANGHAODESHENGHUOHUANJING,YITIGAOYOUJIWUDEJIANGJIESULV。

  SUIZHUKEJIDEBUDUANCHUANGXIN,JINNIANLAI,GUONEIWAICHUXIANLEYIXIEXINDEFANXIAOHUAGONGYI,WEIGAONONGDUANDANFEISHUIDETUODANCHULITIGONGLEXINDETUJING。HUAQINGLANGYIHUANBAOYEZAIBUDUANGAIJINWUSHUICHULISHEBEINEIBUJIEGOU,SHIQIGENGNENGSHIYINGDUOZHONGGAONONGDUSHUIZHI,WEIKEHUJIEJUEKUNRAO。

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