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操縱短程脫氮工藝處置煤化工廢水

更新時候:2020-12-08 17:19 來歷:財產水處置 作者: 陳明翔,等 瀏覽:3412 網友批評0

MEIHUAGONGSHIYIXIANGHAOSHUILIANGGAO、JINGHUAWUHANLIANGGAODECAICHAN,GENZHUWOGUOHUANBAOLVLIDERIQUYANKU,MEIHUAGONGFEISHUIDE“FENZHIYANLINGPAIFANG”YICHENGLEYIDINGQUXIANG,DUIXINJIANMEIHUAGONGMINGMUERYAN,MEIHUAGONGFEISHUICHUZHILIUCHENGFANSHIWEI:YUCHUZHI—SHENGHUACHUZHI—SHENDUCHUZHI—HANYANSHUICHUZHI—NONGYANSHUICHUZHI—ZHENGFAJIEJING,CIZHONGHANYANSHUICHUZHIDANWEIPUTONGJIENASHUANGMOGONGYI(CHAOLV+FANSHENRU)。

DUISHUANGMOGONGYIERYAN,RUOLAISHUIZHONGDEANDANNONGDUPIANGAO,HUIGOUCHENGWEISHENGWUZAIMOSHANGDEZICHANG,ZHISHIMODEWUDU,TONGSHIYINWEIFANSHENRUDUIANDANDEKOULIULVBUGAO,LAISHUIANDANNONGDUPIANGAOHUIZHISHICHANSHUIZHONGDEANDANCHAOBIAO。ZAIFENYANDEQINGKUANGXIA,XIAOSUANYANHEYAXIAOSUANYANHUIYINGXIANGJIEJINGYANDEPINDEHEYANDESHOUSHOUJIEGUANLV。

SHIYI,ZUOWEIANDANHEZONGDANDESHOUYAOJIEZHISHOUWANZHIYI,SHENGWUTUODANZAIMEIHUAGONGFEISHUICHUZHIFANCHOUZAODAOPUBIANCUNJUAN。

MEIHUAGONGFEISHUIZHONGYINGDU、NANJIANGJIEWUJIJINGHUAWUDENGWUZIDUITUODANWEISHENGWUHUOXINGDEANNASHITUODANGONGYISUOMIANDUIDEZUIWEILASHOUDETIMU。TONGSHI,MEIHUAGONGFEISHUISHUILIANGDA、ANDANHANLIANGGAODETESE,ZHISHILEMEIHUAGONGFEISHUISHENGHUADANWEISUOXUDETANYUANLIANGJIAODA,GOUCHENGSHENGHUADANWEIDEYUNZHUANBENQIANJIAOGAO。

DUANCHENGXIAOHUAFANXIAOHUAGONGYIYIQIJIELIUTANYUAN、JIANGLUOXUYANGLIANG、YANCHANGSHUILIDOULIUSHIHOU、JIANXIAOSUOXUJIANDUDENGCHANGCHU,ZAIWUSHUICHUZHIFANCHOURIQUZAODAOZHENGSHI,DANGAIGONGYIZAIMEIHUAGONGFEISHUIZHONGCAOZONGJIAOSHAO。

BENYANTAOZHENDUIMEIHUAGONGFEISHUISHUILIANGDA、ANDANHANLIANGGAO、ANNAXINGWUZIDUODETESE,JIANGDIANMOSHENGWUQIANGHUADEDUANCHENGTUODANGONGYICAOZONGYUDIB/CDEMEIHUAGONGXIANSHIFEISHUIZHONG,KAOCHALEQIDUIANDAN、ZONGDANQUCHUDECHENGGUO,BINGDUITIXIDUANCHENGXIAOHUACHENGGUOTINGZHILEPINGGU,ZUICHUDUITIXIDEHUOXINGWUNIWEISHENGWUQUNLUOBUJUTINGZHILECHANFA。

1 資料與體例

1.1 廢水水質

CHANGSHIYONGSHUIQUZIZHONGGUOSHIHUAMOUMEIHUAGONGQIYEDEWUSHUIDANWEIDIAOLICHI,QIpH 8.83、QUANYANPINZHINONGDU2 080 mg/L、ANDAN143.5 mg/L、ZONGDAN157 mg/L、COD 223 mg/L、BOD 39 mg/L、JIANDU888 mg/L。

1.2 污泥體系

YIZHONGGUOSHIHUAMOUGONGSIHANANWUSHUICHUZHITIXIDEHUOXINGWUNIWEIZHONGNI,YIDALIANMEIYOUHUAGONGYANTAOYUANZILIYANFADEJUNJIZUOWEIJIEZHONGDETUODANWEISHENGWU,ZAIZHONGNIHEJUNJIDETIJIBIWEI9:1DEQINGKUANGXIA,CHENGLIBENCHANGSHIDEHUOXINGWUNITIXI。JUNJIYOUJUBEIXIAOHUAGONGXIAODEWEISHENGWU(YINitrosomonasJUNSHU、NitrobacterJUNSHUWEIZHU)HEJUBEIFANXIAOHUAGONGXIAODEWEISHENGWU(YIHyphomicrobiumJUNSHU、IgnavibacteriumJUNSHUWEIZHU)GOUCHENG,CIZHONGJUBEIXIAOHUAGONGXIAODEWEISHENGWUZHANBI15%YISHANG,JUBEIFANXIAOHUAGONGXIAODEWEISHENGWUZHANBI30%YISHANG。

1.3 嘗試體例

SBRCHANGSHIZHUANGPEIRUTU 1SUOSHI。

1—FENWEI;2—LIULIANGJI;3—JIAOBANJI;4—PUQIQI;5—PAINIKOU;6—QUYANGKOU。

CHANGSHIJIENASBRGONGYI,MEIZHOUQI6 h,CIZHONGFANYING4 h,QIYUSHIHOUWEICHENJIANGHEPAISHUI。FANYINGQIDEYOUYONGTIJIWEI1.5 L,pHJIEZHIZAI7.5~8.5,HAOYANGDUANDOJIEZHIZAI0.5~2.5 mg/L,YANYANGDUANDOJIEZHIZAI0.1~0.5 mg/L,WENDUJIEZHIZAI28~ 35 ℃。WUNIANZHAOMLSSWEI3 000 mg/LBAIBUJIEZHONGZHIFANYINGTIXI。

CHANGSHIFENWEILIANGGEJIEDUAN:JINSHUIFUHEJINBUJIEDUANHEJIANXIEPUQIBI(HAOYANGPUQIHEQUEYANGJIAOBANDESHIHOUBI)DIAOJIJIEDUAN。JINSHUIFUHEJINBUJIEDUAN(DI1ZHOUQI—DI33ZHOUQI)DEJIANXIEPUQIBIWEI3:1,ANZHAOCHUSHUIDEANDANHEZONGDANNONGDU,MANMANJINBUFANYINGQIDEJINSHUIFUHE;GAIJIEDUANDEYUNZHUANTILIWEICHASHIJINSHUI,YIDUANPUQI2 h、QUEYANGJIAOBAN1 h、ERDUANPUQI1 h、JIDIAN1 h、PAISHUI1 h。

ZAIJIANXIEPUQIBIDIAOJIJIEDUAN(DI34ZHOUQI—DI38ZHOUQI),CHUSHIDEJINSHUIANDANFUHEHEJIANXIEPUQIBIBIELIWEI0.31 kg/(m3·d)HE2.7:1.3,ANZHAOCHUSHUIDEANDANHEZONGDANNONGDU,DIAOJIJINSHUIANDANFUHEHEJIANXIEPUQIBI;DANGJIANXIEPUQIBIWEI2.7:1.3SHI,GAIJIEDUANDEYUNZHUANTILIWEICHASHIJINSHUI,YIDUANPUQI2 h、QUEYANGJIAOBAN1.3 h、ERDUANPUQI0.7 h、JIDIAN1 h、PAISHUI1 h,DANGJIANXIEPUQIBIWEI3:1SHI,GAIJIEDUANDEYUNZHUANTILIYUJINSHUIFUHEJINBUJIEDUANDEYUNZHUANTILIBUYI。

1.4 嘗試儀器和闡發體例

JINGCHANGCAOZONGYIQIBAOHAN:Sartorius AGXINGJINMIpHJI,DEGUOSAIDUOLISIGONGSI;DR2800XINGSHUIZHICHANFAYI,MEIGUOHAXIGONGSI;BT-210SXINGDIANZICHANFATIANPING,DEGUOSAIDUOLISIGONGSI;HQdXINGRONGYANGYI,MEIGUOHAXIGONGSI。

NH3-NNONGDUJIENAZHENGLIUHEDIDINGFACEDING;NO2--NNONGDUJIENAFENGUANGGUANGDUFACEDING;ZONGDANNONGDUJIENAJIANXINGGUOLIUSUANJIAXIAOJIEZIWAIFENGUANGGUANGDUFA;XIAORONGYANG(DO)HEWENDUJIENARONGYANGYICEDING;pHJIENApHJICEDING;CODJIENAZHONGGESUANYANFACEDING;WUNINONGDU(YIMLSSJI)JIENAFENLIANGFACEDING。

2 成果與會商

2.1 氨氮處置成果

KAOCHALEFANYINGQIDUIMEIHUAGONGFEISHUIZHONGANDANDEQUCHUCHENGGUO,CHENGGUOJIANTU 2。

YOUTU 2KEZHI,JINSHUIANDANYOU5 mg/LZHONGJIUJINSHENGZHI80 mg/LBAIBU,JINSHUIANDANFUHEYOU0.04 kg/(m³·d)ZHONGJIUJINSHENGZHI0.34 kg/(m³·d)BAIBU,ZAICIJINCHENGZHONG,ANDANQUCHUFUHEYOU0.02 kg/(m³·d)JINSHENGZHI0.32 kg/(m³·d)BAIBU。

QIAN33GEZHOUQIZHONG,JIANGJIANXIEPUQIBIJIEZHIZAI3:1,CISHICHUDI7GEZHOUQIWAI(CHUSHUIANDANWEI10.4 mg/L),JIBIANBUSHIJINBUJINSHUIANDANFUHE,DOUNENGGOUHUOXUHUOXUBAOZHANGCHUSHUIANDANDIYU8 mg/L,ZHIZU《MEIYOULIANZHICAICHANJINGHUAWUPAIFANGGUIFAN》(GB 31570—2015)HE《MEIYOUHUAXUECAICHANJINGHUAWUPAIFANGGUIFAN》(GB 31571—2015)ZHONGDEANDANPAIFANGXIANZHI。

ERDI7ZHOUQIDECHUSHUIANDANNONGDUGAO,SHIYINWEIFANYINGQIYUNZHUANZAOQI,ANDANQUCHUCAINENGBUBUBIANSUOZHISHI。DI34ZHOUQI—DI36ZHOUQI,JIANXIEPUQIBIDIAOJIZHI2.7:1.3,CHUSHUIANDANNONGDUJIANGLUO,JIBIANJIANGJINSHUIANDANFUHEJIANGLUOZHI0.29 kg/(m3·d),YEBUNENGBAOZHANGCHUSHUIANDANDIYU8 mg/L。DI37ZHOUQI、DI38ZHOUQIZAIJINSHUIANDANFUHEBUBIANDEQINGKUANGXIAJIANGJIANXIEPUQIBIGUIFUZHI3:1,CHUSHUIANDANDIYU5 mg/L。

QUEYANGSHIHOUSUOZHANDEBILIYUEDAYUEYOUYIYUYAXIAOSUANYANDANDEDUIJI,SHIYIBENCHANGSHIZAIDI34ZHOUQI—DI36ZHOUQIJIANGLUOLEJIANXIEPUQIBI,DANYUNZHUANZHONGFAMING,GENZHUPUQISHIHOUDEXUEJIAN,ANDANQUCHUFUHEJIANGLUOJINERZHISHICHUSHUIANDANNONGDUDEZENGGAO。

WEILEYOUXIANBAOZHANGCHUSHUIANDANXIAOYU8 mg/L,SHIYIJIANGCHANGSHIDEJIANXIEPUQIBIGUIFUZHI3:1。YOUYANTAOBIAOMING,JIANXIEPUQIBIWEI0.55~6.16JUNNENGGOUHUOXUHUOXUSHENGLIWANCHENGDUANCHENGXIAOHUA,CHANGSHIZHONGJIUJIENADEJIANXIEPUQIBIYEZAICIGUIMOYINEI。

2.2 總氮處置成果

KAOCHALEFANYINGQIDUIMEIHUAGONGFEISHUIZHONGZONGDANDEQUCHUCHENGGUO,CHENGGUOJIANTU 3。

YOUTU 3KEZHI,ZAIJINSHUIZONGDANWEI25~85 mg/L、JINSHUIZONGDANFUHEWEI0.04~0.33 kg/(m3·d)SHI,CHUSHUIZONGDANNENGGOUHUOXUHUOXUJIANCHIZAI40 mg/LYIXIA,ZHIZU《MEIYOULIANZHICAICHANJINGHUAWUPAIFANGGUIFAN》(GB 31570—2015)HE《MEIYOUHUAXUECAICHANJINGHUAWUPAIFANGGUIFAN》(GB 31571—2015)ZHONGDEZONGDANPAIFANGXIANZHI;DANGJINSHUIZONGDANJINSHENGZHI85~97 mg/L、JINSHUIZONGDANFUHEJINSHENGZHI0.36~0.38 kg/(m³·d)SHI,CHUSHUIZONGDANZAI40~50 mg/L。

DI28ZHOUQI、DI30ZHOUQI、DI33ZHOUQI、DI34ZHOUQI、DI35ZHOUQIZHONG,JINSHUIZONGDANFUHETONGWEI0.33 kg/(m3·d),ZONGDANDEQUCHUFUHEBIELIWEI0.23、0.22、0.23、0.25、0.22 kg/(m3·d),CHUSHUIZONGDANBIELIWEI28、22、27、24、27 mg/L。

YINERKEZHI,ZAIDI34ZHOUQI、DI35ZHOUQIZHONGSUIZENGTIANLEJIAOBANSHIHOU,BINGBUNENGBAOZHANGZONGDANQUCHUFUHEDEBUBIANJIANGLUO,YEBUNENGBAOZHANGCHUSHUIZONGDANNONGDUDEJINYIBUJIANGLUO,TONGSHIPUQISHIHOUDEXUEJIANZHISHILECHUSHUIANDANNONGDUDEJIANGLUO(TU 2)。

DI27ZHOUQI、DI36ZHOUQI、DI37ZHOUQI、DI38ZHOUQIDECHENGGUOJINYIBUKENDINGLEZHEYIJINGXIANG,CISHIJINSHUIZONGDANFUHETONGWEI0.31 kg/(m³·d),ZONGDANQUCHUFUHEBIELIWEI0.16、0.22、0.23、0.23 kg/(m³·d),CHUSHUIZONGDANBIELIWEI40、25、20、22 mg/L,CIZHONGZAIDI36ZHOUQIZENGTIANLEJIAOBANSHIHOU。

2.3 短程硝化成果的評估

JINGYOUJINCHENGDUIYIDUANPUQIJUNSHIHOUDEDANHANLIANGDECEDING,DUIFANYINGQIDEDUANCHENGXIAOHUACHENGGUOTINGZHIPINGGU,JINERPINGGUDUANCHENGXIAOHUAFANXIAOHUADEYUNZHUANCHENGGUO。TU 4BIAOXIANDESHIZAIFANYINGQIBUBIANYUNZHUANSHIDAI,YIDUANPUQIJUNSHIHOUJIAOBANQITOUQIANDEYAXIAOSUANYANDANDEDUIJILVHENEISHITIXIZHONGXIAORONGYANGDENONGDU。

YOUTU 4KEZHI,YAXIAOSUANYANDANDUIJILVGENJISHANGZAI50%YISHANG。DANGDOXIAOYU1.2 mg/LSHI,TIXIZHONGYAXIAOSUANYANDANDUIJILVWEI67%~88%;DANGRONGYEZHONGDEDOZAI1.2~2.5 mg/LZHIJIANSHI,YAXIAOSUANYANDANDUIJILVJIANGLUO,ZAI39%~63%(DI18ZHOUQICHUWAI)。

YAXIAOSUANYANDANZHANXIAOSUANYANDANHEYAXIAOSUANYANDANZHIHEDEBILIWEIYAXIAOSUANYANDANDUIJILV,DANGYAXIAOSUANYANDANDUIJILVDAODA50%YISHANGSHIYIWEIWANCHENGDUANCHENGXIAOHUA。pH、DO、WENDUDOUDUIDUANCHENGXIAOHUADEWANCHENGFASHENGYINGXIANG,ERDODUIDUANCHENGXIAOHUADEJIEZHIQIDAOJUEYIXINGGANHUA。YANTAOBIAOMING,ANYANGHUAJUNYANGBAOHECHANGSHUPUTONGWEI0.2~0.4 mg/L,YAXIAOSUANYANYANGHUAJUNWEI1.2~1.5 mg/L,ZAIDIDODEQIANTIXIA,QINGYIGOUCHENGYAXIAOSUANYANDANDEDUIJI,ERZAIDOJIAOGAODEQINGKUANGXIA,JINGYOUJINCHENGQIYUQIANTIWANCHENGDUANCHENGXIAOHUAZEXUYAOXIANGCHENGCHANGDESHIHOU。

SHIYIBENCHANGSHISHOUYAOJINGYOUJINCHENGDUIDODEJIEZHILAIJISUWANCHENGDUANCHENGXIAOHUA。CHENGGUOBIAOMING,DANGDODIYU1.2 mg/LSHINENGGOUHUOXUHUOXUBUBIANWANCHENGDUANCHENGXIAOHUA,YIDANDODAYU1.2 mg/L,CHUDI18ZHOUQIWAI,YAXIAOSUANYANDANDUIJILVHUIJIANGLUO,DUANCHENGXIAOHUABUNENGBUBIANWANCHENG。ERDI18GEZHOUQIZHONGDEGAODO,SHIYINWEITIXIZHONGCANSHENGANDANJIAOSHAO(5.70 mg/L),TIXIDEXUYANGLIANGJIANXIAOERZHISHI。

2.4 活性污泥中的微生物群落布局

CAOZONG16S rDNAJIYINGAOTONGLIANGCEXUCHANFALEFANYINGTIXIZHONGHUOXINGWUNIDEWEISHENGWUJUNLUOBUJU。KEZHIZAISHUCHENGDUSHANG,PINMAODAYU2%DESHANGFENGWEISHENGWUBIELIWEI:HyphomicrobiumJUNSHU(34.72%)、TrueperaJUNSHU(5.44%)、OttowiaJUNSHU(4.24%)、NitrosomonasJUNSHU(4.03%)、AdvenellaJUNSHU(3.23%)、ThiobacillusJUNSHU(3.20%)、IgnavibacteriumJUNSHU(2.11%)。

ZAISHUCHENGDUSHANG,JUBEITUODANGONGXIAODEWEISHENGWUZHANBIWEI45%BAIBU,CIZHONGNitrosomonasJUNSHUSHUYUANYANGHUAJUN,DAOCHANGLEXIAOHUAJINCHENG,JUBEIJIANGANDANYANGHUAWEIYAXIAOSUANYANDANDEGONGXIAO,ERYUFANXIAOHUAJINCHENGXIANGGANDEWEISHENGWUYOUHyphomicrobiumJUNSHU、OttowiaJUNSHUHEIgnavibacteriumJUNSHU,GAIWEISHENGWUQUNLUOBUJUBAOZHANGLEBENFANYINGTIXIDEANDANHEZONGDANQUCHUCAINENG。TONGSHI,JUBEIYAXIAOSUANYANYANGHUAGONGXIAODENitrospiraJUNSHU,QIPINMAOJINZHAN0.24%,YUANYUANXIAOYUANYANGHUAJUNNitrosomonasJUNSHUDEPINMAO,ZAICIZHENGMINGLEBENFANYINGTIXISHUYUDUANCHENGXIAOHUAFANXIAOHUADETIXI。

3 論斷

(1)CAOZONGDUANCHENGXIAOHUAFANXIAOHUAGONGYIQUCHUMEIHUAGONGFEISHUIZHONGDEZONGDAN。DANGJIANXIEPUQIBIWEI3、DOULIUSHIHOUWEI6 hSHI,ZAIANDANJINSHUIPINZHINONGDUHEFUHEBIELIWEI80 mg/LHE0.34 kg/(m3·d)DEQIANTIXIA,NENGGOUHUOXUHUOXUBAOZHANGCHUSHUIANDANDIYU8 mg/L,ZAIZONGDANJINSHUIPINZHINONGDUHEFUHEBIELIWEI85 mg/LHE0.33 kg/(m3·d)DEQIANTIXIA,CHUSHUIZONGDANNENGGOUHUOXUHUOXUJIANCHIZAI40 mg/LYIXIA。

(2)DANGDOXIAOYU1.2 mg/LSHI,YIDUANPUQIJUNSHIJIEDUANDEYAXIAOSUANYANDANDUIJILVZAI67%~88%,BUBIANWANCHENGLEDUANCHENGXIAOHUA。

(3)JINGYOUJINCHENGGAOTONGLIANGCEXUCHANFAFAMING,ZAISHUCHENGDUSHANG,JUBEITUODANGONGXIAODEWEISHENGWUZHANBI45%BAIBU,CIZHONGJUBEIANYANGHUAGONGXIAODEWEISHENGWUWEINitrosomonasJUNSHU,QIPINMAOWEI4.03%,JUBEIYAXIAOSUANYANYANGHUAGONGXIAODEWEISHENGWUWEINitrospiraJUNSHU,QIPINMAOWEI0.24%,JUBEIFANXIAOHUAGONGXIAODEWEISHENGWUWEIHyphomicrobiumJUNSHU、OttowiaJUNSHU、IgnavibacteriumJUNSHU,QIPINMAOBIELIWEI34.72%、4.24%、2.11%。GAIWEISHENGWUQUNLUOBUJUYUDUANCHENGXIAOHUAFANXIAOHUATIXIXIANGFUHE,ZHENGMINGLEBENFANYINGTIXISHUYUDUANCHENGXIAOHUAFANXIAOHUADETIXI。

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