看一集电视剧赚60元

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KANYIJIDIANSHIJUZHUAN60YUAN

详解电镀含磷废水处理方法

更新时间:2017-12-24 来源:电刷镀 标签:

JINNIANLAI,SHUITIFUYINGYANGHUAWENTIYUJIAYANZHONG,YINQIGUOJISHEHUIDEGUANGFANGUANZHU。ZAOCHENGSHUITIFUYINGYANGHUAWENTIDEYUANYINSHISHUITIZHONGFUYINGYANGYUANSUDANHELINHANLIANGGUOGAO。QIZHONG,LINSHIYINQISHUITIFUYINGYANGHUADEXIANZHIXINGYUANSU,DANGHUBOZHONGLINDEZHILIANGNONGDUCHAOGUO0.02mg/lSHI,JIUKENENGYINQISHUITIFUYINGYANGHUA,YINCIGUONEIWAIDUIFEISHUIPAIFANGZHONGLINNONGDUDEKONGZHIYEYUELAIYUEYANGE。

 

 

电镀行业是我国水体重金属排放大户,也是氮磷营养元素排放大户。由于电镀工艺看一集电视剧赚60元中使用大量次亚磷酸钠等作为化学镀剂,导致排放的电镀废水中通常含有较高浓度的磷元素。

BIZHECAIYONGCHOUYANGYANGHUA—HUAXUECHENDIANFANGFACHULIDIANDUHANLINFEISHUI,PINGJIACHOUYANGDUIFEIZHENGLINSUANYANDEYANGHUAXIAOGUO,TANTAOCHOUYANGTOUJIALIANG、CHOUYANGTONGRUSHIJIAN、FEISHUICHUSHILINNONGDUHEFEISHUICHUSHIphDENGDUIFEIZHENGLINSUANYANZHUANHUALVDEYINGXIANG。BINGYICIWEIJICHUYOUHUAHUAXUECHENDIANDEGONGYICANSHU。TONGGUOLIANGCHULIDANYUANLIANYONG,YIQIZUIZHONGCHUSHUIDADAODIANDUFEISHUIPAIFANGBIAOZHUNTEBIEXIANZHI。

1实验部分

1.1实验水样

YOUYUDIANDUXINGYESHIWOGUOGONGYEYONGSHUIDAHU,YINCITONGCHANGCAIYONGMOJISHUDUIDIANDUFEISHUIJINXINGCHULI,CHANSHENGDEDANSHUIJINRUSHENGCHANGONGYIGUOCHENGZHONGHUIYONG,ERMONONGSHUIZHONGHANYOUGAONONGDUDEWURANWU,XUYAOJINYIBUCHULICAINENGDABIAOPAIFANG。

实验所使用水样均采自江苏常州某电镀厂的含镍废水外排膜浓液。该厂含镍废水(含电镀镍废水和化学镍废水)采用图1所示处理工艺。

 

 

TU1MOUDIANDUCHANGHANNIEFEISHUICHULIGONGYI

1.2实验试剂与仪器

看一集电视剧赚60元ZHUYAOSHIJI:ca(oh)2、naoh、JUHELVHUALV(pac)、JUBINGXIXIANAN(pam)、JUHELVHUATIE(pfs)、cacl2DENGJUNWEIFENXICHUN,GOUZITIANJINSHIKEMIOUHUAXUESHIJIYOUXIANGONGSI,GAOCHUNYANGQIYOUNANJINGTEZHONGQITIYOUXIANGONGSITIGONG。

ZHUYAOYIQI:phs-3cXINGphJI,SHANGHAILEICIYIQICHANG;jj-4LIULIANJIAOBANQI,JINTANSHIGUOWANGSHIYANYIQICHANG;uv-1700ZIWAIFENGUANGGUANGDUJI,RIBENDAOJINGONGSI;jc-10CHOUYANGFASHENGQI,YANCHENGSHIHENGTAIHUANBAOSHEBEIZHIZAOYOUXIANGONGSI;d01-id/zmZHILIANGLIULIANGKONGZHIQI,BEIJINGQIXINGHUACHUANGDIANZISHEBEIGUFENYOUXIANGONGSI;ideal-2000CHOUYANGNONGDUJIANCEYI,ZIBOAIDIERJISUANJIRUANJIANYOUXIANGONGSI。

1.3实验装置

CHOUYANGYANGHUAFANYINGCAIYONGTU2SUOSHIDESHIYANZHUANGZHI,ZHUYAOYOUYANGQIPING、CHOUYANGFASHENGQI、ZHILIANGLIULIANGKONGZHIQI、CHOUYANGFANYINGTAHEWEIQIXISHOUQIDENGZUCHENG。QIZHONGCHOUYANGFANYINGTAWEINEIJING56mm、GAODU840mm、YOUXIAORONGJI1.8lDESHUSHIBOLIGUAN。DIBUSHEYOUQITIFENSANQI,CHOUYANGJINRUFANYINGTAHOUYOUFENSANQIFENSANCHENGWEIXIAOQIPAO。

看一集电视剧赚60元FANYINGTACEMIANDIBUSHEYOUQUYANGKOU,YONGYUQUYANGHOUFENXIXIANGYINGZHIBIAO。CHOUYANGYANGHUASHIYANBUZHOUWEI:XIANGYANGHUAFANYINGTAZHONGJIARU1lDIANDUHANLINSHIJIFEISHUI;YICIDAKAIYANGQIPINGZHUFAHEFENYAFA,DIAOJIEZHILIANGLIULIANGKONGZHIQIZHIXIANGYINGLIULIANG,KAIQICHOUYANGFASHENGQIHECHOUYANGNONGDUJIANCEYI;FANYINGYIDUANSHIJIANHOU,CONGCHOUYANGFANYINGTAQUYANGKOUQUCHUYIDINGTIJISHUIYANG,CAIYONGMUSUANANFENGUANGGUANGDUFAFENXISHUIYANGZHONGZONGLINHEZHENGLINSUANYANNONGDU。

 

 

TU2SHIYANZHUANGZHI

2结果与讨论

2.1水样水质分析

SHIYANSUOXUANQUSHUIYANGWEIGAICHANGDIANDUFEISHUIBUTONGSHIKEMONONGSHUIWAIPAISHUI,QIph7.3±0.2,cod180~420mg/l,ZONGLIN10.5~50.2mg/l,ZHENGLINSUANYAN2.6~10.2mg/l,ZONGYAN8300~10400mg/l。KEZHICIYALINSUANYANDENGFEIZHENGLINSUANYANHANLIANGZHANZONGLINDE80%ZUOYOU,ERCIYALINSUANGAIDERONGJIEDUWEI16.7g,YINCIXUYAOTONGGUOYANGHUAFAJIANGQIZHUANHUAWEIYIYUCHULIDEZHENGLINSUANYAN。

2.2CHOUYANGTOUJIALIANGDUIFEIZHENGLINSUANYANZHUANHUALVDEYINGXIANG

看一集电视剧赚60元SHIYANSUOXUANQUCHOUYANGTOUJIAZHILIANGNONGDUWEI0、48、96、144、192mg/l,FANYING60minHOUCEDINGSHUIYANGZHONGZHENGLINSUANYANHEZONGLINNONGDU,JIEGUOBIAOMING,FEIZHENGLINSUANYANDEZHUANHUALVSUIZHECHOUYANGTOUJIALIANGDEZENGJIAERZENGJIA。DANGCHOUYANGTOUJIAZHILIANGNONGDUYOU0ZENGJIAZHI96mg/lSHI,ZHENGLINSUANYANZHANZONGLINBILIYOU16.2%TISHENGDAO99%YISHANG,SHENGYUFEIZHENGLINSUANYANZHILIANGNONGDUWEI0.47mg/l。DANGCHOUYANGTOUJIAZHILIANGNONGDUWEI192mg/lSHI,ZHENGLINSUANYANZHANZONGLINBILIWEI99.5%,SHENGYUFEIZHENGLINSUANYANZHILIANGNONGDUWEI0.2mg/l。CHOUYANGTOUJIALIANGTIGAO1BEI,DANSHIFEIZHENGLINSUANYANDEZHUANHUALVTISHENGQUESHIFENYOUXIAN,YINCIZAISHIYANZHONGXUANZE96mg/lWEICHOUYANGZUIJIATOUJIALIANG。

2.3CHOUYANGFANYINGSHIJIANDUIFEIZHENGLINSUANYANZHUANHUALVDEYINGXIANG

看一集电视剧赚60元SHIYANSHUIZHITONG2.2,KAOCHACHOUYANGTOUJIAZHILIANGNONGDUWEI96mg/lSHI,FEISHUIZHONGZHENGLINSUANYANZHANZONGLINBILIHEphSUISHIJIANDEBIANHUAQUSHI,JIEGUORUTU3SUOSHI。

看一集电视剧赚60元CONGTU3KEYIKANCHU,FANYINGKAISHIQIAN30min,FEIZHENGLINSUANYANXUNSUZHUANHUAWEIZHENGLINSUANYAN,30minHOU,FANYINGJIANQUPINGHENG,FEIZHENGLINSUANYANZHUANHUALVTISHENGHUANMAN。DANSHISHUIYANGphBIANHUAQUSHIZHENGHAOXIANGFAN,FANYINGQIAN30min,phBIANHUAJIAOXIAO,FANYING30minHOU,phXUNSUXIAJIANG。ZHEIYIXIANXIANGDEYUANYINKENENGSHIKAISHIJIEDUAN,YIYUYANGHUADECIYALINSUANGENSHOUXIANBEIYANGHUAWEIZHENGLINSUANYAN。

DANGCIYALINSUANGENWANQUANYANGHUAHOU,SHENGYUYIQITAXINGSHICUNZAIDENANYIBEIYANGHUADELINYUANSUJIXUBEIYANGHUA。TONGSHI,FEISHUIZHONGDAFENZIYOUJIWUBEIYANGHUAFENJIEWEIXIAOFENZISUOSUANLEIDENGWUZHI,DAOZHISHUIYANGphXIAJIANG。FEISHUIphJIANGDITONGYANGHUIJIANGDICHOUYANGCHANSHENGQIANGJIZIYOUJIDEXIAOLV,DAOZHIZHENGGEFANYINGGUOCHENGSULVBIANMAN。

 

 

TU3CHOUYANGFANYINGSHIJIANDUIFEIZHENGLINSUANYANZHUANHUALVDEYINGXIANG

2.4废水中磷初始浓度对非正磷酸盐氧化率的影响

SHIYANXUANQULE3ZHONGZONGLINCHUSHINONGDUBUTONGDESHIJIDIANDUHANLINFEISHUIJINXINGSHIYAN,FEISHUIZONGLINCHUSHIZHILIANGNONGDUFENBIEWEI16.8、29.5、50.2mg/lSHI,JINGCHOUYANGYANGHUAHOUZHENGLINSUANYANZHANZONGLINDEBILIFENBIETISHENGWEI99.8%、99.1%、98.2%。FEISHUIFEIZHENGLINSUANYANZHUANHUALVSUIZHECHUSHIZONGLINNONGDUZENGJIAERJIANSHAO,ZHEISHIYOUYUFEIZHENGLINSUANYANNONGDUYUEGAO,SUOXUCHOUYANGHAOYONGLIANGYUEDA,DAOZHIFEIZHENGLINSUANYANZHUANHUALVJIANGDI。YINCI,ZAISHIJIFEISHUIDECHULIGUOCHENGZHONG,XUYAOJISHIGENJUZONGLINNONGDUDEBIANHUAQUEDINGZUIJIACHOUYANGTOUJIALIANGHEFANYINGSHIJIAN。

2.5初始ph对非正磷酸盐转化率的影响

SHIYANSHUIZHITONG2.2,SHIYANQIANXIANYONG1mol/lDEnaohHEhclDIAOJIESHUIYANGCHUSHIphFENBIEWEI4.9、7.4、10.0、12.1,RANHOUTONGRU96mg/lCHOUYANGJINXINGYANGHUAFANYING60min。KAOCHALEFEISHUICHUSHIphDUIFEIZHENGLINSUANYANZHUANHUALVDEYINGXIANG,JIEGUOBIAOMING,SUIZHEphZENGJIA,FEIZHENGLINSUANYANZHUANHUAWEIZHENGLINSUANYANDESULVHEBILIYOUSUOZENGJIA。ZHEISHIYINWEIZAIJIANXINGTIAOJIANXIA,SHUITIZHONGCUNZAIDALIANGDEoh-,KEYICUJINFANYINGZHONGQIANGJIZIYOUJIDECHANSHENG,YINFALIANSHIFANYING,TIGAOCHOUYANGYANGHUALV。YINCI,SHIJIFEISHUICHULIGUOCHENGZHONG,CHUSHIphCHENGZHONGXINGHUOPIANJIANXINGYOULIYUFEIZHENGLINSUANYANDEZHUANHUA。

2.6沉淀剂的种类对磷去除率的影响

看一集电视剧赚60元FEISHUICAIYONGCHOUYANGTOUJIAZHILIANGNONGDUWEI96mg/l,YANGHUA60minHOU,QIZONGLINZHILIANGNONGDUWEI50.2mg/l,FEIZHENGLINSUANYANZHILIANGNONGDUWEI0.4mg/l,phWEI6.0。KAOCHALECHENDIANJI——JUHELVHUALV(pac)、JUHELIUSUANTIE(pfs)、cacl2、ca(oh)2YIJIZHUNINGJIJUBINGXIXIANAN(pam)DUIYUCHONGFENYANGHUAHOUFEISHUIZHONGDEZONGLINHEZHENGLINSUANYANQUCHULVDEYINGXIANG。

SHIYANSHOUXIANCAIYONG1mol/lDEnaohRONGYEDIAOJIEFEISHUIph=9,RANHOUJIARUYIDINGLIANGDECHENDIANJI(pac、pfsHUOcacl2),ZAIJIAOBANSULVWEI300r/minXIAFANYING2min,ZAIJIARUYIDINGLIANGpamFANYING30sHOU,ZUIHOUZAI80r/minJIAOBANSULVXIAFANYING10minHOUJINGZHICHENDIAN30min,QUSHANGQINGYEFENXIQIZHONGDEZONGLINHEZHENGLINSUANYANNONGDU。DANGCAIYONGca(oh)2JINXINGCHENDIANSHIBUDIAOJIESHUIYANGph,QITABUZHOUTONGSHANG。

CHENDIANJICHULIXIAOGUORUBIAO1SUOSHI,CHENDIANJIpac、pfs、cacl2DUIYANGHUAHOUFEISHUIZHONGZHENGLINSUANYANDEQUCHUNENGLIYOUXIAN,ERCHENDIANJIca(oh)2DUIZHENGLINSUANYANHEZONGLINQUCHUXIAOGUOJIAOHAO。YINCI,XUANZEca(oh)2ZUOWEIZUIJIACHENDIANJI。

2.7、ca(oh)2投加量对磷去除率的影响

SHUIZHITONG2.6,KAOCHALEBUTONGca(oh)2TOUJIALIANGDUIYANGHUAHOUFEISHUIZHONGLINQUCHULVDEYINGXIANG。SHIYANSUOYONGSHUIYANGCHUSHIZONGLINZHILIANGNONGDUWEI50.2mg/l,ZHENGLINSUANYANZHILIANGNONGDUWEI49.9mg/l。ca(oh)2DETOUJIAZHILIANGNONGDUFENBIEWEI200、300、400、500、600mg/l,QIDUIZONGLINHEZHENGLINSUANYANQUCHUDESHIYANJIEGUORUTU4SUOSHI。

 

 

看一集电视剧赚60元TU4QINGYANGHUAGAITOUJIALIANGDUILINQUCHUDEYINGXIANG

看一集电视剧赚60元JIEGUOBIAOMING,ca(oh)2TOUJIALIANGYUEDA,DUIZONGLINDEQUCHULVYUEGAO。DANGca(oh)2TOUJIAZHILIANGNONGDUWEI400mg/lSHI,SHANGQINGYEZHONGDEZHENGLINSUANYANZHILIANGNONGDUXIAOYU0.1mg/l,ZONGLINZHILIANGNONGDUXIAOYU0.4mg/l,KEYIDADAO《DIANDUWURANWUPAIFANGBIAOZHUN》ZHONGBIAO3DEGUIDING。DANGca(oh)2TOUJIAZHILIANGNONGDUDAYU400mg/lSHI,ZHENGLINSUANYANHEZONGLINDEQUCHULVTISHENGBINGBUMINGXIAN。TONGSHI,SHANGQINGYEDEJIANDUHUIYOUSUOZENGJIA,HOUXUCHULIGUOCHENGZHONGXUYAOXIAOHAODALIANGDESUANJINXINGZHONGHE。YINCI,QUEDING400mg/lca(oh)2WEISHIYANZUIJIATOUJIAZHILIANGNONGDU。

2.8、pam投加量对磷去除率的影响

SHUIZHITONG2.6,SHIYANKAOCHALEBUTONGpamJIARULIANGDUIYANGHUAHOUFEISHUIZHONGZONGLINHEZHENGLINSUANYANQUCHULVDEYINGXIANG,XUANQUCHENDIANJIca(oh)2TOUJIAZHILIANGNONGDUWEI400mg/l,pamTOUJIAZHILIANGNONGDUFENBIEWEI0、0.1、0.2、0.3、0.4、0.5mg/l,QIDUIZONGLINHEZHENGLINSUANYANQUCHULVYINGXIANGRUTU5SUOSHI。

 

 

看一集电视剧赚60元TU5pamTOUJIALIANGDUILINQUCHUDEYINGXIANG

CONGTU5KEYIKANCHU,DANGpamTOUJIAZHILIANGNONGDUWEI0.3mg/l,JINGCHENDIANHOUZONGLINZHILIANGNONGDUKEJIANGDIZHI0.4mg/lYIXIA,ZHENGLINSUANYANZHILIANGNONGDUJIANGDIZHI0.1mg/lYIXIA。DANGpamTOUJIAZHILIANGNONGDUDAYU0.3mg/l,ZONGLINHEZHENGLINSUANYANNONGDUBIANHUAQUSHIBUMINGXIAN。CONGSHIYANXIANXIANGKEYIKANCHU,YUBUJIApamXIANGBI,JIARUpamHOUXINGCHENGDEXUTITIJIGENGDA,CHENDIANSHIJIANJIANSHAO。DANSHI,GUODUOJIARUpam,BUJINHUIZENGJIAFEISHUICHULIYAOJIFEIYONG,TONGSHIHAIHUIZENGJIASHUITIcod。YINCI,SHIYANQUEDINGpamDEZUIJIATOUJIAZHILIANGNONGDUWEI0.3mg/l。

2.9最佳实验条件下废水处理实验结果

FENBIEZAICHOUYANGYANGHUAHEHUAXUECHENDIANZUIJIATIAOJIANXIACHULIFEISHUISHUIYANG,TONGGUOCHOUYANGYANGHUA—HUAXUECHENDIANFUHEGONGYINENGGOUYOUXIAODICHULIDIANDUHANLINFEISHUI,QIZONGLINQUCHULVDA99.3%,ZHENGLINSUANYANDEQUCHULVWEI99.0%,ZUIZHONGCHUSHUIZONGLINZHILIANGNONGDUWEI0.34mg/l,ZHENGLINSUANYANZHILIANGNONGDUWEI0.08mg/l。CHUSHUILINZHIBIAOBUJINNENGGOUDADAO《DIANDUWURANWUPAIFANGBIAOZHUN》ZHONGBIAO3DEGUIDING,SHENZHINENGGOUDADAO《DIBIAOSHUIHUANJINGZHILIANGBIAOZHUN》(gb3838—2002)ⅴLEISHUIDEHUANJINGZHILIANGBIAOZHUN。

3结论

看一集电视剧赚60元(1)CHOUYANGDUIDIANDUFEISHUIZHONGFEIZHENGLINSUANYANZHUANHUALVDEYINGXIANGYUCHOUYANGTOUJIALIANG、CHOUYANGFANYINGSHIJIAN、FEISHUICHUSHIZONGLINNONGDUYIJIFEISHUICHUSHIphYOUGUAN。CHOUYANGTOUJIALIANGYUEDA,FANYINGKAISHIJIEDUANSULVYUEKUAI,FEIZHENGLINSUANYANZUIZHONGZHUANHUALVYUEGAO;FEIZHENGLINSUANYANZHUANHUALVSUIFEISHUIZHONGFEIZHENGLINSUANYANNONGDUZENGJIAERJIANGDI;phDUIFEIZHENGLINSUANYANZHUANHUALVYINGXIANGBUXIANZHU。

(2)CAIYONGca(oh)2HEpamZUOWEICHENDIANJIHEZHUNINGJIDUIYANGHUAHOUDEFEISHUIJINXINGCHULIXIAOGUOJIAOHAO。ca(oh)2ZUIJIATOUJIAZHILIANGNONGDUWEI400mg/l,pamZUIJIATOUJIAZHILIANGNONGDUWEI0.3mg/l。ZUIZHONGCHUSHUIZHENGLINSUANYANZHILIANGNONGDUKEJIANGDIZHI0.1mg/l,ZONGLINZHILIANGNONGDUKEJIANGDIZHI0.4mg/lYIXIA,DADAO《DIANDUWURANWUPAIFANGBIAOZHUN》(gb21900—2008)YIJIMANZU《DIBIAOSHUIHUANJINGZHILIANGBIAOZHUN》(gb3838—2002)ZHONGⅴLEISHUITIBIAOZHUNXIANZHI。

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