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烧结烟气脱硫脱硝工艺的比较

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烧结烟气脱硫脱硝工艺的比较

发布日期:2020-06-15 作者: 点击:

腾讯欢乐捕鱼  1、WOGUOSHAOJIEYANQITUOLIUTUOXIAOXIANZHUANG

腾讯欢乐捕鱼  MUQIAN,WOGUOSHAOJIEYANQICAIQUTUOLIUCUOSHIJIAOWEIPUBIAN,DABUFENSHAOJIEJIJUNCAIQULETUOLIUCUOSHI。YITOUYUNDESHAOJIEYANQITUOLIUFANGFAZHUYAOYOUGANFATUOLIU(HUOXINGJIAOXIFU)、BANGANFATUOLIUYIJISHIFATUOLIU。SHIFATUOLIUANZHAOTUOLIUJIDEBUTONG,YOUKEYIFENWEISHIHUISHISHIGAOFA、YANGHUAMEIFA、ANFADENG[1]。GENJUYUANHUANBAOBUTONGJIDEJIEGUO,ZHUYAOYISHIFAWEIZHU,YUEZHAN 87%。XIANGBITUOLIU,GUONEISHAOJIEJITOUYANQITUOXIAOQIBUJIAOWAN。TUOXIAOZHUYAOCAIQUDEFANGFAWEIHUOXINGJIAOXIFUFAHEXUANZEXINGCUIHUAHAIYUANFA(SCR)。TAIGANG 450 m2SHAOJIEJIHUOXINGJIAOTUOLIUTUOXIAOWEIGUONEISHOUTAOCAIYONGHUOXINGJIAOTUOLIUTUOXIAODEZHUANGZHI。SCR TUOXIAOZAIDIANCHANGYANQITUOXIAOYINGYONGGUANGFAN,ERZAISHAOJIEJITOUYANQITUOXIAOYINGYONGJIAOSHAO,SHUYUQIBUJIEDUAN。JUBAODAO,GUONEISHOUTAOSHAOJIEYANQI SCRTUOXIAOZHUANGZHIYU 2018 NIAN 11 YUEZAITANGSHANRUIFENGGANGTIECHENGGONGTOUYUN。MUQIAN,YOUBUFENGANGTIEQIYEZAISHAOJIEYANQIHUANBAOGAIZAOZHONGCAIYONG SCR TUOXIAOGONGYI。

腾讯欢乐捕鱼  2、SHAOJIEYANQIZHUYAODETUOLIUTUOXIAOGONGYI

腾讯欢乐捕鱼  MUQIAN,SHAOJIEYANQIZHILIDEGONGYIZHUYAOYOUHUOXINGJIAOTUOLIUTUOXIAOGONGYI、BANGANFATUOLIU+SCR TUOXIAOGONGYI、SHIFATUOLIU+ SCR TUOXIAOGONGYI。TUOLIUTUOXIAOFANGFADEBIJIAOZHUYAOYINGGENJUXIANGMUTEDIAN、ZHANDIMIANJI、YANQITIAOJIAN、CHULICHENGBENDENGGEFANGMIANZONGHEKAOLV,XUANQUHESHIDECHULIGONGYI。

腾讯欢乐捕鱼  2.1 HUOXINGJIAOYITIHUATUOLIUTUOXIAOGONGYI

  HUOXINGJIAOXIFUFATUOLIUDEYUANLISHILIYONGHUOXINGJIAODEXIFUXINGNENG,DIWENSHIJIANGYANQIZHONGDE SO2JINXINGXIFU,XIFUBAOHEHOUDEHUOXINGJIAOYOUWULIAOSHUSONGXITONGSONGZHIJIEXIXITONG,ZAIGAOWENJIAREDETIAOJIANXIAJIANGXIFUDE SO2JIEXICHULAI,JIEXICHULAIDE SO2SONGWANGFUCHANPINHUISHOUZHUANGZHISHENGCHANNONGLIUSUAN(98%);ZAISHENGHOUDEHUOXINGJIAOJINGLENGQUESHAIFENHOUSONGHUIXISHOUTAXUNHUANSHIYONG。

  HUOXINGJIAOTUOXIAODEYUANLISHIYOUYUHUOXINGJIAOJUYOUCUIHUAHUOXING,ZAIYIDINGDEWENDUTIAOJIANXIA,XIANGYANQIZHONGPENRUANSHUI,ANHENOxZAIHUOXINGJIAODECUIHUAZUOYONGXIAFASHENGXUANZEXINGCUIHUAHAIYUANFANYING,SHENGCHENGDANQIHESHUI。

  GAIFANGFADEGONGYIGUOCHENG:YANQISHOUXIANJINRUHANYOUHUOXINGJIAOMOKUAIDEYIDONGCHUANGXISHOUTA,JINXINGTUOLIUHETUOXIAO。XISHOUTAYIBANFENWEITUOLIUHETUOXIAOLIANGBUFEN,YIBANDIYIBUFENTUOLIU,DIERBUFENTUOXIAO。XIFUBAOHEHOUDEHUOXINGJIAOMOKUAITONGGUOREJIEXIHUISHOUDEDAODEERYANGHUALIUYONGYUZHIQULIUSUAN。ZAIZHENGGEGUOCHENGZHONG,JINKOUCHUDEERYANGHUALIUNONGDUYUEDI,TUOXIAOXIAOLVJIUYUEGAO;JINKOUCHUERYANGHUALIUNONGDUZENGJIA,ANDEXIAOHAOLIANGJIUYUEDA,SUOYIXIANYOUDEHUOXINGJIAOXIFUFAGONGYIYIBANSHEZHIERJIXISHOUTA,FENBIEJINXINGTUOLIUHETUOXIAO。MUQIANZAITAIYUANGANGTIEJITUAN 450 m2SHAOJIEJI、RIZHAOGANGTIEGONGSI 600 m2SHAOJIEJIJUNYIDEDAOYINGYONG[4]。TONGGUOSHIJIDEYUNXINGJIANCE,GAIGONGYIYUNXINGWENDING,TUOXIAOXIAOLVZAI 80%YISHANG。HUOXINGJIAOTUOLIUTUOXIAOGONGYIYIBANHANYOUYANQISHOUJI、PENAN、WURANWUXIFU、HUOXINGJIAOZAISHENG、HUOXINGJIAOXUNHUANHESHUSONG、LIUSUANZHIBEIDENGJIGEZHUYAOSHENGCHANXITONG。

  2.2 XUNHUANLIUHUACHUANGBANGANFATUOLIU +SCR TUOXIAOZUHEGONGYI

腾讯欢乐捕鱼  XUNHUANLIUHUACHUANGYANQITUOLIUJINGHUAJISHUGONGYILIUCHENG:HANSO2DEFEIQIJINXINGFANYINGQI,FANYINGQINEIBUZHITUOLIUJI,YANQIZHONGDE SO2YUTUOLIUJIFASHENGFANYING,YOUYUYANQIDEFANYINGQIZHONGLIUSUJIAOKUAI,FANYINGQIZHONGXINGCHENGTUANLIUZHUANGTAI,SHIDEYANQIHETUOLIUJIZHIJIANDEJIECHUMIANJIHENDA,FANYINGWANQUAN,SO2BEIXISHOU。ZAIFANYINGTAZHONGWANCHENGHUAXUEFANYINGHOU,SHUIFENBEIZHENGFA,YANQIZHONGJIAZADALIANGTUOLIUGUFEI,YIBANZAIZUIHOULIYONGBUDAICHUCHENQIJIANGQIGUFENLI。YOUYUFANYINGQIZHONGBAOCHISHIDANGDEWENDU,BINGZAIWULIAOWENLIUZUOYONGXIA,YINCIFANYINGQIZHONGBIAOMIANKEBAOCHIJIEJING,WUCHENJIWU。

  XUNHUANLIUHUACHUANGTUOLIUGONGYIYIBANHANYOUTUOLIUJIZHIBEI、JINLIAO、YANQIJINGHUADENGJIGEZHUYAOSHENGCHANXITONG。

腾讯欢乐捕鱼  YANQITUOLIUHOUDEWENDUWEI 80 ℃ZUOYOU,JINGGUO GGH HUANRE,JIANGYANQIWENDUSHENGGAOZHI 160~300 ℃,JINRU SCR FANYINGQIJINXINGTUOXIAO。SCR FASHIZAI 300 ℃ZUOYOU、HANYANGQIFENXIA,YI NH3ZUOHAIYUANJI、V2O5-TiO2-WO3TIXIWEICUIHUAJILAIXIAOCHUWEIQIZHONG NOx。ZHUYAOHUAXUEFANYINGWEI:

  4NH3+4NO+O2→4N2+6H2O(1)

腾讯欢乐捕鱼  6NO2+8NH3→7N2+12H2O (2)

  YANQIZHONGDE NOxZHUYAOYOU NO HE NO2ZUCHENG,QIZHONG NOYUEZHAN NOxZONGLIANGDE 95%,NO2ZHAN NOxZONGLIANGDE 5%,SHI(1)SHITUOXIAODEZHUYAOFANYINGFANGCHENGSHI,QIETUOXIAOFANYINGZHONGXUYAO O2CANYUFANYING。

烟气脱硫脱硝设备.png

  2.3 SHIFATUOLIU +SCR TUOXIAOZUHEGONGYI

腾讯欢乐捕鱼  SHIFATUOLIUSHIMUQIANSHAOJIEYANQIYINGYONGZUIGUANGFANDEGONGYI,ANZHAOTUOLIUJIEZHIDEBUTONG,FENWEIYANGHUAMEIFA、SHIHUISHI-SHIGAOFA、ANFADENG。QIGONGYILEISI,ZHISHITUOLIUJIBUTONG。XIAMIANYIZUICHANGJIANDESHIHUISHI-SHIGAOFAWEILI,JIESHAOSHIFATUOLIUGONGYIYUANLI。SHIHUISHI-SHIGAOFAYISHIHUISHIZUOWEITUOLIUXISHOUJI,SHIHUISHISHOUXIANJINGGUOPOSUIFENMOXITONGXINGCHENGFENZHUANGHOU,YUSHUIJIAOBANHUNHEXINGCHENGXISHOUJIANGYE。ZAIXISHOUTAZHONG,YANQIZHONGDIBUJINRU,DINGBUPENSHIHUISHIJIANGYE,YANQIZHONGDE SO2YUTANSUANGAIFASHENGFANYING,BINGBEIGURUDEKONGQIYANGHUA,ZUIZHONGSHENGCHENGFANYINGWUSHIGAO。XISHOUTAYIBANFENCENGSHEZHI,MUQIANCHANGCAIYONGSANCENGPENLIN,YITIGAOTUOLIUXIAOLV。SHIHUISHI-SHIGAOFATUOLIUGONGYIYIBANHANYANQISHOUJI、SHIHUISHIJIANGYEZHIBEI、XISHOU、SHIGAOCHULIDENGJIGEZHUYAOSHENGCHANXITONG。SHIFATUOLIU+SCR TUOXIAOZUHEGONGYIZHONGTUOXIAOYUANLIYUQIANSHU SCR TUOXIAOYUANLIYIZHI,ZHEILIBUZAIZHUISHU。

  3、GEZHONGTUOLIUTUOXIAOGONGYIYOUQUEDIANBIJIAO

  3.1 HUOXINGJIAOYITIHUATUOLIUTUOXIAOGONGYI

腾讯欢乐捕鱼  1)GAIGONGYITUOLIUXIAOLVGAO,TONGSHIJUYOUCHUCHENXIAOGUO,YOUYUBUJIARUQITAFUZHUYUANLIAO,YINCIWUQITAFEISHUI、FEIZHADECHANSHENG,BUZAOCHENGERCIWURAN。

  2)YOUYUHUOXINGJIAOLIANGHAODEXIFUXINGNENG,KEXIETONGCHUZHIFUHUAWU、ERWUYINGDENGQITAWURANWU。LIYONGHUOXINGJIAODEGUOLVJICHENGONGNENGHEXIFUXINGNENG,SHIYANQIZHONGFUZHEYUYANCHENSHANGDEERWUYING、FUHUAWUYIJIQITAWURANWUZHIZAIXIFUTANEIBEIHUOXINGJIAODEGUOLVJICHENGONGNENGBUJI,ERQITAIDEERWUYINGDENGWURANWUBEIXIFU。YOUYUHUOXINGJIAOZAIJIEXIGUOCHENGZHONGXUYAOBEIJIAREDAO 400 ℃YISHANG,ERWUYINGZAIBENHUANJIANDEYANGJIZAIHUOXINGJIAOCUIHUAZUOYONGXIABEILIEJIE,SHIDEYANQIZHONGDEERWUYINGBEIQUCHU。

腾讯欢乐捕鱼  3)SHAOJIESHENGCHANGUOCHENGZHONGYOUYUGONGKUANGBUTONG、YUANLIAODEBUTONGHUIDAOZHIYANQILIANG、WENDUYIJI SO2TIJIFENSHUBODONGJIAODA,ERHUOXINGJIAOTUOLIUTUOXIAOGONGYIDUIYANQIDEBIANHUAJUYOUJIAOQIANGDESHIYINGXING。

  4)ZIYUANHUISHOU。HUOXINGJIAOTONGGUOZAISHENGXITONG,KEJIANGXIFUDESO2XICHU,SONGZHISUANXITONGZHICHENGNONGLIUSUAN,SHIXIANZIYUANDEHUISHOULIYONG。

  5)GAIGONGYIDUISHAOJIESHENGCHANXITONGYINGXIANGJIAOXIAO,QIETUOXIAOFANYINGWENDUZAI 130 ℃ZUOYOU,YINCIBUXUYAODUISHAOJIEYANQIJINXINGJIARE。SHAOJIEYANQIZHONGHANYOUDALIANG SO2DENGSUANXINGQITI,DUISHEBEIDEFUSHIYAOQIUJIAOGAO,HUOXINGJIAOXIFUXITONGKANGFUSHINENGLIJIAOQIANG,YINCIXITONGYUNXINGWENDING。

  6)HUOXINGJIAOTUOLIUTUOXIAOXITONGYICIXINGTOUZIJIAOGAO,QIEYOUYUXUYAOBUDUANBUCHONGHUOXINGJIAO,YUNXINGCHENGBENJIAOGAO。

  3.2 XUNHUANLIUHUACHUANGBANGANFATUOLIU +SCR TUOXIAOZUHEGONGYI

腾讯欢乐捕鱼  XUNHUANLIUHUACHUANGBANGANFATUOLIU+SCR TUOXIAOZUHEGONGYIJUYOUYIXIATEDIAN:

  1)YANQIXUNHUANLIUHUACHUANGFATUOLIUXIAOLVGAO,DUIHAN SO2TIJIFENSHUJIAOGAODEYANQIYEYOUHENHAODETUOLIUXIAOGUO。

  2)CAIYONGSHIHUIWEITUOLIUJI,FENBUGUANGFAN,QIETUOLIUJIXIAOHAOLIANGXIAO。

腾讯欢乐捕鱼  3)YICIXINGTOUZICHENGBENJIAODI,QIEYUNXINGFEIYONGJIAODI。

  4)SCR FAZAIYUNXINGYIDUANSHIJIANHOU,CUIHUAJIXUYAOGENGHUAN,GENGHUANDEFEICUIHUAJIWEIWEIXIANGUFEI,YINGJIAQIANGGUANLI。

  3.3 SHIFATUOLIU +SCR TUOXIAOZUHEGONGYI

  SHIFATUOLIU+SCR TUOXIAOZUHEGONGYIJUYOUYIXIATEDIAN:

  1)SHIFATUOLIUYINGYONGGUANGFAN,GONGYICHENGSHU。

  2)YICIXINGTOUZICHENGBENJIAODI,QIEYUNXINGFEIYONGJIAODI。

腾讯欢乐捕鱼  3)RUOCAIYONGSHIHUISHI-SHIGAOFA,HOUXUSHIGAOCHANSHENGLIANGJIAODA,HUIDAILAIHOUXUSHIGAOZONGHELIYONGWENTI。

  4)SHIFATUOLIUHOUDEYANQIHUIZAIYANCONGKOUXINGCHENGWUZHUANGSHUIQI,CHENGWEIBAISEYANYU,XIEDAIYOU SO2、SO3、CaSO4、Cl-DENGWURANWU,MUQIANYIJINGYOUXUDUODIQUYAOQIUSHIFATUOLIUHOUDEYANQICAIQU“XIAOBAI”CUOSHI,XUYAOZENGJIAJIANSHECHENGBENHEYUNXINGCHENGBEN,BINGZENGJIANENGHAO。

  5)SHIFATUOLIUYUNXINGGUOCHENGZHONGDUISHEBEIDEFUSHIJIAODA,JIANSHEGUOCHENGZHONGYINGZUOHAOTUOLIUTADEFANGFU,YUNXINGGUOCHENGZHONGYINGJIAQIANGJIANXIU,BAOZHENGXITONGWENDINGYUNXING。

  4、JIELUN

  1)MUQIANWOGUODESHAOJIEYANQIZHILIYITUOLIUWEIZHU,JISHUCHENGSHU。ERTUOXIAOCHUYUQIBUHETUIGUANGJIEDUAN,SUIZHEGUOJIADUIGANGTIEXINGYEDECHAODIPAIFANGYAOQIUDESHISHI,SHAOJIEYANQITUOXIAOJIANGDEYIXUNSUFAZHAN。

  2)GANGTIEQIYEYINGGENJUZISHENTIAOJIANJISUOZAIDIQUDEHUANBAOYAOQIU,XUANZEHESHIDEYANQIZHILIGONGYI。RUXINJIANSHAOJIEJI,KECAIYONGHUOXINGJIAOYITIHUATUOLIUTUOXIAOGONGYIHUOSHIFA/BANGANFATUOLIU+SCR TUOXIAOGONGYI。RUZAIXIANYOUTUOLIUXITONGDEJICHUSHANGJINXINGHUANBAOTIBIAOGAIZAO,KEYOUHUAXIANYOUDETUOLIUXITONG,ZENGJIA SCRTUOXIAOGONGYIXITONG。

腾讯欢乐捕鱼  3)CAIYONGBANGANFA/SHIFATUOLIUTUOXIAOGONGYIHUICHANSHENGDALIANGDETUOLIUFUCHANWU,BINGCHANSHENGWEIXIANFEIWUFEICUIHUAJI,YINGCAIQUHELIDEZONGHELIYONGTUJINGHUOCHUZHICUOSHI,BIMIANZAOCHENGERCIWURAN。


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