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循环流化床锅炉烟气脱硝技术研究

     XUNHUANLIUHUACHUANGTUOXIAOJISHUZAIYANQITUOXIAOFANGMIANYOUHENDADEYINGYONGKONGJIAN。ZHUYAODUIXUNHUANLIUHUACHUANGSCR, SNCRTUOXIAOJILI, HAIYUANJI, TUOXIAOXIAOGUO, TUOXIAOGONGYIJINXINGDUIBIYANJIU。DECHULESNCRJISHUGENGSHIYONGYUXUNHUANLIUHUACHUANGTUOXIAOJISHUDEJIEGUO。

一,锅炉烟气脱硝技术的发展现状:

ZAIWOMENZHONGGUO, YOULIANGZHONGJISHUBAOKUOZHUYAOYINGYONGDESHIXUANZEXINGCUIHUAHAIYUANFA (SCR) HEXUANZEXINGFEICUIHUAHAIYUANFA (SNCR) ZHEIYANGLAIDUIYANQIJINXINGTUOXIAO。ZHEILIANGZHONGJISHUDOUSHILIYONGHAIYUANJIZAIDIWENHECUIHUAJIHUOZHEGAOWENWUCUIHUAJIDETIAOJIANXIA, YUYANQIZHONGDEDANYANGHUAWUFASHENGFANYING, BINGHAIYUANCHENGWUDUDEDANQIHESHUI。SNCRSHIYIZHONGCHENGSHUDEDICHENGBENTUOXIAOJISHU。GAIJISHUSHIYONGLUZIHUOSHUINIGONGYEDEYUDUANSHAOQIZUOWEIFANYINGQI, BINGQIEJIANGHANYOUANJIDEHAIYUANJIPENSHEDAOLUZIZHONG, BINGQIEHAIYUANJIYUYANDAOQIZHONGDEFANYINGYICHANSHENGANHESHUI。ZAIXUANZEXINGFEICUIHUAHAIYUANTUOXIAOFANGFAZHONG, ZAIJIAOGAODEFANYINGWENDU (930ZHI1090*C) XIAJIANGNIAOSUHUOANJIHUAHEWUZHURUYANDAOQIZHONG。JIANGHAIYUANWEIDANQI。TONGCHANGJIANGHAIYUANJIZHURULUZHONGHUOKAOJINLUCHUKOUDEYANDAO。SNCRGUOCHENGZHONGDEQUCHUXIAOLVZHUYAOJUEDINGDEYINSUJIUSHIFANYINGWENDU, HEYUDEHUAXUEJILIANGBI, HAIBAOKUOLEHUNHECHENGDUYIJIFANYINGSHIJIAN。

真人棋牌游戏ER,.SNCRXUNHUANLIUHUACHUANGTUOXIAOJISHU:

XUANZEXINGFEICUIHUAHAIYUAN (Selective Non-Catalytic Reduction, SNCR) FADEFANGFATUOXIAODEGONGYIJIUSHIZAIYIDINGCHENGDUSHANGBUSHIYONGZHECUIHUAJIDETIAOJIANXIA, JIANGDANQI、ANSHUI、NIAOSUQIZHONGDENG-XIEZUOWEILEPENRUGUOLULUTANGZHINEIDEHAIYUANJI, SHOUXIANTAMENREFENJIELECHENGWEILEANQIRANHOUZAIYUQIZHONGDANYANGHUAWUKAISHIJINXINGLEXUANZEXINGYANGHUAHAIYUANDEYIXIEFUZADEFANYING, CONGERSHISHENGCHENGYIDINGDEYIXIEWUWEIHAIDEDANQIHESHUIDEYIZHONGTUOXIAODEFANGFALE。ZHEIYANGDEZHEIGEJISHUJIUYILUTANGWEIFANYINGQISHIQIZHONGJIAOZHUYAODEFANYINGQI, HAIYUANJIPENRULUTANGNEIRUGUOWEI800DUODAO1100DUODECDEWENDUFANYINGDEQUYUHAIYUANJIJIJIANGHUIBIANWEIANQISHIYOUREFENJIECHANSHENGDEANQIJIEGUOSHISHENGCHENGLEDANQIHESHUIZHENGQIYUYANQIZHONGDEDANYANGHUAWUFANYINGDECHANWU。

JIANGDANQIZUOWEILELIZI:

4NH3+4NO+O2=4N2+6H2O

ZAIJISHUZHONGSNCRYANQITUOXIAOJISHUDEZHUYAOTEDIANWEI:TUOXIAOXIAOGUODEYOUDIANMINGXIAN, YOUQISHIDAXINGDEYINGYONGDERANMEIDEGUOLU, QUCHULVKEDA20%-40%RUGUOSHIZHONGXIAOXINGRANMEIGUOLU (TEBIESHIXUNHUANLIUHUACHUANGGUOLU) , TUOXIAOXIAOLVKEDA60%-90%;QIZHONGHAIYUANJIERQIESHILEDUOYANGDEYIDE;HANDANDEWUZHITONGCHANGXUANZIBEIYINGYONGYUKECHUQUDEDEHAIYUANJI, BAOKUOZHONGHAI, NIAOSUHEGEZHONGLEIDEANYAN, ZUIGUANGFANZHONGSHIYONGDEJIUSHIQIZHONGDESHIANHENIAOSULE;ERQIECIWAI, BUHUICHANSHENGYOURENHEDEGUTIHUOZHESHUOSHIYETIDEWURANWUHUOZHECHANSHENGLEFUDEBULICHANWUZAISNCRTUOXIAOXITONGDEYUNXINGZHIZHONG, YINCIJIUSHIMEIYOULEERCIJINXINGZHEWURAN;ZULIYESHIXIAODE, YINGXIANGJIAOXIAOZAIDUIZHEGUOLUZHENGCHANGYUNXINGLEDESHIHOU;JINGJIXINGYEXIANGBIJIAOHAODEGENQITADELAISHUO, TOUZILECHENGBENHEYUNYINGDEYIXIECHENGBENXIANGDUIZHEJIUSHIJIAODI;XITONGLAISHUOLEJIANDAN;ERQIEJIUSHIBUXUYAOZAIYICIJINXINGLEGAIBIANZHEXIANYOUDEGUOLUDEYIXIESHEBEIHESHEZHILE。

XIANZAICFBGUOLUYONGYUQIHUANBAOYIJINGBEIGUANGFANYINGYONGLE, JIENENGYUANHEDUILIANGHAODERANLIAODESHIYINGXING, YOUQISHIGUOLUZAIXIANDAIZAOZHIHEFANGZHIGONGYEZHONGDEDALIYINGYONGZHEGONGYEDELEIXINGGUOLU, LIANGHAODIDANRANSHAOXIAOGUOSHIXUNHUANLIUHUACHUANGYIZHONGJUYOULIANGHAOXIAOGUODEGUOLU。XUNHUANRANMEIGUOLUTACHANSHENGDENONGDUWEI251-620 mg/l。XIANZAIBUDUANTIGAOZHEDESUIZHEHUANBAOYAOQIU, JIANSHAOCFBZHONGMEICHANSHENGDEYIXIEWOMENXUYAOJIANSHAODEYANQIZHONGDEDANHEYIJIJINXINGLETUODANFANGFADESHENGJI。

JINGUAN90%DEGAODUDEQUCHULVYOUQIZHONGDESCRTUOXIAOXITONGSHIKEYISHIXIANDE, DANYIXIEWENTIZHONGSCRJISHUCUNZAILEYOUCUIHUAJIDEJIAGESHUOSHIFEICHANGLEANGGUIQIESHENGMINGZHOUQIFEICHANGDEDUAN。TOUZIJIAODADENGWENTISHICONGERDAOZHILEDE, YINERLAISHUOQIGUANGFANYINGYONGSHIBEIXIANZHILEDE。YOUYUJUYOUCHENGBENDI, ZHANDIMIANJIXIAO, SHEBEIJIANDANDENGZHEIXIEYOUDIANSNCRTUOXIAOJISHUDOUSHIYOUDE, TEBIEDESHIYONGYUJIUDIANCHANGDEYIXIEJINXINGLEGAIZAO。ERQIECHULIZHONGHUODE52%YISHANGDETUOXIAOXIAOLVZAISNCRTUOXIAODEJISHUZHONGKEYIZAICFBGUOLUCHULIXISHOUFANYINGDEYANQIZHONGCONGERSHIXIAN, CONGERBUDUANTIGAOZHONGDEHUANJINGBIAOZHUNDE-XIEYAOQIUKEYISHISHIXIANDELE。YINCICONGYIXIEDEJISHUDEHETOUZIDEJIAODULAIKAN, CFBGUOLUKEYIXUANZELESNCRDEYANQITUOXIAOJISHUKEYIZUOWEIYI-ZHONGJINGJIBINGSHIYONGDETUOXIAOJISHULE。

真人棋牌游戏SAN,JIE  LUN:

YOUYUCFBLIANGLUJUYOUYINRANLIAOHUIFENZHILIANGDAHEPAIFANGZHILIANGNONGDUDIDENGTEDIANDAOZHILESHISHIHOUTUOXIAOXIAOLVDEJISHU, JINGJIXINGBUHAO, YINCICAIYONGSNCRTUOXIAOJISHUZUIHAO, CFBGUOLUSNCRTUOXIAOGONGYIDEXITONGYINQIJIANDAN, WEIHUFANGBIAN, ERQIEZAIGONGCHENGSHISHIHOU, TUOXIAOXIAOLVNENGDAODAO60%YISHANG, TONGSHIJUYOUDUIGUOLUYUNXINGDEJINGJIXINGYINGXIANGJIAOXIAO, SHEBEIKEKAO, CFBGUOLUCAIYONGLESNCRTUOXIAOJISHUKEYIBUDADAOPAIFANGZHILIANGNONGDUXIANDUDEYAOQIU。

JINZHEZHEIXIENIANLAIBUDUANDEFAZHANYIJICHUANGXINSUIZHEKEXUEDEBUDUANTIGAO, HENDUOXIANJINJISHUYIJINGBEIYUELAIYUEDUODEYANFACHULAILE, TOURULESHENGCHANZHIZHONGLE。YUCITONGSHIZHONG, HAIDELEJIEDAOLEDABUFENDEYIXIEJISHUHAIBEITINGLIUZAIZHEZAISHIYANSHIZHONGSHIYANJIEGUOJIEDUAN, ZAIJIASHANGYINGYONGBUDANGDEDENGYIXIEYINSU, ZHENGGEDEZHEIYIXILIEDEYINSUZHIJIEKEYISHUODAOZHIYANQIBEITUOXIAOJISHUJIHUASHIBAILEZAISHIMIANSHANGYINGGAITUIGUANGDE。NOxWURANZHIZHIFANGKONGDEFAZHANYIXIEQUSHI, DAOSHIHOUSHIBIYIDINGHUITUIDONGQUANSHIJIEREDIANCHANGYANQITUOLIUTUOXIAOJISHUDEGAIGE, ZHEIJIANGHUIYOUBUKEYUJIDEYIXIEZUOYONGDUIWOGUODEZHILIDAQIWURANZHONGFAHUIZHEZUOYONG。

真人棋牌游戏JINTIANSUIZHEHUANBAOFALVFAGUIZAIZHONGGUOYAOQIUDERIYIYANGE, ZHONGGUODEDANYANGHUAWUBINGQIEPAIFANGKONGZHIYIJINGBEILIEWEI“SHIERWU”HUANBAOJIHUAZHONGYANZHONGDEZHONGDIANGONGZUO。JISHUSHANGKANLAISHIYONGSNCRTUOXIAOJISHULAICHULIRANMEIYANQIKEYISHUOSHIYIZHONGBUJINJISHUSHANGKEKAOERQIESHIJUYOUCHENGBENXIAOYIBIJIAOGAODEJISHU。YAOSHUOSHIYONGSNCRTUOXIAOJISHUZAIBIJIAOZHONGXIAOXINGXUNHUANLIUHUACHUANGGUOLUZHONGYIDINGSHIJUYOUZHEGUANGKUODEYINGYONGDEQIANJING, KEYIZAIBIJIAOXIAHUODEGENGGAOKUAISUDECHULIXIAOLV, CONGERMANZULEPAIFANGXIANZHIDEYAOQIU。



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