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湿电除尘技术   众鑫棋牌 > 湿电除尘技术

生物质锅炉氮氧化物排放控制技术研究进展

[2019-7-17] 点击:

湿电咨询服务: 陶经理18332815001 张经理18633235200

ZHAIYAO:SHENGWUZHIRANLIAOZHONGHANYOUDERANLIAODANHANLIANGJIAODI,DANSHIDAYUE70%~100%(ZHILIANGFENSHU)DEDANZUIZHONGHUIZHUANHUAWEINOx,BINGQIEJIEGANDENGSHENGWUZHIRANLIAORANSHAOPAIFANGDENOxHANLIANGJIAOMUZHIRANLIAODENGGENGGAO.CIWAI,JINNIANLAI,WOGUOKONGQIZHILIANGMIANLINYANJUNTAISHI,NOxSHICHANGJIANDEDAQIWURANWU,DUIJUMINSHENTIJIANKANG、SHENGCHANHESHENGHUOYOUHENDAYINGXIANG.YINCI,BENWENDUIMUQIANGUONEIWAIDENOxRANSHAOKONGZHIJISHUJINXINGZONGSHU,ZONGJIELEGELEIJISHUDEYOUQUEDIAN,JIWOGUOMUQIANDUIYUSHENGWUZHIGUOLUNOxKONGZHIJISHUYUDAODEPINGJING,BINGDUIGAIYANJIULINGYUDEWEILAIQUSHIZUOCHUZHANWANG。

MUQIAN,JINGUANSHIJIESHANGDEZHUYAORANLIAOWEIMEI、SHIYOU、TIANRANQIDENGCHUANTONGDECHANGGUINENGYUAN,DANSHI,QUANQIUMUQIANYITANMINGCHULIANGDEKEGONGKAICAIDESHIYOU、TIANRANQIHEMEITANZIYUANFENBIEJIANGZAI25、27 HE97 a HOUYONGJINHAOJIE; CIWAI,HUASHIRANLIAODEKAICAI、YUNSHUYIJISHIYONGGUOCHENGZHONGHUIZAOCHENGJIAOWEIYANZHONGDEHUANJINGWURAN. SUIZHEHUASHINENGYUANDERIYIKUJIEHEHUANJINGWENTIDERIQUYANZHONG,JIEJINGKEZAISHENGNENGYUANDEKAIFAYULIYONGYIJINGYINQILESHIJIEDEGUANGFANGUANZHU. SHENGWUZHINENGSHIWEIYIYIZHONGKEYUNSHUHECHUCUNDEKEZAISHENGLVSENENGYUAN,BINGQIEYOUYUJUYOUNENGLIANGGAOZHUANHUANXIAOLVHEHUANJINGYOUHAODEYOUDIAN,YUELAIYUESHOUDAOSHIJIEGEGUODEZHONGSHI. WOGUOSHIYIGENONGYEDAGUO,XINCHAIZIYUANDUANQUE,YINCI,GUOWAICHENGSHUDEMUZHISHENGWUZHIRANLIAORANSHAOQIBINGBUSHIYONG,XUYAOZHENDUIWOGUOGUOQING,KAIFASHIHEDELIYONGFANGFAJIRANSHAOJISHU. CIWAI,JINNIANLAI,WOGUOKONGQIZHILIANGMIANLINYANJUNTAISHI,YUMUZHIRANLIAOHECHUANTONGHUASHIRANLIAOXIANGBI,JIEGANDENGSHENGWUZHIRANLIAORANSHAOPAIFANGDENOxHANLIANGJIAOGAO,YINCI,DUIYUSHENGWUZHIRANLIAODERANSHAO,CHUANTONGMEITANGUOLUYIBUWANQUANSHIYONG,JIXUKAIFAGAOXIAODESHENGWUZHIRANLIAORANSHAOQI,ZAINENGYUANGAOXIAOLIYONGDETONGSHIJIANGDINOxWURANWUDEPAIFANG.

1 生物质资源的研究现状

1.1 我国生物质资源现状

SHENGWUZHINENGYUANSHIYIZHONGYISHENGWUZHIWEIZAITIDENENGLIANG,JITONGGUOGUANGHEZUOYONGJIANGHUODEDETAIYANGNENGZHUANHUAWEIHUAXUENENGBINGZHUCUNZAISHENGWUZHIZHONGDENENGLIANGXINGSHI,TAZHIJIEHUOJIANJIEDILAIYUANYULVSEZHIWUDEGUANGHEZUOYONG,SHITAIYANGNENGDEYIZHONGLIANJIACHUCUNFANGSHI.MUQIANDEJISHUSHUIPINGXIAJUBEIKAIFAJIAZHIDENONGCUNSHENGWUZHIZIYUANYIBANBAOKUONONGZUOWUJIEGAN、LINMUSHENGWUZHICANYUWU、QINCHUFENBIANYUNENGYUANZUOWUDENG. CONG2001 NIANDAO2015 NIAN,WOGUONONGYEZONGCHANLIANGZHUNIANTIGAO,2015 NIANNONGYEZONGCHANLIANGWEI2.24 × 1019J,QIZHONGZHONGZHIYECHANLIANGWEI1.53 × 1019 J( 68. 47%) ,LINYE、CHUMUYEYUYUYECHANLIANGFENBIEWEI4.64 × 1018、2. 04 × 1018 YU3. 89 × 1017 J,QIZHONG,KEYONGYUZUOWEINONGYESHENGWUZHINENGDEZIYUANGAODA9. 10 × 1018 J.

RANER,WOGUOSHENGWUZHIZIYUANDEPINWEIJIAODI,FENSANXINGJIAODA,DALIANGSHENGWUZHIZIYUANBEISUIYITIANMAIYUFENSHAO,CHENGWEIYINGXIANGHUANJINGDEFEIQIWU. MUQIAN,SHENGWUZHIZIYUANHUALIYONGLVJIAOGAODEWEIZHONGZHIYEFUCHANWUNONGZUOWUJIEGAN,YIBEIYONGZUOGONGYEYUANLIAOHESHENGWURANLIAO,ZONGLIANGWEI4. 29 × 1018 J,ZHANZHONGZHIYECHANLIANGDE27. 79%,QIZHONG,YUMI、SHUIDAO、XIAOMAIDENGNONGZUOWUJIEGANCHANLIANGZHANJIEGANZONGCHANLIANGDE70. 24%. DANSHI,DABUFENDEJIEGANZIYUANRENGBEIZHIJIEFENSHAOHUOSUIYIDIUQI,JINYOUJISHAOBUFENJIEGANBEIYINGYONGYUGUOLUJINXINGJIZHONGRANSHAOGONGNENG,RANSHAOXIAOLVBUZU15%.

1.2 生物质燃料的特性

SHENGWUZHINENGSHIKEZAISHENGNENGYUAN,JUYOUSHENGTAIYIYISHANGDETANDELINGPAIFANG,RANSHAOCHANWUXIANGDUIQINGJIE. YOUYUMUQIANDAQIWURANJIAOWEIYANZHONGERQIENENGYUANRIYIDUANQUE,YINCIKAIFAYULIYONGSHENGWUZHINENGJUYOUSHIFENJUDADENENGYUANYUHUANJINGBAOHUZHANLVEYIYI. MUQIAN,WOGUOHAIMEIYOUBANBUGUANYUSHENGWUZHIGUTICHENGXINGRANLIAODETONGYIDEGUOJIABIAOZHUN,PUBIANRENWEIDESHENGWUZHIGUTICHENGXINGRANLIAOSHIZHILIYONGNONGLINFEIQIWU( DAOQIAO、JIEGAN、SHUPI、MUXIEDENG) ZUOWEIYUANCAILIAO,TONGGUOYIXILIEDEYUCHULI( SHOUJI、GANZAO、FENSUIDENG) ,CAIYONGTESHUDESHENGWUZHIGUTICHENGXINGSHEBEI,JIANGYUCHULIHOUDESHENGWUZHICAILIAOJIYACHENGGUIZEDE、MIDUJIAODADEBANGZHUANG、KUAIZHUANGHUOKELIZHUANGDENGXINGZHUANGDECHENGXINGRANLIAO. TONGGUODIAOYANHEWENXIANDUIBI,BIAO1 LIECHULEGEZHONGDIANXINGDESHENGWUZHIRANLIAOJICHUANTONGRANMEIDEGONGYEZUFEN、YUANSUZUCHENG、REZHIDENGCANSHUDEHUIZONGJIEGUO.

生物质燃料及传统燃煤的工业组分

YOUBIAO1KEJIAN,SHENGWUZHIRANLIAOCHANSHENGCHUDEREZHIJIAOGAO,TONGCHANGWEI17 ~ 20 MJ·kg - 1,QIEJIEGANYUDAOQIAODEHUIFAFENZHILIANGFENSHUGAODA70% ~ 85%,YINCIJUYOUYOULIANGDEDIANHUORANSHAOXINGNENGYIJILIANGHAODEDAIMEIXIAOGUO. CIWAI,SHENGWUZHIRANLIAOLIUHANLIANGJIHUWEILING,DANHANLIANGJIDIERQIEHUIFENHANLIANGJIAODI,YINCI,SHENGWUZHIRANLIAODEERYANGHUALIU( SO2) YUDANYANGHUAWU( NOx) PAIFANGDI,ERYANGHUATAN( CO2) LINGPAIFANG,PAIZHASHAO,FEIHUISHAO,HUIZHAKEHAITIAN,YINCI,JUYOUXIANZHUDEHUANBAOTEXING. JINGUANSHENGWUZHICHENGXINGRANLIAODEZHIZUOXUYAOJINGGUOSHOUJI、YUNSHU、JIAGONGDENGGUOCHENG,HUIDAILAIYIDINGDECHENGBEN,DANSHIYUXIANZAIYUANMEIJIXINGMEIXIANGBI,SHENGWUZHIYUANLIAOJIAGEDILIAN,YINCI,SHENGWUZHICHENGXINGRANLIAOZAIJIAGESHANGRENGRANJUYOUJIAODADEYOUSHI,ZHEIYEZAIHENDACHENGDUSHANGYOUZHUYUSHENGWUZHINENGYUANDETUIGUANGYUSHIYONG.

SUIRAN,SHENGWUZHIRANLIAOQINGJIEKEZAISHENG,JUYOUSHIFENGUANGKUODEYINGYONGQIANLI,DANSHI,SHIXIANSHENGWUZHIRANLIAOGAOXIAO、QINGJIERANSHAOXUYAOSHIYONGZHUANMENSHEJIDERANSHAOQI. CONG20 SHIJI30 NIANDAIKAISHI,MEIGUO、RIBEN、FENLANDENGXUDUOFADAGUOJIAZHUJIANZHONGSHIBINGDOUTOURULEDALIANGJINGLILAIYANJIUSHENGWUZHICHENGXINGJISHUHEMUZHICHENGXINGRANLIAO; 80 NIANDAIYIHOU,CHENGXINGJISHUYIRIJIANCHENGSHU,BINGXINGCHENGLEYIDINGDETUIGUANGGUIMO; DAOLE90 NIANDAI,ZAIMUZHIKELIRANLIAORANSHAOQIFANGMIAN,BUFENMEIOUYIJIRIBENDENGGUOJIADERANSHAOQIYIJINGZHUJIANDINGXING,ERQIEZAIJIARE、GONGNUAN、GANZAODENGLINGYUDAFANWEIDETUIGUANGYUYINGYONGGAIXIANGJISHU,BINGXINGCHENGLECHANYEHUAGUIMO. JIUWOGUOSHIJIQINGKUANGERYAN,WOGUOSHIYIGENONGYEDAGUO,JUYOUFENGFUDESHENGWUZHIZIYUAN,YIZHIYILAI,SHENGWUZHINENGYUANSHINONGCUNDIQUDEZHUYAONENGYUANZHIYI. ZAIWOGUOMEINIANKESHENGCHAN7YIDUODUNNONGZUOWUJIEGAN,YANJIUBIAOMING,JIEGANZHIJIERANSHAOZHIYUEWEIBIAOZHUNMEIDE55%,GENJUREZHI,RUGUOQUANBUYONGLAIRANSHAO,KEZHEHEDAYUE4 YIDUNBIAOZHUNMEI. RANER,ZAIWOGUO,JIEGANDELIYONGCUNZAIJIAODUODEWENTI,LIRULIYONGQINGKUANGLUOHOU、WURANDADENG.CIWAI,GUOWAIDESHENGWUZHIRANSHAOZHUYAOYIMUZHICAILIAOWEIZHU,ERWOGUOZHUYAOWEINONGZUOWUJIEGAN,YINCIGENJUWOGUOSHENGWUZHIRANSHAODEGUOQING,BUNENGZHAOBANGUOWAIDEJINGYANYUJISHU.

1.3 生物质燃料的利用方式

1.3.1 直接燃烧技术

SHENGWUZHIZHIJIERANSHAOJISHUJIUSHIJIANGSHENGWUZHIZHIJIEZUOWEIRANLIAOJINXINGRANSHAO,LIYONGCHANSHENGDERENENGLAIJINXINGSHENGCHANYUSHENGHUO.ZHIJIERANSHAODEJISHUYAOQIUJIAODI,RANSHAOFANGSHIZUIWEIJIANDAN. LUOZHONGYANGDENGYANJIUBIAOMING,ZI20 SHIJI80 NIANDAIKAISHI,ZAIWOGUOZHENGFUDEDALITUIGUANGXIA,JIECHAIZAOZAINONGCUNDEDAOGUANGFANSHIYONG,ZHI1996 NIANDI,YOU1. 7 YIHUJIATINGSHIYONGJIECHAIZAO,JIECHAIZAODETUIGUANGSHIYONGMEINIANKEYIWEIGUOJIAJIANSHAOSHUQIANWANDUNBIAOZHUNMEIDENENGYUANXIAOHAO. DANSHI,GENJUZHANGBAILIANGDEYANJIU,JIUSHILUZAOBUDANREXIAOLVDI( TONGCHANGZHIYOU10% ZUOYOU) 、LANGFEIRANLIAO,ERQIERANSHAOGUOCHENGCHANSHENGDEKELIWU、LIUYANGHUAWU、DANYANGHUAWUDENGHUIYANZHONGWURANHUANJING. YINCI,ZHEIZHONGCHUANTONGDESHENGWUZHIRANSHAOFANGSHIRANSHAOXIAOLVJIAODI,DALIANGLANGFEINENGYUANHEZIYUAN,QIEWURANHUANJING.

1.3.2 锅炉燃烧技术

SUIZHEGUOLURANSHAOJISHUDEZHUJIANWANSHAN,MUQIANYICHENGWEIYIZHONGXIANJINDESHENGWUZHIRANSHAOJISHU. GAIJISHUSHIYONGGUOLUZUOWEISHENGWUZHIRANSHAOQI,YISHENGWUZHIZUOWEIGUOLURANSHAODERANLIAO,TONGGUOKONGZHIRANLIAOZAIGUOLUZHONGDERANSHAOZHUANGKUANG,JINERTIGAOSHENGWUZHIDELIYONGXIAOLV. XIANGDUIYUZHIJIERANSHAOJISHU,GUOLURANSHAOJISHUGENGSHIHEYUSHENGWUZHIZIYUANDEJIZHONG、DAGUIMOLIYONG. DANSHIYOUYUGUOLUJIEGOUJIAOWEIFUZA,KONGZHICANSHUJIAODUO,YINCIDUIGAIJISHUDESHIYONGYAOQIUJIAOGAO. ZAIGUOWAI,LIUHUACHUANGJISHUSHIYIZHONGBEIGUANGFANCAIYONGDESHENGWUZHINENGGUOLURANSHAOJISHU,YOUYUGUOWAIFAZHANJIAOZAO,GAIXIANGJISHUYIJINGYOULEXIANGDANGDADEGUIMO,ERQIEZAIZHEIXIANGJISHUYUNXINGFANGMIAN,YEYOULEHENDUOJIAOWEICHENGSHUDEJINGYAN.

MUQIAN,SHENGWUZHIGUOLUZHUYAOYOULIANGZHONGLUXING,JICHUNSHAOSHENGWUZHIDESHUILENGZHENDONGLUHEHUNSHAOSHENGWUZHIDEXUNHUANLIUHUACHUANGGUOLU. QIZHONG,XUNHUANLIUHUACHUANGGUOLUSHIJIANGLIJINGWEI6 ~ 12 mm DERANLIAOHESHIHUISHIZHURULUHUORANSHAOSHI,KELIZAIYIGUXIANGSHANGLIUDONGDEKONGQI( ZHANZONGKONGQITIJIFENSHUDE60% ~70%) DEZUOYONGXIAXUANFU,ERCIFENGCONGGUOLUSHANGFANGJINRURANSHAOSHI,CUJINSHENGWUZHIKELIDECHONGFENRANSHAO,RANSHAOWENDUWEI840 ~900℃ZUOYOU. SHUILENGZHENDONGLUTONGGUOZHOUQIXINGDEZHENDONG,RANLIAOZAILUPAISHANGBEIPAOQI,RANSHAODETONGSHITIAOYUEQIANJIN,LUZHAYEZAIZHEIGEGUOCHENGZHONGYOULUPAIMODUANPAICHU.

DANSHI,SHUILENGZHENDONGLUDUIRANLIAODESHIYINGXINGJIAOCHA、RANSHAOXIAOLVDI,QIEDUIRANLIAODESHUIFENHANLIANGYAOQIUJIAOGAO,ZAOJIAJIAOANGGUI,ERXUNHUANLIUHUACHUANGHUNSHAOSHENGWUZHIGUOLUYUSHUILENGZHENDONGLUPAIGUOLUXIANGBI,JIANSHECHENGBENDI,RANLIAOSHIYINGXINGQIANG,GENGSHIYONGYUCHANSHAORANLIAODERANSHAO,QIEYUNXINGANQUAN,HUANBAOXINGNENGYOUYI,FUHEFANWEIGUANG,YINCI,KAOLVWOGUOSHENGWUZHINENGYUANXIANZHUANG,CAIYONGXUNHUANLIUHUACHUANGCHANSHAOSHENGWUZHIGENGSHIHEWOGUOGUOQING.

CIWAI,LIANTIAOLUPAILUHEWANGFULUPAILUYEKESHIYONGYUSHENGWUZHIRANLIAODECENGRANRANSHAO,DANSHIERZHEYEGEYOUYOUQUEDIAN,LIANTIAOLUPAILUDELUPAIPIANKEYIXUNHUANLENGQUE,ERWANGFULUPAILUDUIRANLIAOCHICUNDEYAOQIUHERANLIAOLOULIAOLIANGZHEILIANGDIANSHANGBILIANTIAOLUPAIJUYOUGENGXIANZHUDEYOUSHI. YINCI,ZHUBUFAZHANCHULELIANHELUPAILU,JIZAIRANSHAOSHEBEIZHONGCAIYONGLIANGTAOBUTONGDELUPAILIANHESHIYONG,LIRUQIANLUPAIWEIQINGXIEWANGFULUPAI,ZENGDALUTANGDERONGJI,YOULIYUHUIFAFENDERANJIN,HOULUPAILIANJIEZHONGXINGLINPIANSHILUPAI,LIANHELUPAIBIDANYILUPAIJUYOUGENGHAODEDIAOJIEXINGNENG,SHIDERANSHAOGENGJIACHONGFEN. DANSHISHENGWUZHIRANLIAOZAIZHEIJILEIGUOLUSHANGDERANSHAOSHANGSHUTANSUOJIEDUAN,JISHUYOUDAIJINYIBUWANSHANHECHENGSHU.

1.3.  生物质锅炉目前存在的问题

SHENGWUZHIGUOLURANSHAOJISHUMUQIANCUNZAIZHEYIXIEWENTI,BIRU,WEIBAOZHENGZAITEDINGDERANSHAOGUOCHENGZHONGRANLIAOZAILIUHUACHUANGZHONGCHUYULIUHUAZHUANGTAI,XUYAOJIAOWEIYANGEDIKONGZHIGUOLUJINLIAODEKELIDAXIAO,WEIJIEJUEZHEIYIWENTI,JIUXUYAOTONGGUOGANZAO、FENSUIDENGQIANCHULIBUZHOU,SHIDESHENGWUZHIRANLIAOZAIQICHICUN、ZHUANGTAIDENGFANGMIANJUNYIHUA. ZAIYOU,ZAICAIYONGDAOQIAO、MUXIEDENGMIDUJIAOXIAO、JIEGOUSONGSAN、XURENENGLIBIJIAOCHADESHENGWUZHIZUOWEIRANSHAOCAILIAOSHI,WEILEWEICHIZHENGCHANGRANSHAOSUOXUDEXURECHUANGLIAO,ZAIRANSHAOGUOCHENGZHONGHAIXUYAOXIANGRANLIAOZHONGBUDUANDITIANJIASHIYINGSHADENGWUZHI,ERZHEIHUIYINQIRANSHAOCHANSHENGZHIDIJIAOYINGDESHENGWUZHIFEIHUI,CONGERZAIRANSHAOGUOCHENGZHONGJIYIHUIDUIGUOLUDESHOUREMIANZAOCHENGMOSUN,SHIYINGSHADENGTIANJIAJIDEHUNRU,SHIDEDUIHUIZHADEJINYIBUJIAGONGYULIYONGBIANDEGENGWEIKUNNAN.

MUQIAN,ZAIZHIJIERANSHAOSHENGWUZHIYUANLIAODEJICHUSHANG,FAZHANCHULESHENGWUZHIGUHUACHENGXINGRANLIAO,JIZAIYIDINGWENDUHEYALIZUOYONGXIA,TONGGUOZHUANMENSHEBEIJIANGSHENGWUZHIYAZHICHENGKELIZHUANG、KUAIZHUANG、BANGZHUANGDENGXINGZHUANGDECHENGXINGRANLIAO. TONGGUOZHIBEICHENGXINGRANLIAO,KEYITIGAOSHENGWUZHIRANLIAODECHUCUNHEYUNSHUNENGLI,GAISHANRANSHAOXINGNENG,TIGAOLIYONGXIAOLV,DADAKUOZHANYINGYONGFANWEI,SHIZHICHENGWEIYIZHONGQINGJIEHUANBAODEXINXINGSHENGWUZHIRANLIAO,JINERNENGBUFENTIDAIMEITANDENGHUASHIRANLIAO,JIANSHAODUICHUANTONGHUASHINENGYUANDEYILAI. ZAIWOGUO,SHIYONGGUHUACHENGXINGJISHUJIANGJIEGANZHIBEICHENGDECHENGXINGRANLIAOJIKEZUOWEIFADIANGONGREDENGGONGYEHUARANLIAO,YOUKEZUOWEINONGCUNJUMINDECHUISHIHEQUNUANDERANLIAO.

2 我国氮氧化物排放现状

2.1 燃料燃烧NOx的生成机理

NOxSHICHANGJIANDEDAQIWURANWU,DUIJUMINSHENTIJIANKANGHESHENGCHAN、SHENGHUOYOUHENDAYINGXIANG. YOUYUWOGUOZHUYAODERANLIAOWEIMEITAN,YINCIWOGUODAQIZHONGYOU67%( ZHILIANGFENSHU) DENOxLAIZIRANMEIPAIFANG. RANLIAOGUOCHENGZHONGNOxZHUYAOLAIZISANTIAOTUJING:RELIXINGNOx( thermal NOx) 、RANLIAOXINGNOx( fuel NOx) HEKUAISUXINGNOx( prompt NOx) . RELIXINGNOxYUEZHANRANLIAORANSHAOCHANSHENGNOxDE20%,SHIKONGQIZHONGDEDANQIZAIGAOWENXIAYANGHUASHENGCHENGDE,RELIXINGNOxDESHENGCHENGSHOUWENDUYINSUDEYINGXIANGXIANZHU,YOUYANJIUBIAOMING,DANGRANSHAOWENDUDIYU1300 ℃SHI,JIHUGUANCHABUDAORELIXINGNOxDESHENGCHENG; ERRANSHAOWENDUGAOYU1300℃SHI,RELIXINGNOxDESHENGCHENGLIANGYOUZHEXIANZHUZENGJIA. RANLIAOXINGNOxSHIZHIRANLIAOZHONGDEHANDANHUAHEWUZAIRANSHAOGUOCHENGZHONGFASHENGREJIE,RANHOUFASHENGYANGHUAFANYINGSHENGCHENGDEDANYANGHUAWU,RANLIAOXINGNOxDESHENGCHENGLIANGYUEZHANRANLIAORANSHAOCHANSHENGNOxZHILIANGFENSHUDE75%~ 90%,QISHENGCHENGJILIFEICHANGFUZA,ZHUYAOYOUHUIFAFENDANHEJIAOTANDANYANGHUAERCHENG( TU1( a) ) . NOxDESHENGCHENGBUJINSHOURANLIAODEZHONGLEIHEJIEGOUDEYINGXIANG,YESHOUDAONONGDU、WENDU、RANLIAOCHENGFENDENGRANSHAOTIAOJIANDEYINGXIANG. KUAISUXINGNOxSHIRANLIAOZHONGDETANQINGHUAHEWUZAIGAOWENTIAOJIANXIASHENGCHENGDECH YUANZITUAN,YUKONGQIZHONGDEN2FENZIFASHENGZHUANGJI,JINERDAOZHIHCN LEIHUAHEWUDESHENGCHENG,SHENGCHENGDEHCN JINYIBUBEIYANGHUAERSHENGCHENGKUAISUXINGNOx( TU1( b) ) ,KUAISUXINGNOxDESHENGCHENGLIANGHENXIAO,ZHIZAIYANGNONGDUJIAODIDEQINGKUANGXIACAIFASHENG,ERQIESHENGCHENGGUOCHENGBUSHOUWENDUYINSUDEZHIYUE,KUAISUXINGNOxZHANNOxZONGSHENGCHENGLIANGDE5%( ZHILIANGFENSHU) YIXIA.

不同生物质成型燃料NOX排放情况

RANLIAORANSHAOSHIFANGDENOxYIBUFENLAIZIYURANLIAOBENSHENHANYOUDERANLIAODAN,DANXIANGBIYUMEIRANLIAO,SHENGWUZHIRANLIAODERANLIAODANHANLIANGJIAODI. JINGUANSHENGWUZHIRANLIAOZHONGHANYOUDERANLIAODANHANLIANGJIAOSHAO,DANSHIYOUYANJIUBAODAO,DAYUEZHILIANGFENSHU70% ~ 100%DERANLIAODANZUIZHONGHUIZAIRANSHAOGUOCHENGZHONGZHUANHUAWEINO. WOGUOSHIYIGENONGYEDAGUO,MEINIANCHANSHENGDALIANGDESHENGWUZHICAILIAO,ERSHENGWUZHIRANLIAOYINONGZUOWUJIEGANWEIZHU,YUGUOWAICHANGYONGDEMUZHILEISHENGWUZHIYUANLIAOBUTONGDESHI,JIEGANLEISHENGWUZHIRANLIAODANDEZHILIANGFENSHUYIBANJIAOGAO,RUYUMIJIEGANKEYIDADAO0. 7% ZUOYOU. YINER,SHENGWUZHIRANLIAORANSHAOPAIFANGDEWURANWUZHONG,KONGZHINOxDEPAIFANGSHISHENGWUZHIQINGJIERANSHAODEZHONGDIAN. YUQITADAQIWURANWUXIANGBI,NOxZAIRANLIAORANSHAOGUOCHENGZHONGSUOCHANSHENGDELIANGZUIDUO,ZHILIANGFENSHUZAI30% YISHANG,RANER,RANLIAORANSHAOGUOCHENGCHANSHENGDENOxZHONGYOU70%LAIZIYUMEITANDEZHIJIERANSHAO. HUIFAFENDEXICHU、JIAOTANRANSHAOHEHUIFAFENRANSHAOSHINOxXINGCHENGDEZHUYAOGUOCHENG,GAIBIANLUTANGNEIDERANSHAOXINGSHIKEYIYOUXIAODIJIANSHAOWURANWUDECHANSHENG.

2.2 氮氧化物的危害

SUIZHEWOGUOJINGJIDECHIXUKUAISUFAZHAN,NENGYUANXIAOHAOZHUNIANZENGJIA,DAQIZHONGNOxDEPAIFANGLIANGYEXUNSUZENGZHANG. NOxCHENGWEIZHUYAODEYICIWURANWU,QIZHONGZHUYAOYINO HENO2WEIZHU. NOxDEPAIFANGYINFADEHUANJINGWENTIYIJINGYANZHONGWEIXIELESHENGTAIHUANJINGHERENTIJIANKANG,ZHUYAOWEIHAIBAOKUO: CANYUCHOUYANGCENGDEPOHUAI; KEYIYUTANQINGHUAHEWUXINGCHENGGUANGHUAXUEYANWU; SHIXINGCHENGSUANYUSUANWUDEZHUYAOWURANWU; HUIDUIZHIWUCHANSHENGSUNHAI; DUIRENTIJIANKANGYOUZHIDUZUOYONGDENG. YINCI,KONGZHIHEZHILIDAQIZHONGDENOxFEICHANGZHONGYAO.

2.3 我国生物质燃烧氮氧化物的排放现状

NOxWURANFANGZHIDEJINPOXINGHAITIXIANZAI,RUGUOBUDUINOxDEPAIFANGJINXINGYOUXIAODEKONGZHI,NOxPAIFANGDEXIANZHUSHANGSHENGHUIDIXIAOXUEJIANSO2DENULI,JUTIZHUYAOBIAOXIANZAIJINGJINJI、ZHANGSANJIAO、ZHUSANJIAODENGJINGJIFADADIQUDEHUIMAITIANSHUZENGJIA,WURANCHENGDUJIAZHONG,DAQINENGJIANDUXIAJIANG,WOGUOSUANYULEIXINGYOULIUSUANXINGXIANGXIAOSUAN--LIUSUANFUHEXINGJINXINGZHUANBIAN. YINCI,ZAI“SHIERWU”QIJIAN,WOGUOJIANGNOxNARUZONGLIANGKONGZHI,NOxCHENGWEILIANFANGLIANKONGGUIHUAKONGZHIDEZHONGDIANWURANWUZHIYI.

BUTONGSHENGWUZHICHENGXINGRANLIAONOxPAIFANGQINGKUANGYUBIAO2 ZHONGLIECHU,TONGGUODUIBIKEYIKANCHU,JINGUANMUZHICHENGXINGRANLIAOJIAOJIEGANCHENGXINGRANLIAODENOxPAIFANGLIANGJIAODI. DANSHIHAIMEIYOUWANQUANDADAOXIANXINGPAIFANGBIAOZHUNGB13271—2014 YUBIAOZHUNGB13271 ZHENGQIUYIJIANGAO--ZHONGDIANQUYUZHONGGUIDINGDE200 mg·m - 3 DEBIAOZHUN,YUXINBIAOZHUNDE80 mg·m - 3 DEQIWANGSHANGCUNZAIJIAODAJULI. Vassilev DENGYECENGBIJIAOLEZAIRANLIAODIANHUOHEXIHUOGUOCHENGZHONGMUZHIRANLIAOHEYUMIJIEGANCHENGXINGNOxDEPAIFANGGUILV,ZAINOxZUFENSHANG,YANJIUFAXIANJIEGANCHENGXINGRANLIAODEZHENGGEDIANHUOGUOCHENGZHONG,YANQIZHONGDENOxHANYOUNO HEZHILIANGFENSHUWEI2. 6%~ 6. 9%DENO2,ERMUZHICHENGXINGRANLIAOYANQIZHONGDENOxZHIYOUNO; ZAINOxCHANSHENGLIANGSHANG,JIEGANCHENGXINGRANLIAORANSHAONOxDEPAIFANGLIANGSHIMUZHIRANLIAODE2 BEI.

2012 NIANWOGUOSHENGWUZHIFADIANCHANGDEZHUANGJIRONGLIANG( BUBAOKUOZHEZHAFADIAN) DA3. 37 GW,2013 NIANWOGUOSHENGWUZHIFADIANLIANGWEI3. 7 × 1010 kW·h - 1,SHENGWUZHINENGXIAOHAOLIANGWEI800 WANDUN( JIN400 WANDUNMEIDANGLIANG). YUJIDAO2015 NIANHE2020NIAN,NONGLINSHENGWUZHIZHIRANFADIANRONGLIANGKEFENBIEDADAO4. 5 GWHE7. 5 GW . NOxSHISHENGWUZHIRANSHAOFADIANGUOCHENGZHONGCHANSHENGDEZHONGYAOWURANWUZHIYI,DUIQIKONGZHIFANGFAZHUYAOYOURANSHAOKONGZHIYUYANQIJINGHUA,JIRANSHAOKONGZHISHITONGGUOJIANGDIRANSHAODEWENDULAIFANGZHIJUBUCHANSHENGGAOWEN,TONGCHANGCAIYONGDUOJISONGFENG、DIYANGRANSHAO、LIUHUACHUANGRANSHAODENG; YANQIJINGHUABAOKUOXUANZEXINGCUIHUAHAIYUANFAHEXUANZEFEICUIHUAHAIYUANFA. JIAORANMEIBUTONG,RANSHAOSHENGWUZHIRANLIAOSHI,YOUYULUTANGRANSHAOWENDUJIAOGAO,YIBANZAI850 ℃YISHANG,SHENGWUZHIRANLIAOHANDANCHANWUZAIRANSHAOGUOCHENGZHONGKEYIBUFENZHUANHUAWEINOx,JIHUIYOUDALIANGDERELIXINGNOxCHANSHENG. YINCI,ZAIYIDESHENGWUZHIGUOLUBIRANMEIGUOLUDENOxPAIFANGLIANGYAOGAO. YOUYANJIUFAXIAN,WEIJINGJISHUGAIZAORANMEIGONGYEGUOLUZAIGAIRANSHENGWUZHILIRANLIAOSHI,QINOxPAIFANGZHILIANGNONGDUDADAO330 mg·m - 3 ZUOYOU. WANGQINCHAODUIWUTAIZHUANGJIRONGLIANGBUTONGDESHENGWUZHIGUOLUPAIFANGQINGKUANGJINXINGLEYANJIU,JIEGUOXIANSHI,NOxPAIFANGZHILIANGNONGDUZAI207. 9 ~ 601. 3 mg·m - 3 ZHIJIAN,JUNCHAOGUOPAIFANGXIANZHI,YINCI,YINGYONGCHUANTONGRANMEIGUOLUGAIRANSHENGWUZHIRANLIAOBIXUGAIJINRANSHAOFANGSHIHUOJIAZHUANGHOUCHULIZHUANGZHI.

JINGUANMUQIANZHENGZAISHIXINGDE《GUOLUDAQIWURANWUPAIFANGBIAOZHUN》( GB13271—2014) BINGMEIYOUGUIDINGSHENGWUZHIGUOLUNOxDEPAIFANGXIANZHI,DANRANSHAOYUMIJIEGANCHENGXINGRANLIAOSHI,SHENGWUZHIGUOLUDENOxPAIFANGZHILIANGNONGDUWANGWANGZAI207. 9 ~ 601. 3 mg·m - 3ZHIJIAN,YOUYUGB13271—2014 ZHONGDEPAIFANGXIANZHIWEI200mg·m - 3,YICIBIAOZHUNLAIHENGLIANG,YUMIJIEGANCHENGXINGRANLIAOSHIPAIFANGDENOxPAIFANGNONGDUCHAOBIAO0. 04 ~ 2. 01 BEI. 《SHENGWUZHINENGFAZHAN“SHIERWU”GUIHUA》BIAOMING,WOGUOSHENGWUZHICHENGXINGRANLIAONIANLIYONGLIANGJIANGZAI2015 NIANDADAO1000 WANDUN,XIANGYINGTIDAI500 WANDUNBIAOZHUNMEI( 700 WANDUNRANMEI) ,KEJIANSHAO0. 91 WANDUNDENOxPAIFANG. YINCI,KAIZHANDUIDAQINOxDEWURANKONGZHIYIPOZAIMEIJIE.

3 生物质锅炉的氮氧化物治理技术

MEIGUO、OUMENG、RIBENDENGFADAGUOJIAHUODIQUZAINOxKONGZHIGONGZUOFANGMIANSHANGQIBUJIAOZAO,NOxKONGZHIDEXIANGGUANZHENGCEYEXIANGDUICHENGSHU. MUQIANLAIJIANG,GUOWAIFADAGUOJIAZHUYAOCAIYONGYANQIZAIXUNHUAN、DUOJIRANSHAO、DIDANRANSHAOQIZUHEDENGFANGSHIKEYIJIANSHAO30% ~ 70%DENOxPAIFANG. JINGUANDIDANRANSHAOJISHUSHIWOGUOMUQIANZHUYAODENOxZHILIJISHU,GAIJISHUDECAIYONGKEYIKONGZHIGUOLUPAIFANGDENOxNONGDUZAI200 mg·m - 3YIXIA,DANSHIJINYIKAOGAIJISHUYIJINGBUNENGMANZUXINBIAOZHUNDEYAOQIU.

3.1 燃烧改进技术

RANSHAOGAIJINJISHUSHIYIZHONGTONGGUOKONGZHIRANSHAOTIAOJIAN,DIAOJIERANSHAOQUDEWENDUHEJINQILIANG,JINERJIANSHAONOxDESHENGCHENGYUPAIFANGDEJISHU. XIANGBIYUQITADEJIANGDANJISHU,DINOxRANSHAOJISHUSHIYIZHONGJIAOWEIJIANDAN、JINGJIERQIEYINGYONGZUIGUANGDEFANGFA.MUQIANCAIYONGDEDINOxRANSHAOJISHUZHUYAOYOUYIXIAWUZHONG: DINOxRANSHAOQI、RANLIAOZAIRANJISHU、DIGUOLIANGKONGQIRANSHAOJISHU、KONGQIFENJIRANSHAOJISHUHEYANQIZAIXUNHUANJISHU.

3.1.1 低NOx燃烧器

DINOxRANSHAOQIDECAIYONG,KEYISHIXIANZAIRANLIAORANSHAOGUOCHENGZHONGDUINOxPAIFANGJINXINGKONGZHI,TONGSHIYOULIYURANLIAODEWENDINGZHEHUORANSHAOHEWANQUANRANSHAO.

DINOxRANSHAOQIDEGONGZUOYUANLISHIBARANSHAOYICIFENGFENCHENGNONGXIANGHEDANXIANGLIANGGEBUFENZAIBUTONGDEWEIZHIJINXINGRANSHAO: NONGXIANGSUOCHUWEIZHIJULIHUOYANZHONGXINJIAOJIN,WENDUJIAOGAO,DANSHIYOUYUYANGHUABILIJIAOSHAO,YINERJIANGDILENOxDESHENGCHENGLV; DANXIANGSUOCHUWEIZHIKAOJINSHUILENGBI,YOUYUGAIQUYUYUANLIHUOYANZHONGXIN,WENDUPIANDI,JINGUANZAICIWEIZHIDEYANGHUABILIJIAOGAO,DANSHINOxDESHENGCHENGLVYIJIUJIAODI,ZUIZHONGSHIXIANLEJIANSHAONOxSHENGCHENGYUPAIFANGDEMUDE.

DINOxRANSHAOQIYOUDINOxYURANRANSHAOQI、FENGEHUOYANXINGRANSHAOQI、JIEDUANRANSHAOQI、NONGDANXINGRANSHAOQI、HUNHECUJINXINGRANSHAOQI、ZISHENZAIXUNHUANRANSHAOQIDENGJIDALEI. TUOXIAOXIAOLVYIBANZAI30% ~ 60%ZHIJIAN.

3.1.2 燃料再燃

RANLIAOZAIRANJISHUSHIYU20 SHIJI80 NIANDAI,SHIYIZHONGLUNEINOxKONGZHIJISHU. JIANGDANYUANLIRUXIA: GENJURANLIAOZAILUNEIDERANSHAOGUOCHENG,YANLUTANGGAODUFANGXIANGJIANGLUTANGFENCHENGZHURANQU、ZAIRANQUHERANJINQUSANGEQUYU; LIYONGRANLIAOFENJIZAILUTANGZAIRANQUXINGCHENGQIANGHAIYUANXINGQIFEN,ZAIGAIQUYUJIANGZHURANQUNEIXINGCHENGDENOxHAIYUANWEIN2HEQITAHANDANHAIYUANXINGJITUAN( HCN HENH3) ; ZHIHOU,YOUYURANSHAOBUCHONGFENSUOCHANSHENGDEWEIQIPAIFANGHUIDAOZHIHUANJINGWURAN,CONGERZAIRANJINQUBURUBUFENKONGQI,XINGCHENGFUYANGRANSHAODUAN,CONGERZAICIQUYUJIANGSHENGYUDEKERANWU( CHi、CODENG) HEHANDANFENZIYANGHUA. ZAIRANJISHUDECAIYONGKEYIJIANGRANMEIGUOLUNOxPAIFANGLIANGJIANGZHISHIYONGQIANDE35%YIXIA.

RANLIAOZAIRANJISHUJUYOUYIXIAYOUDIAN: TUOXIAOXIAOLVGAO、SHIYONGXINGGUANG、GUOLUGAIZAOXIAO、YUNXINGFEIYONGDI,YINCIGAIJISHUSHOUDAOLEPUBIANGUANZHU. ZAIRANRANLIAOZHONGLEIFANDUO,QITI( JIAWAN、HECHENGQIDENG) 、YETI( SHUIMEIJIANGDENG) HEGUTIRANLIAO( MEIFEN、SHENGWUZHIDENG)DOUKEYIYONGZUOZAIRANRANLIAO. YOUYUSHENGWUZHIZHONGN、S DENGYUANSUXIANGDUIJIAOSHAO,SHENGWUZHIDEGUANGFANLIYONGKEYIDALIANGJIANSHAODAQIWURANWUDECHANSHENGYUPAIFANG,YUCITONGSHI,SHENGWUZHIRANSHAOHOUDEHUIFENZHONGDENA、JIADENGZUFENDUINOxDEHAIYUANJUYOUCUJINZUOYONG. ZONGSHANGKEZHI,SHENGWUZHIRANLIAOKEYIZUOWEIYIZHONGJIAOHAODEZAIRANRANLIAO. DANSHI,MUQIANDUISHENGWUZHIZAIRANTUOXIAOTEXINGDEYANJIUXIANGDUIJIAOSHAO. YOUYANJIUBIAOMING,JIANGSHENGWUZHIZUOWEIZAIRANRANLIAOJIANGHUISHIDENOxJIANGDIXIAOLVGENGGAO. Adams YUHarding SHIYONGMUCAIZUOWEIZAIRANRANLIAO,JIANGZAIRANJISHUYONGYUXUANFENGRANSHAOQIPAIFANGDENOxKONGZHIZHONG,DANGZAIRANRANLIAOZAIKAOJINHOUBIDEXUANFENGTONGDEQUYUQIEWENDUJIEJIN1600 ℃SHIZHURUZAIRANRANLIAO,LUNEITINGLIUSHIJIAN0. 3 s,KESHINO PAIFANGLIANGJIANGDILIANGJIEJIN60%; SUIZHEGUOREKONGQIGAOSUFANXIANGZHURUSHI,NOxJIANGDIXIAOLVZUIGAO,DADAO45%ZUOYOU. Liu DENGYANJIUFAXIAN,SHIYONGZAIRANJISHUKEYISHIDENO ZHILIANGFENSHUJIANGDI50% ~ 60%,TONGSHIDUIYUGUOLUDECAOZUOFANGMIANMEIYOUMINGXIANDEFUZUOYONG.

3.1.3 低过量空气燃烧

DIGUOLIANGKONGQIRANSHAODEYUANLISHITONGGUOJIANSHAOYANQIZHONGDEGUOLIANGYANGQIYIZHINOxDESHENGCHENG,SUOYIYAOJINKENENGBAOZHENGRANSHAOZAIJIEJINLILUNKONGQILIANGDETIAOJIANXIAJINXING,SHIYIZHONGXIANGDUIJIANDANDEJIANGDINOxPAIFANGDEFANGFA. DANSHI,CIFANGFADENOxTUOCHUXIAOLVZHIYOU15% ~ 20%,ERQIERANLIAOZAICIRANSHAOHUANJINGXIAKENENGRANSHAOBUGOUCHONGFEN,JINERHUICHANSHENGRESUNSHI,CONGERJIANGDIGUOLUXIAOLV. CIWAI,YOUYUGUOLIANGKONGQIJIAOSHAO,LUNEIDEMOUXIEQUYUHUIXINGCHENGHAIYUANXINGQIFEN,RONGYIZAOCHENGLUBIJIEJIAOHEFUSHI.

3.1.4 空气分级

KONGQIFENJIYU20 SHIJI50 NIANDAIZAIMEIGUOLVXIANFAZHANQILAI,SHIKONGZHINOxPAIFANGDEYICIJISHUZHIYI,MUQIANYINGYONGJIAOWEIGUANGFAN. GAIJISHUJIANSHAOLERANSHAOQUDEKONGQILIANG,RANLIAOSHOUXIANZAIQUEYANGTIAOJIANXIARANSHAO,ZHIHOUZAISONGRUSHENGYUKONGQIJINYIBUJIANGWEIRANJINDERANLIAORANJIN. KONGQIFENJIJISHUDECAIYONGSHIDERANLIAOYUKONGQIZAIYICIRANSHAOQUNEIHUNHELIANGJIANGDI,YANCHILEZHURANQURANSHAOGUOCHENG; TONGSHI,YOUYUYICIFENGFENGLIANGDEKONGZHI,YICIRANSHAOQUDEYANGQIHANLIANGJIAOSHAO,SHIDERANLIAODERANSHAOBUGOUCHONGFEN,JINERJIANGDILERANSHAOWENDU,YOUYUGAIQUYUDERANLIAOHANLIANGRENGRANJIAOGAO,YINERXINGCHENGHAIYUANXINGDEQIFEN,ZAIHAIYUANXINGDEQIFENZHONGNOxDESHENGCHENGSULVJIAODI. KONGQIFENJIRANSHAOJISHUZUIGAOKEDAYUE30%DETUOXIAOXIAOLV.

SHIBENGAIDENGDEYANJIUBIAOMING,GUOSHENGKONGQIXISHUZENGJIA,NOxDESHENGCHENGLIANGMINGXIANJIANGDI. GUOFEIQIANGDENGYONGYUSHIXIANRANLIAODECENGRAN; LUTANGHOUKOUCHUERCIFENG,ZHUYAOYONGYURAODONGHUIFAFEN; WEIYUQIHUARANSHAOSHIQUDESANCIFENGYONGYUCHEDIRANSHAOCANYUHUIFAFEN. WULIAOJIARULUTANGHOUXIANJINRUREJIEQIHUAQU,YOUYUREJIEQIHUAQUBUZHIJIEPEIFENG,SUOYIZAIQUEYANGDETIAOJIANXIA,SHENGWUZHIHUISHENGCHENGBANJIAOLEIGUTIKERANWUHEHAIYUANXINGYANQI( H2、CO DENG) . YIFANGMIAN,SHENGCHENGDEBANJIAOLEIGUTIJINRUCENGRANRANSHAOQUHOU,YOUYUDEDAOKONGQIDEBUJI,DEDAOCHONGFENRANSHAO,DANSHICHANSHENGLENOxDENGWURANWU; LINGYIFANGMIAN,HAIYUANXINGYANQISHOUDAOERCIFENGDERAODONG,ZAILUTANGHOUKOUCHUXINGCHENGQIANGLIEDERANSHAOXUANWO,KEYIYUCENGRANRANSHAOQUCHANSHENGDENOxFASHENGHAIYUANXINGFANYING. TONGSHIYANJIUHAIBIAOMING,ZAIGUOSHENGKONGQIXISHUWEI1. 75 QIEQIZHONGYICIFENG、ERCIFENG、SANCIFENGDETIJIBIWEI7 ∶ 1 ∶ 2 SHI,NOxDEPAIFANGZHILIANGNONGDUZUIDI,KEDADAO83. 45 mg·m - 3,JIEJINXINBIAOZHUNDE80 mg·m - 3DEQIWANG.

3.1.5 烟气再循环

YANQIZAIXUNHUANJISHUDEYUANLISHIZAIGUOLUDEKONGQIYUREQIZHIQIAN,CHOUQUYIBUFENDIWENYANQIZHIJIESONGRULUNEI,HUOZHEYUYICIFENG/ERCIFENGHUNHESONGRULUNEI,QIDAOLENGQUEHEXISHIDEZUOYONG,JINERJIANGDIRANSHAOGUOCHENGZHONGDEWENDUHEYANGNONGDU,CONGERKONGZHINOxDESHENGCHENGSULV. DANSHI,YANQIZAIXUNHUANLVTAIGAOYEHUIDAOZHIWEIWANQUANRANSHAORESUNSHIZENGJIA、RANSHAOBUWENDINGDENGWENTIDECHANSHENG,YINCIZAIXUNHUANLVCHANGCHANGKONGZHIZAI10% ~ 20% ZHIJIAN.Zhou DENGZAIJIEGANGUDINGCHUANGRANSHAOGUOLURANSHAOYANJIUZHONGZHICHU,JIANG20%BILIDERANQIZHONGXINSONGRUGUOLUZHONGJINXINGZAIXUNHUANLIYONG,BUJINKEYIBAOZHENGBUYINGXIANGRANSHAOXIAOLVERQIEHAIKEYIJIANGDINO DEPAIFANG.

3.2 烟气脱硝

GENJUSHIFOUSHIYONGTUOXIAOCUIHUAJI,WEIBUYANQITUOXIAOZHUYAOYOUYIXIALIANGZHONG: XUANZEXINGCUIHUAHAIYUAN( SCR) HEXUANZEXINGFEICUIHUAHAIYUAN( SNCR) .

3.2.1 选择性催化还原

XUANZEXINGCUIHUAHAIYUANJISHUSHIJIANGHAIYUANJI( CHANGYONGDEWEINH3) SONGRUYANDAOSHIZHIYUYANQIHUNHE,ZAICUIHUAJIDEZUOYONGXIA,ZAI320 ~ 420 ℃DEDIWENZHUANGTAIXIAJIANGRANSHAOGUOCHENGZHONGCHANSHENGDENOxHAIYUANWEIN2HEH2O,CONGERSHIXIANNOxDEJIANPAI.YIBANERYAN,CHANGYONGDECUIHUAJISHIYOUFeO2、Ag2O5HEWO3ZHIDEDEHUNHEWU.

3.2.2 选择性非催化还原

XUANZEXINGFEICUIHUAHAIYUANJISHUSHIZAIBUJIARUCUIHUAJIDEQINGKUANGXIA,JIANGANSHUIHUONIAOSUDENGZUOWEIHAIYUANJIZHIJIEPENRUDAO900 ~1100 ℃DEGAOWENYANQIZHONG,ZAIGAOWENTIAOJIANXIA,ANSHUI、NIAOSUDENGHAIYUANJIXIANFENJIEWEINH3JIQITAFUCHANWU,ZHIHOU,YANQIZHONGDENOxYUFENJIECHANSHENGDENH3JINYIBUFASHENGYANGHUAHAIYUANFANYING,JIANGYANQIZHONGDENOxHAIYUANWEIN2HEH2O.

XUANZEXINGCUIHUAHAIYUANJISHUYUXUANZEXINGFEICUIHUAHAIYUANJISHUDEQUBIEZHUYAOZAIYUERZHEDEFANYINGTIAOJIANBUTONG,JUTITIXIANZAISHIFOUSHIYONGCUIHUAJI、HAIYUANJIDELEIXING、FANYINGWENDUGAODIDENGFANGMIAN.

XUANZEXINGCUIHUAHAIYUANJISHUYUXUANZEXINGFEICUIHUAHAIYUANJISHUDEYOUDIANYUBUZUZHUYAOTIXIANZAIYIXIAJIGEFANGMIAN: XUANZEXINGCUIHUAHAIYUANJISHUDETUOXIAOXIAOLVJIAOGAO,KEYIDADAO80% ~90%,QUEDIANZHUYAOTIXIANZAIYICITOUZIFEIYONGHESHEBEIDEYUNXINGCHENGBENGAO,ERQIEYOUYUWOGUOMUQIANXUANZEXINGCUIHUAHAIYUANCUIHUAJIDEJISHUBUGOUWANSHAN,JIAODUODEYILAIGUOWAIJISHU,DANSHIGUOWAIDEZHUANLIBILEIZENGJIALEXUANZEXINGCUIHUAHAIYUANJISHUDEYUNXINGYUWEIHUCHENGBEN,ZAIYIDINGCHENGDUSHANGXIANZHILEXUANZEXINGCUIHUAHAIYUANJISHUDETUIGUANGYUSHIYONG. XUANZEXINGFEICUIHUAHAIYUANJISHUZAITUOXIAOGUOCHENGZHONGBUXUYAOSHIYONGCUIHUAJI,SHIZAI900 ~ 1100 ℃DECHUANGKOUWENDUTIAOJIANXIA,NOxYUHAIYUANJINH3FASHENGFANYINGERSHIXIANTUOXIAO,GAIJISHUDEQUEDIANZHUYAOTIXIANZAI: ZAISHIJIDERANSHAOGUOCHENGZHONG,RANSHAOFUHEYIJIRANLIAOZHONGLEIDENGYINSUDOUHUIYINGXIANGLUNEIDEWENDUFENBU,JINERHUIYINGXIANGXUANZEXINGCUIHUAHAIYUANDECHUANGKOUWENDU,WEILESHIXIANGENGHAODETUOXIAOXIAOGUO,PENANDEWEIZHIYEYAOGENJUCHUANGKOUWENDUERJINXINGXIANGYINGDEDIAOZHENG,ZHEIZAISHIJISHIYONGGUOCHENGZHONGZENGJIALECAOZUODEJISHUNANDU. MUQIANGUONEIDAYUE96% DEFADIANCHANGZHUYAOCAIYONGDEGONGYIJISHUSHIXUANZEXINGCUIHUAHAIYUANFA,ERYUEZHAN4% DEFADIANCHANGCAIYONGDEWEIXUANZEXINGFEICUIHUAHAIYUANTUOXIAOJISHU.

3.3 高级再燃

GAOJIZAIRANJISHUSHIJIANGRANLIAOZAIRANYUXUANZEXINGFEICUIHUAHAIYUANXIANGJIEHEDETUOXIAOJISHU,SHIMUQIANYIZHONGJIJUYINGYONGQIANJINGDENOxKONGZHIJISHU,TONGGUOYUXUANZEXINGFEICUIHUAHAIYUANTUOXIAOJISHUDEJIEHE,KEYISHIXIANZAIRANLIAOZAIRANDEJICHUSHANGJINYIBUJIANGDINOxPAIFANGDEMUDE,SHIZHICHENGWEIYIGEGENGJIACHEDIDENOxJIANGDIJISHU. GAOJIZAIRANDEYUANLIWEIZAIZAIRANQUHUORANJINQUPENRUHAIYUANJI,JINYIBUJIANSHAONOxSHENGCHENG. GAOJIZAIRANDEJISHUGUANJIANSHITONGGUORANLIAOZAIRANHEXUANZEXINGFEICUIHUAHAIYUANLIANGGEJIEDUANDEXIETONGZUOYONG,TUOKUANFANYINGWENDUCHUANGKOU,JIANSHAOJIAOZHAIWENDUCHUANGKOUDUIXUANZEXINGFEITUOXIAOXIAOLVDEYINGXIANG.

Han DENGXUANZEGAOJIZAIRANJISHULAIJIANGDISHENGWUZHIGUOLURANSHAOGUOCHENGZHONGPAIFANGDENOx,SHOUXIAN,JINSHIDANCHUNTONGGUOYOUHUACAOZUOTIAOJIAN,JIKEJIANGDI54% ~ 67% DENOx; JIER,JIXUPENRUANSHUI、NIAOSU、TANSUANNADENGHAIYUANJI,XIETONGJIANGDINOxDEPAIFANG,KEJIANGNOxDEQUCHULVTIGAODAO85% ~ 92%,TUOXIAOXIAOGUOFEICHANGKEGUAN.

3.4 生物质锅炉NOx控制技术研究进展

MUQIAN,ZHENDUISHENGWUZHIGUOLUDENOxKONGZHIJISHUZHUYAOFENWEILUNEITUOXIAOHEYANQIWEIBUTUOXIAOLIANGLEI.

LUNEITUOXIAOJIDIDANRANSHAOJISHU,JIUSHENGWUZHIGUOLUERYAN,CHANGYONGDEDIDANRANSHAOJISHUYOUYANQIZAIXUNHUANJISHU. YANQIZAIXUNHUANJISHUYOULIANGZHONGLIUCHENG: ( 1) YINFENGJIHOUDEYANQIZHIJIEYINDAOYICIFENGJIRUKOU. GAIFANGANYICIFENGJIWUXUGAIDONG,ZAIXUNHUANYANQIYEBUXUYAOCHOUFENGJI,SHENGDIANJIENENG,GAIZAOJIANDAN,NOxZHILIANGFENSHUKEXIAJIANG20% ~ 40%. ( 2) YINFENGJIHOUDEYANQIZHIJIEYINDAOLUTANGYICIFENGSHIHEERCIFENGSHI. GAIFANGANYICIFENGJIXUJIANGFUHEYUNXING,ZAIXUNHUANYANQIYEXUYAOPEIBEIGAOWENCHOUFENGJI,FENGYAYUYICIFENGJIXIANGDANG. GAIFANGANZENGJIALEYUNXINGDIANHAO,GAIZAOXIANGDUIFUZA,DANYANGHUAWUZHILIANGFENSHUKEXIAJIANG25% ~50%. YANQIZAIXUNHUANJISHUHAIHUICHUXIANYANQIZHONGERYANGHUALIUWURANWUNONGDUSHENGGAOHEHANSHUILIANGSHENGGAODEXIANXIANG,DANJIANSHAOLEYANQIPAIFANGZONGLIANG.

YANQIWEIBUTUOXIAOBAOKUOXUANZEXINGCUIHUAHAIYUANHEXUANZEXINGFEICUIHUAHAIYUAN. XUANZEXINGCUIHUAHAIYUANTUOXIAOJISHUSHIYINGYONGZUIGUANGDE,DANSHIYOUYUSHENGWUZHIRANLIAODETEXING( REZHIDI、HANJIADUO) ,SHENGWUZHIGUOLUWEIBUYANQIWENDUDI( 280 ℃) 、HANSHILIANGDA、FEIHUIXIKELIBILIDA、JIAJINSHUHANLIANGGAO,RONGYICHUXIANCHANGGUICUIHUAJICENGZHONGDUSHIHUO、DUSAI、MOSHIDENGWENTI,ZAOCHENGNOxDECHAOPAIXIANXIANG. MUQIAN,GUOWAICUIHUAJITUOXIAOLIANXUYUNXINGSHIJIANZUIZHANGWEISANGEYUE,YINCIRUGUOCAIYONGXUANZEXINGCUIHUAHAIYUANTUOXIAOJISHUBIXUJIEJUECUIHUAJIZHONGDUSHIHUO、DUSAI、MOSUNDEWENTI. XUANZEXINGCUIHUAHAIYUANTUOXIAOXITONGYOUYANQIXITONG、ANZHIBEIJIPENANXITONG、CUIHUAJIJICHUIHUIXITONGZUCHENG. QIZHONGYANQIXITONGBAOKUOCUIHUAJIWENDU、YALIDENG; ANZHIBEIJIPENANXITONGBAOKUOXISHIFENG、LENGQUEFENG、ANSHUI、YASUOKONGQIDENG; CUIHUAJIJICHUIHUIXITONGBAOKUOSHENGBOCHUIHUIQI、YASUOKONGQI、DIANCIFADENG. XUANZEXINGCUIHUAHAIYUANCUIHUAJIGONG2 CENG,BUZHIZAISHENGMEIQIHEKONGYUQIZHIJIAN. XUANZEXINGCUIHUAHAIYUANTUOXIAOXITONGCAIYONGTIJIFENSHU20% DEANSHUIRONGYEZUOWEIHAIYUANJI,SHIJIANBIAOMING,XUANZEXINGCUIHUAHAIYUANTUOXIAOXITONGNENGGOUJIANGNOxPAIFANGSHUIPINGKONGZHIZAI50 mg·m - 3 YIXIA,TUOXIAOXIAOLVCHAO80%,ANTAOYIZHILIANGNONGDUYUANDIYUSHEJIYAOQIUDE2. 3 mg·m - 3,MANZUCHAODIPAIFANGYAOQIU. JIAXINGXINJIAAISIREDIANYOUXIANGONGSIZAIMEIXIAOSHICHANQILIANG130 t SHENGWUZHIXUNHUANLIUHUACHUANGGUOLUCAIYONGLECUOSHI: CAIYONGBANSHICUIHUAJI,ZAICUIHUAJICENGSHANGYOU1. 5 m SHEZHIZIZHUYANFASHEJIDEDAKELIFEIHUISHOUJIQI,YOUXIAODEJIEJUELECUIHUAJICENGDUSAIDEWENTI; SHIDANGZENGDACUIHUAJICENGNEILIUSU,JIANSHAOFEIHUIXIKELIDEXIFUGAILV,YANZHANGCUIHUAJIHUAXUEHUOXINGSHOUMING. XUANZEXINGFEICUIHUAHAIYUANTUOXIAOJISHUNENGGOUYOUXIAOTUOCHUCHANGGUIXUNHUANLIUHUACHUANGRANMEIGUOLUSHANGNOx,ERZAIMEIXIAOSHICHANQILIANG130 t SHENGWUZHIGUOLUSHANGDABUDAOYUQIXIAOGUO. ZHENDUIPENQIANGWEIZHIHESHULIANGZUOLEDALIANGDESHIYAN,FAXIANYOUYUSHENGWUZHIGUOLUNEIWENDUCHANGDEJUNYUNXINGBIRANMEIGUOLUCHA,JINGCHANGCHANSHENGWENDUGAOQUYUHEWENDUDIQUYUJIAOCUOFENBU,SHIDEPENRUDEHAIYUANJI( ANSHUI) BUNENGCHUYUZUIJIADEFANYINGWENDUQUJIAN,XINGCHENGLENOxHAIYUANFANYINGHEANYANGHUAFANYINGBINGCUN,QIEFANYINGSULVXIANGJINDEZHUANGTAI. ZAILUTANGWENDU800 ℃、NH3 /NO2TIJIBIJIN2 DETIAOJIANXIA,NOxTUOCHUDEZUIGAOXIAOLVJINDA15%,YINCIXUANZEXINGFEICUIHUAHAIYUANJISHUBUNENGZUOWEIQUANSHAOSHENGWUZHIGUOLUDETUOXIAOJISHU. TUOLIUTApH ZHIDUINOxDETUOCHUYEYOUYIDINGDEYINGXIANG. ZAITIJIFENSHU0. 1% DEYANGHUAJI、pH ZHIWEI6 DETIAOJIANXIA,NOxTUOCHUDEZUIGAOXIAOLV31%,YINCIXUANZEXINGFEICUIHUAHAIYUANJISHUBUNENGZUOWEIQUANSHAOSHENGWUZHIGUOLUDETUOXIAOJISHU.

4 生物质锅炉NOx控制难点

4.1 NOx控制技术储备不足

MUQIANERYAN,WOGUODUINOxDEKONGZHISHANGCHUYUSHIDIANHEQIBUJIEDUAN,KONGZHIJISHUMUQIANHAIBUWANQUANCHENGSHU. ZAIYOU,YOUYUWOGUODESHENGWUZHIZIYUANYIJIEGANDENGNONGYESHENGCHANFUCHANWUWEIZHU,ERGUOWAIZHANGQIYILAIYIMUZHISHENGWUZHIJIQICHENGXINGRANLIAOWEIZHU,YINCIGUOWAIDECHENGSHUJINGYANHEJISHUWOGUOBINGBUNENGWANQUANTAOYONG,FAZHANCHUSHIHEWOGUOGUOQINGDESHENGWUZHINOxKONGZHIJISHUYOUWEIZHONGYAO. XIANJIEDUAN,WOGUOZHUYAOCAIYONGDINOxRANSHAOFANGSHILAIJIANGDINOxDEPAIFANG,NOxKONGZHIXIAOLVYUEZAI30% ~ 50% ZUOYOU.MUQIAN,JINGUANYEYOURENCAIYONGJIAZHUANGWEIDUANZHILIJISHULAISHIXIANTUOXIAO,DANYUNXINGXIAOGUOHEJINGJIXIAOYISHANGWEIDADAOLIXIANGSHUIPING.

4.2 NOx控制成本大

MUQIAN,GUOLUNOxDEKONGZHIGAIZAOCUNZAIZHEYIXIEKUNNAN,BIRU,GONGYEGUOLUDELUTANGJIAOXIAO,RUOXIANGYUNXINGDINOxRANSHAOJISHU,ZAIGAIZAOSHANGCUNZAIKUNNAN,JIANPAINOxDECHENGBENGUOGAO. XIANXINGDETUOLIUJISHUCHENGBENZAIMEIDUN800 YUANZUOYOU,ERTUOXIAOJISHUMEIDUNXUYAOJIN2000 YUAN. RANMEIGUOLUWURANZHILIHUIDADAZENGJIADABIAOCHENGBEN,YINCIXUYAOTONGGUODIANJIAYOUHUIZHENGCEJIYUYIDINGDEBUCHANG,《RANMEIFADIANJIZUHUANBAODIANJIAJIHUANBAOSHESHIYUNXINGJIANGUANBANFA》MINGQUEGUIDING,RANMEIFADIANJIZUBIXUANZHUANGTUOLIU、TUOXIAO、CHUCHENDENGHOUCHULISHESHI,QISHANGWANGDIANLIANGZAIXIANXINGSHANGWANGDIANJIAJICHUSHANGZHIXINGTUOLIU、TUOXIAO、CHUCHENDIANJIAJIAJIADENGHUANBAODIANJIAZHENGCE,JUTIBUCHANGBIAOZHUNWEITUOLIUDIANJIAJIAJIABIAOZHUNWEI1 kW·h - 1SHI1. 5 FENQIAN、TUOXIAODIANJIAWEI1 FENQIAN、CHUCHENDIANJIAWEI0. 2FENQIAN.

DANSHI,YOUYURANLIAO、RANSHAOTIAOJIANDENGYINSUDEBUTONG,RANMEIGUOLUDEYANQITUOXIAOJISHUHESHEBEISHANGBUNENGZHIJIEYINGYONGYUSHENGWUZHIGUOLU,MUQIANSHANGMEIYOUKEYONGYUSHENGWUZHIGUOLUTUOXIAODECHENGSHUJISHU; FAZHANSHENGWUZHIGUOLUTUOXIAOJISHU,JINXINGDINOxRANSHAOGAIZAOHEJIAZHUANGTUOXIAOZHUANGZHI,SHIBIJIANGZENGJIAHUANBAOCHENGBEN,ZAIJINGJISHANGDADAZENGJIALESHENGWUZHIGUOLUCHENGBEN,ZAIYIDINGCHENGDUSHANGXIANZHILEQIFAZHAN.

5 发展趋势与展望

( 1) CONGSHENGWUZHIRANLIAOBENSHENKAOLV,DANCHUNRANSHAOJIEGAN( SHUIDAO、XIAOMAIDENG) CHENGXINGRANLIAOTONGCHANGHUIFENHANLIANGJIAOGAO,BINGQIEREZHIJIAOMUZHICAILIAODENGJIAODI,ZAIYUANLIAOZHONGHUNRUHETAOPI、HUASHENGQIAODENGNONGYESHENGCHANFUCHANWUZHIBEIHUNHECHENGXINGRANLIAOKEYIMIBUZHEIXIEBUZU,CHENGWEISHENGWUZHICHENGXINGRANLIAOZHIBEIDEXINFAZHANQUSHI.

( 2) CONGSHENGWUZHIRANLIAODERANSHAOSHEBEIKAOLV,MUQIAN,YIJINGCHENGSHUDESHANGPINHUARANSHAOQIDUIYUMUZHISHENGWUZHIRANLIAODERANSHAOSHIYONGXINGBIJIAOQIANG,ERDUIYUJIEGANLEISHENGWUZHIRANLIAORANSHAONENGLIJIAOCHA,JIYIJIEJIAOJIEZHA,NANYIZUIDAXIANDUDEFAHUIRANLIAODEREXIAOLV,CIWAI,JISHIJIAZHUANGHOUCHULIZHUANGZHI,CHANSHENGNOxDEHANLIANGYENANYIDADAOGUOJIABIAOZHUN,CHENGWEIMUQIANDEYIDAJISHUNANGUAN. YINCI,RUHEDUIRANSHAOGUOCHENGDEWENDUBIANHUAJINXINGJINGZHUNKONGZHI,SHIXIANDUIRANSHAOGUOCHENGSHENGCHENGNOxDESHISHICELIANGYIJIDUISHENGWUZHIRANSHAOQINOxPAIFANGGUOCHENGDEYOUXIAOKONGZHI,JIANGCHENGWEIJINHOUDEFAZHANFANGXIANGZHIYI.

( 3) MUQIANJIXUCHENGSHUDESHENGWUZHIRANLIAORANSHAOPAIFANGNOxKONGZHIJISHU,JINHOUDEYANJIUYINGCONGNOxDECHANSHENGJILICHUFA,JIZHONGYUYOUHUARANLIAOXINGZHI、JINXINGJINGZHUNDE

RANSHAOQUANGUOCHENGKONGZHIHEKAIFAGAOXIAODICHENGBENDEYANQITUOXIAOHOUCHULIJISHUDEYANJIU,TANSUOTIGAOTUOXIAOXIAOLVHEJIANGDIHUANBAOCHENGBENDESHEJIYUFANGAN,ZAIJIEJUEWOGUONENGYUANJIONGJINGDETONGSHI,DADAOQINGJIESHENGCHANDEMUDE.

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