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氮氧化物尾气是怎样形成的呢?

文章出处:河北谱云科技有限公司 人气:发表时间:2019-03-22 17:21

  DANYANGHUAWUWEIRANLIAOWANQUANRANSHAOSHIDECHANWU,RANLIAOGAOWENRANSHAOSHIHUICHANSHENGDALIANGDEDANYANGHUAWUFEIQI。

  XIYANCHANSHENGDEYANQIYEHANYOUDANYANGHUAWUFEIQI,SHIWAIDANYANGHUAWUQITIJINRUSHINEI。

氮氧化物尾气图片

  氮氧化物尾气有三种途径产生

  DAZIRANDEDALEISHANDIANZAIKONGQIZHONGHUICHANSHENGSHAOLIANGDE

  RENGONGDEHUAFEICHANGDENGYEHUICHANSHENGDANYANGHUAWU

  ERLIANGZUIDADESHI SHENGWUGUDAN

  DOUKEDEGENLIUJUN

  LOUXIASHUODE QICHEWEIQI

球探足球比分直播   ZHUIGENDAODIHAISHISHENGWUGUDANDEFANCHOU

球探足球比分直播   SHENGWUGUDAN XINGCHENGDEZHIWU (SHUMUDENG) ZAIYIWANNIANXINGCHENGSHIYOUMEIDENG

  因而还应该是上述的三点

  ZAIMEITANRANSHAOGUOCHENGZHONGCHANSHENGDEDANYANGHUAWUNOxZHU YAOBAOKUOYIYANGHUADAN(NO)、ERYANGHUADAN(NO2),YIJISHAOLIANG N20DENG.MUQIANRANMEIDIANCHANGANCHANGGUIRANSHAOFANGSHISUOSHENGCHENGDENOxZHONG,NO ZHAN90%,NO2ZHAN5% YIl0%,N20JINZHAN 1%ZUOYOU.YINCI,NOxDESHENGCHENGYUPAIFANGLIANGZHUYAOQUJUEYU NO.GENJUNOxSHENGCHENGJILI,MEITANRANSHAOGUOCHENGZHONGSUOCHANSHENG DEDANYANGHUAWULIANGYUMEITANRANSHAOFANGSHI、RANSHAOWENDU、GUOLIANGKONG QIXISHUHEYANQIZAILUNEITINGLIUSHIJIANDENGYINSUMIQIEXIANGGUAN.

  氮氧化物尾气的形成:

球探足球比分直播   TIANRANPAIFANGDEDANYANGHUAWU,ZHUYAOLAIZITURANGHEHAIYANGZHONGYOUJIWUDEFENJIE,SHUYUZIRANJIEDEDANXUNHUANGUOCHENG。RENWEIHUODONGPAIFANGDENO,DABUFENLAIZIHUASHIRANLIAODERANSHAOGUOCHENG,RUQICHE、FEIJI、NEIRANJIJIGONGYEYAOLUDERANSHAOGUOCHENG;YELAIZISHENGCHAN、SHIYONGXIAOSUANDEGUOCHENG,RUDANFEICHANG、YOUJIZHONGJIANTICHANG、YOUSEJIHEISEJINSHUYELIANCHANGDENG。

  氮氧化物基本概念:

  DANYANGHUAWUZHIDESHIZHIYOUDAN、YANGLIANGZHONGYUANSUZUCHENGDEHUAHEWU。CHANGJIANDEDANYANGHUAWUYOUYIYANGHUADAN(NO,WUSE)、ERYANGHUADAN(NO2,HONGZONGSE)、YIYANGHUAERDAN(N2O)、WUYANGHUAERDAN(N2O5)DENG,QIZHONGCHUWUYANGHUAERDANCHANGTAIXIACHENGGUTIWAI,QITADANYANGHUAWUCHANGTAIXIADOUCHENGQITAI。ZUOWEIKONGQIWURANWUDEDANYANGHUAWU(NOx)CHANGZHINOHENO2。

  氮氧化物理化性质:

  CHUWUYANGHUAERDANWEIGUTIWAI, QIYUJUNWEIQITI。FENZISHINOx。QIZHONGSIYANGHUAERDANSHIERYANGHUADANERJUTI,CHANGYUERYANGHUADANHUNHECUNZAIGOUCHENGYIZHONGPINGHENGTAIHUNHEWU。YIYANGHUADANHEERYANGHUADANDEHUNHEWU,YOUCHENGXIAOQI(XIAOYAN)。

  XIANGDUIMIDU:YIYANGHUADANJIEJINKONGQI,YIYANGHUAERDAN、ERYANGHUADANBIKONGQILVEZHONG。

  RONGDIAN: WUYANGHUAERDANWEI30℃,QIYUJUNWEILINGXIA。

球探足球比分直播   JUNWEIRONGYUSHUI,SHUIRONGYECHENGBUTONGCHENGDUSUANXING。YIYANGHUADAN、ERYANGHUADANSHUIZHONGFENJIESHENGCHENGXIAOSUANHEYANGHUADAN。YIYANGHUAERDAN300℃YISHANGCAIYOUQIANGYANGHUAZUOYONG, QIYUYOUBUTONGCHENGDUYANGHUAXING,TEBIESHIWUYANGHUAERDAN,ZAI-10℃YISHANGFENJIEFANGCHUYANGQIHEXIAOQI。DANYANGHUAWUXIFEIKERANXINGWUZHI,DANJUNNENGZHURAN,RUYIYANGHUAERDAN(N2O)、ERYANGHUADANHEWUYANGHUAERDANYUGAOWENHUOKERANXINGWUZHINENGYINQIBAOZHA。

  氮氧化物尾气危害:

球探足球比分直播   DANYANGHUAWUFEIQIKECIJIFEIBU,SHIRENJIAONANDIKANGGANMAOZHILEIDEHUXIXITONGJIBING,HUXIXITONGYOUWENTIDERENSHIRUXIAOCHUANBINGHUANZHE,HUIJIAOYISHOUERYANGHUADANYINGXIANG。DUIERTONGLAISHUO,DANYANGHUAWUKENENGHUIZAOCHENGFEIBUFAYUSHOUSUN。YANJIUZHICHUZHANGQIXIRUDANYANGHUAWUKENENGHUIDAOZHIFEIBUGOUZAOGAIBIAN,DANRENGWEIKEQUEDINGDAOZHIZHEIZHONGHOUGUODEDANYANGHUAWUHANLIANGJIXIRUQITISHIJIAN。

球探足球比分直播   YIYIYANGHUADANHEERYANGHUADANWEIZHUDEDANYANGHUAWUSHIXINGCHENGGUANGHUAXUEYANWUHESUANYUDEYIGEZHONGYAOYUANYIN。QICHEWEIQIZHONGDEDANYANGHUAWUYUTANQINGHUAHEWUJINGZIWAIXIANZHAOSHEFASHENGFANYINGXINGCHENGDEYOUDUYANWU,CHENGWEIGUANGHUAXUEYANWU。GUANGHUAXUEYANWUJUYOUTESHUQIWEI,CIJIYANJING,SHANGHAIZHIWU,BINGNENGSHIDAQINENGJIANDUJIANGDI。LINGWAI,DANYANGHUAWUYUKONGQIZHONGDESHUIFANYINGSHENGCHENGDEXIAOSUANHEYAXIAOSUANSHISUANYUDECHENGFEN。DAQIZHONGDEDANYANGHUAWUZHUYAOYUANYUHUASHIRANLIAODERANSHAOHEZHIWUTIDEFENSHAO,YIJINONGTIANTURANGHEDONGWUPAIXIEWUZHONGHANDANHUAHEWUDEZHUANHUA。

  氮氧化物尾气处理方法:

  工业中主要使用还原剂(氨气、尿素、烷烃等)与氮氧化物发生化学反应中和掉氮氧化物,工艺主要有选择性催化还原法(SCR)和选择性非催化还原法(SNCR)等,氨气与氮氧化物反应后生成氮气与水,从而达到无污染排放。主要应用到取暖,供电等等行业。但在轮船等行业中,氮氧化物控制实施难度更大一些(主要是氨气制造比较困难而携带氨气罐又比较危险),但目前也有一些应用业绩。谱云科技有限公司提供氮氧化物尾气分析仪器,可以监测燃气锅炉尾气排放中NOx的实时浓度和累计排放量的环保监测产品。监测下限低至1mg/m3,可满足超低排放的性能指标要求。

  河北谱云科技有限公司位于河北省石家庄市高新技术产业开发区,公司专业从事环境监测仪器仪表的研发、生产、销售与服务,以自主研发生产的环境自动监测仪器为核心,应用自动化控制与系统集成技术为客户提供自动化、智能化的环境系统解决方案,并为客户提供环境监测设施的第三方运营维护服务。

此文关键字:氮氧化物,氮氧化物尾气,氮氧化物废气,氮氧化物
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