极速快3

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脱硫脱硝除尘技术—SNCR法脱硝法

文章作者:铁狮环保   发布时间:2018-12-20
脱硫脱硝除尘技术—SNCR法脱硝法

极速快3        TUOLIUTUOXIAOCHUCHENJISHUSNCR(Selective Non-Catalytic Reduction)SHIXUANZEXINGFEICUIHUAHAIYUANFATUOXIAOJISHU, GAIJISHUSHIYONGNH3、NIAOSUDENGHAIYUANJIPENRULUNEIWENDUWEI850~1100℃DEQUYU,HAIYUANJI(NIAOSU)XUNSUREFENJIECHENGNH3BINGYUYANQIZHONGDENOxJINXINGXUANZEXINGFANYING,NOxBEIHAIYUANWEIDANQIHESHUI,CIFANGFASHIYILUTANGWEIFANYINGQI,GONGYIJIANDAN,CAOZUOFANGBIAN。

 
  主要的化学反应:
 
  4NO+4NH3+O2→4N2+6H2O
 
  NO+NO2+2NH3→2N2+3H2O
 
  6NO2+8NH3→7N2+12H2O
 
  SNCR法脱硝法工艺流程
 
  SNCR工艺主要包括还原剂的储存、稀释、供给和锅炉内喷射反应系统。
 
 

脱硫脱硝除尘技术指标

  (1) TUOXIAOXIAOLV≥50 %,SHIHEJIANPAIZHIBIAOYAOQIUJIAODIZHUANGZHI;

极速快3  (2) ANTAOYINONGDU<5 mg/Nm3,HAIYUANJIXIAOHAOSHAOGAO;

  (3) DUIGUOLUDENGZHUANGZHIYINGXIANGXIAOLV<0.5%;

  脱硫脱硝除尘技术优点

极速快3  (1)BUSHIYONGCUIHUAJI,TOUZICHENGBENDI,YUSCRFAXINGBIJUYOUTOUZIYOUSHI。

极速快3  (2)ZHUANGZHIJIANDAN,ZHANDIMIANJIXIAO,JIJIANTOUZISHAO。

  (3)BIJIAOSHIHEYUJIANPAIZHIBIAOYAOQIUJIAODIGAIZAOXIANGMU,KEYIZUOWEIDINOxRANSHAOJISHUDEBUCHONGGONGYI。

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