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液氨蒸发器的主要工艺流程

发布时间:2019-02-18 13:00:10 点击次数:1112次

氨水蒸发器通过低压饱和蒸汽冷凝释放潜热对氨水进行加热蒸发,蒸汽通过管道进入蒸发器壳程,冷凝、放热、降温,与管程内的氨水进行换热,氨水吸热、升温、蒸发,变成氨气混合气,出蒸发器后送至SCR反应器,蒸汽冷凝水经过疏水后排放。液氨蒸发器设计有下部蒸发器区和上部缓冲区,蒸发器区完成氨水换热、蒸发,内部设置有列管式换热管;缓冲区对氨气混合气起到稳压、缓冲作用,并对冷凝液进行导流回收。

ZHUYAOKONGZHIDIAN:ZHENGFAQICHUKOUANQIHUNHEQIYALI、WENDU,ZHENGFAQIANSHUIYEWEI、ANSHUIWENDU、YALIDENG。DIAOJIEJINKOUDIYABAOHEZHENGQIDETOUJIALIANG,KONGZHICHUKOUANQIHUNHEQIYALIJIWENDU;DIAOJIEJINKOUANSHUITOUJIALIANG,KONGZHIZHENGFAQINEIANSHUIYEWEIHENGDING,BAOZHENGZHENGFAQIYOUZUGOUDEZHENGFAMIANJI。

YUNYONGSHILI:MOUREDIANYOUXIANGONGSI2×220t/hMEIFENGUOLUYANQITUOXIAOGONGCHENG,SHEJIYANQILIANG28WANNm3/h(BIAOGAN),CHUSHINOxNONGDU650mg/Nm3(BIAOGAN,YINO2JI),YAOQIUTUOXIAOXIAOLV≥85%,NOxPAIFANGNONGDU≤100mg/Nm3(BIAOGAN,YINO2JI),ANTAOYILV≤2.5mg/Nm3,SO2YANGHUACHENGSO3DEZHUANHUALVKONGZHIZAI1%YINEI,NIANYUNXING8000XIAOSHI。CAIYONGSCRTUOXIAOGONGYI2CENGCUIHUAJIBUZHI,BUSHEBEIYONGCENG,SCRFANYINGQICAIYONGDULIGANGJIAZHICHENG,BUZHIZAIGUOLUGAOWENSHENGMEIQIYUGAOWENKONGYUQIZHIJIAN。

众鑫棋牌GAIGONGCHENGGONGSHEJI2TAIANSHUIZHENGQIZHENGFAQI,1YONG1BEI,DANTAIZHENGFAQIGONG2TAISCRFANYINGQISHIYONG,CAIYONGMUGUANZHIGONGYING。

众鑫棋牌DANTAIZHENGFAQIDEZHUYAOSHEJICANSHU:ZHENGFALIANG(20%ANSHUI)700kg/h,QUANZHENGFA;JINANYALI0.4MPa;JINANWENDUWEICHANGWEN;CHUANQI/SHUIZHENGQIHUNHEQIYALI0.2MPa;CHUANQI/SHUIZHENGQIHUNHEQIWENDU>125℃(BAOHEWENDU);JIAREZHENGQI0.5MPa,152℃BAOHEZHENGQI;DIYADIANYUAN380V/220V,50Hz;YIBIAOYONGDIANDC24V,AC220V。

GONGCHENGTOURUWENDINGYUNXINGHOU,ZHENGFAQIHUANCHONGQUYALIKONGZHIZAI0.2MPaZUOYOU,WENDUZAI123℃,2#GUOLUAN/KONGQIHUNHEQIQIANANQIYALI0.159MPa,WENDU115.9℃,DANGGUOLUMANFUHEYUNXINGSHI,NOxCHUSHINONGDU753mg/Nm3,PAIFANGNOxNONGDU74mg/Nm3,TUOXIAOXIAOLV90.1%,ANXIAOHAOLIANG351kg/h(YI20%ANSHUIJI),GEXIANGZHIBIAOJUNDADAOHUOYOUYUSHEJIZHI,YUNXINGQINGKUANGLIANGHAO。

众鑫棋牌QISHIZONGDELAISHUOYEANZHENGFAQISHITONGGUOYIDINGYALIDEBAOHEZHENGQI,JIANG20%DEANSHUIZHENGFACHENGANQI/SHUIZHENGQIDEHUNHEQI,ZAIJIANGGAIHUNHEQIANNONGDUXISHIZHI5%(v%)YIXIA,TONGGUOPENANGEZHAJINRUSCRFANYINGQIJINXINGTUOXIAOFANYING。

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