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脱硫活性炭之外的脱硫方法2
文章作者:泷邦网络部 更新时间:2019-06-09 11:44
氧化镁湿法脱硫工艺
 

1.工作原理

 

YANGHUAMEISHIFATUOLIUGONGYI(JIANCHENG:MEIFATUOLIU)YUSHIHUI-SHIGAOFATUOLIUGONGYILEISI,TASHIYIYANGHUAMEI(MgO)WEIYUANLIAO,JINGSHUHUASHENGCHENGQINGYANGHUAMEI(Mg(OH)2)ZUOWEITUOLIUJIDEYIZHONGXIANJIN、GAOXIAO、JINGJIDETUOLIUXITONG。ZAIXISHOUTANEI,XISHOUJIANGYEYUYANQIJIECHUHUNHE,YANQIZHONGDEERYANGHUALIUYUJIANGYEZHONGDEQINGYANGHUAMEIJINXINGHUAXUEFANYINGCONGERBEITUOCHU,ZUIZHONGFANYINGCHANWUWEIYALIUSUANMEIHELIUSUANMEIHUNHEWU。RUCAIYONGQIANGZHIYANGHUAGONGYI,ZUIZHONGFANYINGCHANWUWEILIUSUANMEIRONGYE,JINGTUOSHUIGANZAOHOUXINGCHENGLIUSUANMEIJINGTI。

 

2.反应过程

 

(1)SHUHUA

 

MgO+H2O —>Mg(OH)2

 

双色球奇偶走势图 (2)XISHOU   

 

双色球奇偶走势图 SO2 + H2O—> H2SO3      

SO3 + H2O—> H2SO4  

 

双色球奇偶走势图 (3)ZHONGHE          

 

Mg(OH)2+ H2SO3 —> MgSO3+2H2O

双色球奇偶走势图 Mg(OH)2+ H2SO4 —> MgSO4+2H2O

Mg(OH)2+2HCl—> MgCl2+2H2O

双色球奇偶走势图 Mg(OH)2+2HF —>MgF2+2H2O

 

(4)YANGHUA

 

双色球奇偶走势图 2 MgSO3+O2—>2MgSO4    

双色球奇偶走势图                    

(5)JIEJING

 

双色球奇偶走势图 MgSO3+ 3H2O—> MgSO3·3H2O

双色球奇偶走势图 MgSO4+ 7H2O —>MgSO4 ·7H2O

 

3.系统组成

 

双色球奇偶走势图 TUOLIUXITONGZHUYAOYOUYANQIXITONG、XISHOUTAXITONG、QINGYANGHUAMEIJIANGYEZHIBEIXITONG、NONGSUOTAXITONG、FUCHANPINCHULIXITONG、FEISHUICHULIXITONG、GONGYONGXITONG(GONGYISHUI、YASUOKONGQI、SHIGUJIANGYEGUANXITONGDENG)、DIANQIKONGZHIXITONGDENGJIBUFENZUCHENG。

 

4.工艺流程

 

双色球奇偶走势图 GUOLU/YAOLU—>CHUCHENQI—>YINFENGJI—>NONGSUOTA—>XISHOUTA—>YANCONG

LAIZIYUGUOLUHUOYAOLUDEYANQIJINGGUOCHUCHENHOUZAIYINFENGJIZUOYONGXIAJINRUNONGSUOTA、XISHOUTA,XISHOUTAWEINILIUPENLINKONGTAJIEGOU,JIXISHOU、YANGHUAGONGNENGYUYITI,SHANGBUWEIXISHOUQU,XIABUWEIYANGHUAQU,JINGGUOCHUCHENHOUDEYANQIYUXISHOUTANEIDEXUNHUANJIANGYENIXIANGJIECHU。

 

双色球奇偶走势图 XITONGYIBANZHUANG3-4TAIJIANGYEXUNHUANBENG,MEITAIXUNHUANBENGDUIYINGYICENGWUHUAPENLINCENG。DANGZHIYOUYITAIJIZUYUNXINGSHIHUOFUHEJIAOXIAOSHI,KEYITINGYUN1-2CENGPENLINCENG,CISHIXITONGRENGBAOCHIJIAOGAODEYEQIBI,CONGERKEDADAOSUOXUDETUOLIUXIAOGUO。XISHOUQUSHANGBUZHUANGERJICHUWUQI,CHUWUQICHUKOUYANQIZHONGDEYOULISHUIFENBUCHAOGUO75mg/Nm3。XISHOUSO2HOUDEJIANGYEJINRUXUNHUANYANGHUAQU,ZAIXUNHUANYANGHUAQUZHONG,YALIUSUANMEIBEIGURUDEKONGQIYANGHUACHENGLIUSUANMEIJINGTI。

 

同时,由吸收剂制备系统向吸收氧化系统供给新鲜的氢氧化镁浆液,用于补充被消耗掉的氢氧化镁,使吸收浆液保持一定的pH值。反应生成物浆液达到一定密度时先排至吸收塔前的浓缩塔,经浓缩后进入脱硫副产品系统,经过脱水形成硫酸镁晶体。

 

5.工艺特点

 

(1)FANYINGXINGHAO,TUOLIUXIAOLVGAO

 

SHIFATUOLIUDEFANYINGQIANGDUQUJUEYUTUOLIUJIJIANJINSHULIZIDERONGJIEJIANXING。YOUYUMEILIZIDERONGJIEJIANXINGBIGAILIZIGAOSHUBAIBEI,YINERMEIJITUOLIUJIJUYOUBIGAIJITUOLIUJIGAOSHUSHIBEIDETUOLIUFANYINGNENGLI。GONGYESHIJIANZHENGMING,MEIJITUOLIUJINENGBIGAIJITUOLIUJIGENGGAODETUOLIUXIAOLV,KEDA99%YISHANG,TONGSHICAIYONGMEIJITUOLIUSUOYAOQIUDEPENLINSHUILIANGJINXIANGDANGYUDADAOTONGYANGTUOLIUXIAOLVDEGAIJITUOLIUDE1/3,HAODIANLIANGYEDAWEIJIANGDI。

 

(2)YUNXINGKEKAOXINGGAO

 

双色球奇偶走势图 YOUYUMEIJITUOLIUSHENGCHENGWUDERONGJIEDUJIAOGAO,QIGUTIXUANFUWUWEISONGSANDEJIEJINGTI,BUYICHENJI,YINCIMEIYOUGAIJISHIFATUOLIUXITONGZHONGCUNZAIDEJIEGOU、JIEKUAI、DUSAIDENGXIANXIANG,YUNXINGKEKAO,WEIHUGENGRONGYI。

 

(3)ZAOJIADI

 

双色球奇偶走势图 YOUYUFANYINGQIANGDUGAO,MEIJIPENLINFANYINGXISHOUTADEGAODUZHIYOUGAIJITUOLIUDE2/3ZUOYOU,YINCI,MEIJITUOLIUDEZHUTISHEBEIDEZAOJIAYAOMINGXIANDIYUGAIJIXISHOUTA。

 

TONGSHI,YOUYUYANGHUAMEIDEFENZILIANG(40)SHIYANGHUAGAI(56)DE73%,SHITANSUANGAI(SHIHUISHI,FENZILIANGWEI100)DE40%,YINCI,QUCHUDENGLIANGDEERYANGHUALIUSUOXUDEYANGHUAMEIYAOBIGAIJISHAODEDUO,ERQIEMgOYOUYIFENZHUANGGONGHUO,TUOLIUJIGONGJIXITONGYEBIGAIJITUOLIUDADAJIANHUA,JIANGDILEXITONGDEZAOJIA。

 

BIJIAOBIAOMING,YANGHUAMEITUOLIUSHEBEIDEZAOJIAYIBANKEBISHIHUISHI/SHIGAOFADI10~15%ZUOYOU。

 

双色球奇偶走势图 (4)YUNXINGFEIYONGDI

 

YOUYUMEIJIGONGYIDEHAODIANLIANGBISHIHUISHI/SHIGAOFADIYUEYIBAN,JIASHANGTOUZIJIAODI,SUIRANTUOLIUJICHENGBENJIAOGAO,DANZONGHETUOLIUCHENGBENYIBANBISHIHUISHI/SHIGAOFADI10~15%ZUOYOU。

 

双色球奇偶走势图 (5)FUCHANPINHUISHOUDEJINGJIXIAOYIGAO

 

双色球奇偶走势图 MEIJIGONGYIDEZHIJIEFUCHANWUSHIYALIUSUANMEI,JINGYANGHUAHOUXINGCHENGLIUSUANMEI。TUOLIUGONGYISHIJICHANCHUDESHIHANSHAOLIANGLIUSUANMEIDEYALIUSUANMEIFUCHANWU。ZHIYOUJINGQIANGZHIYANGHUACHANSHENGZHUYAOCHENGFENWEILIUSUANMEIDEFUCHANWU。LIANGZHONGTUOLIUFUCHANWUDOUJUYOUSHICHANGLIYONGJIAZHI,QICHULIHELIYONGXINGSHIYINGGAI“YINDIZHIYI”,QUJUEYUJISHUJINGJIDEBIJIAOHEZAITEDINGXIANGMUZHONGDEKEXINGXING。

 

6.应用领域

 

双色球奇偶走势图 RANMEIFADIANGUOLU、REDIANLIANCHANGUOLU、JIZHONGGONGREGUOLU、SHAOJIEJI、QIUTUANYAOLU、JIAOHUALU、BOLIYAOLUDENGYANQITUOLIU。

 

友情提示:氧化镁在我国储量丰富,主要集中在辽宁、山东等地,采用该工艺时应考虑脱硫剂的运输成本,对于产地周围和沿海地区的脱硫项目,该脱硫工艺较其它脱硫工艺具有很大的优势。

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