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威美转火电大气污染面临的挑战与对策

[2018-9-4] 点击:

湿电咨询服务: 陶经理18332815001 张经理18633235200

JINGUANZHONGGUORANMEIFADIANDAQIWURANWUKONGZHIJISHUCHUYUSHIJIELINGXIANSHUIPING,CHANGGUISANDAWURANWU(YANCHEN、SO2、NOx)SHIXIANLERANMEIDIANCHANGYURANQIDIANCHANGTONGDENGQINGJIE,DANWEILAIHUODIANFAZHANRENGRANMIANLINTIAOZHAN,ZHUYAOBIAOXIANZAIYIXIA6GEFANGMIAN。

1 温室气体排放量巨大

RANMEIFADIANJIZUDANWEIFADIANLIANGCHANSHENGDECO2PAIFANGLIANGYUE0.76~0.92kg/(kWh),ERRANQIFADIANDANWEIFADIANLIANGCHANSHENGDECO2PAIFANGLIANGJINZHANRANMEIFADIANDE45%~66%。WOGUORANMEIFADIANLIANGZHANHUODIANFADIANLIANGDE93%,CHANSHENGDEWENSHIQITIPAIFANGLIANGJUDA。JINGUANWENSHIQITICO2SHIBUSHIWURANWUCUNZAIYIYI,DANWOGUOSHI《BALIXIEDING》DEJIANDINGZHICHIZHE,JIANGJIXULVXINGDUIGUOJISHEHUIDECHENGNUO,YINCI,WEILAIYIFANGMIANYINGTONGGUOJISHUYANFAJINYIBUJIANSHAORANMEIFADIANMEIHAO,RUGUOJIAZHENGZAIANHUIHUAIBEIPINGSHANSHISHI“251GONGCHENG”(JIXINJIANRANMEIJIZUGONGDIANMEIHAOXIAOYU251g/(kWh)),BIMUQIANQUANGUOPINGJUNGONGDIANMEIHAO310g/(kWh)YAODI19%,DANDANWEIFADIANLIANGDECO2PAIFANGLIANGBIRANQIJIZURENGYAOGAOCHU25%ZUOYOU。YINCI,ZHONGGUOXUYAOJINYIBUJIANGDIGONGDIANMEIHAO,TONGSHIDALIFAZHANKEZAISHENGNENGYUAN,YIMANZU《BALIXIEDING》DEYAOQIU,CIWAI,YEXUZAICO2ZHUCUNHELIYONGFANGMIANKAIZHANYANJIUYUSHIFAN。

燃煤电厂超低排放技术

2 环境改善需要进一步削减火电大气污染物

2017NIANJINGUANQUANGUOHUANJINGKONGQIZHILIANGDEDAOJINYIBUGAISHAN,ZHONGWURANTIANQIMINGXIANJIANSHAO,QUANMIANSHIXIANLEDAQIWURANFANGZHIXINGDONGJIHUAQUEDINGDEMUBIAO,JINGJINJI、ZHANGSANJIAO、ZHUSANJIAODIQUPM2.5NIANJUNNONGDUFENBIEXIAJIANGZHI64、44、34μg/m3,DANYUFADAGUOJIAHESHIJIEWEISHENGZUZHIZHIDINGDEHUANJINGKONGQIZHILIANGBIAOZHUNYAOQIUHAIYOUHENDACHAJU。

ZHONGGUOMEITANYONGYUFADIAN(HANREDIANLIANCHAN)DEBILIZHUNIANZENGJIA,CONG1980NIANDE20.6%ZENGJIADAO2013NIANDE51.3%,FADIANHAOMEILIANGCONG1980NIANDE1.26YItZENGZHANGDAO2013NIANDE21.8YIt,DANMEITANYONGYUFADIANDEBILIYUANDIYUMEIGUO、DEGUODENGFADAGUOJIA,WEILEJINYIBUGAISHANHUANJINGKONGQIZHILIANG,WEILAIYINGJIADARANMEIQINGJIELIYONG,JINYIBUZENGDARANMEIYONGYUFADIANDEBILI。

GUOJINENGYUANSHUGENJUDANGQIANDEJISHUFAZHANQINGKUANG,ZHIDINGLE2020NIANYU2030NIANDERANMEIDIANCHANGWURANWUPAIFANGMUBIAO,2020NIANMUBIAO:YANCHENWEI1~2mg/m3,SO2WEI25mg/m3,NOxWEI30mg/m3;2030NIANMUBIAO:YANCHEN<1mg/m3,SO2<10mg/m3,NOx<10mg/m3。MUQIAN,WOGUOYIYOUBUFENDIANCHANGWENDINGSHIXIANLEGUOJINENGYUANSHU2020NIANDEMUBIAO,DANYU2030NIANDEMUBIAOSHANGCUNZAICHAJU。KEJIAN,ZHONGGUORANMEIFADIANDAQIWURANWUKONGZHIHAIYOUHENZHANGDELUYAOZOU,XUYAOZAIJISHUSHANGJIXUTUPO,JINYIBUJIANSHAOHUODIANDAQIWURANWUDEPAIFANG。

3 湿法脱硫对生态环境的影响

ZHONGGUOHUODIANXINGYEYANQITUOLIUFANGFAYISHIHUISHI-SHIGAOSHIFATUOLIUWEIZHU,JUTONGJI2016NIANHUODIANXINGYECAIYONGSHIHUISHI-SHIGAOSHIFATUOLIUDEZHUANGJIRONGLIANGZHANBI93%,MEINIANSHIHUISHIXIAOHAOLIANG5000WANtZUOYOU,XIANGDANGYUMEINIANYOU150GESHUILIFANGTIJIDESHIHUISHISHANTIBEIYIWEIPINGDI,SHIHUISHIKAICAIDUISHENGTAIHUANJINGHUICHANSHENGYIDINGDEFUMIANYINGXIANG。SHIHUISHI-SHIGAOSHIFATUOLIUDETUOLIUFUCHANWUSHIGAODELIYONGLVSUIZHEJIANZHUYEDEWEISUOZAIZHUJIANJIANSHAO,FEIQISHIGAODEDUICUNCHUZHIYEHUIDUISHENGTAIHUANJINGCHANSHENGYIDINGDEFUMIANYINGXIANG。YINCIWEILAIYINGJIADADUIZIYUANHUATUOLIUXINGONGYI、XINFANGFADEYANFAYUSHIFAN。

4 废弃脱硝催化剂危险废物处置难

ZHONGGUOHUODIANXINGYEYANQITUOXIAOFANGFAYISCRWEIZHU,JUTONGJI2016NIANHUODIANXINGYECAIYONGSCRDEZHUANGJIRONGLIANGZHANBI95%YISHANG,YOUCICHANSHENGDALIANGDEFEIQITUOXIAOCUIHUAJI,SHUYUWEIXIANFEIWU,RUHECHULIYUCHUZHIFEIQITUOXIAOCUIHUAJISHIHUODIANXINGYEMIANLINDEZHONGDATIAOZHAN。YINGJIJIKAIFAFEIQITUOXIAOCUIHUAJIDEHUISHOUJIQIZIYUANHUALIYONGJISHUDEYANFA。

5 非常规污染物的控制需要新的技术突破

2017NIANJINGJINJIDIQUPM2.5NIANJUNNONGDUXIAJIANGZHI64μg/m3,QUANMIANWANCHENGLEDAQIWURANFANGZHIXINGDONGJIHUADEMUBIAO,JUGUOZHENFEN,DANWOMENBIXUQINGXINGDIKANDAO,64μg/m3YUHUANJINGKONGQIZHILIANGBIAOZHUN35μg/m3DEYAOQIUHAIYOUHENDADECHAJU,YUSHIJIEWEISHENGZUZHIQUEDINGDEHUANJINGKONGQIZHILIANGGUODUSHIQIMUBIAO2(IT-2)25μg/m3、GUODUSHIQIMUBIAO3(IT-3)15μg/m3、KONGQIZHILIANGZHUNZEZHI(AQG)10μg/m3YAOQIUCHAJUGENGDA。SUIZHERENMENDUIHUANJINGKONGQIZHILIANGYAOQIUDEBUDUANTIGAO,WOMENBUJINYAOKONGZHIHAORANMEIDIANCHANGYANQIZHONGDECHANGGUIWURANWU,ERQIEXUYAOKONGZHIHgJIQIHUAHEWUDENGZHONGJINSHU、SO3DENGKENINGJIEKELIWU、SHIYANQIYETAISHUIZHONGDERONGJIEYANKELIWUDENG,YIJIHUANJINGMINGANDIQU、YANZHONGQUESHUIDIQUSHIYANQIZHONGQITAISHUIDEHUISHOULIYONG(TONGSHIKEXIAOCHU“BAISEYANYU”)。XUYAOYANFAFEICHANGGUIWURANWUKONGZHIJISHUBINGJINXINGGONGCHENGSHIFAN。

6 烟气治理设施的优化与节能

RANMEIDIANCHANGDEYANQIZHILISHESHISHIYIGEFUZADEXITONGGONGCHENG,GUOLUDEFUHEBODONGYUDIDANRANSHAO、YANQITUOXIAO、CHUCHEN、TUOLIU、SHENDUJINGHUADENGZHUANGZHIZHIJIAN,JIXIANGHUDULI,YOUXIANGHULIANXI。MUQIANGEZHUANGZHIZHIJIANJIBENCHUYUDULIDEYUNXINGZHUANGTAI,YOUBUTONGZHUANYEDEYUNXINGRENYUANZAIYUNXING,MEIYOUTIXIANGEZHUANGZHIZHIJIANDELIANXIXING,YANQIZHILISHESHIDEQIANNENGMEIYOUDEDAOCHONGFENFAHUI,TEBIESHIJIENENGQIANLI。XUYAOPEIYANGYANQIZHONGWURANWUKONGZHIDEQUANMIANRENCAI,JIAQIANGDIANCHANGYANQIZHILISHESHIDETONGCHOUXIETONG,LIYONGHULIANWANG、WULIANWANG、DASHUJUDENGJISHUSHOUDUANYOUHUAYANQIZHILISHESHIDEYUNXINGGUANLI,SHIXIANJIENENGJIANPAISHUANGYING。

7 结语

ZHONGGUOHUODIANCHANGDAQIWURANWUPAIFANGBIAOZHUNJINGLILEQIGEFAZHANJIEDUAN,RIYIYANGEDEPAIFANGXIANZHIBUDUANTUIDONGZHILIJISHUDEJINBU,MUQIANDEYANQIZHILISHUIPINGYILINGXIANSHIJIE,SHIXIANLERANMEIDIANCHANGCHANGGUIWURANWUPAIFANGYURANQIFADIANJIBENTONGDENGQINGJIE,WEIZHONGGUOKONGQIZHILIANGGAISHANZUOCHULEJUDAGONGXIAN。DANZHONGGUOHUODIANXINGYEDAQIWURANRENGRANMIANLINZHUDUOTIAOZHAN,XUYAOZAIXIANGGUANLINGYUJIAQIANGJISHUYANFAYUGONGCHENGSHIFAN。

BENWENJIEXUANZI《ZHONGGUODIANLI》 DI51JUAN DI6QI

ZUOZHE:LIJIANGUO、ZHUFAHUA、SUNXUELI

典型的燃煤电厂超低排放工艺系统

典型的燃煤电厂超低排放工艺系统

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