太(tai)鋼(gang)全面加快環保提標(biao)改造項目建設||304不銹鋼(gang)帶厚度0.01-3.0mm

今年(nian)(nian)以來，太(tai)鋼(gang)(gang)(gang)(gang)全(quan)面加快環(huan)(huan)(huan)保(bao)提標(biao)(biao)改(gai)造(zao)(zao)項(xiang)目(mu)建(jian)(jian)(jian)(jian)設(she)。日前(qian)(qian)，煉(lian)(lian)鋼(gang)(gang)(gang)(gang)二(er)(er)廠(chang)(chang)(chang)南區轉(zhuan)爐濕(shi)(shi)電除(chu)(chu)(chu)(chu)塵(chen)(chen)項(xiang)目(mu)提前(qian)(qian)建(jian)(jian)(jian)(jian)成(cheng)投(tou)(tou)用(yong)(yong)，此外(wai)，焦(jiao)(jiao)化(hua)廠(chang)(chang)(chang)VOCs治(zhi)(zhi)理(li)(li)、干熄焦(jiao)(jiao)煙(yan)(yan)氣脫(tuo)硫(liu)(liu)、焦(jiao)(jiao)爐煤(mei)氣脫(tuo)硫(liu)(liu)提標(biao)(biao)改(gai)造(zao)(zao)，煉(lian)(lian)鐵(tie)廠(chang)(chang)(chang)二(er)(er)次(ci)(ci)料場(chang)封(feng)閉(bi)，加工廠(chang)(chang)(chang)廢(fei)鋼(gang)(gang)(gang)(gang)料場(chang)綜合(he)治(zhi)(zhi)理(li)(li)、各(ge)環(huan)(huan)(huan)節除(chu)(chu)(chu)(chu)塵(chen)(chen)提標(biao)(biao)控制等30多(duo)(duo)(duo)個項(xiang)目(mu)也相(xiang)繼建(jian)(jian)(jian)(jian)成(cheng)投(tou)(tou)用(yong)(yong)。這些環(huan)(huan)(huan)保(bao)提標(biao)(biao)項(xiang)目(mu)的(de)(de)建(jian)(jian)(jian)(jian)成(cheng)投(tou)(tou)運使(shi)太(tai)鋼(gang)(gang)(gang)(gang)提前(qian)(qian)一年(nian)(nian)實(shi)現(xian)(xian)(xian)了(le)超(chao)低排(pai)(pai)放目(mu)標(biao)(biao)。不(bu)銹鋼(gang)(gang)(gang)(gang)帶(dai)0.03mm。 煉(lian)(lian)鋼(gang)(gang)(gang)(gang)二(er)(er)廠(chang)(chang)(chang)轉(zhuan)爐濕(shi)(shi)電除(chu)(chu)(chu)(chu)塵(chen)(chen)項(xiang)目(mu)是專門針(zhen)對OG濕(shi)(shi)法除(chu)(chu)(chu)(chu)塵(chen)(chen)及煤(mei)氣回收(shou)設(she)計(ji)的(de)(de)一種新型除(chu)(chu)(chu)(chu)塵(chen)(chen)方法，能夠將潮濕(shi)(shi)煙(yan)(yan)氣中的(de)(de)微(wei)塵(chen)(chen)通(tong)(tong)過(guo)(guo)(guo)靜(jing)電除(chu)(chu)(chu)(chu)塵(chen)(chen)原(yuan)理(li)(li)進(jin)行收(shou)集(ji)(ji)，使(shi)得(de)煙(yan)(yan)氣含(han)塵(chen)(chen)量大(da)大(da)降低。此次(ci)(ci)改(gai)造(zao)(zao)是在(zai)南區4座(zuo)轉(zhuan)爐原(yuan)有OG一次(ci)(ci)除(chu)(chu)(chu)(chu)塵(chen)(chen)的(de)(de)基礎上，各(ge)增加一臺(tai)濕(shi)(shi)電除(chu)(chu)(chu)(chu)塵(chen)(chen)器，通(tong)(tong)過(guo)(guo)(guo)再次(ci)(ci)凈(jing)化(hua)除(chu)(chu)(chu)(chu)塵(chen)(chen)，進(jin)一步降低煙(yan)(yan)塵(chen)(chen)排(pai)(pai)放量，目(mu)前(qian)(qian)該項(xiang)目(mu)已(yi)提前(qian)(qian)建(jian)(jian)(jian)(jian)成(cheng)投(tou)(tou)用(yong)(yong)，達超(chao)低排(pai)(pai)放要(yao)(yao)求。 焦(jiao)(jiao)化(hua)廠(chang)(chang)(chang)VOCs治(zhi)(zhi)理(li)(li)是把焦(jiao)(jiao)化(hua)區域內(nei)各(ge)種揮發性(xing)有味氣體(ti)全(quan)部通(tong)(tong)過(guo)(guo)(guo)管(guan)道收(shou)集(ji)(ji)到南北兩套VOCs處(chu)理(li)(li)裝置中，通(tong)(tong)過(guo)(guo)(guo)工藝(yi)處(chu)理(li)(li)后實(shi)現(xian)(xian)(xian)清潔排(pai)(pai)放，目(mu)前(qian)(qian)，焦(jiao)(jiao)化(hua)區域已(yi)經(jing)初步實(shi)現(xian)(xian)(xian)了(le)“聞不(bu)見(jian)異(yi)味”目(mu)標(biao)(biao)。焦(jiao)(jiao)爐煤(mei)氣脫(tuo)硫(liu)(liu)提標(biao)(biao)改(gai)造(zao)(zao)和(he)干熄焦(jiao)(jiao)煙(yan)(yan)氣脫(tuo)硫(liu)(liu)項(xiang)目(mu)的(de)(de)建(jian)(jian)(jian)(jian)成(cheng)，實(shi)現(xian)(xian)(xian)了(le)硫(liu)(liu)化(hua)物(wu)、氮氧(yang)(yang)化(hua)物(wu)、顆(ke)粒物(wu)全(quan)部達到或優(you)于超(chao)低排(pai)(pai)放要(yao)(yao)求，每年(nian)(nian)可減排(pai)(pai)二(er)(er)氧(yang)(yang)化(hua)硫(liu)(liu)1250噸、氮氧(yang)(yang)化(hua)物(wu)1650噸、顆(ke)粒物(wu)100噸。 煉(lian)(lian)鐵(tie)廠(chang)(chang)(chang)二(er)(er)次(ci)(ci)料場(chang)封(feng)閉(bi)工程(cheng)(cheng)是對現(xian)(xian)(xian)有A、B、C料條(tiao)進(jin)行階梯形(xing)全(quan)封(feng)閉(bi)，其中1號(hao)區域最大(da)跨度達147米，采(cai)用(yong)(yong)預應力張弦鋼(gang)(gang)(gang)(gang)桁架結構進(jin)行封(feng)閉(bi)，屬(shu)省內(nei)首例，2號(hao)、3號(hao)區域采(cai)用(yong)(yong)球形(xing)網架進(jin)行封(feng)閉(bi)。項(xiang)目(mu)投(tou)(tou)用(yong)(yong)后，每年(nian)(nian)可減少粉(fen)塵(chen)(chen)排(pai)(pai)放1000余噸。0.02x100mm不(bu)銹鋼(gang)(gang)(gang)(gang)帶(dai)。 加工廠(chang)(chang)(chang)廢(fei)鋼(gang)(gang)(gang)(gang)料場(chang)綜合(he)治(zhi)(zhi)理(li)(li)、各(ge)環(huan)(huan)(huan)節除(chu)(chu)(chu)(chu)塵(chen)(chen)提標(biao)(biao)控制等工程(cheng)(cheng)，通(tong)(tong)過(guo)(guo)(guo)完善(shan)硬件設(she)施封(feng)閉(bi)消除(chu)(chu)(chu)(chu)多(duo)(duo)(duo)處(chu)揚塵(chen)(chen)污染(ran)點、針(zhen)對性(xing)優(you)化(hua)工藝(yi)和(he)提升管(guan)理(li)(li)措施，實(shi)現(xian)(xian)(xian)了(le)整體(ti)污染(ran)物(wu)排(pai)(pai)放的(de)(de)大(da)幅降低。其中渣(zha)場(chang)除(chu)(chu)(chu)(chu)塵(chen)(chen)系統的(de)(de)粉(fen)塵(chen)(chen)排(pai)(pai)放濃度實(shi)現(xian)(xian)(xian)了(le)每立方米30~40毫克，遠(yuan)低于國(guo)家(jia)要(yao)(yao)求的(de)(de)每立方米100毫克標(biao)(biao)準。 據了(le)解，除(chu)(chu)(chu)(chu)已(yi)經(jing)建(jian)(jian)(jian)(jian)成(cheng)投(tou)(tou)用(yong)(yong)的(de)(de)30多(duo)(duo)(duo)個環(huan)(huan)(huan)保(bao)提標(biao)(biao)改(gai)造(zao)(zao)項(xiang)目(mu)外(wai)，還有15個項(xiang)目(mu)正加緊(jin)推進(jin)。