2024年1-2月，重點統計鋼鐵企業(ye)用(yong)水(shui)量(liang)(liang)150.58億(yi)立(li)方(fang)米，同(tong)比增加5.79億(yi)立(li)方(fang)米，同(tong)比增長4.0%。其中：取(qu)水(shui)量(liang)(liang)較(jiao)上(shang)年同(tong)期(qi)減少166.52萬立(li)方(fang)米，同(tong)比下降0.68%；重復(fu)利用(yong)量(liang)(liang)較(jiao)上(shang)年同(tong)期(qi)增加5.80億(yi)立(li)方(fang)米，同(tong)比增長4.08%。重復(fu)利用(yong)率98.37%，同(tong)比提高0.08個百分(fen)點；噸鋼取(qu)水(shui)量(liang)(liang)2.21立(li)方(fang)米/噸，同(tong)比下降2.71%。
排(pai)水(shui)量(liang)較上年同期(qi)減少717.21萬(wan)立(li)方米，同比(bi)下(xia)降(jiang)18.18%。廢水(shui)中化學需(xu)氧(yang)量(liang)、氨氮、揮(hui)發酚、總氰化物、懸浮物、石油類(lei)污染(ran)物排(pai)放量(liang)同比(bi)下(xia)降(jiang)25.53%、48.78%、19.14%、23.26%、46.13%。
廢氣(qi)排(pai)(pai)(pai)放總(zong)量同(tong)比(bi)(bi)增長12.96%。廢氣(qi)中二氧(yang)化(hua)(hua)(hua)(hua)硫、顆粒(li)物(wu)(wu)、氮氧(yang)化(hua)(hua)(hua)(hua)物(wu)(wu)排(pai)(pai)(pai)放量分別同(tong)比(bi)(bi)下(xia)降(jiang)7.30%、6.57%、7.15%。噸(dun)(dun)鋼二氧(yang)化(hua)(hua)(hua)(hua)硫排(pai)(pai)(pai)放量0.19千(qian)克/噸(dun)(dun)，同(tong)比(bi)(bi)下(xia)降(jiang)12.63%；噸(dun)(dun)鋼顆粒(li)物(wu)(wu)排(pai)(pai)(pai)放量0.20千(qian)克/噸(dun)(dun)，同(tong)比(bi)(bi)下(xia)降(jiang)9.67%；噸(dun)(dun)鋼氮氧(yang)化(hua)(hua)(hua)(hua)物(wu)(wu)排(pai)(pai)(pai)放量0.35千(qian)克/噸(dun)(dun)，同(tong)比(bi)(bi)下(xia)降(jiang)9.10%。
鋼(gang)渣(zha)(zha)產生(sheng)(sheng)量(liang)1371.08萬(wan)噸(dun)，同(tong)(tong)比(bi)(bi)(bi)增(zeng)(zeng)(zeng)長(chang)1.53%。高(gao)爐(lu)渣(zha)(zha)產生(sheng)(sheng)量(liang)3599.88萬(wan)噸(dun)，同(tong)(tong)比(bi)(bi)(bi)增(zeng)(zeng)(zeng)長(chang)1.69%。含鐵塵(chen)泥產生(sheng)(sheng)量(liang)658.74萬(wan)噸(dun)，同(tong)(tong)比(bi)(bi)(bi)增(zeng)(zeng)(zeng)長(chang)5.19%。鋼(gang)渣(zha)(zha)利用(yong)率98.72%，比(bi)(bi)(bi)上年(nian)(nian)(nian)同(tong)(tong)期(qi)提(ti)高(gao)0.45個(ge)(ge)百分點；高(gao)爐(lu)渣(zha)(zha)利用(yong)率97.87%，比(bi)(bi)(bi)上年(nian)(nian)(nian)同(tong)(tong)期(qi)減少0.18個(ge)(ge)百分點；含鐵塵(chen)泥利用(yong)率99.88%，比(bi)(bi)(bi)上年(nian)(nian)(nian)同(tong)(tong)期(qi)增(zeng)(zeng)(zeng)加0.42個(ge)(ge)百分點。
高爐(lu)煤氣(qi)(qi)產(chan)生(sheng)(sheng)量1478.12億立方(fang)米，同比(bi)(bi)增長0.06%。轉(zhuan)爐(lu)煤氣(qi)(qi)產(chan)生(sheng)(sheng)量134.99億立方(fang)米，同比(bi)(bi)增長10.09%。焦爐(lu)煤氣(qi)(qi)產(chan)生(sheng)(sheng)量90.25億立方(fang)米，同比(bi)(bi)增長7.89%。高爐(lu)煤氣(qi)(qi)利用(yong)率(lv)(lv)(lv)98.94%，比(bi)(bi)上(shang)年(nian)(nian)同期提高0.40個(ge)百分點(dian)。轉(zhuan)爐(lu)煤氣(qi)(qi)利用(yong)率(lv)(lv)(lv)98.0%，比(bi)(bi)上(shang)年(nian)(nian)同期減少0.15個(ge)百分點(dian)；焦爐(lu)煤氣(qi)(qi)利用(yong)率(lv)(lv)(lv)98.72%，比(bi)(bi)上(shang)年(nian)(nian)同期增加0.32個(ge)百分點(dian)。（中鋼協(xie)） |
