序号 | 指标项 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 |
1 | 焦化工序能耗,kgce/t焦 | 71.5 | 100.9 | 106.1 | 103.9 | 113.2 | 113.3 |
2 | 烧结工序能耗,kgce/t矿 | 52.8 | 54.7 | 54.1 | 54.4 | 48.9 | 48.2 |
3 | 球团工艺能耗,kgce/t矿 | 29 | 28.5 | 27 | 25 | 25 | 22 |
4 | 炼铁工序能耗,kgce/t铁 | 402.7 | 413.6 | 406.2 | 403.4 | 408.7 | 391.1 |
5 | 高炉燃料比,kg/t铁 | 499.5 | 500.2 | 501.3 | 498.3 | 510 | 515 |
6 | 转炉炼钢工序能耗,kgce/t钢 | −10.0 | −9.9 | −11.2 | −12.6 | −14.5 | −14.3 |
7 | 转炉炼钢钢铁料消耗,kg/t | 1101.8 | 1108.5 | 1104.1 | 1098.3 | 1104.9 | 1096.2 |
8 | 生产取水量,m3水/t钢 | 3.17 | 2.90 | 2.96 | 2.89 | 3.0 | 2.73 |
9 | 二次能源发电量占总耗电量比率,% | 49.2 | 58.85 | 51.99 | 48.29 | 52.32 | 55.29 |
10 | 热风炉风温,℃ | 1155.0 | 1159.8 | 1150.8 | 1164.6 | 1169.9 | 1176.6 |