收稿日期:2022-05-11作者简介:王辉尧(1989—),硕士/工程师;Huiyao.wang@cisdi.com轧钢加热炉升级改造工程实践王辉尧(重庆赛迪热工环保工程技术有限公司)摘要作为钢铁企业轧钢工序中的关键环节,轧钢加热炉因其承前启后的重要作用,以及能源消耗高、排放标准低的特殊状态,面临升级、改造的窗口期。通过对国内某卷板厂1580mm热连轧加热炉的调研,充分了解加热炉实际运行状况,确定升级改造方案,实施升级改造工程,掌握其改造后运行数据。升级改造后,加热炉小时产量提升至285t,能耗降至1.150GJ/t,氧化烧损率降至0.72%,坯料加热质量升高(断面及水梁黑印温差稳定在±15℃内),NOx排放≤145mg/m3(标态8%氧含量),均达到国内领先水平。关键词加热炉升级改造超低排放文献标识码:A文章编号:1001-1617(2023)01-0037-04SteelrollingheatingfurnaceupgradingprojectWangHuiyao(ChongqingCISDIThermalandEnvironmentEngineeringCo.,Ltd.)AbstractAsakeylinkinthesteelrollingprocessofironandsteelenterprises,steelrollingheatingfurnacebecauseofitsconnection,aswellasthespecialstateofhighenergyconsumptionandlowe⁃missionstandards,facingthewindowperiodofupgradingandtransformation.Basedontheinvestiga⁃tionofthe1580mmhotstriprollingfurnaceinacoilmillinChina,theactualoperationstatusofthefurnaceisfullyunderstood,theupgradingandtransformationschemeisdetermined,thefurnacetrans⁃formationprojectisimplemented,andtheoperationdataaftertransformationism...