莱钢厚板生产线加热炉提产能降燃耗技术分析.pdfVIP

第30卷第2期宽厚板Vol.30,No.2

2024年4月WIDEANDHEAVYPLATEApril2024·23:

莱钢厚板生产线加热炉提产能降燃耗技术分析

王新龙

（山钢股份莱芜分公司板带厂）

摘要为了快速有效地降低加热炉能耗，针对莱钢厚板生产线能源消耗大户加热炉的燃料消耗影响因

素进行分析，结合现场实际情况实施技术改造。装钢时序优化提高了装钢节奏，拓展热送热装坏型结构增加了

板坏单重、提高了热送热装率；通过加热工艺优化、停轧降温制度、炉体节能技术等方面的措施，延长了加热炉

维修周期和使用寿命。莱钢厚板线年产能提高到172.3万t,煤耗指标降低到1.424GJ/t,达到了提高产能、降

低能耗的预期效果。

关键词燃料消耗加热炉热送热装辐射产能

TechnicalAnalysisofIncreasingOutputCapacityand

DecreasingFuelConsumptionoftheReheatingFurnace

inLaigangHeavyPlateProductionLine

WangXinlong

(StripMillofShandongIronandSteelCo.,Ltd.LaiwuBranch)

AbstractInordertoreducetheenergyconsumptionofreheatingfurnacerapidlyandeffectively,thefactorsinflu-

encingthefuelconsumptionofthereheatingfurnace,theheavyenergyconsumerinLaigangheavyplateproduction

line,areanalyzed,thetechnicalrevampisperformedonthebasisoftheactualconditionatsite.Thechargingsequence

optimizationimprovesthechargingpace,thesinglepieceweightandthehotchargingrateareincreasedbyexpanding

hotchargingandhotdeliveringslabtypestructure,themaintenancecycleandservicelifeofthereheatingfurnaceare

extendedbythecorrespondingmeasuresofreheatingprocessoptimization,thetemperaturedecreasingmechanismat

rollinginterruptionsandfurnacebodyenergyconservation.TheannualproductioncapacityofLaigangheavyplatepro-

ductionlineisincreasedto1.723milliontons,andthecoalconsumptionindexisreducedto1.424GJ/t,whichhasa-

chievedtheexpectedresultofimprovingproductioncapacityandreducingenergyconsumption.

KeywordsFuelcomsumption,Reheatin