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Vol.18 No.4 王存等:转炉气相定碳的热模拟研究 ·315· 4别所永康.将质谱仪用于转炉废气的分析的技术铁上钢,1989,75(4):610~617 5千寻.利用废气信息开发吹炼控制技术.NKK技报,1989,129:1~8 6 Takawa T.Development of Danamic Control Model in a Converter.Transactions ISI,28(8):58~67 7 Fukumi J.Determining the Current Carbon Content in a Basic Oxygen Furnace.3rd Inter Oxygen Steelmaking Congress.The Institute of Metals,1990.168~174 8副岛利行.转炉控制技术.首钢科技情报,1987(2:12~17 9张鉴,佟福生,炉外精炼的气相定碳发的研究.沈阳国际喷射冶金和钢的精炼学术会议文集。沈阳:中 国喷射冶金协调委员会和辽宁金属学会,1988.6:1~6:10 Hot Model Investigation on Endpoint Carbon Control in Converters by Exhaust Gas Information Wang Cun Zhangjian Pan Gongping Tong Fusheng Li Jingshe Department of Metallurgy,USTB,Beijing 100083 ABSTRACT A dynamic mathematical model for determining carbon contents in a converters has been established and the experiment was carried out in a induction furnace with a capacity of 50 kg.Results are as follows:Contiuous analysis of exhaust gas content in a furnace by mass-spectrometer is accurate and quick.Flowrate of exhaust gas is calculated with high precision.Carbon contents in molten steel is calculated by the mathematicial model with a tolerance from 0 to 0.055%,and the average error of 0.03% during the whole blow process.Splashing is one of the factors which affect the accuracy of model estimation.In a practical production,with a larger furnace capacity and better condition,precision of the carbon content estimation will be improved to a large extent. KEY WORDS mass-spectrometer,delay,exhaust gas,converter王存等 转炉 气相 定碳 的热模拟研究 别所永康 将质谱仪 用 于 转炉废气 的分 析的技 术 铁 七 钢 , , 一 千 寻 利 用 废气信息开 发吹炼控 制技术 技 报 , , 一 , 一 , 一 副 岛利 行 转炉 控 制技 术 首 钢科技情 报 , 一 张 鉴 , 修福 生 炉外 精炼 的气相 定碳 发 的研究 沈 阳 国 际喷射冶 金和 钢 的精 炼学术 会议文集 沈 阳 中 国 喷射冶金 协调 委 员会和 辽 宁金 属 学 会 , 一 不 舒 , , 一 , , , 一 , ,
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