Most of the electric arc furnace(EAF) dedusting systems installed worldwide have been designed and built with the mere intention to comply with certain environmental regulations and limiting values for a determined pr...Most of the electric arc furnace(EAF) dedusting systems installed worldwide have been designed and built with the mere intention to comply with certain environmental regulations and limiting values for a determined process and production capacity- and this usually works as long as those variables are fix.But reality shows thatever since the recent financial crisis- steel producers are perpetually forced to adapt their steelmaking process in order to meet the requirements of the market and properly react to its fluctuations(e.g.by flexible use of input materials).Many installed dedusting systems cannot live up to this challenge.Badische Stahl-Engineering GmbH (BSE) optimizes dedusting systems to meet various process requirements and thus increase the overall productivity and cost efficiency- along with the strict compliance with all environmental standards and local legislations.This paper further describes the basic considerations to be taken and the BSE approach to deal with these challenges, emphasizing it by examples of our latest projects world wide.展开更多
通钢通过65 t Consteel电弧炉-65 t LF-150 mm×150 mm方坯连铸流程生产40Cr合金钢。检验结果表明,通过LF精炼,40Cr钢水中的氧含量由精炼前227×10-6降至35×10-6;而连铸时中间包钢中的氧含量增加至51×10-6,铸坯的氧...通钢通过65 t Consteel电弧炉-65 t LF-150 mm×150 mm方坯连铸流程生产40Cr合金钢。检验结果表明,通过LF精炼,40Cr钢水中的氧含量由精炼前227×10-6降至35×10-6;而连铸时中间包钢中的氧含量增加至51×10-6,铸坯的氧含量为54×10-6。因此,进一步预防钢水从钢包至中间包及中间包内钢水的二次氧化和去除钢中大型夹杂物,是提高钢水洁净度和降低[O]的关键步骤。展开更多
开发了60 t Consteel电弧炉适合于兑铁水不供电炼钢工艺的炉壁集束氧枪等工装设备技术,同时开展60 t Consteel电弧炉兑铁水不供电炼钢工艺的试验研究工作。研究了电弧炉在兑铁水状态下的冶炼工艺,包括冶炼过程装料制度、冶炼过程供氧、...开发了60 t Consteel电弧炉适合于兑铁水不供电炼钢工艺的炉壁集束氧枪等工装设备技术,同时开展60 t Consteel电弧炉兑铁水不供电炼钢工艺的试验研究工作。研究了电弧炉在兑铁水状态下的冶炼工艺,包括冶炼过程装料制度、冶炼过程供氧、造渣制度等,从而开发成功60 t Consteel电弧炉不供电炼钢工艺,取得良好的经济效益的同时,提高了产品质量。展开更多
文摘Most of the electric arc furnace(EAF) dedusting systems installed worldwide have been designed and built with the mere intention to comply with certain environmental regulations and limiting values for a determined process and production capacity- and this usually works as long as those variables are fix.But reality shows thatever since the recent financial crisis- steel producers are perpetually forced to adapt their steelmaking process in order to meet the requirements of the market and properly react to its fluctuations(e.g.by flexible use of input materials).Many installed dedusting systems cannot live up to this challenge.Badische Stahl-Engineering GmbH (BSE) optimizes dedusting systems to meet various process requirements and thus increase the overall productivity and cost efficiency- along with the strict compliance with all environmental standards and local legislations.This paper further describes the basic considerations to be taken and the BSE approach to deal with these challenges, emphasizing it by examples of our latest projects world wide.
文摘通钢通过65 t Consteel电弧炉-65 t LF-150 mm×150 mm方坯连铸流程生产40Cr合金钢。检验结果表明,通过LF精炼,40Cr钢水中的氧含量由精炼前227×10-6降至35×10-6;而连铸时中间包钢中的氧含量增加至51×10-6,铸坯的氧含量为54×10-6。因此,进一步预防钢水从钢包至中间包及中间包内钢水的二次氧化和去除钢中大型夹杂物,是提高钢水洁净度和降低[O]的关键步骤。
文摘开发了60 t Consteel电弧炉适合于兑铁水不供电炼钢工艺的炉壁集束氧枪等工装设备技术,同时开展60 t Consteel电弧炉兑铁水不供电炼钢工艺的试验研究工作。研究了电弧炉在兑铁水状态下的冶炼工艺,包括冶炼过程装料制度、冶炼过程供氧、造渣制度等,从而开发成功60 t Consteel电弧炉不供电炼钢工艺,取得良好的经济效益的同时,提高了产品质量。
