dephosphorization相关论文
Simulate the Transfer Behavior of Phosphorous in the Multi-phase Slag Through the Single Hot Thermoc
The mass transfer behavior of phosphorus in the solid 2CaO·SiO2 phase/liquid phase coexisting multiphase dephosphorizat......
为实现除尘灰的资源化利用和铁水的有效预脱磷,尝试利用转炉二次除尘灰制备铁水脱磷剂具有现实意义。通过两种转炉二次除尘灰以不......
针对某一城市污水处理厂＂混合型城市污水＂的特征,以厂区曝气沉砂池出水作为处理对象,设计一套A2/O工艺强化脱氮除磷中试装置。当进水......
At low basicity and low temperature,the dephosphorization behavior and phosphorus distribution ratio (LP) between slag a......
Effect of direct charging of hot recycled slag on hot metal pretreatment dephosphorization in a deph
Industrial experiments were carried out to investigate the effect of the direct charging of hot recycled slag (DCHRS) on......
The relation of Lp(the ratio P content in slag to P content in ferromanganese) and L_(mn),(the ratio Mn content in slag ......
The dephosphorization in large converter was studied by sampling and measuring temperature with sublance during blowing.......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
To produce the steel with phosphorus less than 0.007% (mass percent),the double slag process has been optimized in basic......
Distribution of P2O5 between solid solution and liquid phase in dephosphorization slag of CaO–SiO2–F
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
为优化转炉冶炼工艺,进行了180 t顶底复吹转炉的少渣低温高效冶炼试验,实现前期渣碱度平均为1.91,前期脱磷率平均为56.25％,后期渣碱......
Vacuum Treatment for Simultaneous Desulphurization and Dephosphorization of Hot Metal and Molten Ste
The vacuum treatment for simultaneous desulphurization and dephosphorization of hot metal and molten steel with pre-melt......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The equilibrium distribution ratio of phosphorus between CaO-CaF2 molten slag and Fe-C-P melt at 1450 ℃ was measured.Th......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
针对武钢炼钢总厂二分厂生产的双相钢D4E1磷含量超出内控炉数较多、内控命中率低、表面质量有缺陷的问题,通过对炼钢、连铸工艺进......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Effects of oxygen potential and flux composition on dephosphorization and rephosphorization of molte
The dephosphorization experiments of low phosphorus containing steel by CaO-based and BaO-based fluxes were carried out.......
The slag formation path is important for efficient dephosphorization in steelmaking processes. The phosphorus capacity a......
Mass transfer of phosphorus in high-phosphorus hot-metal refining was investigated using CaO-FetO-SiO 2 slags at 1623 K.......
Phosphorus partitioning and recovery of low-phosphorus iron-rich compounds through physical separati
The Linz-Donawitz(LD) steelmaking process produces LD slag at a rate of about 125 kg/t. After metallic scrap recovery, t......
The molten steel was dephosphorized by high basic BaO-based slags (BaO-CaO-CaF2) to achieve ultra low phosphorus level. ......
Effects of oxygen potential and flux composition on dephosphorization and rephosphorization of molte
The dephosphorization experiments of low phosphorus containing steel by CaO-based and BaO-based fluxes were carried out.......
Alkali-leaching and acid-leaching were proposed for the dephosphorization of Changde iron ore, which contains an average......
Dephosphorization behavior of monazite concentrate with charred coal at high temperature was investigated. It is found t......
针对高磷鲕状赤铁矿复杂的矿石性质以及嵌布粒度细等问题,详细介绍了目前常用的脱磷工艺,即常规浮选法脱磷、磁化焙烧脱磷、浸出脱......
随着当今社会对资源、环境保护等方面的日益重视,传统的高碱度、高氧化性、大渣量的脱磷理念越来越受到限制。通过对转炉脱磷过程......
脱磷有利条件为“三高一低一良好”,“三高”分别指适度的高碱度R、高FeO、大渣量;“一低”指适当的低温,这两项为热力学因素;“一......
冶炼82B主要从入炉废钢、高碱度渣、双渣法、温度控制、高拉补吹法、挡渣出钢、避渣操作、钝化炉渣等方法控制钢中磷含量,本文主要......
转炉大补炉后冶炼第一炉钢时钢中磷含量容易偏高,有时甚至超出钢种要求的磷含量上限.结合某厂90t转炉大补炉后冶炼第一炉钢时的生......
在对复吹转炉脱磷过程的机理分析的基础上，应用冶金热力学、动力学、传输原理和反应工程学理论。建立了转炉冶炼脱磷过程数学模型，确......
以刚玉管代替透气砖做实验,研究了铁水喷粉脱磷过程中耐火材料的烧损情况及其影响因素.结果表明：脱磷粉剂成分及载气种类对喷粉用耐......
采用石灰系熔剂处理低硅、高锰,中磷铁水,以研究锰和磷的氧化。实验结果表明:在1573～1623K,铁水中[％Mn]>0.32时,锰比磷优先发生氧化;......
在１７７３Ｋ，通过磷在ＢａＯ基渣系和不锈钢粗钢液之间的平衡实验，研究得出磷酸盐容量和渣组成，光学碱度及温度的关系。......
采用CaO-Al2O3-MgO-BaO-CaF2渣系,在实验室内依据冶金热力学和动力学理论进行热模拟实验,对不同量的原料配比进行了精炼渣的脱磷实......
介绍了高磷鲕状赤铁矿的资源状况以及脱磷难点.结合最近几年选矿工作者针对鲕状赤铁矿脱磷所做出的研究工作,总结了利用反浮选脱磷......
采用生物质还原焙烧的方法实现鄂西某髙磷赤铁矿磁性转化并有效脱磷,再通过动态磁选的方法回收铁精矿。研究确定了生物质用量、焙......
根据某鲕状高磷赤铁矿的矿石性质,采用反浮选—焙烧—磁选流程,获得铁品位60.09%,铁回收率70.04%,含磷0.23%的铁精矿,有效地解决了......
根据冶炼工艺和现场数据，对转炉终点磷含量的预报方法进行了研究，采用自组织神经网络模式识别方法对303炉现场数据进行了分类，分析了......
为了生产超低磷钢,在1 600 ℃用高碱度CaO-CaF2-FeO系渣对低磷钢水进行了炉外深脱磷的研究.分析了氧化性和碱度对脱磷效果的影响,......
理论计算高碳出钢冶炼所需的铁水比较常规工艺高2.9%。研究了转炉冶炼前期的脱磷规律。结果表明:转炉冶炼前期炉渣碱度控制在1.8~2......
介绍了国内外少渣炼钢的技术现状，分析了攀钢实现少渣炼钢的可能性，讨论了与少渣炼钢相关的一些技术问题。......
介绍了攀钢纯净钢生产工艺和试验结果,对纯净钢生产的脱磷、脱硫以及氧氢氮的去除工艺进行了分析,建立了以半钢炼钢技术为代表的攀......
结合承德钢厂转炉半钢特性,在100t钢包中使用侧吹氧枪和底吹氩气进行工业脱磷试验。试验表明,大供氧流量条件有利于提高炉渣的脱磷......
本文在脱磷理论分析基础上,通过对济钢210吨顶底复吹转炉冶炼X80、X90等高级别管线钢的工艺研究,通过优化转炉供氧和加料工艺,合理......
通过对150 t转炉双渣深脱磷的生产试验,分析了一倒、二倒工艺控制对脱磷的影响,结果表明控制倒炉温度、熔渣碱度、渣中ω（Fe O）、半......
转炉炼钢脱磷主要在冶炼初期和后期。根据转炉冶炼初期元素氧化的基本规律，计算了磷等铜中元素在不同温度下的平衡氧位，对比分析了1．7......
通过研究宁钢180 t复吹转炉单渣深脱磷工艺,根据实际铁水条件,确定转炉吹炼制度、造渣制度、温度制度等方面影响转炉脱磷效果的关......
对微硅粉酸浸溶出除磷进行试验研究,溶液pH值对除磷效果影响显著,pH值越小,除磷效果越好。着重探讨了磷在去除过程中的行为,并通过......
云南某菱铁矿石铁品位偏低,矿物嵌布粒度复杂,有害元素含量高,属难选矿石。本文对该矿石进行了反浮选脱硫磷试验,并取得了较好的结......
