转炉

For KISC, the technology shall firstly use high-phosphorus ironstone efficiently which can not completed by the current picking technology or blast furnace process, to greatly reduce ironstone cost that occupies the most proportion of iron and steel production cost, easy cost pressure caused by international and domestic shortage of production materials, induce transportation risk, to assuringly supply KISC with a great deal of cheap raw materials and create great economic profit; Secondly it shall promote KISC to update its products, especially high-added-value products of lowest phosphorus and lowest sulfur, to enhance its ability to adapt market and gain profit; Thirdly it shall improve technical and economic indexes of blast furnace and converter, and be helpful for efficient blast smelting and less-slag melting of converter process; Furthermore the technology shall greatly promote the stable operation of melting process and the control of the production of high-temperature and high-quality casting blank, to realize efficient continuous casting and continuous casting and rolling to improve KISCs production intensification; Finally the technology shall distribute melting functions and optimize production processes, to improve the auto-control of melting and continuous casting, to realize the integrated management of technology, equipment, production organization and management, logistic management, and production running of smelting, continuous casting and rolling.

对昆钢而言，该技术的应用，首先可以经济有效地实现现有采选技术及高炉冶炼所不能完成的高磷铁矿石的利用，大幅度降低在钢铁生产中占绝大比例的原料成本，缓解国际国内生产原料紧张而造成的成本压力，为昆钢创造巨大的经济效益；其次可以促进昆钢产品的升级换代特别是高附加值超低磷、超低硫钢种的开发，增强昆钢的市场适应能力和效益创造能力；再次可促进高炉及转炉技术经济指标的改善，降低生产成本，且利于转炉生产实现高效吹炼和少渣冶炼；此外，该工艺能显著提高冶炼环节的平稳顺行及高温、高质量铸坯生产的可控程度，可实现高效连铸和连铸连轧生产，提高昆钢生产的集约化程度；最后，该工艺能实现冶炼功能的分工和生产流程的优化，可提高昆钢炼钢与连铸生产的计算机自动控制程度，有效促进炼钢—连铸—轧钢的工艺、设备、生产组织和管理、物流管理、生产操作等环节的一体化管理的实现。

According to current smelting process and production data,the method for predicting end-point phosphorus content of BOF was investigated.

根据现场的冶炼工艺和生产数据，研究了转炉冶炼终点磷的预报方法；采用机理模型和偏最小二乘模型分析了终点磷的影响因素；建立了基于偏最小二乘回归的转炉终点磷的预报模型。

Creep properties of BB503 steel, STE355 steel and SM41CN steel are studied by creep test. With the creep test data the surplus-life prediction of BOF shell has been completed by using"θ-Concept Project"method.

对宝钢自产BB503钢、STE355钢以及2#转炉现役炉壳SM41CN钢的蠕变特性进行了试验研究，在对蠕变数据外推的基础上，使用"θ—Concept"法对宝钢2#转炉现役炉壳的残余寿命进行了预测分析。

Based on the present converter condition,the temperature range of dephosphorization was obtained by thermodynamics calculation.

根据现有转炉设备条件，通过热力学计算确定转炉前期脱磷温度范围，并在现场实验中掌握好倒渣时机、渣碱度、加料量和出钢温度，确定最佳脱磷工艺。

Converter steam can be fully used via increasing the running pressure of boiler, enlarging accumulating capacity, bring converter's boiler to play double function, improving steam quality, steadying steam pressure for RH and so on.

通过采取提高余热锅炉运行压力、增大蓄热容积、转炉汽化装置"一机两用"、改善蒸汽品质、恒定供真空泵的蒸汽压力等措施，转炉蒸汽能够充分得以利用。

The calculation indicates that converter heat insulation layer thickness of asbestos board is about 30 mm.

对重钢50t转炉进行了炉壳温度场分析，计算表明：转炉隔热层石棉板的厚度为30mm时，炉壳温度就能控制在360℃以内，低于炉壳材质的蠕变温度。

The paper presents the application and problems of electrostatic precipitator of the converting furnace in Yunnan Copper Co.

介绍云南铜业公司转炉电收尘器的应用情况，以及存在的问题，分析探讨转炉电收尘的最佳运行状态和优化出口含尘指标的情况。

After data pretreatment with this method,the mean and maximum residual absolute value of training set and testing set are decreased by 26.7%、41% and 10%、45% respectively.

结果表明，该方法对于转炉预测模型的数据筛选行之有效，对转炉预测模型的进一步完善有一定的实用价值。

The apparatus comprises: a converter with refractory lining, an injection oxygen lance in the converter, a solenoidal coil in the lining, a DC generator, and a modulation signal generator.

本发明的设备包括：配有耐火内衬的转炉(1)、置于炉内的喷吹氧枪(3)、布置于转炉内衬中的螺管线圈(5)、直流电源部分、调制信号发生部分。

One is gunning material for converter crown,trunnion and slag line and the other is repairing materials for two large working faces in the converter.

本公司生产二种转炉炉衬用修补料，一种是用于炉帽、耳轴、渣线的喷补料，一种是用于两个大面的修补料，是转炉维护和投补用的最佳材料。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。