转炉

By optimizing smelting-technology,controlling the component of slag effectively, optimizing air supply model of bottom blown and improving the the technology of slag splashing ,the problem of bottom rising and air brick corrosion have been solved, the effect of bottom blown has been increased, the quality of molten steel has been improved.

概述了唐钢第一钢轧厂转炉顶底复吹工艺的情况，通过对转炉冶炼工艺的优化，炉渣成分的有效控制、底吹模式的优化、溅渣护炉工艺的改进，解决了炉底上涨与透气砖侵蚀的问题，提高了底吹效果，改善了钢水质量。

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

在不新增设备的前提下，通过优化转炉冶炼工艺，使用复吹转炉多功能法进行铁水脱磷，提高转炉脱磷率。

Based on the research, founded on existing production conditions, production capability and technical natures of KISC, especially its own development requirements, linked with the development trend of the iron and steel industry, fully considering the continuity of equipment upgrade and technical optimization of KISC, guided under principles of validity and benefit, the writer analyses and argues that in current conditions. KISC shall not adopt the hot metal pretreatment of desiliconization, dephosphorization and desulphurization, but the end-point converter process to improve the dephosphorization effect. But according to the development plan of KISC, with its scale development, upgradeof equipment and technical conditions and implementation of a plan to use high-phosphorus ironstone, its more suitable to adopt the converter-shaped pretreatment of desiliconization, dephosphorization and desulphurization.

在此研究基础上，立足昆钢当前生产条件、生产能力和工艺特点，特别是昆钢自身发展需要，结合钢铁工业发展趋势，充分考虑昆钢现行装备改造和工艺优化的延续性，以有效性和经济性原则为指导，分析讨论了在昆钢当前条件下，不适宜采用铁水"三脱"预处理工艺，而宜考虑采用转炉复吹技术以达到改善转炉吹炼过程脱磷效果的目的；而根据昆钢的发展规划，随着昆钢的规模化发展，生产装备及工艺条件的更新改善及利用高磷铁矿计划的实施，则适宜采用转炉型"三脱"预处理技术。

For the sake of using LDG better, increasing LDG reclaimable capacity every ton steel, decreasing comsumption in the first energy sources, openning up LDG users ceaselessly, we decide to replace COG by LDG as the fuel of steel jar baking apparatus and introduce HTAC technology in the alteration of economizing energy sources.

为了更好的使用转炉煤气，提高转炉煤气的吨钢回收能力，减少一次能源的消耗，不断开发转炉煤气用户，用转炉煤气取代焦炉煤气作为钢包烘烤器燃料，并且采用高温空气燃烧技术对钢包烘烤器进行了节能技术改造。

Development and Application of Magnesia-Carbon Taphole Brick for a 60 t Ultra-High Power Electric arc Furnace;2. Using of selfflowing mending material to mend taphole of 25t converter in Laiwu iron and steel general works,it can overcome the defects which are consisted of mending material on taphole to be corroded easily and difficulty to control the tapping time,etc,.

采用自流补炉料修补莱钢25t转炉出钢口，克服了原出钢口喷补料易被侵蚀而造成的出钢口寿命短、出钢时间不好控制等缺陷，使转炉出钢口寿命大大提高，出钢时间一般能控制在90～120s，降低了放钢温度，提高了转炉炉龄及其他经济技术指标。

Steel converter is the main equipment in steel-making, and the drive mechanism, trunnion bearing, is the key component of steel converter.

炼钢转炉是炼钢生产的重点设备，而转炉的传动机构——耳轴轴承又是炼钢转炉的关键部件。

The adaptability of BF-BOF zone has been researched for the higher speed continuous casting by comparing between Baosteel and Wakayama Steel Works, in which the desiliconization, desulphurization, and dephosphorization are separated.

高炉—转炉—连铸机在&1—1—1&对应配置的条件下，高炉有效容积限制了转炉的最大公称容量；连铸机常用的最大工作拉速决定了转炉的最小公称容量。

Based on the research, founded on existing production conditions, production capability and technical natures of KISC, especially its own development requirements, linked with the development trend of the iron and steel industry, fully considering the continuity of equipment upgrade and technical optimization of KISC, guided under principles of validity and benefit, the writer analyses and argues that in current conditions. KISC shall not adopt the hot metal pretreatment of desiliconization, dephosphorization and desulphurization, but the end-point converter process to improve the dephosphorization effect. But according to the development plan of KISC, with its scale development, upgradeof equipment and technical conditions and implementation of a plan to use high-phosphorus ironstone, its more suitable to adopt the converter-shaped pretreatment of desiliconization, dephosphorization and desulphurization.

在此研究基础上，立足昆钢当前生产条件、生产能力和工艺特点，特别是昆钢自身发展需要，结合钢铁工业发展趋势，充分考虑昆钢现行装备改造和工艺优化的延续性，以有效性和经济性原则为指导，分析讨论了在昆钢当前条件下，不适宜采用铁水&三脱&预处理工艺，而宜考虑采用转炉复吹技术以达到改善转炉吹炼过程脱磷效果的目的；而根据昆钢的发展规划，随着昆钢的规模化发展，生产装备及工艺条件的更新改善及利用高磷铁矿计划的实施，则适宜采用转炉型&三脱&预处理技术。

The technique of audio frequency slag melting has been exploited for top and bottom combined blown converter in 150 t combined blowing converter of Tangshan Iron and Steel Company.

在唐钢150 t复吹转炉上开发出适用于百吨以上顶底复吹转炉的音频化渣技术，并根据音频曲线实现了转炉吹炼操作的量化分级管理。

In the process of converter smelting, a fair quantity of iron oxide ball with high grade, low moiwture content and low in purity is added to converter instead of ore as the adjusting agent of temperature and slag.

在转炉冶炼过程中向炉内试验加入一定量的含铁品位高、水分少、杂质低的氧化铁球来代替矿石，作为转炉调温调渣剂，结果表明，加入氧化铁球后，转炉反应平稳，调渣迅速，不会产生剧烈反应造成喷溅，并有利于提高金属收得率。

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。