论述了顶底复吹转炉底部供气砖工作原理、维护方法,提出了如何操作才能使底部供气砖与炉龄同步的理论与具体措施。
The work principle and maintenance method of bottom gas-feeding brick in top-bottom duplicate blown converter are stated, it is proposed how to make the bricks synchronized with furnace life.
结果证明,在不影响冶炼效果的条件下,平均每炉吹氧时间由14分钟缩短到12分钟是可行的。
The results proved that an average oxygen blowing time per heat may be reduced from 14 minutes to 12 minutes under otherwise egual conditions.
对转炉工艺溅渣护炉中影响底吹的因素进行了分析,通过优化工艺操作取得了良好的底吹透气效果。
This paper analyses the influence factors of bottom blow in the spattering lining protection. Through optimizing the process operation, it achieves good results on bottom blowing.
提高转炉供氧强度可以有效地缩短每炉钢的吹氧时间。
The time of blowing oxygen can be shorten efficaciously by increasing supplying oxygen intensity in converter.
本文介绍了LF精炼炉底吹氩过程控制系统的工作原理、工艺要求、建模过程、控制策略以及控制系统的实现。
This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of LF refining furnance bottom blowing Argon control system.
硅氧化放热有利于铁水脱硫,这将部分抵消喷吹后炉缸氧势升高对脱硫的不利影响,结果生铁硫含量基本稳定。
It will counteract partially the harmful influence of oxygen potential elevation by the injection. As the result, the content of sulfur in hot metal basically remains stable.
通过铁浴式熔融还原炉的水力学模型,实验研究了底吹流量、顶枪流量和顶枪枪位对熔融还原炉内混匀时间的影响。
The effects of bottom blowing flow rate, top blowing flow rate and top lance level on mixed time in iron bath of smelting reduction furnace were studied with water modeling.
根据AOD炉吹氮气冶炼含氮不锈钢的生产条件,运用BP神经网络建立了含氮不锈钢氮含量预测模型和吹氩时间预测模型。
Based on AOD refining practice, the model was established to predict nitrogen content in stainless steel containing nitrogen and the ar blowing time by BP artificial neural network.
复吹转炉技术的实现其关键是如何保证底吹喷嘴寿命与炉龄同步的问题。
The key to implement combined blowing technology is how to insure life-span of bottom nozzle as long as campaign of convertor.
本文介绍了炼钢电弧炉采用的煤氧喷吹系统及工艺,阐述了该技术在电炉炼钢生产中的节电效果,同时提出需要进一步改进技术和提高的方向。
The article introduces a coal powder and oxygen ejection system and technology on arc furnace steelmaking and states the effect on electricity saving, points out the improvement direction.
用压缩空气模拟氩气搅拌,对LF V -40型钢包精炼炉底吹氩气工艺进行水力学模型实验研究。
Hydraulic model investigation was conducted by using compressed air to simulate the bet-tom-blown argon stirring process of LFV 40 ladle refining furnace.
在无锡钢厂LFV—40型钢包炉上进行34炉工业性试验,提出了该钢包炉合理的吹氩制度。
Industrial test has been conducted 34 heats in a LFV 40 ladle furnace at Wuxi steelworks.
钢包精炼炉的熔池搅拌混合行为与普通底吹钢包的主要区别是其加热用的交流电弧和相对较厚的精炼渣。
Compared with ordinary bottom stirring ladle, heating arc and much more slag are main differences of ladle furnace.
透气砖是超高功率电弧炉底吹技术的关键元件,介绍国产透气砖在超高功率电炉上的应用情况。
The porous plug brick is the key component for bottom blowing technique in UHP EAF. The application of domestic porous plug brick to UHP EAF was introduced.
本文就氧和固体燃料向电弧炉喷吹的方法,如手动喷枪、喷枪机械手、底部喷吹和水冷喷枪进行了比较。
Methods to inject oxygen and solid materials into EAF, i. e. hand lance, lance manipulator, bottom blowing and water cooled lance, are compared.
含锆型硅酸铝耐火纤维棉,以高纯氧化铝硅石粉及锆英沙合成为原料,经电阻炉熔融喷吹或甩丝成纤工艺生产而成。
ZA Swinging Fibre, abopting HP Alumina. Silica Powder, Zirconia as the material, melted by Resistance Furnace, blowing or swinging, is produced by swinging technology.
普通型、标准型硅酸铝纤维棉,以优质焦宝石为原料,经电阻炉熔融喷吹或甩丝成纤工艺生产而成。
STD, ST Swinging Fibre, abopting Flint Clay as the material, melted by Resistance Furnace, is produced by swinging technology.
煤气发生炉点火前一定要吹扫加热炉内和烟道中可能残存的煤气。
Gas occurrence boiler ignition former must sweep of heating furnace and flue gas may remaining.
本文着重研究钟罩炉内吹扫(排气、冷吹和热吹)三种方式。
Three ways of the internal blowing-off, i. e. , cold blow, hot blow, and gas exhausting in a Clock Hood-type furnace.
通过现场实验测试,认为钢包炉吹氩搅拌过程中,氩气升温吸热对钢液温降的影响极少。
Via experiments and testing on site, the fact that argon absorbs heat during heating is considered to have very little influence on temperature drop of molten steel during stirring by blowing argon.
本文介绍了高镁喷吹料在珠钢150吨电炉的应用,分析了高镁喷吹料的护炉机理。
The paper described the application of the injection powder with high MgO in the 150t EAF at Zhujiang Steel, and analyzed the mechanism of protecting furnace of the injection powder.
钢包吹氩是炉外处理或钢包精炼许多方法中的一种,它可以均匀钢液温度,成分,脱除一部分气体与夹杂从而改善钢材质量。
Argon is a ladle furnace or ladle handling of a number of ways that it can homogeneous liquid steel temperature, composition, Removing part of mixed gases and thereby improve the quality of steel.
如机组需要停炉处理,则吹扫完成后,停运送、引风机进行闷炉。
If the unit needs to stop the incinerator, then after blowing, outage send, induced draft fan for stuffy furnace.
艾萨技术包括通过喷枪向熔池喷吹一定量的空气和氧气,同时向熔池内加入精矿、熔剂和返料。炉内物理和化学状况和综合熔炼效率在很大程度上取决于喷枪的性能。
The Isa technology comprises blowing a certain amount of blast air and oxygen through the lance into the molten bath consisting of concentrate, fluxes and reverts.
在转炉高效吹氧、低硅铁水炼钢和溅渣护炉技术开发中都起到了重要作用。
These play an important role in high efficiency oxygen blowing of converter, steelmaking with hot metal containing low silicon and the exploitation of slag splashings for protecting lining.
喷吹燃料中的碳在炉缸的燃烧率低。
Rate of burning of the carbon in injected fuel in the hearth is low;
通过“高拉补吹”、炉后增碳工艺,转炉能够冶炼出合格的高碳钢。
By way of "raising high carbon content and post blowing" as well as recarburization practice can the high carbon steel of fine quality be refined in the converter.
介绍了天钢利用顶底复吹转炉、LF精炼炉、方坯连铸、高速线材轧机工艺生产ts06拉丝专用钢盘条的实践。
The practice of the process of top-bottom blowing converter-LF refining furnace-billet casting-high speed wire rod mill for producing special TS06 wire-drawing steel wire rod is briefly introduced.
启动风机将空气鼓入加热炉炉膛,使停炉时可能残存炉膛内的煤气吹净,风机吹扫5分钟后方可送气点火。
Start up fan will air into the furnace chamber, make drum boiler stop when the gas chamber may remaining purging and fan blowing off five minutes before commencement of ignition.
启动风机将空气鼓入加热炉炉膛,使停炉时可能残存炉膛内的煤气吹净,风机吹扫5分钟后方可送气点火。
Start up fan will air into the furnace chamber, make drum boiler stop when the gas chamber may remaining purging and fan blowing off five minutes before commencement of ignition.
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