底吹供气强度对成渣过程有很大影响；
The effect of strength of bottom blowing gas on the process of slag formation is obvious.
电炉底吹系统存在直接搅拌与间接搅拌两种形式；
There are two systems in the bottom blowing system of EAF, which are direct and indirect blurring.
分析顶底复吹转炉底吹失效的原因并提出预防措施。
The causes of bottom blowing failure for combined blowing converter were analyzed and the preventive measures were put forward.
吹氩座砖是与底吹氩透气砖同步开发的配套高新技术产品。
Argon-blown pocket block is a supportive new and hi-tech product developed simultaneously with bottom-blow argon vent brick.
实践证明，底吹电炉取得了良好的冶金效果，并具有发展前景。
Proved by practice, bottom blowing arc furnaces have got fine effect and will have good prospect.
文中给出了有关纯顶吹、纯底吹和顶底复合吹的有关搅拌情况。
The information on top, bottom and top-bottom mixed blowing with regard to the mixing time are given.
并在此基础上对底吹CO_2的钢液搅拌能力进行了理论分析。
On the basis of the study, the stirring energy of bottom-blown CO_2 in liquid steel hasanalysed theoretically.
评述了氧气底吹熔炼—鼓风炉还原炼铅新技术的特点和生产实践。
The characteristics of new lead smelting technology of oxidizing in bottom blowing furnace and reduction smelting in blast furnace and the plant practice are reviewed.
分析了底吹模式、透气砖数量和布置等因素对复吹冶金特性的影响。
The factors affecting metallurgical characteristics such as the number and the arrangement of the permeable element as well as the bottom-blown pattern are dis-cussed.
试验表明，氧气底吹精炼工业硅的方法在技术上和经济上都是可行的。
The experiments show that this method refining silicon metal by oxygen bottom blowing is feasible both in technology and in economy.
同时对供氧参数和底吹强度对低碱度渣脱磷的影响进行了相应的讨论。
The effect of oxygen blowing parameters and bottom blowing intensity is discussed.
本文通过水力模型试验，提出采用一个底吹供气元件并偏心布置的观点。
A viewpoint of applying a bottom blowing gas supply component that is eccentrically arranged, is put forward in the article by means of hydro-model test.
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.
结果表明，熔渣降低真空脱氮速率，底吹氩能减少熔渣对真空脱氮的阻力。
It is found that slags decrease the rate of vacuum denitrogenation and vacuum argon blowing decreases the denitrogenation resistance of slags.
随底吹氩气流量的增加，脱碳速度加大，此种作用在低碳区影响尤为明显。
The decarburization speeds up, as the ar blow rate increases, and the influence of argon flow rate on decarburization is greater in the low carbon zone.
为考察顶吹氩、侧吹氩及底吹氩的冶金效果，分别进行了三种吹氩工艺的对比试验。
Comparative experiments were conducted to investigate the metallurgical, effects of top, bottom side and bottom argon blowing techniques.
介绍钢包底吹氩工艺，并对钢包吹氩工艺过程中的几个关键工艺参数加以分析论述。
The ladle bottom argon blowing technology is introduced, and the key technological parameters are analysed.
为了降低工业硅中的钙、铝含量，介绍了氧气底吹精炼工业硅的工艺设备和工艺操作。
In order to decrease Ca and al content in silicon metal, the process equipments and operations of refining silicon metal by oxygen bottom blowing are introduced.
顶底复吹时，为取得较好的效果，亦存在顶吹-底吹气量的最佳配合及相应的有利位置。
There were optimum matching of top blowing rate and bottom blowing rate and corresponding location during top-bottom blowing to get better effect.
模拟人的思维方式，用模糊控制与PID控制相结合实现在钢包底吹氩系统中流量控制。
A flow control method which combines fuzzy control and PID control and simulate human intellection is realized in the system of blowing argon from ladle bottom.
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.
介绍了底吹熔池炼铜技术的特点、处理复杂金精矿的效果以及在越南、东营、牟平的应用情况。
This paper describes the technical features of oxygen bottom-blown bath smelting of copper, the effect in refractory gold concentrates treating, and the application in Vietnam, Dongying, Muping.
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.
透气砖是超高功率电炉底吹技术的关键元件，本文介绍了国产透气砖在超高功率电炉上的应用情况。
Purging plug is one of the key parts in the technology of UHP electric arc furnace(EAF) bottom blowing. The application of the domestic purging plug in UHP EAF is introduced in the present paper.
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.
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.
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.
建立了底吹钢包内加入合金后的运动过程数学模型，计算了铁锰合金颗粒在吹氩钢包内的熔化过程和运动轨迹。
A mathematical model is developed to analyze the movement of Fe Mn alloy in a bottom stirred ladle, the melting process and trajectories of alloying addition movement are calculated.
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.
结果表明，不采用多孔介质模型计算的气泡的逃逸速度比采用多孔介质模型大，且随着底吹流量的增加，偏差加大。
The results show that when the porous media model is not used, the calculated escape velocity of bubbles is larger, and the difference becomes larger with increasing the gas flow rate.
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