查询词典 blast injection

Coal injection is one of the most important technical developments in recent years inthe blast furnace production.

喷吹煤粉是近年来高炉炼铁最重要的新技术之一。

In the process of pulverized coal injection into blast furnace, the blowpipe plays an important role in pre mixing the pulverized coal and oxygen, pre heating them and improving the pulverized coal pyrolization and combustion of the coal.

在高炉富氧喷煤过程中，直吹管使喷入的煤粉与氧气预混、预热，并促使煤粉的热解和部分煤的燃烧。

Lean coal is rich in China, and its properties, including ash, sulfur and caloricity, are similar to those of the anthracite used in Baosteel, except for a bit more volatile component. Its explosion and coking properties are suitable for the blast furnace coal injection.

贫煤是较为丰富的资源，工艺性质除挥发分略高外，灰分、硫分、发热值等指标都与常用无烟煤接近，其爆炸性及结焦性也符合高炉喷吹要求。

Quantitative analysis is adopted, for example SWOT analysis method, internal and external factor evaluation matrix and so on. Based on that , This paper establishes the development strategy of blast-injection base, and put forwards some interrelated measures.

本文在科学发展观的指导下，对基于钢铁高炉喷吹以L集团公司的贫煤和贫瘦煤种洗选的高炉喷吹煤这一国际领先技术的运用进行了科学的分析和论证。

In order to reduce CO_2 emission and energy consumption in a blast furnace,it is necessary to investigate the effects of some factors on direct reduction from wustiteto ironwith high oxygen enrichment and high injection of hydrogenous fuel,such as the composition and temperature of reducing gas mixture and the water-gas shift reaction .

为了减少高炉 CO_2排放和能源消耗，有必要考察在高富氧或全氧鼓风高炉大喷含氢燃料条件下，混合气体成分、温度及水煤气置换反应等因素对烧结矿浮氏体 FeO_1。

Because of the limitation of the natural resources and development of coal injection in blast furnace, it is very difficult to use non coke ironmaking in China.

由于我国的资源条件有限和国内高炉喷煤量的迅速提高，应用非高炉炼铁技术在国内形成规模产业是非常困难的。

Blast furnace auxiliary facilities include: hot-blast stove, gravitation dust catcher, water granulated slag piling yard, main control room, gas cleaning system, blower station, de-dusting system for cast-house, coal powder injection system, mud milling room, switchgear station, material charging system

高炉辅助设施包括：热鼓风炉，重力除尘器，水渣设施，主控室，煤气净化设施，鼓风机站，出铁场除尘系统，煤份喷吹设施，碾泥机室，开关站，原料装料系统，冷却塔，浊环水泵站，沉定池，连铸机，铁块库，，铁水罐修理间，铁水称重系统。

The uniform and fine powder is benefit to burning in blast furnace,and reducing the production cost and creating the condition to implement highpulverized coal injection with oxygen-enriched blast.

在原生产条件不变的情况下，球磨机台时产量由原来的 10.5t/h 提高到 12.5t/h ，煤粉粒度均匀变细，有利于高炉的燃烧，并降低了生产成本，为高炉下一步实现富氧大喷煤创造了条件。

Through characteristic analysis on the vanadic titanomagnetite smelted in BF,it is realized that the injection of pulverized coal is advantageous to smelting vanadic titanomagnetite in blast furnace under the condition of complete combustion.

通过分析钒钛磁铁矿高炉冶炼的特殊性，认为在保证煤粉燃烧率的前提下，喷煤更有利于钒钛磁铁矿高炉冶炼，其煤比可以赶上普通矿高炉冶炼的领先水

A model for predicting the sulphur content in hot metal based on neural networks is introduced. Blast temperature, blast flux, top temperature, burden, coal injection rate, sulphur content in ore, sulphur content in coke, sulphur content in coal and silicon content of last tap were selected as inputs. The inputs were treated with time lag to improve prediction.

采用3层BP神经网络来预报高炉铁水硫含量，根据高炉冶炼的实际生产数据，选取风温、风量、炉顶温度、焦炭负荷、喷煤量、矿石硫含量、焦炭硫含量、煤粉硫含量和上一炉铁水硅含量9个因素作为输入变量，为提高神经网络预报的准确率，对输入参数进行时滞处理。

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。