The coke combustion process in iron ore sintering is dependent on the coke size. 铁矿石烧结中焦粉的燃烧过程取决于焦粉的粒度。
Based on the characteristics of raw materials, the laboratory sintering experiments with different coke size were conducted to find the proper partical size of coke. 针对原料条件的特点,进行不同焦粉粒度的烧结试验,寻找适宜的焦粉粒度指导生产。
Study on coke size distribution in bell-type charging in CDQ shaft 干熄炉料钟布料焦炭粒度分布的研究
An Approach to Coke Breeze Slurry Improvement on Sintering Coke Breeze Size 焦屑浆的探索改善烧结焦粉粒度的研究
Effect of Coke Ingredient and Size on Production of Yellow Phosphorus by Electric Furnace Process 焦炭组分及粒度对电炉法生产黄磷的影响
In this paper, the mechanism of coke size segregation in the radial direction of pre-chamber in CDQ shaft was investigated by experiment and numerical analysis. 采用实验和理论模拟相结合的分析方法,对布料焦炭在干熄炉预存段粒度偏析机理进行了研究。
Terrace is composed basically of layers with ore and coke and of uniform particle size distribution. 平台基本为矿焦层状结构,粒度分布较均匀,对气流控制作用强,促进气流分布稳定,是无钟布料的重要基础。
The national standard for coke and its physico chemical characteristics are presented, the experience in phosphorus production is summed up, and the effect is analyzed of such factors as specific resistance of coke, its composition and particle size on furnace production. 介绍了有关焦炭国家标准和理化特性,总结了黄磷生产经验,分析了焦炭比电阻、组份以及粒度等因素对电炉生产的影响。
It discusses the operation condition and keys in melting silicomanganese with low slag ratio. It also expresses the mutual relation of Al2O3 in charging with technological parameter of furnace, coke particle size and its effect on index, such as electricity consumption and so on. 论述了低渣比冶炼锰硅合金的条件和操作要点,阐明了炉料中Al2O3与电炉工艺参数、焦炭粒度之间的相互关系及其对电耗等指标的影响。
On the effect of coke size on sintering process 不同焦粉粒度对烧结过程影响的探讨
Study on the Flow Behavior of High Sulfur Coke with Different Particle Size Distribution in a Novel Riser 不同粒度分布高硫焦颗粒在新型组合提升管燃烧器内流动特性的研究
Experimental apparatus was a cold three-dimensional semicircle model for bell-type charging, which was used to study the influences of different kinds of bells and different stock line levels on the distribution of coke size in the pre-chamber. 实验制作了冷态三维半圆料钟布料模型,考察了不同形状的料钟和不同的料线深度对焦炭粒度在干熄炉半径方向上分布的影响。
The resistance loss on coke bed in CDQ chamber is measured, the influence of inert gas cooling quantity, coke size and shape factor on resistance loss is studied. 测量了干熄炉内焦炭床层的阻力损失,研究了鼓风量、焦炭直径以及形状因子对阻力损失的影响。
The sinter pot test proves that economic and technical indexes of the sintering process with suitable mixture of coke fires size can be obviously improved. 实验证明,使用适宜粒度组成的焦粉,可明显改善攀钢烧结的技术经济指标。
The result indicates the pore structure of coke is obviously destroyed in the soften-melting zone, the ability of resistance to degradation is decreased and coke size is degraded mostly in the tuyere raceway. 试验结果表明,在软融带焦炭内部结构被明显破坏,抗劣化能力下降;在风口回旋区焦炭磨损产生大量粉焦;
According to the feature of coke heat exchanging in CDQ chamber, the test on the parameters such as coke size and cooling gas flow was made with the CDQ model. 根据干熄炉内焦炭换热的特点,用干熄炉模型对焦炭粒度和冷却气体流量等参数进行了试验。
Experimentation at the stamp charged battery of Tata Steel reveals that increased carbonization time results in closely sized coke with improved mean size. 塔塔钢厂的实验表明,焖炉可提高焦炭的平均尺寸和焦炭结构的致密性。
Flow Behavior of High-sulfur Petroleum Coke with Different Particle Size Distributions in a Novel Strong Mixing Reactor 不同粒度分布的高硫焦颗粒在强混燃烧器内的流动特性
In the case of coke particles with many kinds of grain size, the molding pressure and the grain mixing ratio have a little effect on the compressive strength coefficient. 对多粒度组成焦炭颗粒而言,模压压力及粒度组成配比对其耐压强度系数的影响不甚明显;
It is concluded that with a certain degree of CO_2 reaction, both high stability of coke size and drum strength are essential for good blast furnace coke, which may be obtained by improvements in coke-making technology. 作者认为,使焦炭在CO2反应到一定程度后仍具有块度与强度较高的稳定性,将是良好的高炉焦炭必要条件,这可以通过炼焦工艺的改进来达到。
The results show that the variation laws of local heat exchange factor and average heat exchange factor are similar, to increase cooling inert gas flow is beneficial to increase heat exchange factor, the heat exchange factor is increased with small coke size. 结果表明,局部换热系数和平均换热系数的变化规律相似,增加冷却气体流量有利于提高换热系数,换热系数随焦炭粒度小而增加。
The test results showed that the average volume heat exchanging coefficient was increased with the reduction of coke size. 结果表明,平均体积换热系数随焦炭粒度变小而急剧增加。
Most of soluble coke is adsorbed in mesopores with pore size from 4 to 8 nm, leading to the increase of the fraction of lager pores. 积炭主要发生在4~8nm范围的中孔内,导致反应后的催化剂大孔范围的孔分布所占的分数增大。
Study on Influence Regularity of BF Tuyere Diameter and Coke Particle Size on It 高炉风口直径和风口焦炭粒度对高炉影响规律的研究
The mechanism of coke size degradation in BF and the influence of the volume of PCI on the degradation are researched by the method combining the partial simulation test of BF with simple research of coke property in tuyere. 采用实验室模拟高炉局部条件和风口焦取样分析相结合的方法,研究了高炉中焦炭粒度降解的机理,及高炉喷煤量对焦炭粒度降解的影响。
Application of the New-type Coke-cutter with Gear-ring in Adjustment of Coke Size 新型齿圈式切焦机在焦炭整粒中的应用
Four technological factors such as coke size, basicity, addition of coke and smelting time were discussed in the carbothermic reduction of red mud obtaining ferro-silicon alloy and calcium aluminate. 具体的研究内容包括:一、研究了碳热还原赤泥提取硅铁合金和合成铝酸钙的工艺因素,主要探讨焦炭粒度、原料二元碱度、焦炭配量和冶炼时间四个因素。
And the desulfurization augments rapidly along with the temperature, calefaction time, oxygen concentration and a decrease in the coke particle size. 研究表明,脱硫率随温度升高、加热时间延长、氧浓度提高和焦粉粒度减小而迅速升高。