This paper shows recent technological progress of blast furnace on concentrate, pulverized coal injection etc.
论述了当前中国高炉炼铁在精料、喷煤等方面的技术进步；
The pulverized coal injection system is the main electric equipment that be special stress on protecting for the rotary kiln.
煤粉喷吹系统为回转窑重点保护的主要电气设备。
The increase of high blast temperature is an effective measure to enhance pulverized coal injection rate, reduce energy consumption, and cost.
高风温是高炉提高喷煤比、降低工序能耗、降低成本的有效措施。
Effects of the grain size of pulverized coal injection in BF on combustion performance are studied by self-made experimental rig for combustion of pulverized coal.
利用自制的燃烧实验装置，研究了鞍钢高炉喷吹煤粉粒度对燃烧性能的影响。
The parameters of the pulverized coal injection pipes in different stages have been optimized on the basis of theoretic analysis and industrially experimental data.
通过理论分析，并结合工业实验数据，优化了不同生产阶段喷煤管调整的工艺指标。
Some detail problems existing in sinter, blast furnace pulverized coal injection and BF operation were summarized, and some motheds solving problems were introduced.
对烧结、高炉喷煤及高炉操作过程中在某些细节上存在的问题进行了分析，并介绍了相应的解决方法。
Under high speed preheat in blast furnace and gasification in iron-bath for smelting reduction the pyrolysis of pulverized coal injection is the first important stage.
高炉喷吹煤粉和熔融还原铁浴粉煤气化等高速加热条件下，快速热分解是第一步。
The Pulverized Coal Injection of Blast Furnace has won praise prize of Excellent Reconnaissance and Design of Project from the Guangzhou Construction Committee in 1998.
广钢高炉喷煤工程1998年获广州市建委优秀工程勘察设计表扬奖。
The reconstruction method, namely changing layer coal combustion for pulverized coal injection combustion, and temperature control of combustion chamber of directed fired dryer are introduced.
介绍对烘干机燃烧室的改造方法，即改层煤燃烧为喷煤粉燃烧，并对温度实施控制。
Injecting blended pulverized coal combined with oxygen-enriched blast and enhancing wind temperature can notably improve the combustion properties of blast furnace pulverized anthracite injection.
大量富氧效果最为明显，比较而言，混合喷吹，辅以富氧及加入助燃剂能够显著提高煤粉的燃烧性能。
The initial position and velocity of pulverized coal at oxygen-coal lance outlet has been proposed, thus injection of pulverized coal in the blast furnace can be simulated.
给出了氧煤枪出口处煤粉颗粒初始位置和初始速度的分布，从而为高炉煤粉喷吹的数值模拟打下了基础。
The rotational jet and local oxygen enrichment can improve the mixing of oxygen and pulverized coal, but the effect of coal injection is weak on the whole flow field in blowpipe.
结果表明，氧-煤喷枪的漩流、富氧率等仅在氧枪出口的有限区域内对流场有较大的影响；
The Steam-injection Boiler Burning Pulverized Coal Control System has been built using ADAM5510 in order to reduce the fuel cost.
为降低稠油热采燃料成本，利用ADAM5510构建了燃煤注汽锅炉控制系统。
Because of absence of unburned pulverized coal and coal ash, the change in composition from primary slag to final slag is small, so the slag formation in gas injection blast furnace is improved.
由于没有未燃煤粉和煤粉灰分的加入，初渣到终渣的成分变化较小，改善了喷煤气高炉的成渣过程。
Because of absence of unburned pulverized coal and coal ash, the change in composition from primary slag to final slag is small, so the slag formation in gas injection blast furnace is improved.
由于没有未燃煤粉和煤粉灰分的加入，初渣到终渣的成分变化较小，改善了喷煤气高炉的成渣过程。
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