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large pulverized coal injection rate 高喷煤比
Smooth Processing of the Pulverized Coal Injection Rate Measurement Data 粉煤喷吹速率测量数据的平滑处理
PERFECTING BURDEN PREPARATION TECHNIQUE, STRONGLY ENHANCING PULVERIZED COAL INJECTION RATE 推进精料技术,大力提高高炉喷煤
pulverized coal injection rate 喷煤比
In recent years some key technologies in BF oxygen-coal injection such as oxygen-coal lance,oxygen supply and safe control,pulverized coal flow rate metering and controlling and mixed coal injection were developed. 近年来,研究开发了一系列高炉富氧喷煤关键技术,如氧煤枪、炉前供氧与安全控制、煤粉流量计量与控制以及煤粉混合喷吹等技术。
Production practices of oxygen enriched pulverized coal injection to No. 6 BF in Lianyuan Iron and Steel Group Co. 涟钢6号高炉富氧喷煤生产实践。
Revamping on medium speed coal mill for BF pulverized coal injection system of Ji'nan Iron and Steel Co. 济钢高炉喷煤系统中速磨的改造。
Then, the flow speed is in line with flow rate and kept on without being affected by subsequent pipes, thus distributing uniformly the pulverized coal injected. 结果表明，在现有高炉喷煤系统的各输送支管前安装一组具有相同几何尺寸的“喉形喷管”并满足适当压力条件时，两相流将在各喷管内发生壅塞流动。
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。
pulverized coal injection (PCI) rate 喷煤比
Some detail problems existing in sinter,blast furnace pulverized coal injection and BF operation were summ-arized,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。
To meet the high coal injection rate it is necessary to modernize PCI technology. 为了适应高炉大量喷吹煤粉，必须对高炉喷煤工艺及设备进行改造。方向是：煤场要增加储煤能力，实现自动配煤；
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；
In order to satisfy the pulverized coal injection system for the requirements of flue gas temperature, the automatic control system of flue gas temperature is designed. 为满足喷煤粉系统在制粉过程中对烟气温度的要求,设计了烟气温度自动控制系统。
A new method is proposed for analysis of oxygen-enrichment and pulverized coal injection using Rist operating line,which will be helpful to improve the injection operation. 首先提出了一种适宜于分析富氧喷煤工艺的高温区热平衡计算法，然后又将其引入到操作线中，最后结合实例运用操作线分析了富氧喷煤后焦比的变化及其置换比。
Enough blast volume, blast enriched oxygen, pulverized coal injection, high top pressure, low silicon content are efficient measures to intensify the BF smelting. 实践表明:采取大风量、富氧、喷煤、高风温、高顶压、低硅冶炼等是高炉强化冶炼的有效手段;
The action and the meanings about the technology of pulverized coal injection into BF ironmakingwere reviewed, as well as its development during three different stages in China. 概述了我国高炉喷煤技术发展的三个阶段及喷煤技术在高炉炼铁中的作用和意义；
The DCS based on Ethernet,PLC and IPC is developed for Chengde steel pulverized coal injection system. The merits of the system include the distribution,real-time,expansibility and open. 介绍了承德钢铁公司喷煤监控系统解决方案,该系统为Ethernet+PLC+IPC的分布式控制系统(DCS),具有分散性,实时性、扩展性和开放性的特点。
For PCI at LISC,the pulverized coal preparation system adopted the short technological process with mid-speed grinder and the coal injection system adopted KOSTE dense-phase transport technology. 凌钢喷煤工程制粉系统采用中速磨短流程工艺，喷吹系统采用浓相输送技术，试生产期间无法实现正常喷吹。
Keywords pulverized coal injection coal rate fluidizer coal feeder; 喷煤;煤比;流化器;给煤器;