1) ratio of weakly caking coal
弱粘煤配比
1.
Based on the recent practice on controlling coal ash content to improve coke quality, the possibility of increasing the ratio of weakly caking coal in blends is studied.
研究表明,在宝钢配煤中,当弱粘比由47%增加到63%,焦炭的冷强度几乎保持同一水平,同时由于增加了弱粘煤配比,相应增加了焦炭中抗高温碱侵蚀能力强的各向同性结构,有利于在高炉中保持焦炭结构、缓解焦炭劣化。
2) weakly caking coal
弱粘煤
1.
The result shows that the qualities of coke were improved generally if coking experiment was done with preliminary disposed coal in which the percentage of weakly caking coal increases to 45%.
研究结果表明,使用预处理后的煤炼焦可在弱粘煤配比提高到45%以上时仍能全面提高焦炭质量;能显著提高炼焦生产能力、减少焦化废水,并能缩短炼焦时间;炼焦的副产品,焦油中芳香烃明显增加,煤气中氢气增加,甲烷减少。
2.
A 40 kg small coking oven test was made for to find suitable substitute coal kind through the basic characters analysis of weakly caking coal.
通过分析弱粘煤的基本特性,找出其适合替代的煤种,并通过40kg小焦炉实验和工业实验,确定了配煤方案。
3) weakly caking coal
弱粘结煤
1.
The high temperature activation character of weakly caking coal was investigated.
研究了弱粘结煤的高温活化特性 ,表明弱粘结煤高温焦碳具有较大的孔隙率和比表面积 ,孔隙结构的形态多、长径比大 ,具有良好的活性。
4) strong/weak binding coal
强/弱粘煤
5) slightly caking and non-caking coal
弱粘煤和不粘煤
6) weakly caking coal-char
弱粘煤半焦
1.
With the raw material of gas coal and weakly caking coal-char,a set of formed cokes were prepared by changing the size of gas coal and weakly caking coal-char.
以气煤和弱粘煤半焦为原料,通过改变气煤和弱粘结煤半焦的粒度制备出一系列的型焦。
补充资料:不粘煤
不粘煤
non-caking coal
bunianmei不粘煤(non一caking coal)中国煤炭分类国家标准中,对中、低煤化度而无粘结性的烟煤的称谓。该标准规定,不粘煤的干燥无灰基挥发分(见煤的分析)Fdaf>20~37%,拈结指数G(5。不粘煤加热时不软化,为非炼焦煤(见炼燕用煤)。它一般用作动力煤或民用燃料。典型煤种有陕西的神木煤。 (时铭扬)
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