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煤灰熔融性的研究现状与分析
PRESENT SITUATION OF THE STUDY OF COAL ASH-FUSIBILITY AND ITS MAIN POINTS
【摘要】 介绍了国内外有关煤灰熔融性研究的现状,并对研究重点进行了分析。煤灰熔融性不但与煤灰化学组成有关,还与庆成分的矿物形态有关。研究表明,煤灰熔融温度与相平衡性质有良好的相关性,这为研究煤灰熔融温度的控制方法、探索保发在高温下的变化机理提供了理论指导。
【Abstract】 This paper introduces a survey of the study coal ash-fusibilityand describes the main points in detail. Coal ash-fusibility not only relates to thechemical composition of ash, but also to its mineral composition. The researchworks also indicate that coal ash fusion temperatures correlate well with liquidustemperatures in ternary phase equilibrium diagrams,which provides a guide for usto controll the ash-fusion temperatures and to study the change mechanism of ashesin high temperature.
【关键词】 煤炭;
熔融性;
化学组成;
矿物组成;
相图;
【Key words】 coal ash; fusibility; chemical composition; mineral composition; phase diagram;
【Key words】 coal ash; fusibility; chemical composition; mineral composition; phase diagram;
- 【文献出处】 煤炭转化 ,COAL CONVERSION , 编辑部邮箱 ,1997年02期
- 【分类号】TQ533
- 【被引频次】124
- 【下载频次】590