liushiwei
 
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- Associate Professor
 - Supervisor of Master's Candidates
 - Name (Pinyin):liushiwei
 - School/Department:冶金工程学院
 - Education Level:With Certificate of Graduation for Doctorate Study
 - Degree:Doctoral Degree in Engineering
 - Professional Title:Associate Professor
 - Status:Employed
 - Alma Mater:东北大学材料与冶金学院
 - Discipline:Metallurgical Engineering
 
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- Paper Publications
 
不同焦煤中硫的赋存形态及热解气体逸出分析
Release time:2024-08-09 Hits:
- Affiliation of Author(s):冶金工程学院
 - Journal:煤炭转化
 - Key Words:炼焦煤;焦化;热解;有机硫;黄铁矿;
 - Abstract:采用XPS方法分别表征了低、中、高硫炼焦煤的硫赋存形态及分布,并利用TG-MS技术分析了三种煤的失重过程、主要气体和含硫气体的逸出情况.结果表明,三种焦煤的硫形态存在明显差异,中高硫煤中的无机硫比例显著高于低硫煤,噻吩类和亚砜类硫比例低于低硫煤.三种煤的失重过程大致相同且可分为释水及吸附气体的脱除、活泼热分解和二次热解三个阶段.焦煤在热解过程中不同含硫气体的逸出差异较大,但其与原煤中原有硫的形态和总量关系密切.
 - First Author:She Yuan,Li Xiaoming,zhaojunxue,zouchong,liushiwei
 - Indexed by:Journal paper
 - Correspondence Author:吴浩,马成
 - Translation or Not:no
 - Date of Publication:2018-03-15
 
        