WANG Shujun,REN Xuejun,GAO Guodong,et al.Spectroscopic investigation on temporal release of alkali metals from combustion of Zhundong coal[J].Thermal Power Generation,2021,50(06):141-144.[doi:10.19666/j.rlfd.202012305 ]
准东煤燃烧过程中碱金属释放光谱检测研究
- Title:
- Spectroscopic investigation on temporal release of alkali metals from combustion of Zhundong coal
- 分类号:
- TK227.1
- 文献标志码:
- A
- 摘要:
- 为研究准东煤在燃烧过程中碱金属的迁移及释放规律，基于火焰自发射光谱原理，搭建一套乙烯平面火焰检测台架，利用光谱仪对五彩湾煤进行燃烧实验研究。测量结果表明：煤颗粒的火焰与形态的变化，与碱金属的释放阶段具有一定的对应关系；光谱仪可以同时测量温度和碱金属的释放，碱金属的释放分为挥发分、焦炭和灰分3个阶段；挥发分和焦炭阶段持续时间较短，但碱金属释放量在50%左右。
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（责任编辑 刘永强）
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备注/Memo
汪淑军(1972)，男，学士，高级工程师，主要研究方向为燃煤发电厂高效低污染技术，642710521@qq.com。
