煤质在线检测技术发展与应用研究

Research on development and application of on-line coal quality detection technology

随着环境保护重视程度的不断增加,对使用的煤炭质量有更高要求,煤质检测需求量不断提升,煤质在线检测技术由于具备实时性强、检测流程简单等优点成为后续煤质检测的重要手段。文中就对现阶段兴起的天然γ射线测量法、MXRA法(多能X射线吸收法)、NIR法(近红外光谱分析法)、XRF法(X射线荧光法)等技术发展以及现场应用情况进行阐述,以期为后续的煤质在线检测技术应用提供经验借鉴。

With the increasing attention to environmental protection,there are higher requirements for the quality of coal used,and the demand for coal quality detection is increasing.Due to the advantages of strong real-time and simple detection process,coal quality online detection technology has become an important means of subsequent coal quality detection.In this paper,the technical development and field application of naturalγradiographic method,X-ray measurement method,MXRA method(multi-energy X-ray absorption method),NIR method(near infrared spectroscopy),XRF method(X-ray fluorescence method)are described,in order to provide experience for the follow-up application of coal quality on-line detection technology.