煤矿用红外甲烷传感器示值误差的不确定度评定  

Evaluation of Uncertainty of Indication Error for Infrared Methane Transducer Used in Coal Mine

作　　者：陈刚 Chen Gangl(Safety Technology Centre of Anhui Coal Mine Safety Supervision Bureau,Hefei Anhui 230088,China;Anhui Mining Safety Inspection Technology Service Co.,Ltd.,Hefei Anhui 230088,China)

机构地区：[1]安徽煤矿安全监察局安全技术中心,安徽合肥230088 [2]安徽矿安检测技术服务有限公司,安徽合肥230088

出　　处：《机械管理开发》2024年第1期13-15,共3页Mechanical Management and Development

摘　　要：红外甲烷传感器是目前煤矿安全监控系统最重要的感知设备之一,对于及时预警瓦斯含量变化,避免瓦斯突出和爆炸事故发挥着重要作用,需定期送检保证其监测结果的准确性。为了评价实验室检验数据的质量,提供了一种针对煤矿用红外甲烷传感器示值误差的不确定度评定方法和步骤,按照标准要求给出了不同测量点的不确定度,经验证表明,实验室的示值误差检验结果是可靠和满足要求的。Infrared methane transducer is one of the most important sensing devices in supervision system of coal mine safety at present,it plays an important role in warning of changes in gas content timely,avoiding gas outburst and explosion.regular inspection is required to ensure the accuracy of its monitoring results.To evaluate the quality of laboratory test data,this paper provides an overview of method and procedure for evaluation ofuncertainty of indication error for infrared methane transducer used in coal mine,according to the standard requirements,the uncertainty of different measuring points is given,the experimental results show that the laboratory test results of indication error are reliable and meet the requirements.

关 键 词：红外甲烷传感器 示值误差 不确定度 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置] TD60[自动化与计算机技术—控制科学与工程]