Research on gas monitoring fusion of fixed place and mobile situation in coal mine underground
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摘要: 针对目前煤矿井下固定场所和移动场瓦斯监测分别由安全监控系统和智能瓦斯巡检系统来执行,数据缺乏关联的情况,分析了上述2类系统的应用现状和存在问题,提出将2类系统的数据进行融合,使固定场所的瓦斯监测与作业场所的瓦斯流动检测互为补充,从而实现井下瓦斯无死角监测。研究了2类系统数据融合需要解决的问题,即实现监测数据属性、位置信息、数据存储方式和数据表现方式等统一,监测数据与时间、空间信息统一,以及需要应用的关键技术,包括主数据管理平台、井下精确定位、“GIS一张图”等。Abstract: Existing gas monitoring of fixed place and mobile situation in coal mine underground is realized by safety monitoring system and intelligent gas inspection system separately. Monitoring data in the two systems has no relevance. Application status of the two systems was analyzed as well as existing problems. A viewpoint was proposed that data of the two systems could be fused, thus gas monitoring in fixed places and mobile gas detection in operation places could be supplementary to each other, so as to realize underground gas monitoring with no dead space. Main problems in data fusion of the two systems were researched, which were unifying monitoring data property, position information, data storage mode and data expression mode, and unifying monitoring data, time information and space information. Key technologies of the data fusion were also researched including main data management platform, accurate positioning of underground and a map of GIS.
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