VDSL2技术在煤矿井下瓦斯抽放钻场视频监控系统中的应用

Application of VDSL2 technology in video monitoring system of gas drainage drilling field in underground coal mine

分析了瓦斯抽放钻场存在的问题,介绍了瓦斯抽放钻场视频监控系统的建设要求,详细阐述了瓦斯抽放钻场视频监控系统(以下简称钻场视频监控系统)设计、移动部分设计以及采用VDSL2技术的便携矿用本安型数字摄像仪(以下简称便携矿用摄像仪)的研制。实际应用表明,采用VDSL2技术的瓦斯抽放钻场视频监控系统解决了视频监控设备在瓦斯抽放巷道中随着钻场频繁搬迁而方便移动的关键问题。

The anchor analyzed exiting problems of gas drainage drilling field, introduced the construction demands of video monitoring system of gas drainage drilling field, elaborated the design of monitoring system and mobile part and the development of portable intrinsic-safety type digital video camera for coal mine. The actual application showed that the video monitoring system of gas drainage drilling field using VDSL2 technology was easy to be moved and it solved the key problem of drilling field's frequent removal.