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实用新型
CN203809051U 一种基于光纤光栅的矿井巷道安全监测系统 失效 - 权利终止

一种基于光纤光栅的矿井巷道安全监测系统
摘要：
本实用新型涉及一种矿井巷道安全监测系统，该监测系统包括用于监测矿井巷道内环境参数的光纤光栅传感器组，光纤光栅信号处理器以及监控主机，光纤光栅信号处理器通过传输光缆连接至光纤光栅传感器组，光纤光栅信号处理器发出探测光入射至光纤光栅传感器组中，并解调光纤光栅传感器组反馈的波长传感信号；监控主机通过传输光缆与光纤光栅信号处理器相连，接收光纤光栅信号处理器发出的解调数据，并基于该解调数据分析矿井巷道内的安全状态。本系统选用光纤光栅传感器作为主要技术元件，可形成监控网络对矿井巷道内监测区域环境安全状况进行全面监测，并对异常状况进行准确地预警，从而为矿井生产的进行和矿井人员的工作提供了多一份安全保障。
摘要（英）：

The utility model relates to a fiber bragg grating based safety monitoring system for a mine tunnel. The fiber bragg grating based safety monitoring system comprises a fiber bragg grating sensor group, a fiber bragg grating signal processor and a monitoring main unit, wherein the fiber bragg grating sensor group is used for monitoring environment parameters in the mine tunnel, the fiber bragg grating signal processor is connected to the fiber bragg grating sensor group through a transmission cable, the fiber bragg grating signal processor emits probe light into the fiber bragg grating sensor group and demodulates wavelength sensing signals fed back by the fiber bragg grating sensor group, and the monitoring main unit is connected with the fiber bragg signal processor through the transmission cable, receives demodulation data transmitted by the fiber bragg grating signal processor and analyzes safety state in the mine tunnel on the basis of the demodulation data. In the fiber bragg grating based safety monitoring system, fiber bragg grating sensors are used as major technical components and can form a monitoring network to completely monitor the safety conditions of the regional environment in the mine tunnel and accurately give early warning to the abnormal conditions. Therefore, extra safety assurance is provided for production of mines and personnel.

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