基于DTS技术的煤矿电缆载流量分析研究

Research on Current Carrying Capacity Analysis of Coal Mine Cable Based on DTS Technology

从矿用机电设备安全角度出发,对煤矿高压电缆在线监测技术进行了探讨,重点分析了矿用高压电缆载流量监测的重要性,阐述了适用于煤矿高压电缆的热路模型和动态载流量模型,设计了基于DTS的动态载流量监测系统,描述了系统功能和系统组成,为煤矿高压电缆的监测提供了一种创新的方法。通过系统的应用试点,结果表明该系统可有效地展示电缆的运行状况及电缆路径上各位置的老化问题。

From the perspective of safety of mine electromechanical equipment,explored the online monitoring technology of high-voltage cables in coal mine,with a focus on analyzing the importance of monitoring the current carrying capacity of high-voltage cables in mine,elaborated on the thermal circuit model and dynamic current carrying capacity model applicable to high-voltage cables in coal mine,and designed a dynamic current carrying capacity monitoring system based on DTS.The system function and system composition were described,which provides an innovative method for monitoring high-voltage cables in coal mine.Through the pilot application of the system,the results show that the system can effectively display the operation status of cables and the aging problem at various positions on the cable path.