分布式光纤测温在通信机房热效能分析中的应用

Application of distributed optical fiber temperature measurement in thermal efficiency analysis of communication room

随着5G技术的快速发展,通信机房快速新建及扩容,机房内设备的数量与功率骤增,传统电子测温方式存在测温点数有限、敷设传输电缆复杂、不利于维护管理等缺点,针对此类通信机房及设备温度监测难题,提出基于拉曼散射与时域反射相结合的分布式光纤测温方法,有效提高系统测温空间分辨与降低系统敷设难度,可为机房效能分析与动态仿真平台提供高质量温度数据,并通过实验应用,验证了系统可行性,为后续通信机房高能效建设规划提供参考数据来源。

With the rapid development of 5G technology,the rapid construction and expansion of communication room,the number and power of equipment in the room increase sharply.There are some shortcomings in traditional electronic temperature measurement methods,such as limited number of temperature measurement points,complex laying transmission cables,and unfavorable maintenance and management.Aiming at the difficult problem of temperature monitoring for such communication equipment,a distributed optical fi ber temperature measurement method based on Raman scattering and time domain refl ection is proposed.It can effectively improve the spatial resolution of temperature measurement and reduce the difficulty of system laying.It can provide high quality temperature data for the computer room efficiency analysis and dynamic simulation platform.The feasibility of the system is verified by experimental application,and it can provide design reference for the follow-up energy-efficient construction planning of communication computer room.