光纤光栅测温系统在变压器绕组温度在线监测中的应用

Application of the Optical Fiber Grating Temperature Sensing System to On-line Monitoring for Transformer Winding

介绍了变压器绕组热点温度在线监测的重要性,对目前测量变压器绕组热点温度的几种测量方法进行了分析和比较,在此基础上提出将光纤光栅温度传感器粘贴在绕组表面进行测温的方法,并得出了具体的实验数据。

The importance of on-line monitoring for hot-spot temperature of transformer winding is introduced and the existing methods for measuring the hot-spot temperature of the transformer winding are compared and analyzed, on the basis of which a new temperature measuring method of sticking FBG （Fiber Bragg Grating） sensors to the surface of transformer winding is proposed. Explicit experiment data is given.