低温环境下电子式电流互感器激光供电情况的分析与研究

激光供电是有源型电子式电流互感器的关键器件之一,它的性能直接影响电子式互感器的性能。激光供电系统受环境条件影响较大,特别是低温下有可能使电子式互感器不能正常工作,该文介绍了激光供电系统在不同温度下的试验结果,根据实验结果采取的改善激光供电系统性能的温度补偿方法,并在实际工程中得到了应用。该文对有源式电子式互感器的设计人员和工程使用人员都有一定的参考价值。

Analysis and Research on Laser Power Supply Condition of Electronic Current Transformer Under Low Temperature Environment

Laser power supply is one of the key components of active electronic current transformer,its performance directly affects the performance of electronic current transformer.The laser power supply system is greatly affected by the environmental conditions,especially the electronic transformer may not work normally at low temperature.This paper introduces the experimental results of the laser power supply system at different temperatures.According to the experimental results,the temperature compensation method is adopted to improve the performance of the laser power supply system,and it has been applied in practical projects.This paper has a certain reference value for the designers and engineering users of active electronic transformer.