新型电力系统下电弧故障诊断技术及发展趋势

Arc fault diagnosis technology and trend of development in novel power system

确保电力能源安全稳定供应是构建新型电力系统的前提,用电安全领域故障诊断技术需要不断革新和进步,以适应电力系统的新需求。故障电弧无法精准诊断作为制约电气火灾监测预防的主要原因,严重威胁到供用电安全。文中分析了基于不同原理的故障电弧诊断方法,介绍了故障电弧试验检测技术及相关标准,并提出了未来可能的研究方向,最后总结了新型电力系统下电弧故障诊断面临的技术挑战和发展趋势。

To ensure the safe and stable supply of electric energy is the premise of constructing the novel power system.The fault diagnosis technology in the field of electricity safety needs continuous innovation and progress to adapt to the new demand of the power system.Arc fault cannot be accurately diagnosed as the main reason to restrict the electrical fire monitoring and prevention,which seriously threatens the safety of power supply and consumption.In this paper,the arc fault diagnosis methods based on different principles are analyzed.The arc fault test detection technology and related standards are introduced,and the possible future research direction is proposed.Finally,the technical challenges and development trend of arc fault diagnosis in novel power system are summarized.