基于隧穿磁阻效应的数字化电涌保护器研制  

Development of Digital Surge Protector Based on Tunneling Magnetoresistance Effect

作　　者：鲍慢慢 BAO Manman(Shandong Kexin Electric Co.,Ltd.,Shandong Jinan 250001,China)

机构地区：[1]山东科信电气有限公司,山东济南250001

出　　处：《农村电气化》2025年第3期85-88,共4页Rural Electrification

摘　　要：针对传统电涌保护器智能化和数字化程度较低的问题,提出了基于隧穿磁阻效应电涌保护器泄漏电流采集方法,并设计了基于该方法的软硬件。测试结果表明,所研制的数字化电涌保护器可准确测量泄漏电流,系统预警准确率100%,提升了电涌保护器故障检出率,保障了新型电力系统安全可靠运行。A leakage current acquisition method based on tunneling magnetoresistance effect surge protectors is proposed,and the software and hardware are designed for low intelligence and digitalization of traditional surge protectors.The test results show that the developed digital surge protector can accurately measure leakage currents with 100%system warning accuracy,improve the fault detection rate,and ensure a safe and reliable operation of the new power system.

关 键 词：隧穿磁阻 电涌保护器 数字化 

分 类 号：TM588.1[电气工程—电器]