摘要
分析了设备正常运行及故障状态下的特征 ,介绍了相敏过电流保护的原理 ,给出了以单片机为中央控制单元所构成的过电流保护系统 ,提出了抗干扰措施。实践证明 ,该保护系统性能稳定 ,动作可靠 。
This paper analyzes the characteristics of the equipment under the state of both normal operation and malfunction,and introduces the principle of Phase-sensitive over-current protection.Besides,it also recommendes the overcurrent protective system controled by single-chip microcomputer,and proposes some measures of anti-jamming.It has been proved that this protective system is stable and reliable and is of great application value in mining industry.
出处
《山东农业大学学报（自然科学版）》
CSCD
北大核心
2004年第1期105-108,共4页
Journal of Shandong Agricultural University：Natural Science Edition
