微机保护装置中的干扰与抗干扰措施

The Interference and Anti-Interference Measures in Microcomputer Protection Equipment

从实际需要出发 ,定性地分析了微机保护装置受干扰的形式及造成的后果 ,为实现对干扰的科学分析 ,确保微机保护装置正常稳定、安全可靠地运行 ,提出了减少干扰所必须采取的措施 ,其中包括电源系统的抗干扰措施、正确合理的接地抑制干扰措施、采用屏蔽技术与隔离措施以及微机保护装置在软件抗干扰设计中采取的多种措施等。应用结果表明 。

Along with the development of computer technology,from the point of practical needs,the sources of interference and its harmful results in microcomputer protection equipment is qualitatively analyzed.The necessary hardware and software measures are proposed to realize the scientific interference analysis and ensure the normal,stable,safe and reliable operation of microcomputer protection equipment,which includes the improvement of power supply system,correct grounding,screening and isolation technology and anti interference software design.The practices show that the proposed measures can effectively improve the stable operation of microcomputer protection equipment.