医用电气设备电磁兼容整改中电磁屏蔽技术的应用
【摘要】本文阐述了医用电气设备电磁兼容测试、电磁屏蔽技术、屏蔽材料以及电磁兼容测试中电磁屏蔽技术的应用,选取发射试验无线电业务的保护(辐射骚扰)和抗扰度试验静电放电(ESD)进行案例分析,利用电磁屏蔽技术讨论整改措施,为医用电气设备电磁兼容整改提供新的思路。
【关键词】电磁屏蔽;医用电气设备;电磁兼容;整改;屏蔽材料
【DOI编码】10.3969/j.issn.1674-4977.2024.05.047
Application of Electromagnetic Shielding Technology in the Rectification of Electromagnetic Compatibility of Medical Electrical Equipment
LIU Peng1, WANG Hongyang1, CHEN Rui2
(1.Liaoning Medical Device Test Institute, Shenyang 110171, China; 2.China Taier System Laboratory, Beijing 100000, China)
Abstract: This article elaborates on the electromagnetic compatibility testing, electromagnetic shielding technology, shielding materials, and the application of electromagnetic shielding technology in electromagnetic compatibility testing of medical electrical equipment. It selects the protection (radiation disturbance) and immunity test electrostatic discharge (ESD) of radio services in emission testing for case analysis, and uses electromagnetic shielding technology to discuss rectification measures, providing new ideas for the electromagnetic compatibility rectification of medical electrical equipment.
Keywords: electromagnetic shielding; medical electrical equipment; electromagnetic compatibility; rectification; shielding materials
0引言
近年来,随着电子信息和电气技术的迅速发展,医疗机构中广泛应用了多种电子电气设备,包括有源医疗器械。(剩余4074字)