大型医疗电气设备的电磁兼容测试解析
Analysis on Electromagnetic Compatibility Tests of Large Medical
Electrical Equipments
摘要 归纳大型医疗电气设备的物理特点和EMC 特点,给出不同激励条件和不同测试场地进行EMC 测试时的注意要点,阐述GB 4824 换版的主要变更内容及其对大型医疗电气设备发射测试的影响,最后总结大型设备测试时选择替代方法的原则及进一步研究的意义。
关键词 大型医疗电气设备;电磁兼容性安全;替代方法;现场测试;GB 4824
Abstract The physical and EMC characteristics of large medical electrical equipments are
concluded with some attention points respectivelyin EMC tests according to different
power/load conditions and different measurement sites.The main change of GB 4824 in
the new edition and its effect to large medical electrical equipments' emission tests are
put forward as well. Finally, the principle of choosing substitute method for large
equipments' test is summarized for the further research.
Keywords large medical electrical equipments;electromagnetic compatibility safety;
substitute method;in situ measurement;GB 4824