微机型继电器校验仪电源的设计  

Design of Power Supply for Relay Testing Instrument Based on Micro-computer

作　　者：李恩[1] 洪文明 周雯琪[1] 马皓[1] 

机构地区：[1]浙江大学,浙江杭州310027 [2]椒江供电局,浙江台州318000

出　　处：《电源技术应用》2006年第2期50-53,共4页Power Supply Technologles and Applications

摘　　要：介绍了继电器校验仪交流供电系统设计中,前级直流220V主电源及其辅助电源的设计方法。文章重点介绍了Flyback多路输出变压器的设计方法和抑制共模干扰的方法,及其一种新颖的变压器隔离方法。实现了较高的系统精度和可靠性。The design of DC 220V power and its auxiliary power supply for a relay testing instrument are introduced. The design of multi-output transformer and reducing the common-mode interference is detail described. And a new isolation method is introduced for the transformer. The experimental results are given for verification the validity of the proposed design.

关 键 词：多路输出 变压器隔离 仪用电源 

分 类 号：TN86[电子电信—信息与通信工程]