变压器对噪声的抑制作用  

Transformer to Noise Inhibitory Action

作　　者：李琳[1] 

机构地区：[1]武夷学院,福建武夷山354300

出　　处：《现代电子技术》2007年第16期182-183,186,共3页Modern Electronics Technique

摘　　要：由各种电子线路组成的智能仪表等电子电气设备在实际应用中,会受到来自各种各样噪声源的干扰,严重时可影响到整个电路或者系统的正常工作。结合具体实例,就如何利用变压器改善测量电路的噪声特性,使电子电气设备符合电磁兼容性的要求问题进行了较详细的分析研究。Electron electrical equipment and on intelligent measuring appliance is composed by each kind of electronic circuit in practical application, can receive from various noise source disturbance, is serious when may affect the entire electric circuit or the system normal work. This article unifies the concrete example,how to improve the metering circuit＇s noise characteristic using the transformer, cause the electron electrical equipment to conform to the electromagnetic compatibility request question to carry on in detail has analyzed the research.

关 键 词：变压器 测量电路 噪声源 电磁兼容性 

分 类 号：TN70[电子电信—电路与系统]