巧解微波传输功率  

Clever Understanding of Microwave Transmission Power

作　　者：贺昌辉[1] 朱振波[1] 陈强 洪亮 周乐[1] HE Changhui;ZHU Zhenbo;CHEN Qiang;HONG Liang;ZHOU Le(Early Waring Technology Department,Air Force Early Warning Academy,Wuhan,Hubei 430019)

机构地区：[1]空军预警学院预警技术系,湖北武汉430019

出　　处：《物理通报》2023年第11期85-87,共3页Physics Bulletin

基　　金：国家自然科学基金青年基金,基金编号:62201614.

摘　　要：基于计算微波传输功率易错难解的问题,结合两种特殊长度传输线,推导利用已知始端电压和终端纯电阻负载计算微波传输功率的简单方法,利用该方法求解了一道典型习题的微波传输功率,并与常规方法解析进行了比较,结果表明该方法不仅简单易懂,能将问题、过程化繁为简、化难为易,同时也能启迪学员思维,提高学员的解题能力.Based on the problem of microwave transmission power that is easy to make mistakes and difficult to solve,and combining two special length transmission lines,a simple method for calculating microwave transmission power using known starting voltage and terminal pure resistive load is derived.Using this method,the microwave transmission power of a typical exercise is solved,and compared with conventional method analysis.The results show that this method is not only simple and easy to understand,but also can simplify the problem and process,and make it easier to solve.At the same time,it can also enlighten students′thinking and improve their problem-solving ability.

关 键 词：传输功率 电压振幅 终端负载 

分 类 号：TN015[电子电信—物理电子学] TN811