电阻Y形联接与△形联接等效变换的又一简单推导  

A SIMPLE DEMONSTRATION OF THE EQUIVALENCE BETWEEN Y-CONNECTION AND △-CONNECTION OF RESISTENCES

作　　者：王玉连[1] 

机构地区：[1]安徽农业技术师范学院基础部

出　　处：《大学物理》1997年第8期14-15,共2页College Physics

摘　　要：利用网络系统中电流分布结果使整个系统的能耗为最小的方法。A simple demonstration of equivalence between Y-connection and △-connection of resistences is given with the aid of a theorem: the distribution of electric current tends to minimize the consumption of energy in an network system.

关 键 词：等效变换 Y形联接 Δ形联接 电阻 电路分析 

分 类 号：TM131[电气工程—电工理论与新技术]