多路输出电源中耦合电感的模型及分析  

Model and Analysis of the Coupled Inductor in Multi-output Converter

作　　者：陈乾宏[1] 阮新波[1] 严仰光[1] 

机构地区：[1]南京航空航天大学航空电源重点实验室,210016

出　　处：《电工技术学报》2001年第5期40-45,39,共7页Transactions of China Electrotechnical Society

摘　　要：耦合电感是多路输出电源中的关键部件 ,但其工作机理却未得到足够认识。本文根据所引入的耦合电感的数学模型 ,分析了耦合电感匝比的设计 ,以及耦合电感对于输出电流脉动、负载交错性能、输出动态性能的影响。在深入分析的基础上 ,文中还提出新的调整输出纹波的方法 (改变耦合电感的绕制方法来调整输出纹波 )和改善输出负载交错性能的方法。仿真和实验结果验证了所提方法的有效性。The coupled inductor is the key component of the multi output converter,while it's working principle has not teen widely and deeply understood Based on the model introduced,the effect of the coupled inductor on output dynamics?output current ripple and cross regulation have been analyzed in detail in this paper According to the analysis,the novel methods to regulate the output ripple voltage or to achieve zero ripple current in the multi output converters are present is this paper The experiment and simulation results verify the effectiveness of the methods presented

关 键 词：多路输出电源 耦合电感 负载交错性能 数学模型 

分 类 号：TN86[电子电信—信息与通信工程] TM91[电气工程—电力电子与电力传动]