半桥型LLC谐振变换器的建模和设计  

Modeling and Design of Half-Bridge LLC Resonant Converter

作　　者：陈志坚[1] 林国庆[1] 

机构地区：[1]福州大学电气工程与自动化学院,福建福州350108

出　　处：《电工电气》2010年第5期5-8,共4页Electrotechnics Electric

基　　金：福建省自然科学基金资助项目(2008J0147)

摘　　要：介绍LLC谐振变换器拓扑的工作原理,研究LLC谐振网络的稳态模型,对半桥型LLC变换器建模并进行分析,得出半桥型LLC变换器的优化参数,给出了匝比的选择,进行了谐振电感、谐振电容和励磁电感的设计,仿真验证了半桥型LLC变换器设计的可行性。Introduction was made to the working principle of topology for the LLC resonant converter.Steady-state models of the LLC resonant network were researched.The half-bridge LLC converter was modeled and analyzed so as to obtain the optimal parameters.The turn ration of the converter was selected.The resonant inductance,resonant capacitance and excitation inductance were designed.The feasibility of the half-bridge LLC converter design has been verified through simulation.

关 键 词：半桥 LLC谐振 转移函数 参数设计 仿真 

分 类 号：TM46[电气工程—电器]