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一种具有高电压增益且减少半导体数量的新型软开关三端口DC/DC变换器

A New Soft-Switched Three-Port DC/DC Converter With High Voltage Gain and Reduced Number of Semiconductors for Hybrid Energy Applications

语言:

中文摘要

本文提出了一种用于混合能源应用的新型部分隔离三端口变换器。该变换器通过两个升压电路构成主输入端口和双向电池端口,均采用电流型设计,更适用于可再生能源系统。此外,该拓扑利用互助式有源钳位电路实现软开关,有效提升了转换效率。

English Abstract

A new partly isolated three-port converter is introduced in this study for hybrid energy applications. Two boost circuits form the main input port and a bidirectional battery port of the converter. Therefore, both of them are of a current-fed type, making the converter more suitable for renewable energy applications. In addition, the boost circuits are benefited from a mutual active clamp circuit....
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SunView 深度解读

该拓扑结构对阳光电源的储能系统(如PowerTitan、PowerStack)及光储一体化产品线具有重要参考价值。其高电压增益特性可简化光伏侧与电池侧的级联设计,减少半导体器件数量有助于降低系统成本并提升功率密度。软开关技术的应用符合阳光电源追求高效率、长寿命的设计理念。建议研发团队评估该拓扑在户用光储一体机中的应用潜力,通过优化磁性元件设计,进一步提升系统在宽电压范围下的转换效率,增强产品在市场中的竞争力。