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一种具有高电压增益和两个输入升压级的DC-DC变换器

A DC–DC Converter With High Voltage Gain and Two Input Boost Stages

语言:

中文摘要

本文提出了一系列非隔离型高电压增益DC-DC功率变换器。该拓扑结构可作为多端口变换器,从两个输入源获取连续电流,也可通过交错方式从单一源获取连续电流。这种灵活性使其在光伏电站等可再生能源应用中极具吸引力。

English Abstract

A family of nonisolated high-voltage-gain dc–dc power electronic converters is proposed. The suggested topologies can be used as multiport converters and draw continuous current from two input sources. They can also draw continuous current from a single source in an interleaved manner. This versatility makes them appealing in renewable applications such as solar farms. The proposed converters can ...
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SunView 深度解读

该拓扑的高电压增益特性非常契合阳光电源组串式逆变器(如SG系列)及储能系统(如PowerTitan/PowerStack)中对高升压比的需求,有助于减少光伏组件串联数量,提升系统效率并降低成本。其多端口和交错输入特性可直接应用于光储一体化系统,实现光伏与储能的高效耦合。建议研发团队评估该拓扑在提升功率密度和降低开关损耗方面的潜力,特别是在高压直流接入场景下,可作为下一代高效率、高功率密度逆变器或PCS拓扑的储备技术。