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一种用于高升压变换器的通用附加电压泵升方案

A Generalized Additional Voltage Pumping Solution for High-Step-Up Converters

语言:

中文摘要

本文提出了一种针对高升压变换器的通用附加电压泵升方案(GAVPS)。该方案通过在传统高升压拓扑中仅增加一个二极管和一个电容,即可实现额外的电压泵升效果。该方法具有通用性,可广泛应用于多种高升压变换器架构,有效提升转换效率与升压比。

English Abstract

This study develops a generalized additional voltage pumping solution (GAVPS) for a series of high-step-up converters, whose topologies can be modeled by a generalized architecture. The newly designed converters can achieve additional voltage pumping by only applying an additional diode and capacitor to the conventional high step-up converter structure. Integrating the proposed solution into the e...
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SunView 深度解读

该研究提出的通用电压泵升方案对于阳光电源的组串式光伏逆变器(如SG系列)及户用光伏逆变器具有重要的参考价值。在光伏应用中,随着组件电压的提升,高升压DC-DC级的设计直接影响整机效率和功率密度。该方案通过极简的器件增加实现高增益,有助于优化逆变器前级电路的体积与成本,提升产品在复杂光照条件下的转换效率。建议研发团队评估该拓扑在提升逆变器MPPT电压范围及降低开关管电压应力方面的潜力,以进一步增强阳光电源在分布式光伏市场的竞争力。