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用于高压发电机的并联谐振DC-DC变换器设计与稳态分析

Design and Steady-State Analysis of Parallel Resonant DC–DC Converter for High-Voltage Power Generator

语言:

中文摘要

本文提出了一种结合倍压电路的并联谐振DC-DC变换器,由全桥逆变器、谐振槽路、高频高压变压器及倍压整流电路组成。该拓扑旨在解决高压应用中输出电压纹波大的问题,通过高频变压器与倍压电路的双重作用,有效提升了输出电压增益,适用于高压直流变换场景。

English Abstract

A novel voltage-doubling circuit with parallel-resonant dc–dc converter is proposed. The converter consists of full-bridge inverter, resonant tank, high-frequency high-voltage transformer, and voltage-doubling circuit. In the high-voltage applications, low-output voltage ripple has been given much attention. The output voltage step-up ratio is increased by two parts. One is a high-frequency high-v...
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SunView 深度解读

该研究提出的高压倍压拓扑对阳光电源的储能系统(如PowerTitan系列)及高压直流变换应用具有参考价值。在储能PCS设计中,如何在高压输出下降低纹波并提升功率密度是核心挑战。该拓扑的谐振设计思路可优化PCS内部DC-DC环节的效率,特别是在高压直流母线架构下,有助于减小磁性元件体积。建议研发团队关注该拓扑在高压储能变流器中的应用潜力,以进一步提升系统功率密度并降低输出纹波,增强产品在大型地面电站及高压直流耦合场景下的竞争力。