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直流电力电子系统的频域建模与谐波状态空间仿真方法

Frequency-Domain Modeling and Simulation of DC Power Electronic Systems Using Harmonic State Space Method

语言:

中文摘要

直流电力电子系统广泛应用于电动汽车、船舶及家庭等领域。由于系统中存在复杂的动态交互与频率耦合,传统的时域仿真效率较低。本文提出利用谐波状态空间(HSS)方法对直流系统进行频域建模与仿真,旨在高效分析系统动态特性与频率耦合问题。

English Abstract

For the efficiency and simplicity of electric systems, the dc power electronic systems are widely used in a variety of applications such as electric vehicles, ships, and aircraft and in homes. In these systems, there could be a number of dynamic interactions and frequency coupling between network and loads and other converters. Hence, time-domain simulations are usually required to consider such a...
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SunView 深度解读

该研究提出的谐波状态空间(HSS)方法对于阳光电源的储能系统(如PowerTitan、PowerStack)及组串式逆变器在复杂电网环境下的稳定性分析具有重要价值。随着光储系统在弱电网或微电网场景下的应用增多,多变换器间的谐波交互与频率耦合问题日益显著。利用HSS方法替代传统的时域仿真,可显著提升研发阶段的系统稳定性评估效率,优化控制算法设计,从而增强阳光电源产品在复杂工况下的并网适应性与电能质量表现。