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一种双向ACDC变换器集成控制方法及集成控制装置

InventionUnknown
13Claims · 4 independent
§ Ⅰ

Dossier Overview

Inventor

郭科; 王乐鹏; 吴亚杰; 贺平矩; 黄兆秋; 李春江; 邓婷; 李庆顺

Filing Date

Sep 21, 2026

Publication Date

Oct 27, 2026

IPC Classification

H02M 7/797 (2006.01)H02M 7/219 (2006.01)H02M 7/5387 (2007.01)H02M 7/5395 (2006.01)H02M 1/00 (2007.01)H02M 1/12 (2006.01)H02M 1/42 (2007.01)G05B 11/42 (2006.01)

一种双向ACDC变换器集成控制方法及集成控制装置,采样直流母线电压、交流电网电压及交流电流,对直流母线电压误差值PI计算得到电压环输出值,电压环输出值>0切换至逆变模式,反之切换至整流模式;逆变模式下,计算交流电流误差并送入四路谐振滤波器,将四路谐振滤波器输出的和与正弦参考电流叠加得到目标电流并送入电流内环PI器,输出量与电网电压前馈量叠加后用于计算逆变PWM占空比;整流模式下,计算DCM电流校正系数并对电流校正,校正后电流作为PFC电流内环PI器的反馈量并计算电流误差,电流误差送入PFC电流内环PI器,输出量与电网电压前馈分量叠加后用于计算PFC PWM占空比;根据占空比生成全桥驱动信号。

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