Z源逆变器关键技术发展综述

doi:11.11985/2016.03.001

摘要/Abstract

摘要：

阻抗源（Z源）逆变器是一种新型有潜在发展活力的电力电子变换器。由于允许桥臂直通,Z源逆变器具有高可靠性。本文首先介绍了Z源逆变器新拓扑结构方面的进展,然后从调制方式和闭环控制策略方面总结了目前存在的相关技术及其特性。最后,讨论了Z源逆变器面临的挑战及其可能的发展方向。

关键词: Z源逆变器, 拓扑结构, 调制方式, 控制策略

Abstract:

The Z-source inverter is a novel power converter topology with potentially attractive properties. Shoot-through states are allowed in the Z-source inverter which improves its reliability. First, this paper states the present research situation of the new topologies of impedance source networks. Then modulation and control strategies are summarized from the view of their features. Challenges and some possible development trends of the Z-source inverter are discussed at the last.

Key words: Z-source inverter, topologies, modulation strategies, control strategies

中图分类号:

TM464

董帅,张千帆,王睿,王好乐,程树康. Z源逆变器关键技术发展综述[J]. 电气工程学报, 2016, 11(3): 1-12.

Dong Shuai,Zhang Qianfan,Wang Rui,Wang Haole,Cheng Shukang. Development of the Z-Source Inverters and Its Key Technologies: a Review[J]. Journal of Electrical Engineering, 2016, 11(3): 1-12.

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名称	二极管 /个	电容 /个	电感/个	特性
(q)ZSI	1	2	2	控制简单,可靠性高;升压比低;存在启动冲击问题
Trans-ZSI 和T-ZSI	1	1	2绕组变压器或耦合电感	体积小;升压比高;输入电流断续
SL-ZSI	7	2	4	升压比高;器件数目很多;可靠性低
SL-qZSI	4	2	3	升压比高;器件数目多;二极管电压应力大
VL-qZSI	3	3	3	升压比高;电容电压应力大
SCL-qZSI	3	3	1个独立电感和一个三绕组耦合电感	升压比极高;电容电压应力大