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一种13电平升压逆变器拓扑中功率半导体器件的可靠性评估

Reliability Assessment of Power Semiconductor Devices for a 13-Level Boost Inverter Topology

语言:

中文摘要

本文探讨了多电平逆变器(MLI)在电力电子领域的应用优势。针对13电平升压逆变器拓扑,研究了其功率半导体器件的可靠性。通过分析不同拓扑架构下器件的组合方式,评估了其在多电平输出波形下的性能表现与寿命影响,为电力电子系统的设计优化提供了理论依据。

English Abstract

Over the past few decades, research on multilevel inverters (MLIs) has been growing in the power electronics field. The MLI is preferred over the conventional two-level converters due to its improved performance. In recent years, different types of MLI architectures have been proposed, each employing a unique combination of power semiconductor devices to produce a multilevel output voltage wavefor...
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SunView 深度解读

该研究关注多电平拓扑的可靠性,对阳光电源的组串式逆变器及大型集中式逆变器研发具有参考价值。随着光伏系统向更高电压等级和更高效率演进,多电平技术是提升功率密度和降低谐波的关键。建议研发团队结合该评估方法,针对PowerTitan等储能PCS产品中使用的功率模块进行多物理场寿命预测,优化散热设计与驱动策略,从而提升产品在极端环境下的长期运行可靠性,降低运维成本。