高功率中压电力电子变压器可靠性建模与分析

High-power medium-voltage power electronic transformers (PETs) are core equipment to convert and control electrical power with high efficiency in hybrid ac/dc power grids. PET typically consists of functional semiconductor devices and high-frequency transformers (HFTs), and its reliability is vital to be assessed for the upcoming utilization. In this article, a reliability evaluation method for PE...