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静止空气中环形和E型电感的热网络模型

Thermal Network Models for Toroidal and E-Core Inductors in Still Air

语言:

中文摘要

电感与变压器的热管理对电力变换器设计至关重要。本文研究了静止空气中磁性元件的热网络模型,旨在提供快速且准确的温度预测,以优化电路热设计。针对现有模型应用受限的挑战,文章探讨了提升热建模精度与效率的方法,为电力电子系统的热可靠性设计提供了理论支撑。

English Abstract

Thermal management of inductors and transformers is critical to the design of power converters. Thermal network models can provide quick and accurate temperature predictions, making them ideal for circuit thermal design and optimization. Although there are several thermal models for magnetic components in still air, various factors difficult their application. Challenges include limited experiment...
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SunView 深度解读

电感是阳光电源组串式逆变器、PowerTitan及PowerStack储能系统中的核心磁性元件,其热设计直接影响系统的功率密度与长期运行可靠性。该文提出的热网络模型可集成至阳光电源的研发流程中,替代部分耗时的有限元仿真,实现对磁性元件温升的快速评估。建议研发团队将其应用于高功率密度PCS产品的热设计优化,通过更精准的热网络参数提取,提升产品在极端工况下的散热表现,从而延长设备寿命并降低运维成本。