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高温电力电子变换器综述

Review of High-Temperature Power Electronics Converters

语言:

中文摘要

本文综述了高温环境下电力电子变换器的性能退化问题,包括效率下降、抗噪能力减弱及系统可靠性降低。分析了在深地钻探、航空航天及汽车等严苛环境下,高温对变换器设计与运行的挑战及应对策略。

English Abstract

Power electronics converters operating at elevated temperature usually have degraded performance, such as reduced efficiency, lower noise immunity, and decreased system reliability, compared to those operating at room temperature. Nevertheless, harsh-environment applications, such as deep earth drilling, automotive, avionics, and space exploration, have been utilizing converters in high-temperatur...
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SunView 深度解读

高温运行能力是提升阳光电源产品功率密度与可靠性的关键。对于PowerTitan等大型储能系统及组串式逆变器,在极端环境下的热管理直接影响器件寿命。文章提到的高温性能退化分析,对公司优化功率模块封装、散热设计及SiC/GaN等宽禁带半导体在高温场景下的应用具有重要指导意义。建议研发团队结合多物理场耦合仿真,进一步提升产品在高温高湿等严苛环境下的环境适应性,以支撑全球化业务中复杂气候区域的稳定运行。