← 返回

基于滑模观测器的储能系统双向交错变换器鲁棒开关故障诊断

Sliding Mode Observer-Based Robust Switch Fault Diagnosis of Bidirectional Interleaved Converters for Energy Storage System

语言:

中文摘要

针对储能系统DC-DC变换器,本文提出了一种基于滑模观测器的鲁棒开关开路故障诊断方法,并将其应用于双向交错Buck/Boost变换器中,有效提升了储能系统在关键任务应用中的运行可靠性。

English Abstract

Reliable operation of the dc–dc power converter interfaced with the energy storage system is vital for many mission-critical applications, where a reliable fault diagnosis is essential. In this article, a robust switch open-circuit fault diagnosis method based on sliding mode observer is proposed and then applied to a bidirectional interleaved buck/boost converter for the energy storage system. It...
S

SunView 深度解读

该技术直接服务于阳光电源的核心储能业务。阳光电源的PowerTitan和PowerStack系列储能系统广泛采用双向DC-DC变换器架构,开关管的可靠性直接影响系统寿命与运维成本。该基于滑模观测器的故障诊断方法无需额外传感器,具备较强的鲁棒性,能够实现对功率器件开路故障的快速定位与预警。建议研发团队将其集成至iSolarCloud智能运维平台,通过实时监测变换器运行状态,实现从“被动维修”向“预测性维护”的转型,显著降低储能电站的非计划停机时间,提升产品全生命周期的运维竞争力。