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电网技术  2012 

高速铁路牵引供电系统健康管理及故障预警研究

, PP. 259-264

Keywords: 牵引供电系统,健康管理,故障预警,高速铁路

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Abstract:

牵引供电系统故障将造成列车停运,目前的检修管理模式不能适应高速铁路对牵引供电系统可靠性的要求,为此,需建立高速铁路牵引供电系统健康管理和故障预警系统。通过对牵引供电系统中多元信息的监控,利用灰色聚类和模糊综合评价实时评价设备和系统的健康状态,利用系统信息的关联和早期故障微弱特征的提取实现对牵引供电系统潜隐故障和早期故障的预警。在系统健康状态评价的基础上,综合考虑维修成本和系统可靠性对维修策略进行优化。应用健康管理和故障预警系统,可有效提高高速铁路牵引供电系统运行的可靠性,减少事故概率,降低维修成本,为高速列车的安全正点运行提供良好的动力保障。

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