Songxing TAN, Yulong CUI. Design and Implementation of PHM Fault Screening for Network Control System of CRH2 EMU Based on MapReduce. [J]. Electric Drive for Locomotives (1):110-114(2021)
DOI:
Songxing TAN, Yulong CUI. Design and Implementation of PHM Fault Screening for Network Control System of CRH2 EMU Based on MapReduce. [J]. Electric Drive for Locomotives (1):110-114(2021) DOI: 10.13890/j.issn.1000-128x.2021.01.020.
Design and Implementation of PHM Fault Screening for Network Control System of CRH2 EMU Based on MapReduce
When the train fails, the on-board device DRWTD receives the corresponding fault data and sends it to PHM ground system in real time through wireless signals. Because DRWTD had transmission cycle and may interrupt communication with PHM ground system due to bad signal, the fault data received by PHM ground system would be deviated from the original data. Therefore, a processing model for fault data screening was proposed, and with MapReduce parallel computing, a fault screening software for PHM ground system of CRH2 EMU network control system based on MapReduce was designed to achieve the purpose of PHM fault data analysis and processing.
关键词
动车组网络控制系统故障大数据PHM高速列车
Keywords
EMUnetwork control systemfaultbig dataPHMhigh-speed train
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