Safety Integrity Level Assessment and Certification of Localization Train Network Control Management System

Safety Integrity Level Assessment and Certification of Localization Train Network Control Management System

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In this paper, on the basis of Flower Shadow Box With LED Light analyzing the core work for train network control system SIL certification, the key contents of SIL assessment activity process in TCMS development safety lifecycle were summarized, and a specific method for the SIL index assessment was brought call4price up.In particular, a clear schematic description on determination and allocation process for the safety requirements and tolerable risk failure rate of TCMS was conducted.Meanwhile, a calculation method for failure in time (FIT) of safety function was also described in detail.