Dynamic Fault Tree Generation and Quantitative Analysis of System Reliability for Embedded Systems Based on SysML Models [PDF]
SensorsAs embedded systems become increasingly complex, traditional reliability analysis methods based on text alone are no longer adequate for meeting the requirements of rapid and accurate quantitative analysis of system reliability.
Changyong Chu, Weikang Yang, Yajun Chen
doaj +4 more sources
Fault Diagnosis of Train Network Control Management System Based on Dynamic Fault Tree and Bayesian Network [PDF]
IEEE Access, 2021 Train network control management system (TCMS) is an important part of the High-speed rail train. Because of the TCMS's complex and redundant structure, long-term operation environment, etc., breakdowns inevitably in the long-time running.
Chong Wang +4 more
doaj +4 more sources
A Hybrid Modular Approach for Dynamic Fault Tree Analysis [PDF]
IEEE Access, 2020 Over the years, several approaches have been developed for the quantitative analysis of dynamic fault trees (DFTs). These approaches have strong theoretical and mathematical foundations; however, they appear to suffer from the state-space explosion and ...
Sohag Kabir +4 more
doaj +6 more sources
Dynamic Reliability Assessment Method for a Pantograph System Based on a Multistate T-S Fault Tree, Dynamic Bayesian [PDF]
Applied Sciences, 2023 The operational reliability of rail vehicle pantograph systems is evaluated by transforming T-S multistate fault trees into dynamic Bayesian networks (DBNs), which take into account system multistability, long-lasting operation, dynamic failure, and ...
Yafeng Chen +5 more
doaj +2 more sources
SAFEST: The Static and Dynamic Fault Tree Analysis Tool [PDF]
Proceeding of the 33rd European Safety and Reliability Conference, 2023 Contains fulltext : 297193.pdf (Publisher’s version ) (Open Access)
Matthias Volk +5 more
openalex +4 more sources
Safety analysis of marine nuclear reactor in severe accident with dynamic fault trees based on cut sequence method [PDF]
Nuclear Engineering and Technology, 2022 Dynamic fault tree (DFT) and its related research methods have received extensive attention in safety analysis and reliability engineering. DFT can perform reliability modelling for systems with sequential correlation, resource sharing, and cold and hot ...
Fang Zhao +5 more
doaj +2 more sources
Dynamic Fault Tree–Markov Model for Rockburst Risk Assessment in Phosphate Mining
Applied SciencesDeep phosphate mining operations face complex, dynamic working conditions characterized by the superimposed disturbances of high temperature, high stress, and high strain.
Lijing Luo +3 more
doaj +2 more sources
Modular Criticality Analysis for Dynamic Fault Trees [PDF]
Fault trees are commonly used to model fault occurrence and propagation in safety-critical systems. A common analysis question is “how critical is a component failure for the overall system reliability?” These insights allow to guide and tailor system improvements.
Falak Sher +2 more
openalex +3 more sources
Reliability analysis of station autonomous computer system based on fuzzy dynamic fault tree and Markov model [PDF]
Engineering Reports, 2021 Station autonomous computer system is the core of the centralized traffic control (CTC) system. The working mode is dual computer hot standby, and its reliability is very important.
Lu Yan +4 more
doaj +2 more sources
Meitan kexue jishuAs the primary equipment for roadway excavation, the roadheader operates under highly complex and variable working conditions, which makes the cutting head prone to faults.
Shuzhi SU +4 more
doaj +2 more sources