Results 41 to 50 of about 4,296,565 (215)

Research on redundant structure of cloud-based interlocking systems

open access: yes机车电传动, 2023
In order to ensure the operational safety of interlocking systems within cloud platforms, this paper presented a redundant structure for cloud-based interlocking systems based on virtual machine fault tolerance technology, through analyzing the redundant
HE Zhibin   +4 more
doaj  

Floquet Codes without Parent Subsystem Codes

open access: yesPRX Quantum, 2023
We propose a new class of error-correcting dynamic codes in two and three dimensions that has no explicit connection to any parent subsystem code. The two-dimensional code, which we call the CSS (Calderbank-Shor-Steane) honeycomb code, is geometrically ...
Margarita Davydova   +2 more
doaj   +1 more source

Reliability Analysis of LTE-R Communication System Based on Dynamic Fault Tree [PDF]

open access: yesJisuanji gongcheng, 2020
LTE-R wireless communication system can provide data transmission support for railway communication network and realize the stable operation of the train,but at present there is little analysis done on its reliability and failure dynamic characteristics ...
HU Lili, XU Yan, TAO Huiqing
doaj   +1 more source

Railway Safety Risk Assessment and Control Optimization Method Based on FTA-FPN: A Case Study of Chinese High-Speed Railway Station

open access: yesJournal of Advanced Transportation, 2020
In order to make safety risk assessment more accurately and more reasonably for high-speed railway station in China, this paper analyzes risk factors of fault tree and transfers the fault tree of risk accident into fuzzy petri net and then builds the FPN-
Qi Zhang   +4 more
doaj   +1 more source

Constraint analysis for extended dynamic fault tree

open access: yesTongxin xuebao, 2017
As a new extension of dynamic fault trees,time delay gate was proposed.This new mechanism can be used to model the time delay on the fault propagation from the lower level subsystems to the higher level system.The dynamic Bayesian networks was extend to ...
Qi-xuan WU   +5 more
doaj   +2 more sources

Fault Diagnosis of Roadheader Based on Dynamic Fault Tree

open access: yesDEStech Transactions on Engineering and Technology Research, 2017
The roadheader faults are highly concerned by machinery factories. Facing the variety of the roadheader faults, the complex relationships between fault sources, as well as the difficulties of fault diagnosis, this paper proposed a method to set up the dynamic fault tree of roadheader.
Tongzhou Yin   +5 more
openaire   +2 more sources

Real-time fault diagnosis and fault-tolerant control [PDF]

open access: yes, 2015
This "Special Section on Real-Time Fault Diagnosis and Fault-Tolerant Control" of the IEEE Transactions on Industrial Electronics is motivated to provide a forum for academic and industrial communities to report recent theoretic/application results in ...
Cecati, Carlo   +2 more
core   +1 more source

Dynamic Reliability Evaluation of Diesel Generator System of One Chinese 1000MWe NPP Considering Temporal Failure Effects

open access: yesFrontiers in Energy Research, 2021
Loss of power supply from the diesel generator system (DGS) after loss of offsite power (LOOP) will pose great threat to the safety of GEN-II pressurized water reactors (PWR). Therefore, it is very desirable to evaluate the DGS’s reliability.
Dingqing Guo   +4 more
doaj   +1 more source

DFT analysis of Ship pilotage risk based on A.D. Hall models

open access: yesMATEC Web of Conferences, 2017
Based on A pilot station more than 10 years of pilotage safety accident database, from three angles, including time, link and space, the statistical of ship pilotage safety accident risk is analysis, from which obtain the pilotage safety accident ...
hongbin Wei
doaj   +1 more source

Fault-dynamic modelling of a phthalic anhydride reactor

open access: yes, 2010
A new methodology, fault-dynamic modelling, has been developed for analysis of potentially hazardous situations in the process industries. Traditional fault-tree analysis is used to determine the combinations of component failure that can lead to a ...
Kauffman, David; Chen, H. J.
core   +1 more source

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