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Reliability Analysis of Safety-Related Communication Architectures
[chapter]
2010
Lecture Notes in Computer Science
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In this paper we describe a novel concept for reliability analysis of communication architectures in safety-critical systems. ...
We introduce a domain-specific language for modelling communication architectures, the protocols involved and the fault hypotheses about anticipated deviations of communication channels and possibly other ...
The second author has been supported by Siemens AG in the context of the Graduate School on Embedded Systems GESy at the University of Bremen (http://www.informatik.uni-bremen.de/gesy). Originality. ...
doi:10.1007/978-3-642-15651-9_1
fatcat:kqeekhf3mbfslcpcjqfalfgib4
Safety and Reliability Assessment of NPP Instrumentation and Control Systems Considering Different Communication Architectures
2020
Nuclear and Radiation Safety
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Several analytical models are described to assess the reliability of safety-critical systems for nuclear power plants with different communication options. ...
In most models, communication lines are considered absolutely reliable, but the analysis performed shows that the communications should be necessarily addressed. ...
To demonstrate the importance of considering possible communication architectures in reliability and safety analysis, we provide analysis of a typical reactor control and protection system. ...
doi:10.32918/nrs.2020.2(86).05
fatcat:74qgwxzgije65pr3ocwuwatkne
Performance Evaluation of Radio-based Train Control System
2006
Quarterly Report of RTRI
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of the entirely new radio-based train control system, which was shown to be superior from the safety viewpoint. ...
The analysis is based on the relation between the safety margins and the approach of the trains, where margins are beyond the safety system limits provided to prevent a train collision. ...
Safety analysis procedures Safety analysis procedures Safety analysis procedures Safety analysis procedures Safety analysis procedures The safety analysis methods used in the safety life cycle activities ...
doi:10.2219/rtriqr.47.89
fatcat:le2cc2v5i5ectlfreiqyh37skm
Programmable Controller with Flexible Redundancy for Safety Functions in a Nuclear Power Plant
2014
IFAC Proceedings Volumes
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The reliability analysis results show that MTTF of SPLC is 41,630 hours, which is about 15% and 50% more reliable than the TMR or DMR architecture, respectively. ...
This paper presents the redundancy architecture of the Programmable Logic Controller called the Safety PLC(SPLC) for the safety functions such as reactor protection in a nuclear power plant. ...
In a nuclear power plant, the control systems related to the reactor protection and safety features are classified as safety-related region and are required to have much more reliable architecture, which ...
doi:10.3182/20140824-6-za-1003.00750
fatcat:r7hnsrwanbcz3ksobzlqomh5fi
Factors Affecting Medical Incident Care on WBAN
2013
KSII Transactions on Internet and Information Systems
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The important components in MJA model across WBAN, were found to be "Safety, Accuracy and Reliability" in priority order. ...
Control variables were tested in Seoul National University hospital and related medical industries of South Korea. ...
Satisfactory on safety training and communication, Standard A preparing no-experience-case analysis. Cost effectiveness Architecture A for safety measures. ...
doi:10.3837/tiis.2013.05.007
fatcat:2dddcchotbfrvfzx7jm3whznbe
Dependability optimization of process-level protection in an IEC-61850-based substation
[chapter]
2016
Risk, Reliability and Safety: Innovating Theory and Practice
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In future research, we will evaluate availability of shared logical nodes, therefore a detailed analysis of Ethernet communication network traffic, and the switching mechanism in relation with worst-case ...
Safety availability of these architectures is evaluated by using functional safety approach. ...
doi:10.1201/9781315374987-265
fatcat:tizxuvewv5chjjobrc3kzqrsne
E/E Architecture Synthesis: Challenges and Technologies
2022
Electronics
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Simultaneously, appropriate software architecture has to be defined to fulfill the needs of the main computing unit and functional safety requirements. ...
The new generation of cars demands a considerable amount of computational power due to a large number of safety-critical applications and driver-assisted functionalities. ...
The architectural elements are limited; moreover, there are no safety-related attributes covered by Clafer for model analysis. ...
doi:10.3390/electronics11040518
fatcat:u5cpyqwwnnbw7ppw3mv4hhhwg4
Using a meta-model to build operational architectures of automation systems for critical processes
2011
ETFA2011
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This paper focuses on the two first ones, capability and safety constraints by proposing a method based on reachability analysis in a network of communicating automata. ...
This design results from the allocation of control functions onto physical devices by taking into account numerous constraints such as capability, safety, time performance or reliability constraints. ...
Main benefit rely in the ability for various engineering activity (architecture sizing according to capabilities and safety constraints, architecture time performance analysis, architecture reliability ...
doi:10.1109/etfa.2011.6059120
dblp:conf/etfa/LemattreDFSP11
fatcat:rbpfb3nb5bd7pmaq46tlmuevle
Analysis of fault tolerance and reliability in distributed real-time system architectures
2003
Reliability Engineering & System Safety
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In detail, a simulation based approach for the analysis of fault tolerance and reliability in distributed real-time system architectures is presented. ...
Therefore, safety critical systems have to meet maximum fault tolerance and reliability requirements. ...
used for safety and reliability analysis, like fault trees or Failure Mode and Effects Analysis [3] . ...
doi:10.1016/s0951-8320(03)00169-8
fatcat:4adxbw35undcdalcl2etks5xme
Study of CAN-to-3GPP LTE gateway architecture for automotive safety in V2I environment
2015
2015 17th International Conference on Advanced Communication Technology (ICACT)
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The gateway must be suitable for the legacy vehicle E/E systems and functional safety requirements. In this paper, I describe the architecture of CAN-to-3GPP LTE gateway to fit those requirements. ...
To realize the V2I communication technology based on 3GPP LTE infrastructure, the gateway is required to connected 3GPP network to in-vehicle communication system. ...
Because it provides model-based design techniques that can verify the SW in the design step and the architecture for reuse of reliable SW. ...
doi:10.1109/icact.2015.7224797
fatcat:frt46mf2njctvh3diz7d25busu
Performance analysis of a fail-safe wireless communication architecture for IoT based fire alarm control panels
2021
SN Applied Sciences
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With the multi-disciplinary findings discovered, the proposed wireless communication architecture is feasible to be considered to use in future Internet of Things based fire safety products. ...
The experimental results show that the proposed wireless communication architecture could achieve the low latency and high reliability requirements and reduce the chance of key information loss. ...
Review of related work There are a number of related works for IoT based FAS, most of them focus on the proposal of system architecture and their hardware design for different application scenarios. ...
doi:10.1007/s42452-021-04400-2
fatcat:bov3e2q3xnbedlrqbvpgrgz4xy
An Industrial Case Study Using an MBE Approach: From Architecture to Safety Analysis
2010
2010 13th IEEE International Symposium on Object/Component/Service-Oriented Real-Time Distributed Computing Workshops
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Keywords-railway application domain; preliminary hazard analysis; reliability analysis; model-based safety engineering ...
We discuss the initial phases of software development of a real industrial safety-related device in the railway application domain. ...
We focus on the initial phases of architectural design of the Event Recorder system, we perform the related safety analyses by computing the Preliminary Hazard Analysis and the reliability analysis of ...
doi:10.1109/isorcw.2010.11
dblp:conf/isorc/DalpezPCT10
fatcat:um6fpeafhvap7mls6na3p7qgia
On The Design Of Electronic Control Unitsfor The Safety-Critical Vehicle Applications
2014
Zenodo
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Safety-related software is also implemented to provide a reliable, self-testing computing environment for safety critical and high integrity applications. ...
Communication between the main CPU and the PCP is executed via a common area of RAM and events on either processor which are invoked by interrupts. ...
The asymmetric microcontroller architecture with an external watchdog CPU was adopted in the hardware architecture and various safety-related software libraries were also used to improve the functional ...
doi:10.5281/zenodo.1091962
fatcat:joqizber7rgv3kldamothxpxpm
The potential for a generic approach to certification of safety critical systems in the transportation sector
1999
Reliability Engineering & System Safety
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These include the EUROCAE/SAE aerospace guidelines, the CENELEC railway standards and IEC-61508, the draft international standard on safety related systems. ...
The safety case process determines how the evidence produced in the progression of safety assessment can be structured in order to form an overall convincing argument about the safety of the system. ...
EN-50159.1 16 : Railway applications -Communication, signaling and processing systems -Part 1: Safety related communication in closed transmission systems. ...
doi:10.1016/s0951-8320(98)00015-5
fatcat:twsgtfj2ffc2jmov2fcrzxx3ti
Internet of Vehicles: Motivation, Layered Architecture, Network Model, Challenges, and Future Aspects
2016
IEEE Access
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A five layered architecture of IoV is proposed considering functionalities and representations of each layer. ...
The IoV includes five types of vehicular communications; namely, Vehicle-to-Vehicle, Vehicle-to-Roadside, Vehicle-to-Infrastructure of cellular networks, Vehicle-to-Personal devices and Vehicle-to-Sensors ...
The authors would like to extend their sincere appreciation to the Deanship of Scientific Research at King Saud University for funding this research. ...
doi:10.1109/access.2016.2603219
fatcat:eogmpgz2zbefrcfxwtceywuk2i
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