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Reliability Analysis of Safety-Related Communication Architectures [chapter]

Oliver Schulz, Jan Peleska
2010 Lecture Notes in Computer Science  
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 ( 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

E. Babeshko, O. Illiashenko, V. Kharchenko, E. Ruchkov
2020 Nuclear and Radiation Safety  
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

Hiroshi FUKUOKA, Kohji IWATA
2006 Quarterly Report of RTRI  
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

Kwang-Seop Son, Dong-Hoon Kim, Jinpyo Noh, Jaehyun Park
2014 IFAC Proceedings Volumes  
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  
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]

A Altaher, S Mocanu, J Thiriet
2016 Risk, Reliability and Safety: Innovating Theory and Practice  
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

Hadi Askaripoor, Morteza Hashemi Farzaneh, Alois Knoll
2022 Electronics  
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

T. Lemattre, B. Denis, J-M. Faure, P. Salaun, J-F. Petin
2011 ETFA2011  
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

Stephan Philippi
2003 Reliability Engineering & System Safety  
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

Kisoon Sung, Jeonghwan Lee, Jaewook Shin
2015 2015 17th International Conference on Advanced Communication Technology (ICACT)  
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

Song Qiu, Robert Allan, Rajagopal Nilavalan, Jeff Ivey, Steven Butterfield, Maozhen Li
2021 SN Applied Sciences  
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

Stefano Dalpez, Roberto Passerone, Daniela Cancila, Francois Terrier
2010 2010 13th IEEE International Symposium on Object/Component/Service-Oriented Real-Time Distributed Computing Workshops  
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

Kyung-Jung Lee, Hyun-Sik Ahn
2014 Zenodo  
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

Y Papadopoulos, J A. McDermid
1999 Reliability Engineering & System Safety  
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

Omprakash Kaiwartya, Abdul Hanan Abdullah, Yue Cao, Ayman Altameem, Mukesh Prasad, Chin-Teng Lin, Xiulei Liu
2016 IEEE Access  
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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