Results 71 to 80 of about 1,888 (168)

Selected applications of satellite technologies in rail transport

Archives of Transport
Global Navigation Satellite Systems (GNSS) are increasingly being used in various modes of transport, including rail transport. When this technology is applied to railway traffic control, it is essential to ensure a high level of safety and reliability.
Marcin Chrzan, Tomasz Ciszewski, Waldemar Nowakowski   +2 more
doaj   +1 more source

Design and Evaluation of Safety Instrumented Systems: A Simplified and Enhanced Approach

IEEE Access, 2017
An application of a more cost-effective, simplified, and enhanced approach for the design and evaluation of Safety Instrumented Systems (SIS) called funnel risk graph method (FRGM) is presented in this paper.
Angelito Gabriel
doaj   +1 more source

Determination of Safety Integrity level using HAZOP Study and Layer of Protection Analysis (LOPA) in Emergency Shutdown Systems (A Case Study in CPF) [PDF]

Muhandisī-i bihdāsht-i ḥirfah/ī
Background and Objective: Considering the high severity of accidents in process industries, determining the safety integrity level (SIL) is a necessity for adequacy and resistance of the used protective layers.
sajad afshari, Iraj Mohammad Fam, Omid Kalatpour   +2 more
doaj  

Reliability of subsea equipment in order to verify safety integrity level (SIL) in presence of uncertainty

, 2012
The IEC standards 61508/61511 need to be defined and verified by the reliability targets or safety integrity targets for safety instrumented functions (SIF). The reliability targets or safety integrity targets are categorised as four safety integrity level (SIL).
openaire   +2 more sources

Cybersecurity Requirements for Industrial Machine Control Systems

Applied Sciences
The first part of this paper discusses the research context, taking a closer look at the development of Industry 4.0 and the growing importance of the IIoT, which entails new cybersecurity challenges.
Leszek Kasprzyczak, Anna Manowska, Marek Dźwiarek   +2 more
doaj   +1 more source

A Software Structured Methodology for Function Safety

Kongzhi Yu Xinxi Jishu, 2018
Huge traffic volume and limited vehicle space of rail transit system poses great safety challenges, and the safety of TCMS(train control and management system) has been drawing more and more attentions.
LIU Buqi, ZHOU Zhifei
doaj  

Representing the Fuzzy improved risk graph for determination of optimized safety integrity level in industrial setting

بهداشت و ایمنی کار, 2013
Introduction: Due to the presence of extreme hazard sources and high intrinsic risk in refineries and process industry sectors, different layers of protection are being used to reduce the risk and avoid the hazardous events.
Z. Qorbali, P. Nasiri, A. Baqaei, S. M. R. Mirilavasani   +3 more
doaj  

Recovery of E-SRS With 2 × (2oo2) System Architecture and Its Impact on the Safety Integrity of a Safety Function

IEEE Access
All electronic safety-related systems (E-SRS) must undergo qualitative and quantitative evaluation to determine the required safety integrity level (SIL) or similar safety evaluation metrics.
L'ubomir Hrmo, Juraj Zdansky, Karol Rastocny, Jozef Hrbcek   +3 more
doaj   +1 more source

A comparative study of industrial and open-source SCADAs to optimize the design of control systems for the IFMIF-DONES plant. [PDF]

Sci Rep
Cruz-Miranda J, Damas M, Valenzuela E, Cappelli M, Diaz J.   +4 more
europepmc   +1 more source

Insights into the therapeutic potential of silymarin-encapsulated CME@ZIF-8 against CCl₄-induced toxicity in broiler chicks. [PDF]

Poult Sci
Jiabin Z, Al-Rasheed M, Rauf A, Hussain R, Mohammed ESI, Momenah MA, Mohamed MHA, Meligy AMA, Ahmed MS, Alfifi A, Ahmed AE, Shiqi D.   +11 more
europepmc   +1 more source