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CERN Document Server 2,029 records found  1 - 10nextend  jump to record: Search took 0.37 seconds. 
1.
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Conformance checking for programmable logic controller programs and specifications / Darvas, Daniel (Budapest, Tech. U.) ; Majzik, Istvan (Budapest, Tech. U.) ; Vinuela, Enrique Blanco (CERN)
Verification of industrial control systems' software is an important task, as the cost of failure in these systems is typically high. Formal verification methods can complement the currently used testing techniques, especially if requirements are formally specified. [...]
2016 - 8 p. - Published in : 10.1109/SIES.2016.7509409
In : 11th IEEE Symposium on Industrial Embedded Systems, Krakow, Poland, 23 - 25 May 2016, pp.7509409
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2.
(91)
PLC code generation based on a formal specification language / Darvas, Daniel (CERN ; Budapest, Tech. U.) ; Vinuela, Enrique Blanco (CERN) ; Majzik, Istvan (Budapest, Tech. U.)
The complexity and quality needs of PLC-based control system software have largely increased. Formal specification methods can help to cope with these needs. [...]
2017 - 8 p. - Published in : 10.1109/INDIN.2016.7819191
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What is special about PLC software model checking? / Darvas, Daniel (CERN) ; Blanco Viñuela, Enrique (CERN) ; Majzik, Istvan (Budapest, Tech. U.)
Model checking is a formal verification technique to check given properties of models, designs or programs with mathematical precision. Due to its high knowledge and resource demand, the use of model checking is restricted mainly to core parts of highly critical systems. [...]
2018 - 6 p. - Published in : 10.18429/JACoW-ICALEPCS2017-THPHA159 Fulltext: PDF;
In : International Conference on Accelerator and Large Experimental Physics Control Systems, Barcelona, Spain, 8 - 13 Oct 2017, pp.THPHA159
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4.
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A Formal Specification Method for PLC-based Applications / Darvas, Dániel (CERN) ; Blanco Vinuela, Enrique (CERN) ; Majzik, István (Budapest, Tech. U.)
The correctness of the software used in control systems has been always a high priority, as a failure can cause serious expenses, injuries or loss of reputation. To improve the quality of these applications, various development and verification methods exist. [...]
2015 - 4 p. - Published in : 10.18429/JACoW-ICALEPCS2015-WEPGF091 Fulltext: PDF; External link: JACoW
In : 15th International Conference on Accelerator and Large Experimental Physics Control Systems, Melbourne, Australia, 17 - 23 Oct 2015, pp.WEPGF091
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Applying Model Checking to Industrial-Sized PLC Programs / Fernandez Adiego, Borja (CERN) ; Darvas, Daniel (Budapest, Tech. U.) ; Blanco Vinuela, Enrique (CERN) ; Tournier, Jean-Charles (CERN) ; Bliudze, Simon (LPHE, Lausanne) ; Blech, Jan Olaf (RMIT U.) ; Gonzalez Suarez, Victor M (Oviedo U.)
Programmable logic controllers (PLCs) are embedded computers widely used in industrial control systems. Ensuring that a PLC software complies with its specification is a challenging task. [...]
CERN-OPEN-2015-009.- Geneva : CERN, 2015 - 11 p. - Published in : IEEE Trans. Ind. Inform. 11 (2015) 1400-1410 Preprint: PDF;
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Automated Generation of Formal Models from ST Control Programs for Verification Purposes
In large industrial control systems such as the ones installed at CERN, one of the main issues is the ability to verify the correct behaviour of the Programmable Logic Controller (PLC) programs. [...]
CERN-ACC-NOTE-2014-0037. - 2014. - 13 p.
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Formal verification of complex properties on PLC programs / Darvas, D ; Fernandez Adiego, B ; Voros, A ; Bartha, T ; Blanco Vinuela, E ; Gonzalez Suarez, V M
Formal verification has become a recommended practice in the safety-critical application areas. However, due to the complexity of practical control and safety systems, the state space explosion often prevents the use of formal analysis. [...]
CERN-ACC-2014-0222.- Geneva : CERN, 2014 - 16 p. Fulltext: PDF;
In : 34th IFIP International Conference on Formal Techniques for Distributed Objects, Components and Systems, Berlin, Germany, 3 - 6 Jun 2014, pp.34th IFIP International Conference
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8.
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PLCverif: A Tool to Verify PLC Programs Based on Model Checking Techniques / Darvas, Dániel (CERN) ; Blanco Vinuela, Enrique (CERN) ; Fernández Adiego, Borja (CERN)
Model checking is a promising formal verification method to complement testing in order to improve the quality of PLC programs. However, its application typically needs deep expertise in formal methods. [...]
2015 - 4 p. - Published in : 10.18429/JACoW-ICALEPCS2015-WEPGF092 Fulltext: PDF; External link: JACoW
In : 15th International Conference on Accelerator and Large Experimental Physics Control Systems, Melbourne, Australia, 17 - 23 Oct 2015, pp.WEPGF092
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9.
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Transforming PLC Programs into Formal Models for Verification Purposes / Darvas, D ; Fernandez Adiego, B ; Blanco, E
Most of CERN’s industrial installations rely on PLC-based (Programmable Logic Controller) control systems developed using the UNICOS framework. [...]
CERN-ACC-NOTE-2013-0040. - 2013. - 19 p.
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Bringing Automated Model Checking to PLC Program Development - A CERN Case Study / Fernandez Adiego, B (CERN) ; Darvas, D (CERN) ; Tournier, J-C (CERN) ; Blanco Vinuela, E (CERN) ; Gonzalez Suarez, V M (Oviedo U.)
Verification of critical software is a high priority but a challenging task for industrial control systems. [...]
CERN-ACC-2014-0221. - 2014. - 6 p.
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