Publications

The scientific and technical developments of the company's employees are published in the international scientific and technical journals that are part of the world's science-based databases (Scopus, Web of Science, etc.) and presented in many domestic and foreign scientific and technical conferences.

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Filonova Y., Reactor baffle cooling CFD framework for swelling assessment / Y. Filonova, V. Filonov, Y. Dubyk // Proceedings of the ASME 2018 26th International Conference on Nuclear Engineering ICONE26-82365. — July 22-26, 2018, London, England. — 10p.

Filonov V. On Experimental and Computational Investigation of Heat Transfer Deterioration and Hydraulic Resistance in Annular Channel and SCWR 3-Rod Bundle/ V. Filonov, Y. Filonova, V. Razumovskiy, E. Pis’mennyi // Proceedings of the ASME 2018 26th International Conference on Nuclear Engineering ICONE26‑81289 — July 22-26, 2018, London, England. — 10p.

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Dubyk Y. Dynamic assessment of the Core Barrel during Loss of Coolant Accident/ Y. Dubyk, V. Filonov, O.Ishchenko, I. Orynyak, Y. Filonova // Proceedings of the ASME 2018 Pressure Vessels and Piping Conference PVP2018-84762. — July 15-20, 2018, Prague, Czech Republic. — 10p.

Orynyak I. Approximate Formulas for Cylindrical Shell Free Vibration Based on Vlasov’s and Enhanced Vlasov’s Semi-Momentless Theory / I.  Orynyak, Y. Dubyk // Proceedings of the ASME 2018 Pressure Vessels and Piping Conference PVP2018-84932. — July 15-20, 2018, Prague, Czech Republic. — 10p.

Orynyak I. Williams-Wittrick Approach Application for an Effective Search for Natural Vibration Frequencies of Pipeline Systems with Fluid-Structure Interaction / I. Orynyak, A. Batura, Y. Dubyk // Proceedings of the ASME 2018 Pressure Vessels and Piping Conference PVP2018-84762. — July 15-20, 2018, Prague, Czech Republic. — 9p.

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I. Orynyak, A. Bogdan, I. Selivestrova

The Application of Long and Short Cylindrical Shell Solutions for Stress and Flexibility Determination in a Single Mitred Bend / ASME 2016 Pressure Vessels and Piping Conference, V01AT01A001-V01AT01A001

I. Orynyak, A. Batura, I. Dubyk

Water hammer event on aboveground section of oil piping during hydro test / ASME 2016 Pressure Vessels and Piping Conference, V005T05A024-V005T05A024

I. Dubyk, I. Orynyak

Analysis of Water Hammer due to Sudden Rupture of Reactor Coolant System / ASME 2016 Pressure Vessels and Piping Conference, V004T04A021-V004T04A021

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Dubyk Y., An exact series solution for free vibration of cylindrical shell with arbitrary boundary conditions/ Y. Dubyk, I. Orynyak, O. Ishchenko // Scientific Journal of the Ternopil National Technical University. — 2018. — №1(89). — P. 79–88.

Dubyk Y., Vasylchenko B., Agieiev S., Oryniak I. Strength Analysis of PGV-1000M Steam Generator Support / Nuclear and Radiation Safety. — 2017. — №3. — p. 30–33.

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I.V. Orynyak, A.Ya. Krasovskiy, M.V. Borodiy, S.M. Ageev

Development of Procedure for Determination of Wall Thickness in Npp Pipeline at Erosion-corrosion Wear of Material // Техническая диагностика и неразрушающий контроль 17 (4), 14-24

A. Batura, A. Novikov, A. Pashchenko, Y. Dubyk

An application of the transfer matrix approach for a dynamic analysis of complex spatial pipelines / 24th International Conference on Structural Mechanics in Reactor Technology (SMiRT-24), 2017

I. Orynyak, M. Zarazovskii, M. Borodii

A New Methodology for Structural Reliability Assessment of the Heat Exchanger Tubes of WWER Steam Generators // ASME Journal of Pressure Vessel Technology 2017, 139 (3)

Zarazovskii, M., Borodii, M., Kozlov, V

Risk-Informed Approach to Structure Integrity Prediction and Optimization of In-Service Inspection of Heat Exchange Equipment with High Defect Statistics // Nuclear and Radiation Safety. 2016 (4), 32-38

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Dubyk I. R. Fluid-Structure Interaction in free vibration analysis of pipelines/ I. R. Dubyk, I. V. Orynyak // Scientific Journal of the Ternopil National Technical University. — 2016. — №1. — P. 49–59

I. Orynyak, V. Kozlov, M. Borodii, M. Zarazovskii Justification of Hydraulic Test Pressure Reduction for NPPs Primary Circuit Using Structural Reliability Approach / 23th International Conference on Structural Mechanics in Reactor Technology (SMiRT-23), 2015

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I Orynyak, V Kozlov, M Borodii, M Zarazovskii

Application of the Structural Reliability Methods for Justification of Pressure Reduction of Periodic Hydrostatic Test for Primary Circuit of NPP WWER-1000 / ASME 2015 Pressure Vessels and Piping Conference Paper No. PVP2015-45573

I. Orynyak, M. Zarazovskii, S. Radchenko

Methodological Features of WWER RPV Metal Critical Temperature of Brittleness Prediction on the Base of the Data Scatter and the Chemical Composition / ASME 2015 Pressure Vessels and Piping Conference, V003T03A068-V003T03A068

I Orynyak, I Dubyk, A Batura

Energy approach for determine frequency and amplitude of vibration of piping with closed side branches / ASME 2015 Pressure Vessels and Piping Conference, V004T04A028-V004T04A028

I. Orynyak, I. Dubyk, A. Batura

Analysis of dynamic stress in the reactor core barrel due to the pressure pulsations / ASME 2015 Pressure Vessels and Piping Conference, V004T04A029-V004T04A029

I. Orynyak, S. Ageiev, S. Radchenko

Local and Global Reference Stress for Circumferential Irregular-Shaped Defects in Pipes // Journal of Pressure Vessel Technology 2015, 137 (4), 041203

I. Orynyak, S. Ageiev, S. Radchenko, M. Zarazovskii

Local Limit Load Analytical Model for Thick-Walled Pipe With Axial Surface Defect // Journal of Pressure Vessel Technology 2015, 137 (5), 051204

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Orynyak I., Dubyk Y., Batura A. Analysis of Fluid-Induced Vibrations of Long Branched Strength of Materials 47 (2), 314-331

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I. Orynyak, A. Bogdan, S. Radchenko, S. Okhrimchuk

The Numerically Exact 6 Degree of Freedom Procedure for Geometrically and Physically Nonlinear Saint-Venant’s Problem for a Moderately Thick Shell With Circula.../ The Twenty-fourth International Ocean and Polar Engineering Conference, 2014

I. Orynyak, A. Bogdan, A. Novikov, I. Lokhman

The Spring Splines Procedure with Prescribed Accuracy for Determination of the Pipe Centerline Geometry / The Twenty-fourth International Ocean and Polar Engineering Conference, 2014

I. Orynyak, M. Zarazovskii, A. Batura, M. Borodii, E. Danil’chuk Brittle fracture probabilistic assessment of WWER-1000 RPVs / ASME 2014 Pressure Vessels and Piping Conference Paper No. PVP2014-28557

S. Ageiev, I. Orynyak, S. Radchenko, M. Zarazovskii

Local Limit Load Analytical Model for Thick-Walled Pipe With Axial Surface Defect / ASME 2014 Pressure Vessels and Piping Conference, V003T03A096-V003T03A096

A. Batura, A. Bogdan, I. Orynyak, S. Radchenko

Two Axisymmetric Models Application for Fast and Conservative Analysis of Cold Plumes in RPV at PTS Condition / ASME 2014 Pressure Vessels and Piping Conference, V003T03A106-V003T03A106

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Dubyk I. R. Application of the energy approach for choosing boundary conditions to the analysis of hydro-mechanical vibration of piping / I. R. Dubyk, I. V. Orynyak, S. A. Radchenko // Proceedings of the 21st International Congress on Sound and Vibration ICSV21. — July 13-17, 2014, Beijing. — 8 p

Orynyak I.V., Ageev S.M. The Limit Load Analytical Model for Pipe Branch with Axial Surface Defect. / 22nd International Conference on Structural Mechanics in Reactor Technology. SMiRT-22. Transactions. – San Francisco 18-23 August, 2013. – No.364.

Orynyak I.V., Ageev S.M. The Limit Load Analytical Model for Thick-Walled Pipe with Axial Surface Defect. / 22nd International Conference on Structural Mechanics in Reactor Technology. SMiRT-22. Transactions. – San Francisco 18-23 August, 2013. – No.365.

Orynyak I.V., Orynyak A.I, Batura А.S. Semianalytical Solution Method of Differential-Integral Equation of Flat Crack. // 22nd International Conference on Structural Mechanics in Reactor Technology. SMiRT-22. Transactions. – San Francisco 18-23 August, 2013.

Orynyak I.V., Radchenko S.A., Dubik Ya. R. Application of the Transfer Matrix Method to the Analysis of Hydro-mechanical Vibration of NPP Piping. / ASME 2013 Pressure Vessels & Piping Conference (PVP 2013), July 14-18, 2013 Paris, France.

Orynyak I.V., Bohdan A.V., Zarazovskii M. Determination of the Transition Temperature Scatter Using the Charpy Data Scatter. / ASME 2013 Pressure Vessels & Piping Conference (PVP 2013), July 14-18, 2013 Paris, France.

Orynyak I.V., Radchenko S.A., Zarazovskii M, Kozlov V. Ya. To Determination of the WWER RPV Steels Crack Resistance Characteristics. // ASME 2013 Pressure Vessels & Piping Conference (PVP 2013), July 14-18, 2013 Paris, France

Orynyak I.V., Radchenko S.A., Batura А.S. Borodii M. V. Deformation Of A Pipe Bend As An Element Of A Piping System Under Harmonic Loading. // ASME 2013 Pressure Vessels & Piping Conference (PVP 2013), July 14-18, 2013 Paris, France

Orynyak I.V., Orynyak A.I, Radchenko S.A. The Brittle Strength Assessment of the WWER-1000 Reactor Pressure Vessel Nozzle with Cladding. // ASME 2013 Pressure Vessels & Piping Conference (PVP 2013), July 14-18, 2013 Paris, France.

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Orynyak I., Yakovleva E., Dubik Y. The application of the combined method of weight functions for the determination of a through-wall crack opening area in a shell,  Strength of Materials 44 (6), 600-616

Orynyak I., Batura А.S., Dubik Y.  Application of the method of initial parameters to analysis of coupled hydromechanical vibrations in piping systems. Part 2. Natural frequencies and modes of coupled hydromechanical vibrations of fluid transported in pipelines,  Strength of Materials 44 (1), 8-19

Orynyak I.V., Lokhman I.V., Bohdan A.V. The Correct Measurements and Stress Analysis of Cylinder/Pipe with Out-Of-Roundness. / ASME 2012 Pressure Vessels & Piping Conference PVP 2012 July 15-19, 2012, Toronto, Ontario, CANADA

Orynyak I.V., Yakovleva E.S., Kozlov V. Ya. The combined weight function method application for the estimation of the crack opening area for through crack in the shells. / Proceedings of the ASME 2012 Pressure Vessels & Piping Division Conference PVP2012 July 15-19, 2012, Toronto, Ontario, Canada