MATHEMATICAL MODELLING AND INFORMATION TECHNOLOGIES
IN WELDING AND RELATED PROCESSES Proceedings of Seventh International Conference / Edited by Prof. I.V. Krivtsun
Kiev: International Association «Welding», 132 pp. (only pdf version)
В сборнике представлены доклады Седьмой международной конференции «Математическое моделирование и информационные технологии в сварке и родственных процессах», в которых отражены достижения за
последние годы в области математического моделирования физических явлений, протекающих при сварке,
наплавке и других родственных процессах. Авторами докладов являются известные ученые и специалисты.
Для научных и инженерно-технических работников, занятых в области сварки, резки, наплавки, пайки, нанесения
защитных покрытий и других родственных процессов.
CONTENTS
Akhonin S. V., Belous V. Yu., Selin R. V., Grigorenko S. G. Mathematical modeling of effect of thermal cycle of argon-arc welding with weaving on structural transformations in heat-affected zone of two-phase titanium alloy ... 5
Demchenko V. F., Fedorov O. P., Shuba I. V. Gravitation and vibration sensitivity of schemes of crystal growth from melt ... 8
Krivtsun I., Krikent I., Demchenko V., Zabirov A., Raysgen U., Mokrov O. Interaction of irradiation of CO2 – laser beam with argon arc plasma in hybrid (laser + TIG) welding ... 13
Maystrenko A. L., Nesterenkov V. M., Dutka V. A., Lukash V. A., Zabolotnyi S. D., Tkach V. N. Modelling of heat processes for improvement of structures of metal and alloys using friction stir welding method ... 22
Markashova L. I., Poklyatskiy A. G., Kushnareva O. S., Alekseenko T. A. Structure and service properties of welded joints of complexly-alloyed alloys ... 31
Markashova L. I., Tuyrin Yu. N., Kolisnechenko O. V., Valevich M. L., Bogachev D. G., Duda I. M., Titkov E. P. Structure-phase condition of wear-resistant composite coatings of Cr3C2-NiCr system, deposited using multi-chamber detonation installation ... 37
Markashova L. I., Shelyagin V. D., Kushnareva O. S., Berdnikova E. N., Bernatskiy A. V. Structure-phase condition and mechanical properties of surface layers of 38khn3mfa steel to be formed under conditions of laser and laser-plasma alloying ... 43
Makhnenko O. V., Velikoivanenko E. A., Rozinka G. F., Muzhichenko A. F. Modelling of stress-strain state in welding of circumferential dissimilar joints of pipes from 12% chromous steel of martensite class ... 48
Makhnenko O. V., Milenin A. S., Saprykina G. Yu. Calculation modelling of working capacity of pipeline from aluminum alloy AMg3 of primary cooling circuit of research reactor with discontinuities found in zone of circumferential welded joints ... 54
Makhnenko O. V., Mirzov I. V. Calculation estimation of working capacity of vessel internals of VVER-1000 reactor considering radiation swelling for extension of life to 60 years ... 60
Makhnenko O. V., Pustovoy A. D. Development of welded structures of load-bearing members of freight car truck with increased characteristics of fatigue resistance and survivability based on mathematical modelling ... 66
Milenin A. S., Velikoivanenko E. A., Rozynka G. F., Pivtorak N. I. Peculiarities of numerical analysis of limiting state of welded structures based on criteria of plastic instability ... 73
Milenin A. S., Velikoivanenko E. A., Rozynka G. F., Pivtorak N. I. Prediction of efficiency of repair of elements of main pipelines using composite bands ... 83
Milenin A. S., Kozlitina S. S., Dzyubak L. I. Numerical analysis of technological process of electron-beam surface fusion of cylinder nickel alloy ingots ... 90
Milenin A. S., Saenko V. Ya., Polishko A. A., Kozlitina S. S., Dzyubak L. I. Modelling of technological process of ESS LM of different on height large steel ingots of circular section ... 95
Milenin A. S., Shekera V. M., Tsarinniy B. V., Tsarinniy A. B. Estimation of level of unloading of main pipeline section using welding band at different stages of repair and operation ... 99
Semenov O. P. Modeling of processes of melting and transfer of electrode metal in non-consumable electrode welding ... 104
Sidorets V. N., Bushma A. I., Zhenosekov A. M. Gas shielding of pulse-arc and laser-arc discharges ... 112
Sidorets V. N., Krivtsun I. V., Demchenko V. F., Krikent I. V., Kovalenko D. V., Kovalenko I. V., Pavlov A. G. Calculation and experimental investigation of static and dynamic characteristics of argon arc with refractory cathode ... 116
Kharlamov M. Yu., Krivtsun I. B., Korzhik B. N., Demyanov A. I. Modelling of processes of plasma-arc sprayingof wire materials ... 121