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  • Experimental and analytical description of the electric arc furnace processes in creation of computer simulator 
    Kolesnikova, Kateryna (Dnipropetrovsk, 2015)
    Experimental and analytical basics for building of mathematical description for metallurgical processes in the smelting of steel in electric arc furnaces, focused on the use in computer simulators for the personnel, are ...
  • Experimental and Analytical Study of CBN Grinding of Welded Martensitic Aging Steel. 
    Lebedev, V.; Tonkonogyi, V.; Chumachenko, T.; Klymenko, N.; Frolenkova, O. (Springer, Cham, 2020)
    Martensitic aging steels (Marging steels—MS) are high-alloyed low-carbon (0.03% C) structural steels based on the Fe–Ni and Fe–Cr–Ni systems, additionally doped with cobalt, molybdenumtitaniumetc. The article presents the ...
  • The Factorization Method in the Abstract Riemann Problem 
    Komarnitskii, Аleksey; Комарніцький, Олексій Леонідович; Комарницкий, Алексей Леонидович; Kolmakova, Liudmyla; Колмакова, Людмила Миколаївна; Колмакова, Людмила Николаевна (Publishing House of Katowice School of Technology, 2020)
    The previously considered schemes for solving the abstract Riemann problem generalize not only the Riemann boundary value problems in Holder space and Lp, but and some integral convolution type equations (with two kernels, ...
  • Faltering grinding with application of ecologically safe firm lubricants 
    Uminsky, S.; Уминський, С.М.; Yakimov, O.; Якімов, О.О.; Bovnegra, L.; Бовнегра, Л.В.; Klimenko, N.; Кліменко, Н.М.; Balan, V.; Балан, В.О. (ОНПУ, 2018)
    To prevent the appearance of burns when grinding, lubricating and cooling technology means and intermittent circles are used. The vast majority of lubricating and cooling technology means represents a real threat to human ...
  • Faltering grinding with application of ecologically safe firm lubricants 
    Uminsky, S.; Yakimov, O.; Bovnegra, L.; Klimenko, N.; Balan, V. (// proceedings of Odessa polytechnic university – Odesa: ONPU, 2018)
    Для запобігання появи прижогов при шліфуванні застосовують мастильно-охолоджуючі технологічні засоби (МОТЗ) і переривчасті круги. Велика кількість МОТЗ являє реальну загрозу для здоров'я людини й навколишнього середовища, ...
  • Features of Application of the Mathematical Package Smath Studio in Teaching Numerical Methods 
    Bovnegra, Liubov; Бовнегра, Любов Віталіївна; Бовнегра, Любовь Витальевна; Strelbitskyi, Viktor; Стрельбицький, Віктор Васильович; Стрельбицкий, Виктор Васильевич (Publishing House of Katowice School of Technology, 2020)
    At present, numerical methods are one of the most demanded, an important role in the teaching of which is played by the choice of software, since the complexity and type of tasks to be solved largely depends on the ...
  • Improvement of the Deformed State of Flight Beams of Bridge Cranes 
    Tkachov, Anatolii; Ткачьов, Анатолій Вікторович; Ткачев, Анатолий Викторович; Tkachov, Oleksii; Ткачьов, Олексій Анатолійович; Ткачев, Алексей Анатольевич; Sydorenko, Ihor; Сидоренко, Ігор Іванович; Сидоренко, Игорь Иванович (Publishing House of Katowice School of Technology, 2020)
    Issues related to increasing the bearing capacity of the span beams of bridge-type cranes by the prestressing method are considered. A new constructive solution is proposed for unloading the main beams of the crane and ...
  • Improving the model of quality management systems processes assessment 
    Perperi, L.; Перпері, Л.М.; Oborskyi, H.; Оборський, Г.О.; Goloborodko, G.; Голобородько, Г.М.; Palennyy, Yu.; Паленний, Ю.Г. (ОНПУ, 2018)
    Considered are the issues related to elaboration of processes quality assessment model improvement based onto the assessment of the expected result achievement level using the “maturity scale”. Defined are that assessment ...
  • Improving the Performance Properties of Abrasive Tools at the Stage of Their Operation 
    Tonkonogyi, Vladimir; Sidelnykova, Tetiana; Dašić, Predrag; Yakimov, Alexey; Bovnegra, Liubov (Springer, Cham, 2020)
    Grinding performance largely depends on the durability of the abrasive tool. Developed and tested solid lubricant for impregnating the working surface of the grinding wheel, which increases its cutting ability and, as a ...
  • Increase of Performance of Grinding by Plate Circles 
    Tonkonogyi, Vladimir; Yakimov, Alexey; Bovnegra, Liubov (Springer, Cham, 2019)
    A method is proposed for increasing the grinding efficiency of gear wheels by two disk wheels. The possibility of increasing grinding capacity on machines working in two circles by the method of bending without reducing ...
  • The lifetime forecasting of machine elements by fatigue strength criterion 
    Khomyak, Yuriy; Хомяк, Юрій Мефодійович; Хомяк, Юрий Мефодиевич; Kibakov, Oleksandr; Кібаков, Олександр; Кибаков, Александр; Medvedev, Stanislav; Медведєв, Станіслав; Медведев, Станислав; Nikolenko, Ilya; Николенко, Ілля; Николенко, Илья; Zheglovа, Victoria; Жеглова, Вікторія Михайлівна; Жеглова, Виктория Михайловна (Polish Society of Technical Diagnostics, 2021)
    The method for assessing the lifetime of structural elements by the criterion of fatigue strength is improved. It includes tests of laboratory material samples, the positions of the statistical theory of similarity of ...
  • Mathematical Modeling of Starting a Mechanical Transmission with a Nonlinear Elastic Coupling 
    Kurgan, Victor; Курган, Віктор Олегович; Курган, Виктор Олегович; Prokopovich, Ihor; Прокопович, Ігор Валентинович; Прокопович, Игорь Валентинович; Sydorenko, Ihor; Сидоренко, Ігор Іванович; Сидоренко, Игорь Иванович (Publishing House of Katowice School of Technology, 2020)
    The most difficult moment in the work with an asynchronous motor is the launch. And the more powerful drive is the more difficult launch. This is due to certain features of the asynchronous motors: a limited starting ...
  • Modelling of Temperature Field and Stress–Strain State of the Workpiece with Plasma Coatings during Surface Grinding 
    Usov, Anatoly; Tonkonogyi, Vladimir; Dašic, Predrag; Rybak, Olga (MDPI AG, Switzerland, 2019)
    Plasma coatings play a key role in surface tailoring through providing important advantages for tools during their further application. However, grinding these coatings may cause different defects such as grinding burns ...
  • Modification of the pert method for project time evaluation taking into account unexpected delays 
    Litvinov, Vladimir; Moskaliuk, Andrii (2018)
    The PERT-based method for estimation of project implementation time, which uses Rayleigh distribution instead of β-distribution, was proposed. The modification of the PERT, which made it possible to involve the quality of ...
  • Possible ways to reduce the cost of grinding process of prod ucts with intermittent circles 
    Yakimov, O.; Якімов, О.О.; Zadorozhko, G.; Задорожко, Г.І.; Bovnegra, L.; Бовнегра, Л.В.; Beznos, S.; Безнос, С.В.; Balan, V.; Балан, В.О. (ОНПУ, 2018)
    Grinding in most cases is the final operation of machining, on which the quality of the surface layer of the manufactured part is formed. Stable quality of the surface layer during grinding and high productivity can be ...
  • Process model of communication in projects using markov chain 
    Kolesnikova, K. V.; Vlasenko, E. V.; Lukyanov, D. V.; Olekh, T. M.; Колеснікова, К . В .; Власенко, Е. В.; Олех, Т. М. (Odessa National Polytechnic University, 2013)
    Developed model communication processes in projects using Markov chain with discrete states and time.
  • Provision of the Quality of Manufacturing Gear Wheels in Energy Engineering 
    Lebedev, Vladimir; Tonkonogyi, Volodymyr; Yakimov, Olexiy; Bovnegra, Liubov; Klymenko, Natalia (Springer International Publishing AG., 2019)
    Mathematical modeling of thermal processes during grinding and of the process of formation of residual stresses and cracks is done. On this basis the technique of calculation of thermal processes and of internal residual ...
  • The research on role differentiation as a method of forming the project team 
    Sherstyuk, Olga; Kolesnikova, Kateryna; Olekh, Tatyana (ЧП "Технолог. центр", Укр. гос. ун-т ж.-д. трансп. – Харьков:, 2016)
    According to the basic principle of self-developing systems, the interaction parameters of two opposing tendencies of the system operation can be distinguished – the conservative tendency and the changing tendency. It ...
  • Reverse Engineering Based on Information Model 
    Tigariev, Volodymyr; Тігарєв, Володимир Михайлович; Тигарев, Владимир Михайлович; Salii, Vira; Салій, Віра Іванівна; Салий, Вера Ивановна; Rybak, Olga; Рибак, Ольга Володимирівна; Рыбак, Ольга Владимировна; Barchanova, Yuliia; Барчанова, Юлія Сергіївна; Барчанова, Юлия Сергеевна; Lopakov, Alexey; Лопаков, Олексій Сергійович; Лопаков, Алексей Сергеевич (Springer, Cham., 2021)
    This article is focused on application of the information model during the process of reverse engineering in order to advance it both as part of theoretical research and for practical purposes. Reverse engineering technology ...
  • Use of modern semiconductor sensors for the design of temperature controllers 
    Lopakov, Alexey; Лопаков, Олексій Сергійович; Лопаков, Алексей Сергеевич; Kosmachevski, Volodymyr; Космачевський, Володимир Володимирович; Космачевский, Владимир Владимирович; Migorenko, Karina; Miгоренко, Карiна; Мигоренко, Карина (Publishing House of Katowice School of Technology, 2020)
    This paper substantiates the choice of type of sensor-sensitive sensor based on semiconductor components and integrated circuits, as well as considers the microprocessor system that allows to receive data from heat-sensitive ...