- 1. A hybrid ICEEMDAN and OMEDA-based vibrodiagnosis method for the bearing of rolling stock
- (Content №2 2024)
- ... of informative IMFs as a result of iterative calculate procedures. The introduction of blind deconvolution method with a proper objective function for the enhancement of impulse fault features. Findings. The ...
- Created on 01 May 2024
- 2. Influence of relaxation on filtering microflows under harmonic action on the layer
- (Content №2 2024)
- ... of Geophysics of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it. O.M.Syzonenko, orcid.org/0000-0002-8449-2481, Institute of Impulse Processes and Technologies of ...
- Created on 01 May 2024
- 3. Energy efficient technologies for the mining industry
- (Content №6 2022)
- ... generator inlet. The destroyed rock takes on a fatigue character under repeated alternating effects of force impulses. Due to the development of a network of microcracks in the rock, the discontinuity ...
- Created on 25 December 2022
- 4. The impact of economic shadowing on social development: challenges for macroeconomic stability
- (Content №1 2022)
- ... the countries remains fragmented, as well as studies assessing its effect on the macroeconomic stability. The impulse response function constructed by the authors may provide some insight into better understanding ...
- Created on 25 February 2022
- 5. Gas flow measuring system using signal processing on the basis of entropy estimations
- (Content №5 2021)
- ... solutions for the processing of impulse signals of volume converters and volumetric gas consumption. Visnyk of Kherson National Technical University, 4(59), 169-174. 12. Nykolaichuk, Ya.M., Pastukh, T.I., ...
- Created on 29 October 2021
- 6. Mathematical modeling of wave processes in two-winding transformers taking into account the main magnetic flux
- (Content №5 2021)
- ... distribution along the winding transformers under impulse surges. Tekhnichna Elektrodynamika, (6), 8-11. ISSN:1607-7970. E-ISSN:2218-1903. 2. Seheda, M.S., Cheremnykh, Y.V., Gogolyuk, P.F., & Blyznak,Y.V. ...
- Created on 29 October 2021
- 7. Direct method of studying heat exchange in multilayered bodies of basic geometric forms with imperfect heat contact
- (Content №1 2021)
- ... based on the reduction method, the concept of quasiderivatives, a system of differential equations with impulse action, the method of separation of variables, and the modified method of eigenfunctions ...
- Created on 05 March 2021
- 8. Influence of pulse excitation on electromechanical indicators of a linear pulse converter of electrodynamic type
- (Contens №3 2020)
- ... the maximum speed, the pulse of electrodynamic forces (EDF) and the temperature rise of the inductor winding. The highest values of the maximum speed and impulse of an EDF arise upon excitation by a vibrationally ...
- Created on 02 July 2020
- 9. Earth fault protection for compensated electric networks based on frequency filters
- (Content №1 2020)
- ... components detection is proposed. It is implemented through an infinite impulse-response filter of the second order with two real coefficients in back coupling and one complex coefficient in circuit of ...
- Created on 10 March 2020
- 10. Results of testing and modelling the “drilling rig with hydraulic vibrator ‒ rock” system
- (Content №1 2020)
- ... tool with frequencies of 1‒20 kHz and values of vibration accelerations from 500 to 3200 g. At repeated impact of power impulses of the rock-breaking tool, the destruction of rock becomes fatigue. ...
- Created on 10 March 2020
- 11. Mechanochemical synthesis of additives for cathode material of lithium-ion traction batteries
- (Electrical Complexes and Systems)
- ... owing to changes in crystal-chemical composition. It has been demonstrated that the activated minerals intensify electronic conductivity up to 10-2 Ohm-1сm-1. Originality. It isin the fact thatvibroimpulse ...
- Created on 26 December 2018
- 12. Models of probabilistic evaluation of intensity of disconnection of overhead transmission lines caused by a lightning discharge
- (Electrical Complexes and Systems)
- Authors: А. V. Zhurakhivskyi, Dr. Sc. (Tech.), Prof., orcid.org/0000-0003-2090-0711, Lviv Polytechnic National University, Lviv, Ukraine, e-mail: Taras. V. This email address is being protected from spambots. You need JavaScript enabled to view it. T. V. Binkevych, orcid.org/0000-0002-0453-1752, ...
- Created on 16 May 2018
- 13. Influence of the heat-transfer stream pressure on the surface of the rock in a process of the thermal reaming of the borehole
- (Geotechnical and Mining Mechanical Engineering, Machine Building)
- ... 2016. Engineering calculations at the boring drilling. Moscow: Infra-Inzheneriya. 9.Gulin, V.V. and Ustimenko, T.A., 2014. Designing of generators of impulse jets on the basis of structural synthesis. ...
- Created on 16 May 2018
- 14. Converter for frequency-current slip-power recovery scheme
- (Electrical Complexes and Systems)
- ... Purpose. Development of analytical expressions which allow determining the relation between the parameters and voltage amplification factor of the converter for impulse frequency-current slip-power ...
- Created on 06 September 2017
- 15. Combined effect of macroeconomic variables on term premiums
- (Economy and management)
- ... persistence of the effect, the impulse response analysis of the macroeconomic factor on term premiums is carried out. Findings. It has been found that the macroeconomic factor extracted by the partial ...
- Created on 02 October 2016
- 16. Resonance phenomena in quasi-zero stiffness vibration isolation systems
- (Geotechnical and mining mechanical engineering, machine building)
- ... in the study of nonlinear systems with impulse disturbance”, Scientific Bulletin: Collection of scientific works UDLTU, issue 12.8, pp. 304–311. Сокіл Б.І. Періодичні Ateb-функції у дослідженні ...
- Created on 30 October 2015
- 17. Modelling of electromagnetic processes in transformer windings under the influence of internal network overvoltage
- (Electrical complexes and systems)
- ... taking into consideration mutual induction between turns under the influence of impulse overvoltage”, Dnepropetrovsk, Scientific Bulletin of National Mining University, no. 1, pp. 68–76. 5. Electrical ...
- Created on 13 November 2014
- 18. Cultural impact on the ratio of public and market coordination in Ukraine
- (Economy and management)
- ... and social and analytical psychology on the base of institutional theory. It defines the relationship between the inner impulses of a person to the economic activity and the results of its realization. ...
- Created on 10 July 2013
- 19. Ways of improvement of vibrational segregation and dehydration of mineral raw materials
- (Solid-state physics, mineral processing)
- Authors: Ye.S. Lapshin, Dr. Sci. (Tech.), Senior Research Fellow, N.S. Polyakov Institute of Geotechnical Mechanics of National Academy of Sciences of Ukraine, Senior Research Fellow, Dnepropetrovsk, ...
- Created on 10 July 2013
- 20. Detalization of tectonic features of the Sergeyevskoye deposit by means of the method of natural impulse electromagnetic field of the Earth
- (Geology)
- ... impulse electromagnetic field of the earth (NIEMFE)with the help of radio-wave indicator of the stressed state (RWISSS) and construction of schemes of flux density of NIEMFE. Findings. The results ...
- Created on 26 February 2013