Department No. 25

Department of Pulsed Energy Conversion Processes and Methods and Technologies for Processing Non-Metallic Materials (No. 25)

HeadVOVCHENKO Oleksandr Ivanovych, Doctor of Technical Sciences, Professor, Corresponding Member of the National Academy of Sciences of Ukraine, Honored Worker of Science and Technology of Ukraine
Phone +38 (0512) 55-82-52
Email office.iipt@nas.gov.ua
ВОВЧЕНКО Олександр Іванович
ІІПТ НАН України Електрогідравлічне обладнання
Технології ІІПТ Технології ІІПТ
Технології ІІПТ Технології ІІПТ

Main areas of activity

  • Study of the complex of physical phenomena accompanying pulsed processes of electroexplosive energy conversion in various condensed media.
  • Development of scientific and technical foundations of methods for processing non-metallic materials with pulsed fields and effective technological processes for their implementation.

Scientific tasks

  • Experimental research and mathematical modeling of pulsed energy conversion processes with the aim of creating an effective method of controlling them for optimizing pulse-discharge technologies.
  • Research into the physical and technical foundations of creating pulsed current generators to implement a given law of energy release to loads.
  • Research of interconnected physical phenomena at different stages of pulsed electroexplosive energy conversion in order to ensure the generation of a given pressure wave for the necessary force effect on the processing object.
  • Research into the features of the pulse action of electro-explosive energy conversion in various discharge-pulse technologies for processing non-metallic materials, with the aim of their intensification.

Research results

  • Based on the study of the probabilistic characteristics of the stochastic process of energy conversion during an underwater electric explosion, an adaptive control model was constructed, which expands the controllability zone and ensures increased energy conversion efficiency.
  • New methods of controlling the electrodynamic and power characteristics of electric discharge devices by parametrically changing the RL elements of the discharge circuit and using multi-circuit capacitive pulse current generators are proposed.
  • The relationship between the basic electrodynamic, electrophysical, and hydrodynamic laws of controlled electrochemical explosion (CEEV) and the energy parameters of electrical discharge systems based on CEEV has been established.
  • The method for calculating moving boundaries in the wave equation was further developed, and analytical solutions to inverse problems for expanding a cylindrical discharge channel in water were refined.
  • A methodology for solving inverse problems of synthesis of nonlinear and multi-circuit capacitive energy sources for discharge-pulse technologies has been developed.
  • An algorithm for the synthesis of combined energy sources based on high-voltage electrochemical explosion for discharge-pulse technologies has been developed, which provide the necessary spatio-temporal force effect on processing objects with minimal energy consumption.

Scientific research work

Research project III-25-17 "Interrelated energy conversion processes under controlled high-voltage electrochemical explosion conditions, which are used in discharge-pulse technologies for materials processing" (No. DR 0117U000357)"«, the work was carried out under the budget program 6541030 within the framework of departmental (applied) topics in the period 2018-2020, the scientific supervisor is Corresponding Member of the NAS of Ukraine O.I. Vovchenko. 

Research project IV-45-20 "Search for ways to modernize the charger for various active-reactive loads of submersible electric discharge installations in order to expand their functional capabilities"« (No. DR 0120U101716), the work was carried out under the budget program 6541030 (applied) within the framework of the search topic, Deadline: 2020, scientific supervisor: O.V. Khvoshchan, Ph.D. 

Research project III-31-21 "Study of power and energy characteristics of combined energy sources for the selection of the most rational structure and parameters in various high-voltage discharge-pulse technologies"« (No. DR 0121U109434) the work was carried out under the budget program 6541030 within the framework of departmental (applied) topics in the period 2021-2023, the scientific supervisor is Corresponding Member of the NAS of Ukraine O.I. Vovchenko.

Developed technologies

The research results allowed us to create the scientific foundations of technologies protected by Ukrainian patents:

1. Electrohydropulse treatment (EHIP) of metal structures

2. Solid state welding of dissimilar metals

3. Press-thermal electrohydropulse (PTEG) welding of axisymmetric products

4. Electric discharge method of destruction of natural massifs, concrete and reinforced concrete foundations of structures

5. Electric discharge technology for impacting the bottomhole zone of a well

6. Electrical discharge treatment of the bottomhole zone and water intake well filters

7. Electric discharge method of bottom soil destruction

List of unit researchers

Vovchenko Oleksandr Ivanovych

Leading Researcher

Member-cor. NASU, PhD, prof.

Link

Smirnov Alexey Petrovich

Senior Researcher

Ph.D., Senior Researcher.

Link

Khvoschan Oleg Viljamovych

Senior Researcher

Ph.D., Senior Researcher.

Link

Kozyrev Sergey Sergeevich (s)

Senior Researcher

Ph.D., Associate Professor

Link

Ovchinnikova Larisa Efremivna

Senior Researcher

Ph.D., Associate Professor

Link

Demydenko Larysa Yuriivna

Researcher

Link

Denisyuk Tetyana Dmytrivna

Junior Research Fellow

Link

*Starkov Igor Nikolaevich

Junior Research Fellow

Link

Blashchenko Oleksandr Dmytrovych

Lead Engineer

Link

List of publications by researchers of the scientific department "Pulse energy conversion processes and methods and technologies for processing non-metallic materials" (No. 25) of the Institute of Physical and Chemical Engineering of the NAS of Ukraine for the period 2020 - 2025.

  1. Control of high voltage discharge-pulse installation for implementation of technological modes of electrochemical explosion. Vovchenko O.I., Demydenko L.Yu., Kozyrev S.S. Eastern – Europe. J. Enterprise Technol, vol. 104, no. 2(5), 2020, p.29-34. DOI: https://doi.org/10.15587/1729-4061.2020.198371
  2. Experimental Study of Pressure Waves upon the Electrical Explosion of Wire under the Conditions of Elevated Hydrostatic Pressure. Smirnov O.P., Zhekul V.G., Taftay E.I., Khvoshchan O.V., Shvets I.S. Surface Engineering and Applied Electrochemistry, vol. 56, no. 2, 2020, p. 192 - 200. https://doi.org/10.3103/S1068375520020155
  3. Electric spark method of purification of galvanic waste waters. Przystupa K., Petrichenko S., Yushchishina A., Mitryasova O., Pohrebennyk V., Kochan O. Electrical Inspection  Vol. 96, no. 10, 2020, P. 230–233. DOI: 10.15199/48.2020.12.50. https://www.researchgate.net/publication/346496211_Electric_Spark_Method_of_Purification_of_Galvanic_Waste_Waters
  4. Effect of the Length of the Interelectrode Gap during an Underwater Spark Discharge and the Length of a Conductor during Its Underwater Electrical Explosion on the Amplitude of the Generated Pressure Wave. Smirnov A. P., Zhekul VG, Khvoshchan OV, Litvinov VV, Kovalenko AA, Konotop SV. Surface Engineering and Applied Electrochemistry, Vol. 56, no. 5, 2020, p. 584–589, https://doi.org/10.3103/S1068375520050130
  5. Parameters of High-Voltage Electrochemical Explosion under Controlled Electrical Energy Supply. Vovchenko O.I., Demydenko L.Yu. Surface Engineering and Applied Electrochemistry, vol. 57, no. 1, 2021, p. 101 - 105. https://doi.org/10.3103/S1068375521010130
  6. Dependence of energy processes of high-voltage electric-discharge borehole complexes "Skif" on characteristics of loading. Khvoschan O.V., Smirnov O.P. Technical Electrodynamics, no. 1, 2022, pp. 58-66. https://doi.org/10.15407/techned2022.01.058
  7. High Voltage Electrochemical Explosion in Discharge-Pulse Technologies. Vovchenko O.I., Demydenko L.Yu., Kozyrev S.S., Ovchinnikova L.E. Surface Engineering and Applied Electrochemistry, vol. 58, no. 6, 2022, p. 731 - 738. https://doi.org/10.3103/S106837552206014X
  8. Initiation of Electrical Discharge in Water Using a Thin-Layer Conductor. Smirnov AP, Zhekul VG, Khvoshchan OV. Surface Engineering and Applied Electrochemistry, vol. 58, no. 2, 2022, p. 167-175. https://doi.org/10.3103/S1068375522020120
  9. Upgraded Control of an On/Off Circuit in a Double-Circuit Pulse Current Generator. Blashchenko AD, Razmenov EP, Starkov IN. Surface Engineering and Applied Electrochemistry, vol. 58, no. 6, 2022, p. 739-744. https://doi.org/10.3103/S1068375522060035
  10. Control System for High-voltage Electrochemical Explosion. Kozyrev SS. IEEE 2022 3rd KhPI Week on Advanced Technology (KhPI Week). – P. 293-296. DOI:10.1109/KhPIWeek57572.2022.9916460. https://www.researchgate.net/publication/365121963_Control_System_for_High-voltage_Electrochemical_Explosion
  11. Study into the Influence of Technological Conditions of Electric Discharge Installation Operation on the Prebreakdown Characteristics of Electric Discharge. Smirnov O.P., Khvoschan O.V. Surface Engineering and Applied Electrochemistry, vol. 59, no. 4, 2023, p. 529-541. https://doi.org/10.3103/S1068375523040142
  12. Factors Affecting the Energy Efficiency of Exothermic Transformations during a Controlled High-Voltage Electrochemical Explosion. Vovchenko O.I., Demydenko L.Yu., Blashchenko O.D., Starkov I.M. Surface Engineering and Applied Electrochemistry, vol. 59, no. 2, 2023, p. 140-147. DOI: 10.3103/S1068375523020175. https://link.springer.com/article/10.3103/S1068375523020175
  13. Erosion of an Electrode during a High-Voltage Electric Discharge in a Liquid. Smirnov O.P.,  Khvoschan O.V.,  Zhekul V.G. Surface Engineering and Applied Electrochemistry, vol. 59, no. 2, 2023, p. 116-126. https://doi.org/10.3103/S1068375523020163
  14. Synthesis of Combined Power Sources Based on High-Voltage Electrochemical Explosion. Vovchenko O. I., Demydenko L. Yu., Kozyrev S.S., Ovchinnikova L.E. Surface Engineering and Applied Electrochemistry, vol. 59, no. 5, 2023, p. 690-697. https://doi.org/10.3103/S1068375523050174
  15. Study of the Influence of Limited Volume on the Pulsation of a Vapor-Gas Cavity during a High-Voltage Electrical Explosion in a Liquid. Smirnov O.P., Khvoshchan O.V., Denisyuk T.D. Surface Engineering and Applied Electrochemistry, vol. 60, no. 6, 2024, p. 792-800. https://link.springer.com/article/10.3103/S1068375524700376
  16. Experimental Studies of Hydrodynamic and Energy Characteristics of High-Voltage Electrochemical Explosion in Confined Volumes of Liquid. Smirnov O.P.,  Khvoschan O.V. Surface Engineering and Applied Electrochemistry, vol. 60, no. 2, 2024, p. 219-231. https://doi.org/10.3103/S1068375524020133
  17. Hydrodynamic Characteristics of a High-Voltage Electro Chemical Explosion with Controlled Input of Electrical Energy into the Discharge Channel. Vovchenko O. I., Smirnov O. P., Demydenko L. Yu. Surface Engineering and Applied Electrochemistry, vol. 60, no. 5, 2024, p. 682-690. https://doi.org/10.3103/S1068375524700236
  18. Study of Hydrodynamic Characteristics of the Pulse-Wave Action under Various Process Conditions in Electric-Discharge Machines for the Destruction of Nonmetallic Materials. Denisyuk T., Blashchenko O., Rizun A. Surface Engineering and Applied Electrochemistry, vol. 60, no. 6, 2024, p. 874-882. https://link.springer.com/article/10.3103/S1068375524700376
  19. Study of Energy and Power Characteristics of a High-Voltage Electrochemical Explosion in Condensed Medium. Vovchenko O.I., Demydenko L.Yu., Kozyrev S.S., Ovchinnikova L.E. Surface Engineering and Applied Electrochemistry, vol. 61, no. 2, 2025, p. 185-191. https://doi.org/10.3103/S1068375525700085
  20. Spatial Propagation of Pressure Waves in a Liquid During Electrical Discharge. Smirnov O., Dolganov Yu., Khvoshchan O., Lychko B., Melnyk O., Vorchukova I. International Journal of Heat and Technology, 2025, Vol. 43, no. 2, P. 493-501. https://doi.org/10.18280/ijht.430211
  21. Study of Pressure Fields in a Water Well During Its Cleaning from Salt Deposits. Smirnov O., Khvoshchan O., Rachkov O., Denisyuk T. Surface Engineering and Applied Electrochemistry, vol. 61, no. 2, 2025, p. 251-260. https://doi.org/10.3103/S1068375525700140
  22. Evaluation of Measurement Accuracy during Experimental Studies of the Hydrodynamic and Energy Characteristics of an Electric Explosion in a Liquid. Blashchenko, A.D., Starkov, I.N. Surface Engineering and Applied Electrochemistry, vol. 61, no. 5, 2025, p. 787-792. https://doi.org/10.3103/S1068375525700863
  23. Analysis of the construction features of high-voltage electric discharge devices for processing artesian wells. Khvoshchan O., Smirnov O., Denisyuk T., Rachkov O. VI International Conference "Essays of Mining Science and Practice" (2025) IOP Conf. Series: Earth and Environmental Science 1491 012046 IOP, pp. 1-9. https://doi.org/10.1088/1755-1315/1491/1/012046

  1. Principal possibility of using wave method of intensification of methane inflow through surface degassing boreholes. Sofiyskyi KK, Prytula DO, Stasevych RK, Ahaiev RA, Smirnov OP. Geo-Technical Mechanics, No. 150, 2020, pp. 98-105.https://doi.org/10.15407/geotm2020.150.098
  2. Determination of initial conditions for the algorithm for controlling the high-voltage pulse discharge mode in an exothermic environment. Vovchenko O.I., Demydenko L.Yu., Kozyrev S.S. Collection of Scientific Papers of the National University of Ukraine, No. 1, 2021, pp. 60-66. DOI https://doi.org/10.15589/znp2021.1(484).8 
  3. Synthesis of energy sources for discharge-pulse technologies. Kozyrev SS Collection of Scientific Papers of the National University of Kyiv, No. 4, 2023, pp. 104-111.https://doi.org/10.15589/znp2023.4(493).15
  4. Increasing energy efficiency of processing waste from ore enrichment using the electric discharge method. Rachkov O., Denisyuk T., Starkov I. Bulletin of the National Technical University "KhPI". Series: New Solutions in Modern Technologies No. 4(18), 2023, pp. 98-104. https://doi.org/doi:10.20998/2413-4295.2023.04.14
  5. Research into the energy characteristics of a high-voltage electrochemical explosion. Kozyrev S.S. Collection of scientific papers of the Admiral Makarov National Shipbuilding University No. 3 (496), 2024, pp. 75-79. https://doi.org/10.15589/znp2024.3(496).11
  6. Study of the power characteristics of a high-voltage electrochemical explosion in a condensed medium. Kozyrev S.S. Shipbuilding and Marine Infrastructure, No. 2 (19), 2024, pp. 25-33. https://doi.org/10.15589/smi2024.2(19).03
  7. Control of multi-pulse high-voltage discharge in an exothermic environment. Kozyrev S. S. Collection of Scientific Papers of the National University of Ukraine No. 4, 2025, pp. 175-180. https://doi.org/10.15589/znp2025.4(502).21
  8. Adaptive control of pulse current generator charger for discharge-pulse installations. Kozyrev S. S. Collection of Scientific Papers of the National University of Ukraine No. 1, 2025, pp. 92-97. https://doi.org/10.15589/znp2025.1(499).13
  9. Research on the possibility of using electrical discharge in a liquid for processing products and wastes of titanium production. Denisyuk T., Rachkov O., Smirnov O., Khvoshchan O., Starkov I. Geo-Technical Mechanics, no. 174, 2025, p. 151-160. https://doi.org/10.15407/geotm2025.174.151 

  1. Information coordinates of the high-voltage electrochemical explosion control system. Vovchenko O. I., Kozyrev S. S., Ovchinnikova L. E. Proceedings of the All-Ukrainian Scientific and Technical Conference «Modern Problems of Automation and Electrical Engineering» (April 7-8, 2020), Mykolaiv, 2020, pp. 37-39.
    https://drive.google.com/file/d/1jUxX8IwDRgZIQZrEsSTwUPSRdgeVzOCD/view?usp=sharing
  2. Fuzzy Modeling for Synthesis of Control Systems for Electro-Explosive Energy Conversion. Kozyrev S. Proceedings of the 10th International Scientific and Technical Conference "INFORMATION SYSTEMS AND TECHNOLOGIES IST-2021", September 13 - 19, 2021, Kharkiv - Odesa, 2021, P.80-84.
    https://istconf.sedep.online/archive/ist_2021.pdf
  3. Control of an electrochemical explosion. Kozyrev S. Proceedings of V International Scientific and Practical Conference "Modeling, control and information technology" (November 4-6, 2021, Rivne.), 2021, (5), R. 127–130.
    https://doi.org/10.31713/MCIT.2021.41
  4. Increasing the efficiency of energy sources based on high-voltage discharge in an exothermic environment. Kozyrev S.S. Innovations in shipbuilding and ocean engineering: XIV International Scientific and Technical Conference: proceedings. – Mykolaiv: NUK, 2023. – P. 332-334.
    https://nuos.edu.ua/wp-content/uploads/2023/09/Materiali-konferencii-ISO-2023.pdf
  5. Wave method of methane extraction. Agayev R. A., Dudlya K. E., Prytula D. O., Smirnov O. P. Abstracts of the XX International Scientific and Technical Conference “Poturayev Readings”, Dnipro, January 27, 2023, pp. 47-49.
    https://science.nmu.org.ua/ua/ndc/sector_nttm/poturaev-readings/thesiz.pdf
  6. Generation of a given pressure wave by a high-voltage electrochemical explosion. Kozyrev S. S. Innovations in shipbuilding and ocean engineering: XVI International Scientific and Technical Conference: Proceedings. – Mykolaiv: NUK, 2025. – P. 565- 569. https://nuos.edu.ua/wp-content/uploads/2025/10/Materiali-konferencii.pdf
  7. Ensuring maximum efficiency of exothermic energy conversion in a high-voltage electrochemical explosion. Kozyrev S. S. Modern problems of automation and electrical engineering SPAE-2025 All-Ukrainian scientific and technical conference April 29-30, 2025 p.16.
    https://eir.nuos.edu.ua/handle/123456789/10339

  1. Patent for invention – 2025- Device for electrohydropulse destruction of strong monolithic objects under water – No. 129939. https://sis.nipo.gov.ua/uk/search/detail/1876325/
  2. Utility model patent – 2025 – Method of generating a given pressure wave by a high-voltage electrochemical explosion to provide the necessary force effect on the processing object – No. 160614. https://sis.nipo.gov.ua/uk/search/detail/1877252/
  3. Utility model patent – 2025- Electrohydropulse device for processing an industrial water intake well – No. 160429. https://sis.nipo.gov.ua/uk/search/detail/1875612/
  4. Utility model patent – 2024 – Method of electrohydropulse treatment of an industrial water intake well – No. 157317.
    https://sis.nipo.gov.ua/uk/search/detail/1820205/
  5. Utility model patent – 2024 – Method for carrying out high-voltage electrochemical explosions – No. 155794. https://sis.nipo.gov.ua/uk/search/detail/1794536/
  6. Utility model patent – 2023 – Method for carrying out high-voltage electrochemical explosions – No. 152808. https://sis.nipo.gov.ua/uk/search/detail/1731928/
  7. Utility model patent – 2023 – Device for electrohydropulse destruction of strong monolithic objects under water – No. 153483.
    https://sis.nipo.gov.ua/uk/search/detail/1747756/
  8. Patent for invention – 2022 – Electrohydropulse well device – No. 125362. https://sis.nipo.gov.ua/uk/search/detail/1681761/
  9. Patent for invention – 2022 – Method of electro-explosive processing of materials – No. 126133.
    https://sis.nipo.gov.ua/uk/search/detail/1702126/
  10. Patent for invention – 2021 – Method for producing high-purity silicon powder – No. 123348. https://sis.nipo.gov.ua/uk/search/detail/1483983/
  11. Utility model patent – 2020 – Method of electro-explosive processing of materials – No. 144879. https://sis.nipo.gov.ua/uk/search/detail/1460760/

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