- 21. Modeling pH changes and electrical conductivity in surface water as a result of mining activities
- (Content №1 2024)
- ... in dairy cows supplemented with Megasphaera elsdenii NCIMB 41125 in early lactation. Journal of dairy science, 94(6), 2840-2849. https://doi.org/10.3168/jds.2010-3783. 27. Rostern, N. T. (2017). The ...
- Created on 29 February 2024
- 22. Method of controlling the volume of combustion products at different boiler loads
- (Content №1 2024)
- ... Abstract: Purpose. Development of a method for controlling the volume of combustion products at different load of boiler equipment. Achieving the objective may allow controlling the flue gas temperature ...
- Created on 29 February 2024
- 23. An overview of hydrogen production via reforming from natural gas
- (Content №1 2024)
- ... Abstract: Purpose. To provide an extensive analysis of hydrogen production and the major benefits as well as challenges in the hydrogen production from natural gas. Methodology. The systematic review ...
- Created on 29 February 2024
- 24. Heat exchange under the longitudinal movement of wet steam in finning heat exchangers
- (Content №1 2024)
- ... and gas. Correlations were obtained for pipes with longitudinal finning as the Π-shaped profile, based on which we recommend optimizing the geometric characteristics of longitudinal finning. Originality. ...
- Created on 29 February 2024
- 25. Scientific bases and peculiarities of conversion of CHPP anthracite boilers to sub-bituminous coal combustion
- (Content №1 2024)
- ... A. V., & Roskolupa, A. I. (2017). Development of low-cost technical solutions for conversion of anthracite boilers of TPPs and CHPPs with steam capacity of 220–250 t/h to gas coal combustion. In 13 th ...
- Created on 29 February 2024
- 26. Influence of ice structure on vitability of frozen sand-water and sand-clay mixtures
- (Content №1 2024)
- ... of water-soluble impurities in rare water significantly influence the nature, size and distribution of gas bubbles in ice, as well as frozen sand-water mixtures vitability. Frozen mixtures’ survivability ...
- Created on 29 February 2024
- 27. Improvement of the methodology for calculating the expected drilling speed with PDC chisels
- (Content №1 2024)
- ... (2023). Drilling and operation of oil and gas wells in difficult conditions: monograph. Dnipro: Zhurfond. ISBN 978-966-934-402-1. 3. Ihnatov, A., Koroviaka, Y., Rastsvietaiev, V., & Tokar, L. (2021). ...
- Created on 29 February 2024
- 28. The choice of optimal methods for the development of water wells in the conditions of the Tonirekshin field (Kazakhstan)
- (Content №1 2024)
- ... Wells on the Production Facilities of the Oil and Gas Complex. https://doi.org/10.31471/1993-9973-2019-4(73)-16-23. 7. Omelyanyuk, M. V., Pakhlyan, I. A., Bukharin, N., & Mouhammad El Hassan (2021). ...
- Created on 29 February 2024
- 29. Peculiarities of truck transportation in wartime conditions
- (Content №6 2023)
- ... State Academy of Construction and Architecture Odesa, Ukraine, e-mail: volobueva@ogasa.org.ua V.Minakov, orcid.org/0000-0002-0087-503X, Odesa State Academy of Construction and Architecture Odesa, Ukraine, ...
- Created on 23 December 2023
- 30. Information support for management of energy-saving economic development of enterprises
- (Content №6 2023)
- ... Based on a sample of 150 Ukrainian enterprises that consume natural gas, the level of energy-saving economic development is assessed. The importance of information management of this development is substantiated. ...
- Created on 23 December 2023
- 31. Methodology of creation and development of information systems for technological safety of mining facilities
- (Content №6 2023)
- ... model for finding the number of sensors required for probabilistic assessment of the concentration gradients of hazardous gases. Methodology. General and special methods of knowledge are used: structural ...
- Created on 23 December 2023
- 32. A methodological approach to assessing the durability of welded structures of screens using SolidWorks Simulation software
- (Content №6 2023)
- ... Y., & Moskalova, T. (2022). Heading set of equipment for underground development galleries drivage in rocks prone to gas-dynamic phenomena. IOP Conference Series: Earth and Environmental Sciencethis ...
- Created on 23 December 2023
- 33. Problems of operating heating boilers of increased environmental efficiency
- (Content №6 2023)
- ... Universytetu. 2023, (6): 054 - 060 https://doi.org/10.33271/nvngu/2023-6/054 Abstract: Purpose. Ensuring reliable operation of heating heat-generating devices with recirculation and exhaust gas heat ...
- Created on 23 December 2023
- 34. Data analysis solutions to improve blasting efficiency in mining
- (Content №6 2023)
- ... J., Vargas, C. A., & Tiria, L. (2018). A new approach to predict local site effects related to blast-induced ground vibrations. Journal of Geophysics and Engineering, 15(5), 1843-1850. https://doi.org/10.1088/1742-2140/aab8b3. ...
- Created on 23 December 2023
- 35. Managing the process of underground coal gasification
- (Content №6 2023)
- ... Abstract: Purpose. The research purpose is to determine the efficiency parameter of the coal gasification process based on the analysis of the composition of combustible gases (Н2, СН4, СО) and the producer ...
- Created on 23 December 2023
- 36. Theoretical model of random freight flow distribution in the conveyor transport line of the coal mine
- (Content №6 2023)
- ... law of a random variable, coefficient of nonuniformity References. 1. Korovyaka, Ye., Astakhov, V., & Manukyan, E. (2014). Perspectives of mine methane extraction in conditions of Donets’k gas-coal ...
- Created on 23 December 2023
- 37. Substantiation of the technological parameters of bucket-wheel excavator forward trench when mining titanium deposits
- (Content №6 2023)
- ... O. (2018). Technological aspects of technogenic disturbance liquidation in the areas of coal-gas deposits development. Web of Conferences. E3S Web of Conferences forthcoming. USME 2018. https://doi.org/10.1051/e3sconf/20186000037. ...
- Created on 23 December 2023
- 38. Optimization mathematical model of a contact air cooler for a mine turbocompressor
- (Content №5 2023)
- ... Konovalov, D. V., & Kobalava, G. O. (2018). Application of contact cooling of air by an aerothermopressor in the cycle of a gas turbine installation. Refrigeration engineering and technology, 54(5), ...
- Created on 27 October 2023
- 39. Combustion and detonation of paste fuel of rocket engine
- (Content №5 2023)
- ... 4. Strelnikov, G. O., Ignatiev, O. D., Pryadko, N. S., Ternova, K. V., & Vasiliv, S. S. (2021). Thoroughly curing by gas flows in rocket engines. Technical Mechanics, (2), 60-77. https://doi.org/10.15407/itm2021.02.0608. ...
- Created on 27 October 2023
- 40. Evaluation of coal mines’ rock mass gas permeability in the equivalent stress zone
- (Content №5 2023)
- ... of rock samples, which were loaded in specified deformations mode, and geomechanical and gas-dynamic processes in coal mass, to establish a causal link between these phenomena. To qualitatively characterise ...
- Created on 27 October 2023