- 21. Treatment of formation water at oil fields using granular filters with varying particle sizes
- (Content №2 2022)
- ... Hirnychoho Universytetu. 2022, (2): 023 - 030 https://doi.org/10.33271/nvngu/2022-2/023 Abstract: Purpose. Increasing oil recovery from reservoirs, reducing water content, and decreasing costs by pumping ...
- Created on 30 April 2022
- 22. Research into heap leaching technology of gold-bearing ores at the Vasilkovsky gold ore deposit (Kazakhstan)
- (Content №2 2022)
- ... Polymer concrete and fibre concrete as efficient materials for manufacture of gear cases and pumps. E3S Web of Conferences, (168), 00018. https://doi.org/10.1051/e3sconf/202016800018. 11. Dyachkov, B.A., ...
- Created on 30 April 2022
- 23. Model approach to estimating the cost of transfer of integral intangible system (technology)
- (Content №1 2022)
- ... technology (-ies) aimed at creating and implementing new generation production in the real economics sector that will increase efficiency and lead to pumping up the countrys budget. Keywords: innovative ...
- Created on 25 February 2022
- 24. A method to evaluate the performance of an open loop geothermal system for mine water heat recovery
- (Content №1 2022)
- ... the thermal output by 5.68.3%. The estimated cooling of water during its rise in the shaft does not exceed 1C. The criterion of the geothermal system energy efficiency decreases from 1.8 when pumping close ...
- Created on 25 February 2022
- 25. Ways to reduce hydraulic losses in multistage centrifugal pumping equipment for mining and oil-producing industries
- (Content №6 2021)
- ... Abstract: Purpose. To study hydraulic losses in pumping units during pumping and transportation of liquids, to develop the design and technology solutions to improve the energy efficiency of centrifugal ...
- Created on 29 December 2021
- 26. Improving the capacity of mine degassing pipelines
- (Content №6 2021)
- ... increasing the capacity of mine pipelines, and provide maintaining of the quality the captured methane-air mixture in the process of its transportation from wells to vacuum pump stations, have been substantiated. ...
- Created on 29 December 2021
- 27. Validation of the operation efficiency criteria for geothermal probes in flooded mine workings
- (Content №5 2021)
- ... e.V. (DGG), Deutschen Gesellschaft fr Geotechnik e.V. (DGGT). 11. Thermal pumping units Viesmann. Design instruction. Vitocal 300/350 (n.d.). Retrieved from https://heatpumpjournal.com.ua/wp-content/uploads/2018/06/biblioteka_pa_5829_122_05-2004_vitocal_gus-1.pdf. ...
- Created on 29 October 2021
- 28. Analytical and experimental assessment of screw centrifugal pump at improving its design
- (Content №4 2021)
- ... of screw centrifugal type pump at a design stage, which permits defining more precisely its power and cavitation characteristics. Methodology. To achieve the above-mentioned purpose, the technique ...
- Created on 23 August 2021
- 29. Mathematical modeling of power supply reliability at low voltage quality
- (Content №2 2021)
- ... (WZEE). https://doi.org/10.1109/WZEE.2018.8748987. 8.Ghavrish, A., & Shevtsova, O. (2015). The hydraulic impact and alleviation phenomena numeric modelling in the industrial pumped pipelines. In: Power ...
- Created on 29 April 2021
- 30. Regularities of safe control of piston compressor units of mobile compressor stations
- (Content №2 2021)
- ... modes of mobile compressor stations during the entire time of gas pumping. Methodology. The studies are based on existing physical principles and laws that describe the effect of the properties ...
- Created on 29 April 2021
- 31. Feasibility study of exploiting gearbox oil temperature of wind turbine for improving a heat pump water heater in cold areas
- (Content №2 2021)
- ... Abstract: Purpose. Feasibility of completely dispensing with solar collectors (SCs) that are used in heat pump (HP) systems for hot water in cold areas. Methodology. Since the temperature of gearbox oil ...
- Created on 29 April 2021
- 32. A deformation mode in a cold rolling condition to provide the necessary texture of the Ti-3Al-2.5V alloy
- (Content №1 2021)
- ... (2015). Efficiency increase of heat pump technology for waste heat recovery in coal mines. In: New Developments in Mining Engineering: Theoretical and Practical Solutions of Mineral Resources Mining, CRC ...
- Created on 05 March 2021
- 33. Geological and mining-engineering peculiarities of implementation of hydromechanical drilling principles
- (Content №1 2021)
- ... Earth and Environmental Science, (24), 1-8. https://doi.org/10.1088/1755-1315/24/1/012015. 19. Marc Borremans. (2019). Pumps and Compressors. John Wiley & Sons Ltd. https://doi.org/10.1002/9781119534112.fmatter. ...
- Created on 05 March 2021
- 34. Recirculation power in the balance of hydraulic losses of centrifugal pump
- (Contens №5 2020)
- ... speed centrifugal pumps in order to determine ways to increase their energy efficiency. Methodology. A numerical simulation based on the physical nature of the phenomena of recirculation power, conducted ...
- Created on 30 October 2020
- 35. Justification of rational parameters for manufacturing pump housings made of fibroconcrete
- (Contens №5 2020)
- ... of fiber concrete, which is advisable to use for the manufacture of pump housings operating in adverse conditions. Methodology. The work uses theoretical analysis of fiber concrete application in ...
- Created on 30 October 2020
- 36. Testing of the complex for gravitational washing of sand
- (Contens №5 2020)
- ... of the complex of equipment within the experimental-industrial installation for gravitational processing of granular materials, structures of decanters with pumping and pipeline equipment for the closed ...
- Created on 30 October 2020
- 37. Anomaly of the natural constant electric field of large magnitude in technogenically disturbed layers of anthracite
- (Contens №5 2020)
- ... P., & Narbut, M. (2015). Pumping test in a layered aquifer: Numerical analysis of self-potential signals. Journal of Applied Geophysics, (123), 188-193. https://doi.org/10.1016/j.jappgeo.2015.10.006. ...
- Created on 30 October 2020
- 38. Information technologies in modeling operation modes of mining dewatering plant based on economic and mathematical analysis
- (Contens №4 2020)
- ... Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, (2), 67-73. 8. Ghavrish, A., & Shevtsova, O. (2015). The hydraulic impact and alleviation phenomena numeric modelling in the industrial pumped ...
- Created on 30 August 2020
- 39. Simulation of heat transfer process in a multilateral cylindrical shell taking into account the internal heat sources
- (Contens №3 2020)
- ... 3. Wojciki, W., Alimzhanova, Zh. M., Velyamov, T. T., & Akhmetova, A. M. (2019). About one model of pumping oil mixture of different viscosities through a single pipeline in an unsteady thermal ...
- Created on 02 July 2020
- 40. Using broadband signals for structural change detection in metal details
- (Contens №3 2020)
- ... Ostapovych, V. (2016). Optimization of process parameters of chrome plating for providing quality indicators of reciprocating pumps parts. Eastern-European Journal of Enterprise Technologies, 2(5), 50-62. ...
- Created on 02 July 2020