- 1. 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
- 2. Scientific bases and peculiarities of conversion of CHPP anthracite boilers to sub-bituminous coal combustion
- (Content №1 2024)
- ... and heat calculations of pulverizing systems, aerodynamic calculations of pulverized coal pipes and burners, thermal calculations of boilers and combustion chambers. Calculation justification of technical ...
- Created on 29 February 2024
- 3. Influence of ice structure on vitability of frozen sand-water and sand-clay mixtures
- (Content №1 2024)
- ... 1. Hu, X., Fang, T., Chen, J., Ren, H., & Guo, W. (2018). A large-scale physical test on frozen status in freeze-sealing pipe roof method for tunnel construction. Tunneling and Underground Space ...
- Created on 29 February 2024
- 4. Improvement of the methodology for calculating the expected drilling speed with PDC chisels
- (Content №1 2024)
- ... L., Hrudz, V., Chudyk, I., & Dodyk, T. (2020). Determination of preconditions leading to critical stresses in pipeline during lowering. Lecture Notes in Civil Engineering, 102, 241-252. https://doi.org/10.1007/978-3-030-58073-5_19. ...
- Created on 29 February 2024
- 5. Accounting for a positive, negative and zero sequences power in a three-phase unbalanced electrical system
- (Content №6 2023)
- ... Korenkova, T., & Kovalchuk, V. (2020). The assessment of the electrohydraulic complex power controllability with different rates of closing pipeline valves. Przeglad Elektrotechniczny, 12(97), 234-237. ...
- Created on 23 December 2023
- 6. Managing the process of underground coal gasification
- (Content №6 2023)
- ... injection well and combined method (blast injection well + controlled pipeline). The generated producer gas calorific value has been determined analytically according to the “additivity rule”, taking into ...
- Created on 23 December 2023
- 7. Influence of drilling mud pulsations on well cleanout efficiency
- (Content №5 2023)
- ... 12. Duan, M., Miska, S., Yu, M., Takach, N., Ahmed, R. M., & Hallman, J. (2010). Experimental Study and Modeling of Cuttings Transport Using Foam with Drillpipe Rotation. SPE Drilling & Completion, ...
- Created on 27 October 2023
- 8. Reducing the formation of asphaltene deposits and increasing the flow rates of oil wells
- (Content №5 2023)
- ... 9b03460. 3. El-Dalatony, M. M., Jeon, B.-H., Salama, E.-S., Eraky, M., Kim, W. B., Wang, J., & Ahn, T. (2019). Occurrence and Characterization of Paraffin WaxFormed in Developing Wells and Pipelines. ...
- Created on 27 October 2023
- 9. Substantiating a method for computer analysis of the stress-strain state of the tubbing erector manipulator mechanism
- (Content №4 2023)
- ... manipulator, mechanical mates, equivalent stresses References. 1. Protsiv, V., Ziborov, K., & Fedoriachenko, S. (2015). Test load envelope of semi – Premium O&G pipe coupling with bayonet locks. ...
- Created on 28 August 2023
- 10. Improving the technology of extracting coal concentrate from fly ash from thermal power plants
- (Content №4 2023)
- ... of the factors and the three-dimensional surface of the calculated response function were drawn up. Originality. The degree of influence of factors such as pulp pressure in the feed pipeline, collector ...
- Created on 28 August 2023
- 11. Mathematical model of air flow movement in a motorized filter respirator
- (Content №3 2023)
- ... Patent No. u202006362). Ukraine. Retrieved from https://base.uipv.org/searchINV/search.php?action=search. 22. Hendryx, M., & Luo, J. (2020). Natural gas pipeline compressor stations: VOC emissions ...
- Created on 27 June 2023
- 12. Assessing the accuracy of modeling the tubbing erector manipulator mechanism in solidworks motion program
- (Content №3 2023)
- ... K., & Fedoriachenko, S. (2015). Test load envelope of semi – Premium O&G pipe coupling with bayonet locks. New Developments in Mining Engineering 2015: Theoretical and Practical Solutions of Mineral ...
- Created on 27 June 2023
- 13. Design of double-shoulder threaded joints of drilling string elements
- (Content №3 2023)
- ... 6. Rachkevych, R., Slobodian, V., Ivasiv, V., & Artym, V. (2016). Longevity of Pipe Strings under the Complex Strain-Stress State. Prospecting and Development of Oil and Gas Fields, 4(61), 25-33. ...
- Created on 27 June 2023
- 14. Microstructures and mechanical properties of cold rolled pipes with increased small deformation
- (Content №3 2023)
- ... mechanical properties of pipe diversity on a new type of cold rolling pipe, which has the ability to perform different modes of supply and rotation. Methodology. Research method is an experimental one ...
- Created on 27 June 2023
- 15. Optimization of technological parameters of airlift operation when drilling water wells
- (Content №3 2023)
- ... G. X., Zhu, L. Q., Wang, H. L., Ren, L. K., & Wang, K. (2014). Application of ventilation pipe air-lift reverse circulation drilling technology in large diameter well drilling construction. Drilling ...
- Created on 27 June 2023
- 16. Efficiency and internationalization of mining and metallurgical groups of Ukraine
- (Content №2 2023)
- ... 13. GMK Centre (n.d.). Which enterprises of MMC work in Ukraine. Retrieved from https://gmk.center/ua/posts/iaki-pidpryiemstva-hmk-pratsiuiut-v-ukraini-7-kvitnia-2022-roku/. 14. Interpipe (n.d.). Financial ...
- Created on 28 April 2023
- 17. Peculiarities of thermomodernization of the heating system of military infrastructure complexes
- (Content №2 2023)
- ... 19. Winkler, D., Haltmeier, M., Kleidorfer, M., Rauch, W., & Tscheikner-Gratl, F. (2018). Pipe failure modelling for water distribution networks using boosted decision trees. Structure and Infrastructure ...
- Created on 28 April 2023
- 18. Patterns of air mixture movement in the operating area for the annular ejector of pneumatic transportation system
- (Content №2 2023)
- ... mixture flows mixing in the transport pipeline. In the work, the velocity distribution is also examined for dispersed phase and air phase of air mixture during its loading and accelerating in the transport ...
- Created on 28 April 2023
- 19. Modeling of drilling water supply wells with airlift reverse flush agent circulation
- (Content №1 2023)
- ... velocity of the upward fluid flow, as well as the diameters of the well and drill pipes. Specific modeling results have been obtained in relation to the Samskoye groundwater deposit of the Mangystau peninsula. ...
- Created on 25 February 2023
- 20. Numerical study on deformation around underground mining structures (Algeria)
- (Content №6 2022)
- ... (2006). Optimization of Excavation and Support in Pipe Roof Supported Tunnel Sections. Tunnelling and Underground Space Technology, 21(3-4), 404-404. https://doi.org/10.1016/j.tust.2005.12.213. 18. Shin, ...
- Created on 25 December 2022