- 1. Modeling of drilling water supply wells with airlift reverse flush agent circulation
- (Content №1 2023)
- ... 15. Kovbasiuk, I. M., Martsynkiv, O. B., Femiak, Y. M., Vytvytskyi, I. I., & Zhdanov, Y. D. (2020). Research of the stressed state of saline rocks of prykarpattia deposits under the influence ...
- Created on 25 February 2023
- 2. Mathematical model of oscillations of a drill tool with a drill bit of cutting-scraping type
- (Content №1 2020)
- ... Assessment of stressed state and performance characteristics of jacketed spring with a cut for drill shock absorber Chemical and Petroleum Engineering, 51(3), 188-193. https://doi.org/10.1007/s10556-015-0022-3. ...
- Created on 10 March 2020
- 3. Two-dimensional elastic theory methods for describing the stress state and the modes of elastic boring
- (Content №1 2020)
- ... текст / full article Abstract: Purpose. To find the stressed state and describe the operating regimes of an important element of mining industrial equipment – an elastic drilling bit ...
- Created on 10 March 2020
- 4. On determining productive capacity of EV traction battery repair area
- (Power Supply Technologies)
- ... Borovik, P. V., & Kassov, V. D. (2019). The Finite Element Modulation of Thermostressed State of Coating Formation at Electric Contact Surfacing of “Shaft” Type Parts. Advances in Materials Science ...
- Created on 26 October 2019
- 5. The study on the flows kinematics in the jet pump’s mixing chamber
- (Geotechnical and mining mechanical engineering, machine building)
- ... D. O. and Velichkovich, A. S., 2017. Assessment of the stressed state of the casing of the abovebit hydro-elevator. Neftyanoe Khozyaistvo, 1, pp. 70‒73. 7. Yao, D., Lee, K., Ha, M., Cheong, C. ...
- Created on 03 March 2019
- 6. Study of the stress state of the downhole jet pump housing
- (Geotechnical and mining mechanical engineering, machine building)
- ... of the research is determination of boundary parameters of a downhole ejection system operation, analysis of critical stressed state of an ejector pump body and substantiation of the method of choosing ...
- Created on 17 November 2017
- 7. Mathematical model of and method for solving the Neumann generalized heat-exchange problem for a cylinder with homogeneous layers
- (Information technologies, systems analysis and administration)
- ... Mathematical modeling and definition of thermostressed state of a two-component thermosensitive cylinder under complex heating. Prykladni problemy mehaniky i matematyky, 12, pp. 69‒77. 3. Kalyniak, ...
- Created on 06 September 2017
- 8. Comparative analysis of two failure criteria for rocks and massifs
- (Mining)
- ... criteria for compliance with the results of laboratory testing of rocks in the volumetric stressed state is carried out. It is established that the expressions of both analytical criteria reflect the process ...
- Created on 19 January 2017
- 9. Determination of the rock subsidence spacingin the well underground coal gasification
- (Mining)
- ... rock subsidence have been carried out as a stage of determination of the stressed state around the georeactor for the artificial shells of various thickness on the gasification contour. Their compliance ...
- Created on 08 February 2016
- 10. Study of the mechanism of the directed destruction of rock by non-explosive destroying mixtures
- (Mining)
- ... its realization. By the finite-element method we have studied the stressed state of the object destroyed by the suggested method. We have found the dependences between the coefficient of stretching tensions ...
- Created on 24 December 2013
- 11. Simulation of the geomechanical processes in the block of the rock massif containing steep ore deposit excavation
- (Mining)
- Authors: K.S. Ishchenko, Cand. Sci. (Tech.), Senior Research Fellow, N.S. Polyakov Institute of Geotechnical Mechanics of National Academy of Science of Ukraine, Senior Research Fellow, Dnipropetrovsk, ...
- Created on 24 December 2013
- 12. Influence of rock massif stress-strain state on uranium ore breaking technology
- (Mining)
- ... „Сталий розвиток гірничо-металургійної промисловості – 2006”. Додатковий випуск. – КривийРіг, 2006. – С. 155–156. Kalinichenko, V.A. (2006), “Study of stressed state of complex artificial massif”, Proc. ...
- Created on 16 April 2013
- 13. Detalization of tectonic features of the Sergeyevskoye deposit by means of the method of natural impulse electromagnetic field of the Earth
- (Geology)
- ... its stressed state, neotectonic phenomena, which is extremely important when tracing faults and identifying mineral deposits located near them. Purpose. Toselect thefault sectionsof Sergeyevskoye ...
- Created on 26 February 2013
- 14. About the tense-deformed state of system “frame - shell maid of the rocks reinforsed by anchors”
- (Solid-state physics, mineral processing)
- ... determine the parameters of frame-anchor lining for assuring the support of the development workings in deep mines. Methodology. Theoretical method of research of the stressed state of the system ...
- Created on 19 December 2012
- 15. Study of methane accumulation conditions in undermined coal-bearing rock massif
- (Mining)
- ... и охрана труда“. – Ялта, 2008. – С. 79–87. Perepelytsia, V.H., Yalanskyi, Ya.O. and Palamarchuk, T.A. (2008), “Application of radiometry methods for control of stressed state of rock massif during coal ...
- Created on 19 December 2012
- 16. Resonance effect of acoustic wave propagation in a non-uniform coal-rock stratum
- (Geotechnical and mining mechanical engineering, machine building)
- Authors: O.M. Shashenko, Doctor of Technical Sciences, Professor, State Higher Educational Institution «National Mining University», Head of the Department of Construction and Geomechanics, Dnipropetrovsk, ...
- Created on 21 November 2012
- 17. Increase of estimation efficiency of geomechanical condition of rock massive in uranium mines
- (Mining)
- ... classification of rock massif stressed state depending on the orientation of maximum stress in relation to mine working and composition of rules and the frequency of observation of the stressed-deformed ...
- Created on 16 November 2012
- 18. Physical and numeral modeling of stressed-deformed state of the rock massif in the working face
- (Geotechnical and mining mechanical engineering, machine building)
- Authors: K.S. Ishchenko, Cand. Sci. (Tech.), Senior Research Fellow, N.S. Polyakov Institute of Geotechnical Mechanics of National Academy of Science of Ukraine, Senior Research Fellow, Dnipropetrovsk, ...
- Created on 15 November 2012
- 19. Pre-conditions of creation of frame and anchor bolt support computational models taking into account nonlinear descriptions of physical environment
- (Mining)
- ... of the lining depends on the change of stressed state of surrounding rocks. These changes occur as a result of excavation or its termination, appearance of rheological features of rocks, etc. A consistent ...
- Created on 12 November 2012
- 20. Geofiltration regularities in the areas loaded by gravitation in tailings and waste rock dumps
- (Geology)
- ... regime on the stressed state of the surrounding area. Methodology. Study of ground water flow characteristics in the gravitationally loaded area of rock mass has been performed through formulating and ...
- Created on 12 November 2012