- 21. Mathematical model of heat processes in terms of gas-saturated rock breaking by means of shearers and tunneling machines
- (Content №1 2020)
- ... been elaborated making it possible to calculate values of the parameters of friction sparks and energy transferred by a friction particle to the combustion medium within the period of cooling from the ...
- Created on 10 March 2020
- 22. Contens 04 2019
- (Contens №4 2019)
- ... disintegration under convective cooling 42 R.Boukarm, A.Houam, M.Fredj, R.Boucif.Geotechnical risk assessment of rock slope stability using non-linear ...
- Created on 01 September 2019
- 23. Approximate analytical model of rock thermal cyclical disintegration under convective cooling
- (Geotechnical and Mining Mechanical Engineering, Machine Building)
- ... of fragile fracture. Findings. It is demonstrated, that cooling of the previously heated rock formation stipulates for intensifies of the rock decomposition process, due to developing fractures zone ...
- Created on 19 August 2019
- 24. Conceptual basis of thermo-controllability in railway braking tribo pairs
- (Geotechnical and mining mechanical engineering, machine building)
- ... of braking ‒ control of the temperature of the brake friction surfaces. Purpose. To create a method for increasing the efficiency of the braking system by controlling the cooling of the friction ...
- Created on 24 April 2019
- 25. Model of changing the stressed-deformed state of a polymer sheet during stretching
- (Geotechnical and mining mechanical engineering, machine building)
- ... E., Kenneth, S., Watkins, B., Watkins, J., Hesse, M. and Miller, N., 2012. Compositional gradients surrounding spherulites in obsidian and their relationship to spherulite growth and lava cooling. Springer ...
- Created on 03 March 2019
- 26. Ecologically safe modified solutions for deposition of conversion coatings on steel
- (Geotechnical and mining mechanical engineering, machine building)
- ... 6. Baghaei, F., Mohammadi, S. and Dadgarinezhad, A., 2012. Corrosion inhibition of mild steel in stimulated cooling water by blends of molybdate, nitrite and picrate as new anodic inhibitor. ...
- Created on 26 December 2018
- 27. Influence of triboelectric processes on friction characteristics of brake units of technological transport
- (Geotechnical and mining mechanical engineering, machine building)
- ... institutes. Kyiv-Krasnodar. 15. Janahmadov, A. K., Aliev, A. M., Volchenko, А. І. and Javadov, M.Y., 2013. Band-block brake with conductive cooling. In: SRI researcher notes “Geotechnological Problems ...
- Created on 03 July 2018
- 28. Drilling fluid circulation rate influence on the contact temperature during borehole drilling
- (Mining)
- ... in brake system with thermal resistance on a contact surface and convective cooling on a free surface of a pad. International Journal of Heat and Mass Transfer, 81, рр. 915‒923. 16. Dreus, A., ...
- Created on 11 March 2018
- 29. Dephosphorization of oxidized iron ore from Gara Djebilet, Tindouf (Algeria)
- (Solid-state physics, mineral processing)
- ... 600 ºC, 700, 800 and 900 ºC. After cooling, the roasted mass is analyzed with XRF. Findings. Different size fractions of the crude sample were analyzed by XRD. The obtained results show that the mineralogical ...
- Created on 17 November 2017
- 30. Energy recovery device for the internal combustion engine
- (Power supply technologies)
- ... consisting of blocks using the exhaust gas heat. We proposed an air cooling process to reach the optimum conversion efficiency. The possibility to generate up to 1 kW of electrical power has been proven. ...
- Created on 24 July 2017
- 31. Computer simulation of fluid mechanics and heat transfer processes at the working face of borehole rock
- (Mining)
- ... of methodology to calculate the convection heat transfer rates on the surface of a diamond core bit during its cooling. Methodology. Computational fluid dynamics methods (CFD modeling) were used ...
- Created on 17 November 2016
- 32. Utilization of waste mine cavities as renewable energy accumulators
- (Power supply technologies)
- ... of the technology of the mine cavities utilization as the accumulator of the renewed energy for technological needs for production, hot water supply, heating during the winter period and space cooling ...
- Created on 17 November 2016
- 33. Strength properties of carbon steel of railway wheel after the speed-up cooling
- (Geotechnical and mining mechanical engineering, machine building)
- ... after Z.I.Nekrasov, NAS of Ukraine, Dnipro, Ukraine Abstract: Purpose. The work is directed at elaboration of softening effect of carbon steel of a railway wheel after the speed-up cooling to ...
- Created on 17 November 2016
- 34. Study on thermal strength reduction of rock formation in the diamond core drilling process using pulse flushing mode
- (Mining)
- ... gornykh porod pri termotsyklicheskom vozdeistvii [Rock formation decomposition under shocking cooling]. Dnipropetrovsk: LizunovPress. Разрушение горных пород при резком охлаждении / [Кожевников А.А., ...
- Created on 04 August 2016
- 35. Prerequisites and prospects for normalization of thermal conditions in headings of deep mines of Donets basin
- (Environmental safety, labour protection)
- ... removal to the water. The schemes and methods of the preliminary cooling and the cooling combined with drivage, and the methods of accelerated formation of thermalequalizing shells around the workings ...
- Created on 30 October 2015
- 36. The oldest granulites of the Ukrainian shield, the Bug granulitic complex
- (Geology)
- ... L.D., Tucker, R.D. and Zinner, E.K. (1999), “Slow cooling of deep crustal granulites and Pb-loss in zircon”, Geochim. Cosmochim. Acta.V. 63, no. 18, pp. 2839–2851. 7. Lobach-Zhuchenko, S.B., ...
- Created on 29 March 2015
- 37. Thermoelectric modules application in heat generator coherent systems
- (Electrical complexes and systems)
- ... Ю.Г. Гуревич // Журнал технической физики. – 2009. – Т.79. – Вып. 2. – С. 246–251. Lashkevich, I.M., Angeles Frahoso, O. and Gurevich, Yu. H. (2009), “Thin film thermoelectric cooling”, ...
- Created on 14 January 2015
- 38. Filled aluminosiloxane polymer-based coatings thermal stability and heat resistance improvement
- (Solid-state physics, mineral processing)
- ... at periodic heating and subsequent cooling in water. Findings. The positive results of increasing thermal and heat resistance metal surfaces protected from aluminosiloxane coatings have been received. ...
- Created on 11 May 2014
- 39. Phisical-chemical conditions of generation of aragonite in cretaceous deposits in the southeast Ukrainian Carpathians
- (Geology)
- ... Fluids temperature was determined by the homogenization method (fluid inclusions heating), aggregate state by the phase investigation, composition and concentration by the cryometry (fluid inclusions cooling). ...
- Created on 11 May 2014
- 40. Dependence of electric drive’s thermal state on its operation mode
- (Electrical complexes and systems)
- ... and the mechanism’s duty cycle were theoretically grounded and verified experimentally. The variation of cooling intensity due to speed regulation was taken into account. Findings. The dependencies of ...
- Created on 24 December 2013