- 21. Contens 05 2019
- (Contens №5 2019)
- ... reinforcing elements 60 O.V.Maksymovych, A.R.Dzyubyk, Kh.A.Barvinska, L.V.Dzyubyk.Determination of stress in composite plates with cracks on the ...
- Created on 10 November 2019
- 22. Determination of stress in composite plates with cracks on the basis of the method of integral equations and solutions by Green
- (Geotechnical and mining mechanical engineering, machine building)
- ... Purpose. To construct singular integral equations based on solutions of the Green problem and to develop a method for calculating stresses in the vicinity of cracks in anisotropic plates of complex ...
- Created on 26 October 2019
- 23. Studying coal seam bedding tectonic breach impact on supporting parameters of mine workings with roof bolting
- (Mining)
- ... fasteners. International Journal of Applied and Fundamental Research, (7-2), 201-204. 10. Zhukov, E. M., Kropotov, Yu. I., Luginin, I. A.,&Poloshkov, S. I. (2016). Classification of cracks ...
- Created on 26 October 2019
- 24. Geotechnical risk assessment of rock slope stability using non-linear strength criterion
- (Geotechnical and Mining Mechanical Engineering, Machine Building)
- ... 13.Nouioua, I., Fehdi, C., Boubaya, D., Serhane, B., & Djellali, A. (2015). Mapping underground cracks using 2D electrical resistivity tomography: the case of the landslide of Kef Essenoun phosphate ...
- Created on 19 August 2019
- 25. Approximate analytical model of rock thermal cyclical disintegration under convective cooling
- (Geotechnical and Mining Mechanical Engineering, Machine Building)
- ... to the investigation of the development of initiated cracks in mining rocks under thermal cyclic load and cooling applied to the surface is proposed. An analytical expression has been obtained for the ...
- Created on 19 August 2019
- 26. Efficiency of preparation of mountain mass at careers of building materials
- (Geotechnical and mining mechanical engineering, machine building)
- ... the rock massif ‒ orientation of microcracks of different morphology and anisotropy of physicomechanical properties of rock-forming minerals and their spatial position on the block. The main characteristics ...
- Created on 27 August 2018
- 27. Thermoelastic state of a half-space with an edge crack under local heating conditions
- (Geotechnical and mining mechanical engineering, machine building)
- ... of cracks. Methodology. The methods for studying two-dimensional thermoelastic state of a body with crack as stress concentrators are based on the method of complex variable function by which ...
- Created on 27 August 2018
- 28. Peculiarities of geological-structural position, composition and origin of the silver-bearing ores of the Cobalt-Gowganda area (Canadian Shield)
- (Geology)
- ... formation in the Cobalt-Gowganda region with the main stages of geological development of the Abitibi greenstone belt, formation of fault systems of different order and cracks, which have promoted circulation ...
- Created on 16 May 2018
- 29. Setting the volume and location of the gas collectors of abandoned coal mines
- (Geology)
- ... voids and cracks filled with gas in the abandoned mines is based on the analysis of mining-and-geological and mining-technical conditions, as well as the existing ideas of the mechanism of rock movement ...
- Created on 16 May 2018
- 30. Elaboration of reinforced cement material for cementing of deviated wells
- (Mining)
- ... has shown that at the stage of construction of deviated section of the well, there is a risk of cracks appearing in the cement stone behind the casing string. It was established that the cement materials ...
- Created on 11 January 2018
- 31. Effect of harmonic oscillations on a crack initiation in the rock mass
- (Mining)
- ... limestone, siltstone, coal) in which the initiating of «short» cracks occurs. And we got the real conditions (for coal), in which a slight change in the oscillation amplitude in the array of rocks leads ...
- Created on 06 September 2017
- 32. Analytical method for calculating and charting “stress–deformation” provided longitudinal form of destruction of rock samples
- (Geotechnical and mining mechanical engineering, machine building)
- ... friction and geometrical parameters of peaks in the sample cracks. On the basis of the developed method we determine the specific stress on the sample still under the load in the process of development ...
- Created on 24 July 2017
- 33. Stability analysis of two-level anchor support installed in the weakly metamorphosed rocks
- (Mining)
- ... computational experiments carried out by the non-linear finite element formulation for the geomechanical problem. Modeling of water content, cracks content and rheological characteristics of the rock massif ...
- Created on 21 May 2017
- 34. Revisiting the underground gasification of coal reserves from contiguous seams
- (Mining)
- ... Dependence of interstratial rocks subsidence at changing duration of the gasification process describing the development of possible formation of gas-permeable cracks in interstratial rocks ensuring technological ...
- Created on 19 January 2017
- 35. Application of pulse-wave technology for oil well completion
- (Mining)
- ... the bottom-hole zone required to form a network of cracks in the formation as well as pilot verification of the results. Methodology. Analytical and experimental research studies have been carried ...
- Created on 17 November 2016
- 36. Influence of Vibration Load on Elastohydrodynamic Lubrication of Texture Surface
- (Geotechnical and mining mechanical engineering, machine building)
- ... 6. Dong, Q. and Zhou, K., 2014. Elastohydrodynamic lubrication modeling for materials with multiple cracks. Acta Mech, vol.225, pp. 3395–3408. 7. Mohammadpour, M., Theodossiades, S., Rahnejat, ...
- Created on 22 June 2016
- 37. Innovative methods of the rock massif fractures syrvay and treatment of its results
- (Mining)
- Authors: M.B.Nurpeisova, Dr. Sci. (Tech.), Professor, Kazakh National Research Technical University of K.I.Satpayev, Almaty, Kazakhstan, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.; This email address is being protected from spambots. You need JavaScript enabled to view it.; ...
- Created on 22 June 2016
- 38. Research of non-steady processes of conductive heat flow distribution in uniform and heat conductively anisotropic rocks
- (Solid-state physics, mineral processing)
- ... on the deformation of the rock massif; place of location and development path of cracks. Growth of the main crack in the roof is caused by its subsidence, and determines the stress on the tunnel and its ...
- Created on 30 October 2015
- 39. Determination of parameters of intensive flat coal seams mining technology in the conditions of negative effect of mining operations on the daily surface
- (Mining)
- ... are given. Originality. The conditions of closing of the daily surface cracks and failures caused by flat seam longwall mining are determined. Dependence between damage caused by the coal reserves ...
- Created on 27 October 2015
- 40. Simulation for fracture bysmooth particle hydrodynamics code
- (Geotechnical and mining mechanical engineering, machine building)
- Authors: I.Ye. Shipovskii, Cand. Sci. (Tech.), State Oceanarium of Ukraine, Principal Researcher, Sevastopol, Crimea Abstract: Purpose. Determination of the influence of cracks presence ...
- Created on 29 March 2015