- 41. Development of an effective method for zoning the earth’s surface in heterogeneity of the rock mass
- (Contens №4 2020)
- ... geoenergy of the rock mass, determined by the difference between the sum of potential gravitational energies and elastic deformations of the rock mass in the initial and current states. Methodology. ...
- Created on 30 August 2020
- 42. Ecological evaluation of remediation efficiency of Vilnohirsk mining and metallurgical plant
- (Contens №3 2020)
- ... based on the established procedures; the results are presented in the form of schematic cartograms of the thickness of the humus layer and underlying rocks. Methodology. To implement the ecological ...
- Created on 02 July 2020
- 43. The combined method for assessing risk factors in underground construction
- (Contens №3 2020)
- ... 14. Babets, D., Sdvyzhkova, O., Shashenko, O., Kravchenko, K., & Cabana, E.C. (2019). Implementation of probabilistic approach to rock mass strength estimation while excavating through fault zones. ...
- Created on 02 July 2020
- 44. Using broadband signals for structural change detection in metal details
- (Contens №3 2020)
- ... https://doi.org/10.15587/1729-4061.2016.65719. 11. Pryhorovska, T. O. (2017). Study on rock reaction force depending on PDC cutter placement. Machining Science and Technology, 21(1), 37-66. https://doi.org/10.1080/10910344.2016.1260429. ...
- Created on 02 July 2020
- 45. Some features of drilling technology with PDC bits
- (Contens №3 2020)
- ... повний текст / full article Abstract: Purpose. Improving the technology of drilling wells with blade bits by establishing patterns of interaction in a pair of “cutter-rock” ...
- Created on 02 July 2020
- 46. Development of new composite cement based on waste rocks from Djebel Onk phosphate deposit (Tebessa-Algeria)
- (Contens №2 2020)
- ... Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu. 2020, (2): 107-111 https://doi.org/10.33271/nvngu/2020-2/107 повний текст / full article Abstract: Purpose. The main purpose of our research work involves the characterization and environmental management of waste rocks from Djebel Onk phosphate deposit. We propose a valorization of this product as an addition to cement manufacturing technique (the development of a new composite cement based on waste rocks of Djebel Onk phosphate deposit). ...
- Created on 10 May 2020
- 47. The use of deforming broaching for enhancing the efficiency of cutter chisels
- (Contens №2 2020)
- ... Methodology. The study of the application of the technological process of deforming broaching was carried out based on the experimental research into conditions of assembly of press couplings corresponding to cutting rock-destroying tools, the working surface of which is reinforced with solid-alloy inserts. ...
- Created on 10 May 2020
- 48. Evaluation of blast wave parameters within the near-explosion zone in the process of rock breaking with borehole charges
- (Contens №2 2020)
- ... Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu. 2020, (2): 47-52 https://doi.org/10.33271/nvngu/2020-2/047 повний текст / full article Abstract: Purpose. To analyse the experimental results, to describe physical mechanism of blasted rock disintegration and develop methodology to calculate blast-wave parameters within the near-explosion zone, and to study possible role of thermoelastic stresses in rock fragmentation to ultradisperse fractions in the near-explosion zone. ...
- Created on 10 May 2020
- 49. Back-analysis study on slope instability in an open pit mine (Algeria)
- (Contens №2 2020)
- ... Originality. Three different approaches LEM, FEM and FDM were used to perform the back-analysis the rock mass properties and to investigate the slope failure mechanism and the accuracy of this method in mining engineering field. ...
- Created on 10 May 2020
- 50. Technological solutions development for mining adjacent rock mass and pit reserves taking into account geomechanical assessment of the deposit
- (Contens №2 2020)
- ... Methodology. Searching for technological solutions of mining is based on the method of mining and geometric analysis of the deposit upper tier, comparison, generalization, systematization, analytical calculations, 3D parametric modeling, three-dimensional numerical modeling of stress-strain state and the rock mass stability by the finite element method. ...
- Created on 10 May 2020