- 41. Accounting for a positive, negative and zero sequences power in a three-phase unbalanced electrical system
- (Content №6 2023)
- ... negative, zero-sequences active and reactive power, as well as invariance power factor. Methodology. In the unbalance case in three-phase electrical system, the electrical energy quality is evaluated ...
- Created on 23 December 2023
- 42. Study of leakage current in underground mine power network: a case study in mining in Vietnam
- (Content №6 2023)
- ... in mine power network with long DC power transmission. Methodology. Nowadays, the increase in capacity and working depth leads to the use of DC power transmission, which has many benefits both economically ...
- Created on 23 December 2023
- 43. A methodological approach to assessing the durability of welded structures of screens using SolidWorks Simulation software
- (Content №6 2023)
- ... article Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu. 2023, (6): 079 - 085 https://doi.org/10.33271/nvngu/2023-6/079 Abstract: Purpose. To develop methodological recommendations for studying ...
- Created on 23 December 2023
- 44. Mathematical models for determining and analyzing thermal regimes in mining industry mechanism structures
- (Content №6 2023)
- ... fields, which will subsequently impact the effectiveness of designing mechanisms, devices, and individual components of structures that have a layered structure and are subjected to heat stress. Methodology. ...
- Created on 23 December 2023
- 45. Efficiency and seismic safety of constructing underground structures in complex rock masses
- (Content №6 2023)
- ... 2023, (6): 067 - 072 https://doi.org/10.33271/nvngu/2023-6/067 Abstract: Purpose. To develop new resource-saving method of underground construction and evaluate how effective it is, to set thresholds ...
- Created on 23 December 2023
- 46. Analysis and prediction of surface settlements during the digging of underground mining works (Algeria)
- (Content №6 2023)
- ... capital and to take the necessary measures. Methodology. Based on the physical and mechanical parameters and the geological characteristics of the actual traversed layer, and taking into account the ...
- Created on 23 December 2023
- 47. Problems of operating heating boilers of increased environmental efficiency
- (Content №6 2023)
- ... recovery. Methodology. The normative methods of thermal calculation for surface heat exchange devices and the software according to the requirements of regulatory methods for this type of equipment for ...
- Created on 23 December 2023
- 48. Recycling of barite ore tailings into porcelain: microstructure and dielectric properties
- (Content №6 2023)
- ... with solid barite wastes (SBWs). Methodology. The study involves preparation of porcelain using conventional solid-state reaction methods, employing two firing temperatures (1200 and 1300 °C) and a soaking ...
- Created on 23 December 2023
- 49. Data analysis solutions to improve blasting efficiency in mining
- (Content №6 2023)
- ... value with reasonable cost. To optimize blasting works design at each blast site with the calculation of delay time based on the model used. Methodology. Blasting for mining is an issue of utilizing ...
- Created on 23 December 2023
- 50. Mathematical substantiation and creation of information tools for optimal control of drilling and blasting in open-pit mine
- (Content №6 2023)
- ... mined materials obtained post-explosion. Methodology. Statistical modeling techniques were employed to analyze the natural blockiness of rock masses. The approach involved utilizing the principle of ...
- Created on 23 December 2023