- 41. Evaluation of hydraulic power of drilling string with a cavitation hydrovibrator
- (Content №3 2021)
- ... accelerations and hydraulic vibrational power in the section of the rock cutting tool on the criterion parameter of cavitation . Originality. Taking into account the influence of the string elements vibration ...
- Created on 23 June 2021
- 42. Automation of the control process by the shearer drum in terms of coal seam hypsometry
- (Content №3 2021)
- ... Purpose. To develop a method for synthesizing a fuzzy automatic control system for a shearer drum in terms of coal seam hypsometry basing on the information criterion of the beginning of rock cutting-off ...
- Created on 23 June 2021
- 43. Criteria for the management of a sustainable and safe positioning of the fleet in the conditions of globalization
- (Content №2 2021)
- ... formalization were used. Findings. An algorithm of a criterion-based approach to sustainable and safe positioning of the fleet in the presence of international transport market constraints is proposed. ...
- Created on 29 April 2021
- 44. Segmentation of heat energy consumers based on data on daily power consumption
- (Content №2 2021)
- ... M. (2019). Administrative Buildings Heating Automatic Control Based on Maximum Efficiency Criterion. 2019 IEEE International Conference on Modern Electrical and Energy Systems (MEES), 202-205. https://doi.org/10.1109/mees.2019.8896517. ...
- Created on 29 April 2021
- 45. New aspects of the methodology for assessing the complexity of the structure of technological systems of the mining and metallurgical complex
- (Content №2 2021)
- ... CIRP, 53, 130-135. https://doi.org/10.1016/j.procir.2016.06.097. 14. Rud, Yu., & Belonozhko, V. (2017). Development of the criterion and the method of estimation of the complexity of the structure ...
- Created on 29 April 2021
- 46. Predicting changes in the sulfur content during steam coal preparation and the level of sulfur dioxide emissions when its combustion
- (Content №2 2021)
- ... during its combustion; the optimal depth of preparation for the coal from various mines is determined by the criterion of compliance of the SO2 emission level with the current environmental standards. ...
- Created on 29 April 2021
- 47. Determining the parameters of a natural arch while forming support load of a horizontal roadways
- (Content №2 2021)
- ... collapse mechanisms for deep tunnels based on the Hoek-Brown failure criterion. Journal of Zhejiang University-SCIENCE A, 15(9), 723-731. https://doi.org/10.1631/jzus.A1400014. 20. Zheng, Y., & Oui, ...
- Created on 29 April 2021
- 48. Identification of globalization threats to the economic sovereignty of countries with transition economies
- (Content №1 2021)
- ... de facto KOF Globalization Index are analyzed. A statistical sampling of the countries has been formed according to the criterion of the level of economic development; the value of the subindices of political ...
- Created on 05 March 2021
- 49. Method for optimization of switching frequency in frequency converters
- (Content №1 2021)
- ... to the criterion of the minimum total power losses in the power transistors of the inverter and the resistance of the motor windings. The proposed calculation technique allows determining the dependence ...
- Created on 05 March 2021
- 50. The method for determining the parameters of the diagrams of a truncated-wedge destruction of cylindrical samples of rocks
- (Content №1 2021)
- ... properties the shear resistance limit, internal and external friction coefficients and elastic modulus. The method is based on the improved Coulomb strength criterion, supplemented by the parameters of ...
- Created on 05 March 2021