- 21. Modeling pH changes and electrical conductivity in surface water as a result of mining activities
- (Content №1 2024)
- ... and ground water quality. Electrical conductivity and pH were measured on the samples that were collected using Oakton 5/6 pH meter and TDS/EC meter. Findings. According to the results, the regression ...
- Created on 29 February 2024
- 22. Enhancement of sorption of the azoic dye (Azucryl Red) by natural and calcined hyper-aluminous kaolins
- (Content №1 2024)
- ... (France) in natural and calcined states. Methodology. Batch interactive parameter pH, pHpzc contact time, dye concentration, adsorbent loading and temperature are taken to obtain optimums for the AR ...
- Created on 29 February 2024
- 23. Method of controlling the volume of combustion products at different boiler loads
- (Content №1 2024)
- ... excess. The mechanism of such an effect due to the increase in the quantity and velocity of flue gases is suggested. A parameter determining the volume of flue gases produced per unit calorific value of ...
- Created on 29 February 2024
- 24. An overview of hydrogen production via reforming from natural gas
- (Content №1 2024)
- ... 17. Usman, M., Daud, W. W., & Abbas, H. F. (2015). Dry reforming of methane: Influence of process parameters – A review. Renewable and Sustainable Energy Reviews, 45, 710-714. https://doi.org/10.1016/j.rser.2015.02.026. ...
- Created on 29 February 2024
- 25. Heuristic control of power consumption by up to 1000 V electrical loads at mining enterprises
- (Content №1 2024)
- ... Generation Planning. IEEE Transactions on Power Systems, 29(2), 833-843. https://doi.org/10.1109/TPWRS.2013.2287880. 29. Kolahan, F., & Doughabadi, M. H. (2012). The Effects of Parameter Settings ...
- Created on 29 February 2024
- 26. Heat exchange under the longitudinal movement of wet steam in finning heat exchangers
- (Content №1 2024)
- ... medium in the heat and mass exchange conditions, considering the design characteristics of the heat transfer surface. Findings. The correlation of critical values of two-phase flow parameters was obtained ...
- Created on 29 February 2024
- 27. Testing the fragmentation of railway ballast material by laboratory methods using Proctor compactor
- (Content №1 2024)
- ... the number of impacts increased. Parameters and indices were also computed to identify various correlations (i. e., FV, d < 22.4, d < 0.5, d < 0.063 mm, CU, M ratio, ratio). Some of them (e. g., ...
- Created on 29 February 2024
- 28. Advantages of using CONCRETE CANVAS materials in railway track construction
- (Content №1 2024)
- ... shear resistance, and other parameters proved the structure’s higher load-bearing capacity with the CC layer. Based on the results, the Concrete Canvas structure provides higher reinforcement than the ...
- Created on 29 February 2024
- 29. Influence of ice structure on vitability of frozen sand-water and sand-clay mixtures
- (Content №1 2024)
- ... time is recorded with a stopwatch, the temperature with an alcohol thermometer, the mass with electronic scales and the deflection arrow with a clock-type indicator. Findings. The presence and amount ...
- Created on 29 February 2024
- 30. Improvement of the methodology for calculating the expected drilling speed with PDC chisels
- (Content №1 2024)
- ... parameters and spatial placement in relation to the destroyed array. Methodology. The tasks were solved by a comprehensive research method, including analysis and generalization of literary and patent ...
- Created on 29 February 2024
- 31. Influence of the rock mass structure and the blasting technique on blast results in the Heliopolis quarry
- (Content №1 2024)
- ... which will help the systematic analysis of the parameters influencing the blasting plan and a better understanding of the mechanisms of fragmentation of rocks with explosives. Methodology. The approach ...
- Created on 29 February 2024
- 32. The choice of optimal methods for the development of water wells in the conditions of the Tonirekshin field (Kazakhstan)
- (Content №1 2024)
- ... B. T., Syzdykov, A. K., & Delikesheva, D. N. (2019). Express method for measuring the drilling muds rheological parameters. International Multidisciplinary Scientific GeoConference Surveying Geology ...
- Created on 29 February 2024
- 33. Establishing the influence of the quarry depth on the indicators of cyclic flow technology during the development of non-ore deposits
- (Content №1 2024)
- ... the reduction of the haulage distance of dump trucks from 2525 to 575 m. Practical value. A methodology for determining the impact of the quarry depth on the parameters of the mining haulage complex ...
- Created on 29 February 2024
- 34. Peculiarities of truck transportation in wartime conditions
- (Content №6 2023)
- ... undefined parameters, road cargo transportation, war conditions References. 1. Shults, S. L., & Lutskiv, O. M. (2022). The problems of functioning of transport infrastructure and logistics in Ukraine ...
- Created on 23 December 2023
- 35. Accounting for a positive, negative and zero sequences power in a three-phase unbalanced electrical system
- (Content №6 2023)
- ... 35-43. https://doi.org/10.15407/techned2017.01.035. 10. Zagirnyak, M. V., Kovalchuk, V. G., & Korenkova, T. V. (2016). Power method of the tasks of determining electrohydraulic complex parameters. ...
- Created on 23 December 2023
- 36. Study of leakage current in underground mine power network: a case study in mining in Vietnam
- (Content №6 2023)
- ... frequency 50 Hz, DC power networks, and power networks after variable frequency inverters. The correlation of these network parameters complicates leakage protection in the mine power network. For DC power ...
- Created on 23 December 2023
- 37. A methodological approach to assessing the durability of welded structures of screens using SolidWorks Simulation software
- (Content №6 2023)
- ... calculating the stress-strain state of welds in the design of a vibrator fixation system and assessing their service life, which is important for analyzing and determining the parameters of various vibrating ...
- Created on 23 December 2023
- 38. Efficiency and seismic safety of constructing underground structures in complex rock masses
- (Content №6 2023)
- ... and mechanical properties of rocks, fracture and tectonic structure of rock mass and development of fracture systems. According to the results of ejection funnel parameters, the anisotropy coefficient ...
- Created on 23 December 2023
- 39. 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
- 40. Problems of operating heating boilers of increased environmental efficiency
- (Content №6 2023)
- ... technology influence potential on the economic and operating parameters of the fire-engineering equipment. NTU “KhPI” Bulletin: “Power and heat engineering processes and equipment”, 2(6), 10-14. https://doi.org/10.20998/2078-774X.2021.02.02. ...
- Created on 23 December 2023