- 21. Experimental and theoretical studies on the operating parameters of hydromechanical drilling
- (Content №1 2022)
- ... wear of metal surfaces. Originality. Useful influence of the physicochemical properties of the substances under consideration decreases beginning from the ionogenic anion-active sulfonol towards the ionogenic ...
- Created on 25 February 2022
- 22. Ways to reduce hydraulic losses in multistage centrifugal pumping equipment for mining and oil-producing industries
- (Content №6 2021)
- ... 13. Peng, G., Wang, Z., & Fu, S. (2015). Wear characteristics of flow parts of centrifugal dredge pump. Journal of Drainage and Irrigation Machinery Engineering, 33(12), 1013-1018. https://doi.org/10.3969/j.issn.1674-8530.15.0161. ...
- Created on 29 December 2021
- 23. Student survey as a tool for quality assurance in higher education: the case of Ukrainian university
- (Content №4 2021)
- ... 7. Wearring, A., Le, H., Wilson, R., & Arambewela, R. (2015). The international students experience: An exploratory study of students from Vietnam. The International Education Journal: Comparative ...
- Created on 23 August 2021
- 24. Analysis of stress in the conveyor belt (Maxwell–element model)
- (Content №4 2021)
- ... make it possible to determine the limitations on the modes of acceleration or deceleration of the conveyor belt, preventing its damage and increased wear. This opens up prospects for designing effective ...
- Created on 23 August 2021
- 25. Investigation of effect of water content on railway granular supplementary layers
- (Content №3 2021)
- ... Baydak, S., & Hmelevska,N. (2020). Improvement of the railway track efficiency by minimizing the rail wear in curves. 15th International Scientific and Technical Conference Problems of the railway ...
- Created on 23 June 2021
- 26. Electric arc spraying of cermet coatings of steel 65G-Tic system
- (Content №2 2021)
- ... Vasileios, K., Kamnis, S., Allcock, B., & Sai, Gu (2019). Effects and interplays of spray angle and stand-off distance on the sliding wear behavior of HVOF WC-17Co coatings. Journal of thermal spray ...
- Created on 29 April 2021
- 27. Mathematical modeling of the surface roughness of the grinding wheel during straightening
- (Content №1 2021)
- ... R., Trokhymchuk, S., Sofronova, M., & Osipova, T. (2020). Revealing patterns in the wear of profile diamond wheels. Eastern-European Journal of Enterprise Technologies, 3(1(105)), 30-37. https://doi.org/10.15587/1729-4061.2020.203685. ...
- Created on 05 March 2021
- 28. Geological and mining-engineering peculiarities of implementation of hydromechanical drilling principles
- (Content №1 2021)
- ... Classics Trade Press (19 Oct. 2018). 14. Forest John Swears Sur (2013). Oil prospecting, drilling and extraction. Nabu Press; Primary Source ed. edition (Oct. 3, 2013). 15. Davidenko, A.N., & Ignatov, ...
- Created on 05 March 2021
- 29. Effect of alloying heat-resistant packing coatings on their tribotechnical, physical and mechanical properties
- (Content №6 2020)
- ... Natsionalnoho Hirnychoho Universytetu. 2020, (6): 041 - 047 https://doi.org/10.33271/nvngu/2020-6/041 Abstract: Purpose. To determine the effect of alloying nickel-based packing coatings on friction, wear ...
- Created on 22 December 2020
- 30. Forecasting of wear of pads of modernized brake system devices of bogies of freight cars using ARIMA models
- (Content №6 2020)
- ... Accounting of statistical data on the wear of pads of typical and modernized BR devices obtained in the relevant studies. On the basis of analytical designs of BR, changes in the junction of the vertical ...
- Created on 22 December 2020
- 31. Impact of duration of mechanochemical activation on enhancement of zinc leaching from polymetallic ore tailings
- (Contens №5 2020)
- ... 17. Dvořák, K., Dolák, D., Paloušek, D., Čelko, L., & Jech, D. (2018). The effect of the wear of rotor pins on grinding efficiency in a high-speed disintegrator. Medziagotyra, 24(1), 29-34. https://doi.org/10.5755/j01.ms.24.1.17737. ...
- Created on 30 October 2020
- 32. Efficiency of underground gas generator in consideration of the reverse mode
- (Contens №4 2020)
- ... Z., Mirakovski, D., & Serafimovski, D. (2019). System architecture to bring smart personal protective equipment wearables and sensors to transform safety at work in the underground mining industry. ...
- Created on 30 August 2020
- 33. Some features of drilling technology with PDC bits
- (Contens №3 2020)
- ... Bulletin, (1), 45-48. 3. Yahiaoui, M., Paris, J-Y., Delbé, K., Denape, J., Gerbaud, L., Colin, C., Ther, O., & Dourfaye, A. (2015). Quality and wear behavior of graded polycrystalline diamond ...
- Created on 02 July 2020
- 34. The use of deforming broaching for enhancing the efficiency of cutter chisels
- (Contens №2 2020)
- ... 9. Salenko, A. F., Fedotiev, A. N., Fedotieva, L. P., & Mana, A. M. (2015). Methods of obtaining and processing wear-resistant coatings for drill bits. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, (6), 48-54. ...
- Created on 10 May 2020
- 35. Mathematical model of oscillations of a drill tool with a drill bit of cutting-scraping type
- (Content №1 2020)
- ... mode parameters will allow evaluating the level of wear of the rock destruction tool, as well as to predict the durability of the drill string elements. References. 1. Kapitaniak, M., Hamaneh ...
- Created on 10 March 2020
- 36. Results of testing and modelling the “drilling rig with hydraulic vibrator ‒ rock” system
- (Content №1 2020)
- ... the break-down point of the rock. It leads to the increase in drilling speed, wear resistance of drilling tools, improvement of stabilization and steadiness of drilling string functioning. Purpose. To ...
- Created on 10 March 2020
- 37. Mathematical modeling in the calculation of reinforcing elements
- (Geotechnical and mining mechanical engineering, machine building)
- ... the hard stamp and an elastic plate interaction with cylindrical anisotropy. Simulation of contact interaction tasks in order to determine the processes of wear, strength, destruction and structures durability. ...
- Created on 26 October 2019
- 38. Fit selection and life forecasting of work of movable joints of hydraulic props of powered supports
- (Geotechnical and mining mechanical engineering, machine building)
- ... phenomenon of wear in movable joints of hydraulic props of powered supports to increase the life of their work. Methodology. In this work, the method of analogues and the calculation method were used ...
- Created on 16 June 2019
- 39. Conceptual basis of thermo-controllability in railway braking tribo pairs
- (Geotechnical and mining mechanical engineering, machine building)
- ... advancing efficiency of operation of frictional braking elements of rolling stock, increasing the adhesive coefficient, stabilizing the temperature in the tribo-contact, decreasing the wear of brake surfaces ...
- Created on 24 April 2019
- 40. Assessment of dust pollution related to granite quarry operations in Kef Bouacida, Annaba (Algeria)
- (Environmental safety, labour protection)
- ... to fight this nuisance, which poses safety and health problems for staff, accelerates the wear of equipment, and affects the quality of materials, not to mention the inconvenience to residents and farmers. ...
- Created on 04 March 2019