- 21. 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
- 22. 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
- 23. Mathematical model of steel consumption minimization considering the two-stage billets cutting
- (Content №2 2021)
- ... during the whole manufacturing process, which minimizes not only the steel waste at the moment of its casting in a mold, but also the offcuts in the process of cutting the obtained ingots into the billets. ...
- Created on 29 April 2021
- 24. Determination of the cutting force components while milling cylindrical surfaces with an oriented tool
- (Content №2 2021)
- ... surfaces of gearbox shafts and others. Determination of the components of the cutting forces when machining with crossed axes of the milling cutter and part in order to use the results when assigning machining ...
- Created on 29 April 2021
- 25. New aspects of the methodology for assessing the complexity of the structure of technological systems of the mining and metallurgical complex
- (Content №2 2021)
- ... essence of which consists in the successive cutting off of the connection of the elements with the system. Practical value. The practical value of methodological approach the developed by the authors to ...
- Created on 29 April 2021
- 26. Mathematical modeling of the surface roughness of the grinding wheel during straightening
- (Content №1 2021)
- ... cutting edges for sintered metal bonded CBN grinding layers. Journal of Materials Processing Technology, 278, 116473. https://doi.org/10.1016/j.jmatprotec.2019.116473. 10. Zhou, K., Ding, H., Wang, R., ...
- Created on 05 March 2021
- 27. Methods for determining the efficiency of the grinding process
- (Contens №5 2020)
- ... Abstract: Purpose. To create a method for using a new indicator of the intensity of cutting modes which will reduce the amount of reference information on the methods of both grinding and machining ...
- Created on 30 October 2020
- 28. Justification of rational parameters for manufacturing pump housings made of fibroconcrete
- (Contens №5 2020)
- ... engineering school, 2(39), 90-99. 11 Krivoruchko, D. V., & Osadchii, I. O. (2014). Modern achievements in the field of manufacturing gears from composite materials. Cutting and tools in technological ...
- Created on 30 October 2020
- 29. Predictability of a small-amplitude disturbance of coal seams in Western Donbas
- (Contens №4 2020)
- ... G. (2018). Automated stabilization of loading capacity of coal shearer screw with controlled cutting drive. Theoretical and Practical Solutions of Mineral Resources Mining, 465-477. https://doi.org/10.1201/b19901-82. ...
- Created on 30 August 2020
- 30. Multi-agent information service system of managing integration processes of enterprises
- (Contens №3 2020)
- ... information plane is specified, which allows accumulating, processing, distributing, and using the consolidated knowledge base with the purpose of information and communication support of cross-cutting ...
- Created on 02 July 2020
- 31. Some features of drilling technology with PDC bits
- (Contens №3 2020)
- ... It has been established that the distribution of axial load on rock cutting elements depending on the distance from the center of the blade bits is extremely uneven: the incisors located on the periphery ...
- Created on 02 July 2020
- 32. Improving the quality of civil service management in Ukraine
- (Contens №2 2020)
- ... 17. Martin, D. (2017). ‘Lean’ in the UK Civil Service: from the theory of improvement to the varied realities of costs cutting. La Nouvelle Revue du Travail, 10, 2017. https://doi.org/10.4000/nrt.3117. ...
- Created on 10 May 2020
- 33. 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
- 34. Technological solutions development for mining adjacent rock mass and pit reserves taking into account geomechanical assessment of the deposit
- (Contens №2 2020)
- ... Practical value. The calculations show that for the conditions of a lying side, the normative factor of the slope stability on the marginal contour can be ensured only if they are bank slopes worked along the weakening surfaces, whose cutting should not be permitted. ...
- Created on 10 May 2020
- 35. Contens 01 2020
- (Content №1 2020)
- ... model of oscillations of a drill tool with a drill bit of cutting-scraping type 52 Electrical Complexes and Systems ...
- Created on 11 March 2020
- 36. Mathematical model of oscillations of a drill tool with a drill bit of cutting-scraping type
- (Content №1 2020)
- ... the forces of cutting and friction on the bit from the second derivatives of the independent generalized coordinates of the mechanical system over time, as well as the relationship between the generalized ...
- Created on 10 March 2020
- 37. Model of surface roughness in turning of shafts of traction motors of electric carst
- (Content №1 2020)
- ... текст / full article Abstract: Purpose. Research on surface roughness in turning of traction motor shaft of electric vehicles, depending on the measure of the main cutting edge angle ...
- Created on 10 March 2020
- 38. Mathematical model of heat processes in terms of gas-saturated rock breaking by means of shearers and tunneling machines
- (Content №1 2020)
- Authors: Ya. Ya. Lebediev, Cand. Sc. (Tech.), Assoc. Prof., orcid.org/0000-0002-2992-2581, Dnipro University of Technology, Dnipro, Ukraine, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it. O.V.Stolbchenko, Cand. ...
- Created on 10 March 2020
- 39. Results of testing and modelling the “drilling rig with hydraulic vibrator ‒ rock” system
- (Content №1 2020)
- ... from https://www.onepetro.org/conference-paper/ARMA-2016-451. 8. Babapour, S., & Butt, S. D. (2014). Investigation of Enhancing Drill cuttings Cleaning and Penetration Rate Using Cavitating Pressure ...
- Created on 10 March 2020
- 40. Contens 05 2019
- (Contens №5 2019)
- ... S.V.Boyko, P.L.Ignatenko.Determination of instantaneous temperature in the cutting zone during abrasive processing 35 D.E.Boudjellal, A.Hafsaoui, ...
- Created on 10 November 2019