- 21. Mathematical model of air flow movement in a motorized filter respirator
- (Content №3 2023)
- ... Visnyk Natsionalnoho Hirnychoho Universytetu. 2023, (3): 097 - 103 https://doi.org/10.33271/nvngu/2023-3/097 Abstract: Purpose. Development of a mathematical model of the air flow movement in a motorized ...
- Created on 27 June 2023
- 22. Assessing the accuracy of modeling the tubbing erector manipulator mechanism in solidworks motion program
- (Content №3 2023)
- ... to use more than 50 points of discrete time in the research. Thus, the errors in calculating the maximum power values of the manipulator motors do not exceed 20 % for the power hydraulic cylinder and 5 % ...
- Created on 27 June 2023
- 23. Design of double-shoulder threaded joints of drilling string elements
- (Content №3 2023)
- ... J., Romanyshyn, T., & Yurych, A. (2018). Examining the current of drilling mud in a power section of the screw down-hole motor. Eastern-European Journal of Enterprise Technologies, 2/5(92), 41-47. ...
- Created on 27 June 2023
- 24. Research on the impact of cognitive biases of workers on the subjective assessment of occupational risk
- (Content №1 2023)
- ... of the motor transport company (MTC), there is often a problem to determine the probability of a hazardous event and the severity of its consequences under the influence of various cognitive biases. Therefore, ...
- Created on 25 February 2023
- 25. Mathematical model of the closed-loop system of excavator bucket positioning
- (Content №1 2023)
- ... the “front shovel” scheme, which includes models of electric drives of all mechanisms and a synchronous drive motor, as well as a model of the mechanical part of the excavator; this makes it possible to ...
- Created on 25 February 2023
- 26. Features of modernization of a truck with a hybrid power transmission
- (Content №1 2023)
- ... to use the traction electric motor as a generator, and during operation it is used in the energy recovery mode during vehicle braking. An optimization mathematical model has been developed to determine ...
- Created on 25 February 2023
- 27. Study on accumulation of heavy metals by green plantations in the conditions of industrial cities
- (Content №6 2022)
- ... metallurgy, energy and motor transport. To carry out the experiment, the method of atomic absorption spectrophotometry was used to determine the concentrations of heavy metals. The trend of technogenic ...
- Created on 25 December 2022
- 28. Impact of digital maturity on sustainable development effects in energy sector in the condition of Industry 4.0
- (Content №6 2022)
- ... S. (2019). Performances of Asynchronous Motor within Variable Frequency Drive with Additional Power Source Plugged via Combined Converter. 2019 IEEE 6th International Conference on Energy Smart Systems ...
- Created on 25 December 2022
- 29. Influence of misalignment of connection of electrical machine shafts on the nature of electric power of the induction motor
- (Content №6 2022)
- ... motor. Methodology. The power components of the induction motor are analytically determined taking into account the power caused by torque vibrations on the shaft. Based on this, using the methods of mathematical ...
- Created on 25 December 2022
- 30. Technology of an open pit refinement under limit stability of sides
- (Content №6 2022)
- ... Universytetu. 2022, (6): 005 - 010 https://doi.org/10.33271/nvngu/2022-6/005 Abstract: Purpose. To establish the feasibility of refining deep open-pit mines below the boundary of the use of combined motor-conveyor ...
- Created on 25 December 2022
- 31. A new approach on AI application for grounding resistor prediction in underground mines of Vietnam
- (Content №5 2022)
- ... L.X., & Bun, H.V. (2021). Identifying the efficiency decrease factor of motors working under power harmornic in 660V electric mining grids. Mining of Mineral Deposits, 15(4), 108-113. https://doi.org/10.33271/mining15.04.108. ...
- Created on 30 October 2022
- 32. The electrical power quality indicator – interference power factor
- (Content №4 2022)
- ... https://doi.org/10.1515/ijeeps-2017-0002. 8. Burgos Payn, M., Roldan Fernandez, J.M., Maza Ortega, J.M., & Riquelme Santos, J.M. (2019). Techno-economic optimal power rating of induction motors. ...
- Created on 29 August 2022
- 33. Mathematical 3D-modeling in the formation process of the overhauled surfaces in the repair industry
- (Content №2 2022)
- ... V., & Patsera, S. (2020). Model of surface roughness in turning of shafts of traction motors of electric cars. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, (1), 41-45. https://doi.org/10.33271/nvngu/2020-1/041. ...
- Created on 30 April 2022
- 34. A new approach to improving the sensitivity of earthing relay and reducing the over-voltage in 6 kV grid of open-pit mines
- (Content №2 2022)
- ... 2. Thanh, L.X., & Bun, H.V. (2021). Identifying the efficiency decrease factor of motors working under power harmornic in 660 V electric mining grids. Mining of Mineral Deposits, 15(4), 108-113. https://doi.org/10.33271/mining15.04.108. ...
- Created on 30 April 2022
- 35. Automation of the coordinated road traffic control process
- (Content №1 2022)
- ... 12. Papamichail, I., Bekiaris-Liberis, N., Delis, A. I., Manolis, D., Mountakis, K.S., Nikolos, I.K., , & Papageorgiou, M. (2019). Motorway traffic flow modelling, estimation and control with vehicle ...
- Created on 25 February 2022
- 36. Disclosure of state uncertainty of the roller chain based on cross-correlation
- (Content №1 2022)
- ... chain in laboratory conditions is carried out on the bench by measuring the motor torque during the rotation of the chain. Data processing of the random process of changing the state of the plate roller ...
- Created on 25 February 2022
- 37. Improvement of modeling techniques of transients in transformers based on magnetoelectric equivalent schemes
- (Content №6 2021)
- ... transients in asynchronous motors based on the use of Chebyshevs polynomials. Electrical Engineering and Power Engineering, (2), 35-41. https://doi.org/10.15588/1607-6761-2015-2-5. 12. Trigub, R. (2016). ...
- Created on 29 December 2021
- 38. Improvement of methodology of justification of safe routes for transportation of dangerous substances and cargo
- (Content №5 2021)
- ... a minimum number of accidents and reduce environmental and human hazards. Originality. Approaches are improved to transportation of dangerous goods by motorway and railroad, in particular, the parameters ...
- Created on 29 October 2021
- 39. Elastic, inelastic and time constant measurement for M102 (AL–C–O) dispersions-reinforced aluminum alloys
- (Content №5 2021)
- ... 9. Yang, L., & Ying, L. (2007). A Linear Motor Position Control Based on the Artificial Immune Clustering Methodology. Chinese Control Conference, 2007, 6-9. https://doi.org/10.1109/CHICC.2006.4346870. ...
- Created on 29 October 2021
- 40. Formation mechanisms of maximal loads on cutters and cutting heads of coal mining machines
- (Content №5 2021)
- ... the tractive effort torque of electric motor when a group of cutters cuts many solid inclusions simultaneously, or in undermining of roof rocks, or in cutting hard dirt bands. Originality. The probabilities ...
- Created on 29 October 2021