- 41. Disclosure of state uncertainty of the roller chain based on cross-correlation
- (Content №1 2022)
- ... in the friction change of the plate roller open-chain through the estimation of the chain friction coefficient at idle speed. Methodology. To achieve the goal, the following tasks were set: to carry out ...
- Created on 25 February 2022
- 42. Experimental and theoretical studies on the operating parameters of hydromechanical drilling
- (Content №1 2022)
- ... of sustainable drilling engineering. Scrivener publishing. 17.Moisyshyn,V., Borysevych,B., & Sheherbiy,R. (2013). Mulifactorial mathematical model of mechanical drilling speed. Mining of Mineral Deposits, ...
- Created on 25 February 2022
- 43. Analyzing and identifying the limits of 660V grid parameters to ensure electrical safety in underground coal mines
- (Content №6 2021)
- ... fault currents) must be lower than the allowance limit. However, when utilizing many new power electronic devices such as variable speed drive (VSD), the quantity of connected equipment changes due to ...
- Created on 29 December 2021
- 44. Determination of vertical dynamics for a standard Ukrainian boxcar with Y25 bogies
- (Content №5 2021)
- ... method in MathCad software suite. The initial displacements and the speeds were taken equal to zero. The following dynamic characteristics of a boxcar were obtained: acceleration of the body in the center ...
- Created on 29 October 2021
- 45. Analysis of stress in the conveyor belt (Maxwell–element model)
- (Content №4 2021)
- ... of which corresponds to the Maxwell-element model. An expression is obtained for calculating the speed of propagation of elastic vibrations along the conveyor belt, the frequency of vibrations and their ...
- Created on 23 August 2021
- 46. Investigation of the effect of several parameters on the applicability of magnetic separation method
- (Content №4 2021)
- ... (roll speed, magnetic force, and mass of silica sand particle) on separation efficiency. Methodology. The influence of several parameters of the magnetic separator such as magnetic force, centrifugal force, ...
- Created on 23 August 2021
- 47. Analytical and experimental assessment of screw centrifugal pump at improving its design
- (Content №4 2021)
- ... allows estimating the efficiency of the developed pump more precisely. The developed technique allows increasing the efficiency assessment accuracy and cavitation characteristics of low-flow high-speed ...
- Created on 23 August 2021
- 48. Need of technical accounting at electric energy quality reduction under conditions of AC traction substation
- (Content №3 2021)
- ... 3. Hu, H., He, Z., Wang, K., Ma X., & Gao, S. (2016). Power-Quality Impact Assessment for High-Speed Railway Associated With High-Speed Trains Using Train Timetable Part II: Verifications, Estimations ...
- Created on 23 June 2021
- 49. Automation of the control process by the shearer drum in terms of coal seam hypsometry
- (Content №3 2021)
- ... Semenchenko, A., Belytsky, P., Virych, S., & Tkachov, V. (2019). Improving energy efficiency of coal transportation by adjusting the speeds of a combine and a mine face conveyor. Eastern-European Journal ...
- Created on 23 June 2021
- 50. Assessment of noise impact on coal mine workers including way to/from workplace
- (Content №2 2021)
- ... M., & Tyurina, N. (2017). High-speed train noise source height influence on efficiency of noise barriers. Material of 24th International Congress on sound and vibration, (pp. 123-132). ICSV, London, ...
- Created on 29 April 2021