- 41. Earth fault protection for compensated electric networks based on frequency filters
- (Content №1 2020)
- ... components detection is proposed. It is implemented through an infinite impulse-response filter of the second order with two real coefficients in back coupling and one complex coefficient in circuit of ...
- Created on 10 March 2020
- 42. Mathematical model of oscillations of a drill tool with a drill bit of cutting-scraping type
- (Content №1 2020)
- ... of rock formation in the diamond core drilling process using pulse flushing mode. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, (3), 5-9. 13. Levchuk, K. G. (2018). Engineering tools and ...
- Created on 10 March 2020
- 43. Results of testing and modelling the “drilling rig with hydraulic vibrator ‒ rock” system
- (Content №1 2020)
- ... tool with frequencies of 1‒20 kHz and values of vibration accelerations from 500 to 3200 g. At repeated impact of power impulses of the rock-breaking tool, the destruction of rock becomes fatigue. ...
- Created on 10 March 2020
- 44. Physical and chemical transformations in gas coal samples influenced by the weak magnetic field
- (Contens №6 2019)
- ... of magnetic pulse effect. Physical and chemical problems of mining works, 15, 7-19. 19. Molchanov, O., Rudakov, D., Sobolev, V., & Kamchatnyi, O. (2018). Destabilization of the hard ...
- Created on 23 December 2019
- 45. Contens 04 2019
- (Contens №4 2019)
- ... of laser pulse radiation 11 H.Azzouz Rached, S.Yahyaoui.Application of the tensile strength to rock blasting 16 Geotechnical ...
- Created on 01 September 2019
- 46. A voltage loss preliminary estimation in ac busbars
- (Power Supply Technologies)
- ... 5454-5461, DOI: 10.1109/TPEL.2013.2293847. 14. Stepanenko, A., Oliinyk, A., Deineha, L., & Zaiko, T. (2018). Development of the method for decomposition of superpositions of unknown pulsed ...
- Created on 19 August 2019
- 47. Analysis of the energy efficiency of a two-level voltage source inverter in the overmodulation mode
- (Electrical Complexes and Systems)
- ... Electrical Technology, (4), 54-61. 6. Michalsky, V.М. (2013). Means for improving the quality of electricity at the input and output of frequency converters with pulse-width modulation: ...
- Created on 19 August 2019
- 48. Approximate analytical model of rock thermal cyclical disintegration under convective cooling
- (Geotechnical and Mining Mechanical Engineering, Machine Building)
- ... A., & Dreus, A. (2018). Power consumption of rock decomposition process during diamond core drilling using pulse flushing. Mining of Mineral Deposits, 12(3), 22-27. DOI: 10.15407/mining12.03.022. 13. Dreus, A.Yu., ...
- Created on 19 August 2019
- 49. A technique to measure sensitivity of explosives to the effect of laser pulse radiation
- (Solid State Physics, Mineral Processing)
- ... Improving reliability of the technique to determine sensitivity of explosives to laser pulse radiation involving the method for defining function of energy distribution in a laser beam. Methodology. ...
- Created on 19 August 2019
- 50. Mechanochemical synthesis of additives for cathode material of lithium-ion traction batteries
- (Electrical Complexes and Systems)
- ... owing to changes in crystal-chemical composition. It has been demonstrated that the activated minerals intensify electronic conductivity up to 10-2 Ohm-1сm-1. Originality. It isin the fact thatvibroimpulse ...
- Created on 26 December 2018