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Determination the influence of the rock mass density on the productivity of wheel loaders at the iron ore pit mining

Publikováno v: Collection of Research Papers of the National Mining University. 71:7-16

Aim. To establish the dependence of the front loader performance on the bulk density of the rock mass at the mining of iron ore deposit. Research methodology. At the developing the methodology, analytical and computational research methods were used

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4e7a079323de456daebc58771f5353c5
https://doi.org/10.33271/crpnmu/71.007

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Resource provision of Ukraine with critical raw materials in the context of global trends in the development of the electric vehicle industry

Autor: B Sobko, O Lozhnikov, M Hoichuk

Publikováno v: Collection of Research Papers of the National Mining University. 70:7-21

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::59a0b7f2334c1e89caf237ff1ce95f8a
https://doi.org/10.33271/crpnmu/70.007

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Determining the direction of the mining face direction during development of ravines pit surface

Autor: B Sobko, O Lozhnikov

Publikováno v: Collection of Research Papers of the National Mining University. 69:83-93

Purpose. Establish an effective direction of the mining front direction in the beams locations at the development of a placer mineral deposit. Research methodology. The analytical method of research was used at the development of a method for determi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bb484c516404cba9e9fb08db074375ba
https://doi.org/10.33271/crpnmu/69.083

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Determination the influence of haulage distance of raw materials on road dump trucks output

Autor: B Sobko, O Lozhnikov, O Tregub

Publikováno v: Collection of Research Papers of the National Mining University. 68:115-123

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::649a42ebfeca108f070754c1ed5fb3fd
https://doi.org/10.33271/crpnmu/68.115

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Planning of ore shotpileselective mining by the geoinformation technologies in the condition of the Ferrexpo Eristovo Mining

Autor: B Sobko, O Lozhnikov, G Barabitskaya

Publikováno v: Collection of Research Papers of the National Mining University. 64:18-29

Purpose. Develop method for predicting the displacement of ore contours in the shotpile after the explosion to planning the ore raw materials selective mining at the development of iron ore quarries. Research methodology. Actual surface measurements

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7d8f6de02a7f809798c020f55a5d23de
https://doi.org/10.33271/crpnmu/64.018

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Research of mining works development dynamics at the exploitation of flat deposits

Autor: G Korsunskyi, O Lozhnikov, O Konoplova

Publikováno v: Collection of Research Papers of the National Mining University. 66:26-37

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f7e4d1cfd2ea45c194e6852d375b6bc7
https://doi.org/10.33271/crpnmu/66.026

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ANALYSES OF OSCILLATION PHASE NOISE BASIC ON CALCULATIONS OF MAXIMUM EXITATON LEVEL DIFFERENT CRYSTAL CUTS

Autor: A. O. Lozhnikov, A. N. Lepetaev

Publikováno v: RADIO COMMUNICATION TECHNOLOGY. :66-73

This paper discuss the method of determining the lower limit of noise crystal oscillator and the calculation of the noise for some common types of quartz resonators. The calculations make choise of optimal constructions of crystal.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::36dcff8d4e2f01d0c392865581c2136e
https://doi.org/10.33286/2075-8693-2020-46-66-73

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