Науковий вісник НГУ

Solid State Physics, Mineral Processing

5

L.V.Muzyka, N.S.Pryadko, H.O.Strelnikov, A.F.Grinev.Mass flow control in a jet mill based on acoustic monitoring

5

O.L.Kyrychenko, V.V.Kulivar, O.V.Skobenko, O.V.Khalymendyk.A technique to measure sensitivity of explosives to the effect of laser pulse radiation

11

H.Azzouz Rached, S.Yahyaoui.Application of the tensile strength to rock blasting

16

Geotechnical and Mining ­Mechanical Engineering, Machine Building

22

I.S.Aftanaziv, L.I.Shevchuk, O.I.Strohan, A.M.Kuk, I.L.Samsin.Improving reliability of drill pipe by strengthening of thread connections of its elements

22

V.V.Bondarenko, D.I.Skurikhin, R.I.Vizniak, V.H.Ravlyuk, V.I.Skurikhin.Experimental study of the method and device for wheel-sets acoustic monitoring of railway cars in motion

30

B.V.Vynohradov, D.O.Fedin, V.V.Ved.Impact of flexibility of support on gear mesh dynamics

37

A.Yu.Dreus, A.A.Kozhevnykov, Baochang Liu, D.A.Sudakova.Approximate analytical model of rock thermal cyclical disintegration under convective cooling

42

R.Boukarm, A.Houam, M.Fredj, R.Boucif.Geotechnical risk assessment of rock slope stability using non-linear strength criterion

48

Electrical Complexes and Systems

55

V.A.Volkov.Energy-saving tachograms of acceleration (deceleration) of a frequency-regulated asynchronous engine

55

D.O.Kulagin, D.V.Fedosha, V.V.Nitsenko, S.Yu.Shevchenko, D.O.Danylchenko.Using a phase-differential busbar protection for switchgears of power system facilities

63

O.A.Plakhtii, V.P.Nerubatskyi, D.A.Hordiienko, V.R.Tsybulnyk.Analysis of the energy efficiency of a two-level voltage source inverter in the overmodulation mode

68

Power Supply Technologies

73

Yu.S.Bezverkhnia.A voltage loss preliminary estimation in ac busbars

73

Ye.M.Lutyi, I.V.Kuzio, V.V.Baryliak, O.M.Udovytskyі.Dynamics of the two-drum electromechanical drive of suspended timbertransporting cable system

79

Environmental Safety, Labour Protection

86

Yu.O.Abramov, O.Ye.Basmanov, V.I.Krivtsova, J.Salamov.Modeling of spilling and extinguishing of burning fuel on horizontal surface

86

V.V.Bachynckyi, N.R.Antoniuk.Technology of obtaining intumescent fire retardant mastics

91

А.O.Bondarenko, R.P.Naumenko.Comprehensive solution of recycling waste from stone processing industry

96

Economy and Management

102

O.Vasylchenko, O.Lotiuk, O.Kudriavtseva, Z.Kravtsova.Public control over the actions of government in the field of research and rational use of mineral resources

102

N.Y.Podolchak, L.M.Prokopyshyn-Rashkevych, V.Y.Karkovska.The influence of coaching on the development of manager’s leadership skills

107

Yu.Petrunia, V.Petrunia, V.Shvets.Business environment of the country: approaches to evaluation in the context of management processes

114

Yu.Pylypenko, H.Pylypenko, N.Lytvynenko, O.Tryfonova, E.Prushkivska.Pathway of the institutional development: practice of liberal transformation in Ukraine and Belarus

120

N.I.Chukhrai, O.Z.Sorochak, I.V.Bokhonko.Methodical approaches to distribution of resources of an energy supplying company to reduce operational losses

128

O.Yankovyi, Yu.Goncharov, V.Koval, T.Lositska.Optimization of the capital-labor ratio on the basis of production functions in the economic model of production

134

L.Soroka, O.Riabchenko, A.Zamryha, O.Korotun.State policy in the field of energy efficiency

141

Yu.V.Dubiei.Management of reproduction of current assets of machine-building enterprises of Ukraine

147