Justification of the algorithm for selecting the parameters of the elastic lining of the drums of mine hoisting machines [PDF]
E3S Web of Conferences, 2019 When calculating the stress-strain state of a cylindrical drum of a mine hoisting machine loaded with a metal rope, the stiffness parameters of the elastic lining and frontal surface are taken into account.
Zabolotnyi Kostiantyn +3 more
doaj +4 more sources
Development of the theory of laying a hoisting rope on the drum of a mining hoisting machine [PDF]
E3S Web of Conferences, 2019 For new designs of mine hoisting machines, the development of scientifically-based solutions to increase the rope capacity and reduce the size of the machines is relevant.
Zabolotnyi Kostiantyn +2 more
doaj +2 more sources
Development of a three-parameter model of the shoe brake contact interaction with the drum in mine hoisting machine [PDF]
E3S Web of Conferences, 2018 For safe operation of mine hoisting machines (MHM) in the mining industry, it is necessary to provide high constructive reliability of brake systems, in particular, brake systems based on the block brake.
Zabolotnyi Kostiantyn +2 more
doaj +2 more sources
Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, 2022 Purpose. A simplified calculation method development for strengthened split cylindrical drum structures of the mine hoisting machines of the TsR-6.756.2/1.95 type. Methodology. The drum structure for the mine hoisting machines is conventionally divided into several nodes.
K. S Zabolotnyi +2 more
exaly +2 more sources
Method of combating fatigue destruction of steel structures of mine hoisting machines
Metalurgija, 2020 The article presents the information of the identified defects of fatigue failure of steel structures of the brake mechanism of mine cable hoisting machines used to transport metallurgical coke from the mine to the surface.
A. D. Mekhtiyev +5 more
doaj +2 more sources
Strengthening elements to increase fatigue strength of mine hoisting machine steel structures
Metalurgija, 2022 The article deals with the issues of reliable operation of metal structures of mine hoisting machines. A method has been developed that makes it possible to increase the brake device steel beam structures strength, which will further prevent the ...
A. D. Mekhtiyev +5 more
doaj +3 more sources
The Technical and Economic Aspects of Using DC or AC Motors in the Drive of Hoisting Machines
EnergiesA hoisting machine is one of the main components of an underground mine process line. The drive systems currently used in these machines are based on direct current, synchronous, or induction (AC) motors. Power electronic converters are used to power and
Tomasz Siostrzonek +2 more
doaj +3 more sources
Methodology for determining the heat distribution in disc brakes of mine hoisting machines
Naukovyi Visnyk Natsionalnoho Hirnychoho UniversytetuPurpose. To study the course of heat phenomena in disc brakes using modern computing systems in order to determine and substantiate the operating parameters for the hoisting machine components. Methodology. The research uses software packages, with the help of which a computational-theoretical apparatus is developed for heat mode modeling processes ...
Kostiantyn Zabolotnyi, Olena Panchenko
exaly +2 more sources
Metalurgija, 2020 The article discusses the issues of fatigue fracture of steel structures and the method of increasing their strength through the use of reinforcing elements.
A. D. Mekhtiyev +5 more
doaj +2 more sources
Modeling of induction motor drive of a mine hoist on the basis of a doubly-fed electric machine [PDF]
E3S Web of Conferences, 2021 One of the options for the modernization of existing hoist electric drives with a wound-rotor induction motor is its starting according to the scheme of a doubly-fed machine. For this purpose, a frequency converter with an adjustable amplitude, frequency and phase shift of the voltage at its output is connected to the motor rotor. At the same time, the
Ostrovlyanchik Viktor +3 more
openaire +2 more sources