Journal of Kryvyi Rih National University

Application of computer vision for target detection in multi-level military reconnaissance systems: Literature review

Keywords: deep learning; computer vision; object detection; multisensory data fusion; real-time analysis; unmanned aerial vehicle

Denys Berkovskyi*, Alina Artomova

d.s.berkovskyi@khai.edu

https://doi.org/10.31721/2306-5451-2026-1-24-107-119

Influence of the orientation of elongated shaped charges on the design of an optimal borehole pattern for the Kryvyi Rih Basin

Keywords: shaped cavity; ferruginous quartzite fragmentation; dynamic modelling; borehole convergence; drilling and blasting operations

Dmytro Brovko, Volodymyr Kononenko, Vasyl Hvorost*, Kostiantyn Haponenko

khvorost.v.v@knu.edu.ua

https://doi.org/10.31721/2306-5451-2026-1-24-94-106

Improving the crack resistance of blast furnace skips

Keywords: welding; microstructure; wear; strength; residual stress; hardness

Ivan Kryvda*

kryvda.v@icloud.com

https://doi.org/10.31721/2306-5451-2026-1-24-86-93

Occupational health and safety in the age of automated engineering solutions in agriculture

Keywords: human-machine interaction; autonomous agricultural systems; industrial cybersecurity; precision farming technologies; risk transformation; robotics

Oleg Ivanov*, Nadiia Opara

oleg.ivanov@pdau.edu.ua

https://doi.org/10.31721/2306-5451-2026-1-24-73-85

Prerequisites for studying a two-phase model of steel reinforcement loading in deep excavations

Keywords: stress-strain state; heaving; geomechanical interaction; bifurcation model; bending moments

Oleksandr Skobenko*, Lyubomyr Kurop

skobenko.o.v@nmu.one

https://doi.org/10.31721/2306-5451-2026-1-24-63-72

Simplicial analysis of the water resource distribution system of an enrichment plant

Keywords: water supply; algebraic topology; graph theory; adjacency matrix; automation; recycled water; mineral processing

Yevhen Tymokhin*, Vadym Kharlamenko

eugene.t@knu.edu.ua

https://doi.org/10.31721/2306-5451-2026-1-24-54-62

Comparative analysis of machine learning models for retail demand forecasting considering promotional activity and seasonality

Keywords: predictive analytics; feature engineering; gradient boosting; time series; mean absolute error; root mean squared error; business analytics

Nataliya Boyko*, Arsen Dolichnyi

nataliya.i.boyko@gmail.com

https://doi.org/10.31721/2306-5451-2026-1-24-35-53

Research of the efficiency of the combined operation of dust collection and local ventilation systems during the operation of a heading machine

Keywords: dust formation; airflows; rock breaking; working conditions; fine dispersed dust

Yurii Cheberiachko*, Oleg Mukha, Iryna Lisovytska, Pavlo Saik, Oleksandr Bednyuk, Mykola Khudyk

cheberiachko.yu.i@nmu.one

https://doi.org/10.31721/2306-5451-2026-1-21-34

Study of the feasibility of classifying oversized lump material during conveyor transportation

Keywords: belt conveyor; material segregation; mechanical classification; rotating rod comb; particle free-flight trajectory; size classification; discharge assembly

Dmytro Popolov*, Oleksandr Uchytel, Serhii Shved, Ihor Zaselskiy, Serhii Henkulenko, Eduard Havrylov

popolov@duet.edu.ua

https://doi.org/10.31721/2306-5451-2026-1-24-08-20

Regenerative compressor machines: Overview of design parameters and factors affecting their efficiency (literature review)

Keywords: regenerative compressor; regenerative pump; regenerative hypothesis; numerical modelling; Ansys SFX; design optimisation

Volodymyr Sitalo*, Serhiy Vanyeyev, Stanislav Meleychuk, Oleh Chekh, Danylo Nikolaienko

v.sitalo@kttf.sumdu.edu.ua

https://doi.org/10.31721/2306-5451-2026-1-24-120-137

Occupational noise protection in workshops with operating equipment

Keywords: sound level; sound insulation; sound wave; sound-absorbing layer; mineral packing; sound-insulating panel

Oleksandr Laphyn*, Oleksandr Lapshyn, Mykola Khudyk

alexandr.lapshyn2017@knu.edu.ua

https://doi.org/10.31721/2306-5451-2025-2-23-10-18

Development and modelling of microgrid system architecture with redundancy from nuclear and traditional sources for critical infrastructure: Improving the reliability and security of energy supply

Keywords: microgrid; very small modular reactor; energy storage systems; intelligent power grid management; long-duration energy storage; power grid digital twin; power grid autonomy

Ievgen Alfimov*

iev_alfimov@ukr.net

https://doi.org/10.31721/2306-5451-2025-2-23-19-33

Application of artificial intelligence for optimal control of reactive power compensation in AC traction power supply systems

Keywords: deep learning; neural network; energy efficiency; phase balance; daily switching; voltage fluctuations

Maksym Shpilievyi*

shpilevoy.maxim@gmail.com

https://doi.org/10.31721/2306-5451-2025-2-23-34-45

Development of validation standards for deep learning models in the context of industrial modelling and optimisation of production lines for defect detection in industrial facilities

Keywords: automated quality control; latency constraints; domain shifts; online calibration; explainability; reproducibility; operational sustainability

Kanan Mikayilov*, Latafat Gardashova

kananmikayilov3@gmail.com

https://doi.org/10.31721/2306-5451-2025-2-23-46-58

Evaluation of the efficiency of maintenance and repairs to metallurgical equipment

Keywords: organisational structure; rating; expert assessments; technical readiness coefficient; engineering services; Delphi method

Volodymyr Biletskyi, Kostiantyn Taratuta*, Tetiana Kulik

taratutazp@gmail.com

https://doi.org/10.31721/2306-5451-2025-2-23-59-71

Mission planning and route optimisation for short-range maritime drones under operational constraints

Keywords: battery-constrained navigation; energy-aware logistics; unmanned vessel routing; simulation-based modelling; coastal delivery systems; propulsion energy analysis; autonomous transport planning

Oleksiy Melnyk*, Dementiy Burlachenko, Petro Nykytyuk, Oleksandr Kochetkov

m.onmu@ukr.net

https://doi.org/10.31721/2306-5451-2025-2-23-72-80

Experimental study of the deformability of a truss with parallel chords

Keywords: metal structures; welded structure; strength; deflection; load-bearing capacity; limit state; software package

Yaroslav Kovalchuk, Maksym Omelian*

mak_omelyan@ukr.net

https://doi.org/10.31721/2306-5451-2025-2-23-81-88

Information and analytical support for the management of threat risks during combat operations

Keywords: physical destruction; predictive modelling; situational awareness; infrastructure resilience; cyberattacks; psychological impact; humanitarian analytics

Andrii Kovtun*, Olena Zemlyanska, Natalya Prakhovnik, Oksana Ilchuk

andriikovtun1980@outlook.com

https://doi.org/10.31721/2306-5451-2025-2-23-89-103

Neural networks for equipment failure prediction based on unstructured production data

Keywords: current sensors; event logs; technical reports; cross-channel attention; data preparation pipeline; timestamp matching; semantic text parsing

Mykola Demchyna*

mykola.demchyna@ukd.edu.ua

https://doi.org/10.31721/2306-5451-2025-2-23-104-114

Improving technical and economic solutions for the reconstruction of enterprises in the construction industry

Keywords: energy efficiency; alternative fuels; energy management; life cycle; decarbonisation

Oleksandr Pidodnia*

o.g.pidodnia@ust.edu.ua

https://doi.org/10.31721/2306-5451-2025-2-23-115-128

Intensification of heat exchange in gas flues of solid fuel hot water boilers of low power

Keywords: energy efficiency; furnace; modernisation; screens; pipe bundles; heat transfer

Alyona Yalova, Nataliia Bondar*

Nbndar2013@gmail.com

https://doi.org/10.31721/2306-5451-2025-2-23-129-136

Prospects of applying switched reluctance drives with outer rotor in unmanned aerial vehicles

Keywords: electric-powered drones; operational characteristics; reluctance motors; alternative to permanent magnet motors

Valerii Tytiuk, Volodymyr Vlasenko*

vlasenko@knu.edu.ua

https://doi.org/10.31721/2306-5451-2025-2-23-137-143

Improving energy efficiency of industrial heating systems through the use of heat pumps

Keywords: temperature head; backup source; coefficient of performance; cooling circuits; compressor units; refrigeration units

Maksym Tkachenko*

maxtkachenko11@outlook.com

https://doi.org/10.31721/2306-5451-2025-2-23-144-161

Optimisation of air exchange and heat transfer using coaxial air ducts

Keywords: ventilation; industrial premises; heat conservation; aerodynamic characteristics; energy-saving technologies; air balance

Oleksandr Lapshyn, Hanna Yaroshenko*

yaroshenkoanna572@gmail.com

https://doi.org/10.31721/2306-5451-2025-1-23-10-20

Creating a web-oriented human-machine interface for a SCARA robot physical model based on industrial Internet of Things technologies

Keywords: automation; industry 4.0; internet of things; MQTT; OPC UA; PLC; web-based SCADA

Serhii Ruban*, Vadym Kharlamenko, Danylo Leonov, Vitalii Lazariev

serhii.ruban@knu.edu.ua

https://doi.org/10.31721/2306-5451-2025-1-23-21-31

Efficiency of thermal energy consumption at industrial enterprises of Ukraine in conditions of environmental restrictions

Keywords: heat efficiency; metallurgical production; carbon; pipeline networks; cooling circuits; recuperation

Vitalii Horskyi*

witalij.3d@gmail.com

https://doi.org/10.31721/2306-5451-2025-1-23-32-43

Modelling and analysis of energy consumption on production lines

Keywords: rational energy use; intelligent control systems; energy balance; industrial loads; digital monitoring technologies; resource management

Lyudmyla Mikhailova*

mihajlovaimesg@gmail.com

https://doi.org/10.31721/2306-5451-2025-1-23-44-55

Application of wavelet transformations on microcontrollers for monitoring and optimising energy systems in industrial conditions

Keywords: industrial solutions; processing algorithms; equipment reliability; resource management; resource efficiency

Yuriy Onykiienko, Maksym Mazin*

mmy210928-ames25@lll.kpi.ua

https://doi.org/10.31721/2306-5451-2025-1-23-56-67

Liquefied natural gas as a strategic vector for ship energy modernisation

Keywords: environmental standards; dual fuel engines; cryogenic systems; operating costs; emission control zones

Oleksandr Verzun*

oleksandr.verzun.98@gmail.com

https://doi.org/10.31721/2306-5451-2025-1-23-68-79

Integration of enterprises electricity material costs into the structure of its consumption efficiency indicators

Keywords: energy efficiency; control; power supply systems; electric power engineering; linear programming; optimisation; price of electricity

Ihor Sinchuk, Tetyana Beridze, Oleksii Mykhaylenko*, Oleksandr Yalovyi, Kostiantyn Shepeliev

mykhailenko@knu.edu.ua

https://doi.org/10.31721/2306-5451-2025-1-23-80-91

Industrial adsorption methods for reduction of sulphur content in hydrocarbon streams

Keywords: zeolites; organometallic scaffolds; catalytic desulphurisation; oil refineries; activated carbons

Fazil Rahimli*, Nigar Mamedova

rahimlifazil4@gmail.com

https://doi.org/10.31721/2306-5451-2025-1-23-92-103

Comprehensive methodology for creating enhanced datasets for modelling the process of magnetic separation of iron ore

Keywords: nonlinear modelling of enrichment; separation control; machine learning in enrichment; automation of enrichment processes; simulation of technological parameters

Oleksandr Volovetskyi*

ovolovetskyi@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-2-22-10-27

Overview of promising research in the field of solid waste recycling for further use as solid fuel materials

Keywords: energetic resources; waste sorting; global warming; industrial processing

Yevheniia Savchuk*

savchuk@onmu.org.ua

https://doi.org/10.31721/2306-5451-2024-2-22-28-36

Assessment of the quality of the microclimate in the EKG-12K excavator cab

Keywords: cabin airflow dynamics; thermal comfort optimisation; dust particle suspension; computational fluid dynamics simulation; ventilation system efficiency; temperature gradient analysis; condensation risk assessment

Serhiy Sakhno*, Lyudmila Yanova, Оlena Pyshchykova, Volodymyr Kozariz

sakhno.serhiy@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-2-22-37-47

Optimisation of process parameters for improved desulphurisation in propane-propylene processing

Keywords: temperature; pressure; adsorbent; aluminium oxide; energy costs

Fazil Rahimli*, Nigar Mamedova

rahimlifazil4@gmail.com

https://doi.org/10.31721/2306-5451-2024-2-22-48-59

Optimisation of air exchange in thermally modernised buildings by means of natural ventilation

Keywords: passive ventilation; wind catcher; microclimate; energy efficiency

Valery Savin*, Pavlo Kirichenko

savinvv@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-2-22-60-67

Solar panels’ energy efficiency optimisation using mathematical methods with computerisation of calculations

Keywords: solar energy; automation of calculations; profitability; ecology; search for the optimum; solar panel inclination angle

Daria Kravtsova*, Uliana Ziuhan, Artem Fraimovych

dariya@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-2-22-68-72

Analysis of the relationship of forces acting on the material in the centrifugal air separator

Keywords: mineral beneficiation; centrifugal force; gravity force; airflow resistance force; balance of forces

Andrii Khrutskiy*, Maksym Franuzo

akhrutskiy@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-2-22-73-78

Study of environmentally safe open-pit and underground mining with mining waste disposal in the worked-out space of underground mines and open pits

Keywords: ore; open-pit and underground mining; analytical studies; stresses; strains; waste disposal; ecology

M. Stupnik*, V. Kalinichenko, O. Kalinichenko, О. Shepel, І. Kushneriov, M. Fedko, V. Pilchyk

stupnik@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-3-9

The logic of choosing individual learning trajectories for higher education applicants majoring in Applied Mechanics due to the regularity of the development of professional environments

Keywords: learning trajectories; professional environment; professional competencies; higher education applicants; "Applied Mechanics" specialty; mechanical engineering

M. Kiianovskyi*, V. Pikilnyak, V. Nechaev, N. Kiyanovska

kyanovskiy.mv@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-9-15

Features of the use of classical methods of higher mathematics in modeling economic processes

Keywords: economic and mathematical modeling; mathematical methods; optimization; production process; realization of ideas

T. Kovalchuk, V. Kovalchuk*

kovalchuk@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-15-22

Investigation of a microcontroller-based control unit at a beneficiation plant employing the fine screening technology

Keywords: microcontroller; investigation; information; automation; control systems; fine screening

V. Morkun*, S. Hryshchenko, Ya. Hryshchenko, V. Nizhegorodtsev, D. Tananaiev

morkunv@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-22-30

Variability of the preventive choice of traction electric motors in the structures of modern energy-efficient electric drives of mine electromotives

Keywords: electric motor; electromotive; electromechanical system; mine; underground mine

О. Sinchuk*, M. Omelchuk

sinchuk@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-30-36

Study of patterns of changes in productivity of diesel-trolley cars in iron ore pits of Kryvyi Rih basin

Keywords: open pit; transport; truck; diesel-trolley car; productivity; road operating conditions; mineral mining

Yu. Monastyrskyi*, I. Maksymenko

monastyrskyi@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-36-40

Use of high-performance explosives in underground mining

Keywords: underground mining; explosive; quality; stability; overcompacted layer

S. Pysmennyi, M. Fedko*

prrkk@ukr.net

https://doi.org/10.31721/2306-5451-2024-1-58-40-46

Applying artificial intelligence tools for time series analysis

Keywords: time series; artificial intelligence methods; neural networks; forecasting

N. Shapovalova*, І. Dotsenko, A. Trachuk, I. Skrynnikov

shapovalova@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-46-52

Components of landscape design in the structure of business centers

Keywords: architecture; landscape design; business center; landscaping; interior of premises

R. Timchenko*, D. Krishko, Ye, Syutkin

timchenko@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-52-58

Identification and classification of the causes of electrical injuries in the iron ore industry

Keywords: electrotraumatism; iron ore production; system method; electrotechnical complexes; Poisson flow

A. Pyrozhenko*, І. Kasatkina, V. Fedotov, V. Vlasyuk, P. Polishchuk

pyrozhenko_av@duet.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-58-64

Study of changes in the calorimetric indicators of the water medium during ultrasonic treatment with determination of wave parameters

Keywords: calorimetry; ultrasound; frequency; amplitude; intensity; power; temperature; water

M. Kondratenko, C. Saveliev*, G. Gubin

saveliev_sg@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-64-70

Financial management: Peculiarities of using the categories "capital", "human capital" and "human asset"

Keywords: enterprise capital; human capital of the enterprise; human asset of the enterprise; management; finance

А. Turilo*, S. Svyatenko, A. Ksenofontova

turilo_aa@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-70-74

Assessment and monitoring of mining and geometric indicators of the deposi

Keywords: geometrization of the deposit; mining-geometric modeling; geostatistical methods; heuristic methods; reserve estimation

А. Peremetchyk*, S. Fedorenko, Т. Podoynitsina

peremetchyk@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-74-83

Efficient use of ground heat exchangers in energy-saving ventilation

Keywords: soil heat exchanger; ventilation system; energy saving; energy consumption

Valery Savin*, Pavlo Kirichenko

savinvv@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-83-89

Strategic management of the enterprise: Essence and features

Keywords: strategy; management; enterprise; essence; features

А. Turilo*, R. Korolenko, A. Nepsha

turilo_aa@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-89-94

Justification of the service life of BelAZ-75131 pit trucks based on the conditions of their operation

Keywords: inter-repair cycle; overhaul; repair standards; repair costs; statistical methods of control and management

О. Maksymova*, S. Maksymov, A. Vesnin

maksymova@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-94-104

Monitoring of regional land use: Environmental aspects

Keywords: land use; monitoring; geospatial maps; integral indicator; ecological aspects; models

K. Mamonov*, R. Vyatkin, E. Shterndok, T. Nalyvayko

Kostyantin.Mamonov@kname.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-104-109

Analysis of designs of air separators for finely dispersed materials

Keywords: air separators; air separators classification; centrifugal air separators; gravity air separators; cascade air separators; fluidized bed air separators; inertial air separators

Andrii Khrutskiy*, Maksym Franuzo

akhrutskiy@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-109-116

Development of an algorithm for optimizing electrical energy consumption levels at mining and beneficiation plant substations using intelligent systems

Keywords: mining and beneficiation plants; power networks; power quality; energy efficiency; synchronous motors; algorithm; fuzzy logic

Yu. Sherstniov, Yu. Osadchuk*

osadchuk@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-116-124

Optimization of ventilation systems in titanium-zirconium ore beneficiation plants: a comprehensive study of temperature-dependent work

Keywords: ventilation; air; seasons; dust; temperature; humidity; speed; climatic fluctuations; efficiency

Oleksandr Lapshyn*, Hanna Yaroshenko

alexandr.lapshyn2017@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-124-130

Comprehensive study of the harmful effects of complex mining and geological conditions on the safety of construction, mining and existing civil and industrial facilities

Keywords: mining and geological conditions; construction safety; stability increase; mining; impact on existing facilities; seismic isolation; risks

Oleksandr Lapshyn*, V. Yaroshenko

alexandr.lapshyn2017@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-130-137

Modeling of the thick sheet hot rolling process

Keywords: hot rolling; thick sheet; modeling; rolling forces; deformation zone; DEFORM 3D software; finite element method; reduction patterns

V. Chubenko*, L. Saitharieiev, T. Yarosh, V. Plotnikov, A. Khinotska

chubenko@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-137-142

Classification of methods for detecting voids in the rock massif

Keywords: geophysical condition; detection of voids in rock massif; classification of methods

V. Sydorenko*, А. Romanenko

v.sydorenko@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-142-148

Assessment of remaining resource of the metal cranerunway beam at the stage of fatigue crack growth

Keywords: fatigue crack; crane runway beam; remaining resource; growth period

О. Yeremenko*, S. Volkov, O. Demchenko, S. Demchenko

kolobok188@gmail.com

https://doi.org/10.31721/2306-5451-2024-1-58-148-153

Choice of a rational dynamic scheme of a vibrating device for preliminary strengthening of green pellets

Keywords: technological process of pelletizing iron ore raw materials; insufficient strength of green pellets; surface strengthening of pellets; vibrating devices for processing green pellets; substantiation of a rational dynamic scheme of a vibration strengthening installation.

Yu. Gorbachov, Andrii Khrutskiy*, О. Krivenko, O. Lifentsov

akhrutskiy@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-153-157

Search for ways to reduce losses and dilution of blasted rock mass

Keywords: operational control; logging; zenith angle; Euler angles; initial settings; input data; electronic inclinometer; azimuth angle

A. Azaryan*, О. Shvydkyi

azarian@knu.edu.ua

https://doi.org/10.31721/2306-5451-2024-1-58-157-162

Main aspects of forming the adaptive potential of enterprises and organizations in conditions of uncertainty

Keywords: adaptation potential; factors; adaptation; enterprise; organization; management; uncertainty

A. Shakhno*, A. Mamedova

alyonashakhno@gmail.com

https://doi.org/10.31721/2306-5451-2024-1-58-162-167

Multiple physical modelling of influence of an ore drawing on the intensedeformed condition of a rock massif

Keywords: ore; technology; release; pressure; mode; experiment; research

M. Stupnik, V. Kalinichenko, О. Shepel

https://doi.org/10.31721/2306-5451-2023-1-57-3-8

Etiology of monitoring effects in the paradigm of evaluating the development strategy of an iron ore enterprise

Keywords: management; strategy; system; model; indicator; monitoring

О. Sinchuk, Tetyana Beridze, І. Kasatkina, I. Peresunko

https://doi.org/10.31721/2306-5451-2023-1-57-8-11

The seismic impact in the assessment of seismic resistance of buildings and structures

Keywords: seismic load; seismic impact levels; high-rise buildings; earthquakes

R. Timchenko, D. Krishko, V. Savenko, D. Aryshaka

https://doi.org/10.31721/2306-5451-2023-1-57-11-17

Analysis of using the virtual learning environment of university

Keywords: information and communication technologies; integration; virtual learning; distance learning; environment; teacher; platform; higher education institution

O. Ilchenko, A. Serbina

https://doi.org/10.31721/2306-5451-2023-1-57-17-22

Results of ecological monitoring in Kryvbas for mapping the state of the urban environment

Keywords: mapping; digital model; environmental monitoring; analysis; environmental information; mining region; Kryvbas; environmental hazard; mining complex

О. Kulikovska, О. Kovalyshyn, R. Stupen, І. Riy

https://doi.org/10.31721/2306-5451-2023-1-57-22-31

On the possibility of increasing the energy efficiency of the ore-thermal furnace by choosing the appropriate diameter of the breakdown of the electrodes

Keywords: ore-thermal furnace; electrode breakdown diameter; energy efficiency; electric energy; complex mathematical model; component-quantitative composition of the charge

V. Mishchenko

https://doi.org/10.31721/2306-5451-2023-1-57-31-37

Stress-strain state of slabpile foundation

Keywords: slab-pile foundation; bearing capacity; settlement; soil base; stress-strain state

R. Timchenko, D. Krishko, V. Savenko, O. Belkov, A. Garkusha, А. Kokovich

https://doi.org/10.31721/2306-5451-2023-1-57-37-43

Approach to improving the quality indicators of electricity of iron ore enterprises

Keywords: power supply system; power quality indicators; power supply; renewable energy sources; power quality

Ihor Sinchuk, M. Kotyakova

https://doi.org/10.31721/2306-5451-2023-1-57-43-52

Determination of appropriate energy storage devices in the power grids of industrial enterprises

Keywords: energy storage; renewable energy sources; fuel cell; hydrogen energy; supercapacitor; electric energy

О. Shram, Yu. Kachan

https://doi.org/10.31721/2306-5451-2023-1-57-52-59

Optimization of the gravity enrichment regimes for coals

Keywords: coal; fractional analysis; enrichment curves; gravity enrichment; separation mode; concentrate yield

А. Samoilov, A. Redka

https://doi.org/10.31721/2306-5451-2023-1-57-59-64

The algorithm for analyzing the results of a student survey to ensure the quality of high education

Keywords: algorithm; expert assessments; questionnaire; criteria; alternatives

I. Vdovychenko

https://doi.org/10.31721/2306-5451-2023-1-57-64-70

Features of particle coagulation and adsorption of reagents on the surface of the froth flotation product

Keywords: froth product; coagulation; adsorption; magnetic field; magnetic separation; flotation

T. Oliіnyk, M. Vilhelm

https://doi.org/10.31721/2306-5451-2023-1-57-70-77

Technology of storage of ore-free rocks in the produced space of a decommissioned quarry

Keywords: produced space; stockpiling; ore-free rocks; technological and operational parameters of the dragline; prism of possible collapse; technological well charges; explosion on reset

A. Pyzhyk, M. Pyzhyk, I. Pashkova, S. Pyzhyk

https://doi.org/10.31721/2306-5451-2023-1-57-77-80

Fine screening as a way to solution engineering issues in the production of high-quality iron ore concentrates

Keywords: fine screening; screening surfaces; separation efficiency; optimization of technological processes; mining and processing plants

T. Oliіnyk, V. Nevzorov

https://doi.org/10.31721/2306-5451-2023-1-57-80-88

Development of a recommendation for the creation of a questionnaire for determining the stress resistance of employees of industrial enterprises at jobs with harmful working conditions

Keywords: stress resistance of employees; harmful working conditions; stress assessment; psychological tests; physiological measurements; occupational safety; working environment; employee health

Оlena Pyshchykova, А. Nastych

https://doi.org/10.31721/2306-5451-2023-1-57-88-94

Features of land use: Monitoring aspects

Keywords: land use; integral assessment method; mathematical modeling; land use monitoring; regional level; united territorial communities

K. Mamonov, O. Dobrokhodova, O. Kanivets

https://doi.org/10.31721/2306-5451-2023-1-57-94-99

Innovation: Essence and characteristic features

Keywords: innovation; goal; subject; object; innovation activity; innovation process

А. Turilo, R. Korolenko

https://doi.org/10.31721/2306-5451-2023-1-57-99-103

Increasing the accuracy of the normalization of specific energy consumption in a coal mine

Keywords: energy efficiency control; normalization; energy intensity; energy saving; forecast accuracy; retrospective forecast

N. Dreshpak

https://doi.org/10.31721/2306-5451-2023-1-57-103-110

Ensuring the effective reduction of atmospheric air pollution by road dust emissions in the vicinity of iron ore quarries in Kryvbas

Keywords: road dust; dust suppression; pollution; dedusting measures; water consumption for dust control

S. Zhukov, G. Eremenko, О. Kostianskyi, G. Kostianskya

https://doi.org/10.31721/2306-5451-2023-1-57-110-116

Features of impulse explosive loading of a rock mass destroyed by groups of distributed charges

Keywords: rock; blasting; explosive destruction; rock massif; borehole charges

D. Malykh, G. Eremenko, D. Titov

https://doi.org/10.31721/2306-5451-2023-1-57-116-121

Study of the criteria for assessment of the quality indicators of electricity supply of industrial enterprises

Keywords: power supply system; reconfiguration of power supply systems; power supply; power supply reliability; power quality

Tetyana Beridze, І. Kasatkina, S. Boiko

https://doi.org/10.31721/2306-5451-2023-1-57-121-127

Influence of technological parameters of compensation chambers on its stability and quality of extracted ore

Keywords: iron ore; underground mining; compensation chambers; stress-strain state; stability; quality

M. Stupnik, M. Fedko, M. Hryshchenko, O. Kalinichenko, V. Kalinichenko, S. Pysmennyi

https://doi.org/10.31721/2306-5451-2023-1-56-3-8

Development of software for complete calculation of reserves by the method of vertical sections in ore deposits using volume interpolation

Keywords: B-spline; NURBS-surface; full stock count; interpolation; OpenGL

О. Zelensky, V. Lysenko

https://doi.org/10.31721/2306-5451-2023-1-56-8-15

The analysis of working environment in operation of 3d printers for fused deposition modelling

Keywords: 3D printing; fused deposition modelling; ABS plastic; PLA plastic; occupational safety; working environment; hazardous and harmful production factors; harmful chemical

I. Yarova, N. Tsyvinda, Yu. Yarovyi, О. Bondar

https://doi.org/10.31721/2306-5451-2023-1-56-15-21

Application of the dynamic programming method when performing the qualification work for the master of economic sciences

Keywords: economics; master; qualification work; economic-mathematical modeling; dynamic programming; efficiency

V. Kovalchuk, T. Kovalchuk

https://doi.org/10.31721/2306-5451-2023-1-56-21-27

Optimization of the operation mode of deep pit vehicles

Keywords: quarry dump truck; longitudinal profile; operating conditions

V. Pakhomov, І. Hirin

https://doi.org/10.31721/2306-5451-2023-1-56-27-34

Use the power of Arduino simulators to improve the effectiveness of IoT educating

Keywords: Arduino simulators; IoT education; virtual platforms; pedagogical strategies; distance learning; blended learning

D. Shvets, N. Karabut

https://doi.org/10.31721/2306-5451-2023-1-56-34-37

Study of reduction patternsimpact on energy consumption during cold rolling of thin sheets

Keywords: modeling; deformation zone; mill roll; thin sheet; cold rolling; energy consumption; software

V. Chubenko, N. Saitgareev, T. Yarosh, A. Khinotska

https://doi.org/10.31721/2306-5451-2023-1-56-37-42

Coke quality management for its stabilization metallurgical properties

Keywords: technological properties of coal batch; coking technology; coke; granulometric composition; indices of resistance of coke abrasion and crushability; drum-stabilizer

K. Shmeltser, M. Кormer, D. Kassim, I. Lyakhova

https://doi.org/10.31721/2306-5451-2023-1-56-42-47

Segregation of particles during gravity separation of mineral aggregates in an aqueous environment

Keywords: segregation; stratification; gravity separation; separation; coarseness; density; flow; spiral separator

T. Oliіnyk, D. Rumnytskyi, L. Skliar

https://doi.org/10.31721/2306-5451-2023-1-56-47-54

Methods of ultrasonic wave generation in the practice of non-destructive measurements

Keywords: ultrasound; measurement; electromagnetic acoustic transducer; ore; analysis

V. Morkun, N. Morkun, A. Gaponenko, Ye. Bobrov

https://doi.org/10.31721/2306-5451-2023-1-56-54-62

Financial result: The essence and assessment of its innovative component for enterprises of the iron ore industry of Kryvyi Rih in terms of the financial activity content

Keywords: financial result of an enterprise; innovation and quality component; financial activity; evaluation; innovation; cost of capital

А. Turilo, R. Korolenko, S. Svyatenko

https://doi.org/10.31721/2306-5451-2023-1-56-62-67

Assessment of the effectiveness of production control at mining enterprises

Keywords: industrial injuries; analysis; control; occupational safety; risk; violation; control

N. Shvaher, O. Nesterenko, Yu. Perchun, N. Bahashova

https://doi.org/10.31721/2306-5451-2023-1-56-67-73

Modelling of mining production processes with the use of acoustic emission characteristics of energy-intensive contact interaction

Keywords: contact interaction; well drilling; energy characteristics; acoustic emission; cepstral

V. Morkun, N. Morkun, A. Gaponenko, Ye. Bobrov

https://doi.org/10.31721/2306-5451-2023-1-56-78-86

Features of road accident risk assessment in vehicle transportation

Keywords: driver; safety; professional risk; DEMATEL method

Оlena Pyshchykova, V. Tsopa, S. Cheberyachko, O. Deryugin

https://doi.org/10.31721/2306-5451-2023-1-56-86-95

Improving labor safety during the maintenance of the ore unloading site and the repair of cone crushers in the quarry

Keywords: safety; site; cone crusher; receiving bunker; air pollution

Oleksandr Lapshyn, S. Kovalenko

https://doi.org/10.31721/2306-5451-2023-1-56-99-104

Recuperators as a way to improve the efficiency of systems mechanical ventilation systems in terms of energy saving in buildings

Keywords: ventilation; recuperator; heat; heat exchanger; energy saving; energy efficiency

Valery Savin, Pavlo Kirichenko

https://doi.org/10.31721/2306-5451-2023-1-56-104-109

Study of properties of rational modifications of slag concretes for single-layer non-roll roof structures with a warm attic

Keywords: non-roll roof structures above a warm attic; slag-pumice concrete; slag concrete; ground granulated slag; mining waste

N. Astakhova, V. Astakhov

https://doi.org/10.31721/2306-5451-2023-1-56-122-126

Prospects and factors of the use of unmanned robotic vehicles in open-pit mining in Ukraine

Keywords: rock; open-pit mining; robotic vehicles; open-cast transport

P. Bilenko, G. Eremenko, S. Zhukov, V. Peregudov

https://doi.org/10.31721/2306-5451-2023-1-56-126-133

Improving energy efficiency of asynchronous motors in Ukraine: state, possibilities, and prospects

Keywords: asynchronous motor; energy efficiency classes; modernization; life cycle; secondary market; torque sensors

S. Tolmachev, O. Ilchenko

https://doi.org/10.31721/2306-5451-2023-1-56-133-139

Conducting research on determining the physical and mechanical properties of rock formations through seismic signals and identifying micro-damage in the Gleyuvatsky open pit mining

Keywords: sound measurement; quarry; seismics; phenomena; microseisms; seismograph; rock formations

А. Romanenko, V. Sydorenko

https://doi.org/10.31721/2306-5451-2023-1-56-139-143

The state and problems of business development in the context of innovation activities

Keywords: business; enterprise; development; management; innovations; investment; entrepreneurship; state

A. Shakhno

https://doi.org/10.31721/2306-5451-2023-1-56-143-152

Ways to reduce the number of machine downtimes

Keywords: idle equipment; maintenance and repair system; resource potential; trouble-free operation

M. Kiianovskyi, О. Bondar, А. Ryazancev, А. Chumak

https://doi.org/10.31721/2306-5451-2023-1-56-152-158

Adaptive control system with reference model of the boiler unit

Keywords: control system; adaptive system; self-adjusting system; reference model; boiler unit; adaptive regulator; automatic control system

L. Yefimenko, M. Tykhanskyi, А. Tykhanska

https://doi.org/10.31721/2306-5451-2023-1-56-158-162

Dewatering of iron ore concentrates and modern drying processes

Keywords: dewatering; drying; humidity; filtration; filters; thermal drying

V. Garber, V. Golovan, L. Skliar

https://doi.org/10.31721/2306-5451-2023-1-56-162-169

Aspects of reconfiguration of electrical supply systems when implementing distributed generation sources in the terms of distribution networks of enterprises

Keywords: power supply system; distributed generation; distribution networks; hydrogen energy; fuel cells; renewable energy sources

S. Boiko, І. Kasatkina, О. Danilin

https://doi.org/10.31721/2306-5451-2023-1-56-169-174

Interaction of foundation structures and unevenly deformed foundation

Keywords: uneven deformations of foundations; soils; foundations; impact

R. Timchenko, D. Krishko, T. Marinova, V. Ganzhenko

https://doi.org/10.31721/2306-5451-2023-1-56-174-180

Use of UAVs and GPS in surveying

Keywords: surveying; UAVs and GPS; program software; 3D models

L. Dolgikh, О. Kremer

https://doi.org/10.31721/2306-5451-2023-1-56-180-184

Method for assessing the condition of multilayer enclosing structures

Keywords: multilayer building envelope; vapor permeability; moisture condition of exterior walls; relative humidity

R. Timchenko, D. Krishko, Т. Slynko, S. Glukhanko, O. Berezka, R. Borak

https://doi.org/10.31721/2306-5451-2023-1-56-184-191

Analysis of methods for estimating the parameters of the ultrasonic wave backscattering process

Keywords: ultrasound; backscattering; measurement; methods; evaluation

V. Morkun, N. Morkun, A. Gaponenko, Ye. Bobrov

https://doi.org/10.31721/2306-5451-2022-1-55-3-10

Aircraft aviation part "Swirler" manufacturing from the heat-resistant nickel alloy Inconel 718 using additive manufacturing

Keywords: heat-resistant alloys; aviation parts; additive manufacturing; 3D–printing; selective laser sintering technology; Inconel 718; 3D–model

О. Vodennikova, M. Koval, S. Vodennikov

https://doi.org/10.31721/2306-5451-2022-1-55-10-15

Improvement of automated contouring of ore grades along the horizons of ore quarries

Keywords: B-spline; NURBS-surface; contouring of ore bodies; isolines; OpenGL

О. Zelensky, V. Lysenko

https://doi.org/10.31721/2306-5451-2022-1-55-15-24

Digitalization of lawyer's activities: analytical and legal system "ZakonOnline"

Keywords: information system; law; search; technology; legal activity; principles; information

V. Nizhegorodtsev, L. Petrenko, S. Hryshchenko

https://doi.org/10.31721/2306-5451-2022-1-55-24-30

Efficiency and profitability in bank management

Keywords: effect; efficiency; income; profitability; index; bank management

А. Turilo, R. Korolenko

https://doi.org/10.31721/2306-5451-2022-1-55-30-34

Analysis of study methods for safe implementating underground works in "Krivbaszalizrudkom"

Keywords: production traumatism; analysis; studies of personnel; safety of labor; kinematics of motion; biomechanics; contro

N. Shvaher, O. Nesterenko, I. Seredenko

https://doi.org/10.31721/2306-5451-2022-1-55-34-39

Enhancement of the voltage supply quality of substations at mining and processing plants

Keywords: mining and processing plants; power network; quality of power network parameters; energy efficiency

Yu. Osadchuk, О. Savytskyi, A. Kupin, Yu. Sherstniov

https://doi.org/10.31721/2306-5451-2022-1-55-39-45

Financial and economic activity of an enterprise in terms of management, evaluation and terminology

Keywords: financial activity; management; assessment; category; financial and economic management; justification

А. Turilo

https://doi.org/10.31721/2306-5451-2022-1-55-45-49

Analysis of measures for the modernization of the sintering department of agglomeration factory PJSC Kamet-Steel

Keywords: agglomerate; sintering machine; sintering factory; ecological modernization; sintering department; agglomerate sintering technology

О. Vodennikova, S. Vodennikov, Ya. Bondarenko

https://doi.org/10.31721/2306-5451-2022-1-55-49-58

Research and effectiveness of energy-saving technologies in mining vehicles

Keywords: fuel efficiency; operational efficiency; career dump truck

V. Pakhomov, І. Hirin, V. Malka

https://doi.org/10.31721/2306-5451-2022-1-55-58-64

Results of innovations introduction in Internet insurance of Ukraine

Keywords: internet; insurance; insurance company; insurance services; insurance services market; electronic policy

O. Bradul, M. Yunatsky, A. Ignatova

https://doi.org/10.31721/2306-5451-2022-1-55-64-70

Methods of creating virtual laboratory stands for the industrial machinery engineering specialists training

Keywords: laboratory work; virtual laboratory stand; efficiency of educational process; virtual simulator; independent learning; distance learning

Andrii Khrutskiy, Yu. Gorbachov, А. Gromadskiy, V. Gromadskiy, O. Lifentsov

https://doi.org/10.31721/2306-5451-2022-1-55-70-76

Research and development of technologies and technical means for using natural phenomenon bishofit of ecology and industry

Keywords: solution of natural bischofite; explosive works; freezing of rock mass; slipperiness of quarry highways; transportation of rock mass; dust release; tailings storage facility; ecology

А. Gurin, V. Shapovalov

https://doi.org/10.31721/2306-5451-2022-1-55-76-82

Selection of mathematical models for identification and localization of defects in operational objects

Keywords: technical diagnostics; determination of technical condition; identification of defects; real-time mode; industrial equipment; mathematical model

M. Kiianovskyi, N. Kiyanovska

https://doi.org/10.31721/2306-5451-2022-1-55-82-88

Relevance and characteristic features of the category "financial and economic management of enterprise"

Keywords: financial management; management; financial and economic activity; concept; indicators; terminology

А. Turilo, R. Korolenko

https://doi.org/10.31721/2306-5451-2022-1-55-88-93

Expanding the possibilities of researching the dynamics of cyber-physical systems with pwm control on the base of the pneumatic automatics stand of the FESTO company

Keywords: pneumatic automation laboratory stand; PWM - regulation; dynamics of cyber-physical systems; PLC S7-1200

О. Savytskyi, Serhii Ruban, K. Horbach

https://doi.org/10.31721/2306-5451-2022-1-55-93-98

Synthesis and modeling of automatic control system of shredded aggregate based on fuzzy logic

Keywords: automation; classifier; ball mill; modeling; fuzzy logic; grinding

I. Marynych, O. Serdyuk

https://doi.org/10.31721/2306-5451-2022-1-55-98-105

Research of physical and technical properties of slag pumice concrete and slag concrete for single-layer tar-gravel roofing and a warm attic

Keywords: ground granulated slag; slag and pumice concrete; single-layer roof structures with a tar-gravel roofing over a warm attic

N. Astakhova, V. Astakhov

https://doi.org/10.31721/2306-5451-2022-1-55-105-110

Financial, economic, innovation and investment potential in the aspect of enterprise development strategy

Keywords: financial and economic potential; innovation and investment potential; financial potential; innovation potential; investment potential; enterprise potential

А. Turilo, R. Korolenko, S. Korolenko

https://doi.org/10.31721/2306-5451-2022-1-55-110-114

Evaluation of the use of the technical system "rotary mixer-conveyor" in the conditions of pjsc "TsGZK" in the site of metallurgical sheet

Keywords: mixer; material; lump; working body, pellet; mixer; system; conveyor

V. Zaselskiy, Ihor Zaselskiy, M. Shepelenko, O. Kytach, O. Baranova

https://doi.org/10.31721/2306-5451-2022-1-55-114-118

Improving the energy efficiency of enclosing structures

Keywords: enclosing structures; energy-efficient structural solutions; modernization of buildings; insulation; protective structure

R. Timchenko, D. Krishko, V. Savenko, R. Siianko

https://doi.org/10.31721/2306-5451-2022-1-55-118-123

Technical state assessment of the supporting structures of the technical buildings

Keywords: supports of technical structures; technical survey; defects; damages; technical state; major structural repair

О. Valovoi, О. Grytsaienko, D. Popruha

https://doi.org/10.31721/2306-5451-2022-1-55-123-127

Improving the process of two-layer sintering of agglomeration charge

Keywords: agglomerate; solid fuel; reactivity; specific productivity; strength

Ye. Chuprynov, F. Zhuravliov, D. Kassim, А. Tarakanov, Yu. Rekov

https://doi.org/10.31721/2306-5451-2022-1-55-127-131

Increasing the efficiency of collective protection from industrial noise in the mining industry

Keywords: industrial noise; noise muffler; sound-absorbing material; soundproof cabin; sound insulation; casing; screen; earpiece

Oleksandr Lapshyn, Mykola Khudyk

https://doi.org/10.31721/2306-5451-2022-1-55-131-137

Simulation of iron ore magnetic separation

Keywords: magnetic separation; simulation; outgoing Lamb waves; magnetic field; prediction; quality

V. Morkun, N. Morkun, S. Hryshchenko, O. Serdyuk, A. Gaponenko, Ye. Bobrov

https://doi.org/10.31721/2306-5451-2022-1-55-137-146

Application of iron ore enrichment waste in new generation concrete technology

Keywords: reactive powder concrete; river sand; iron connection; strength; man-made sand

О. Shyshkin, А. Nastych

https://doi.org/10.31721/2306-5451-2022-1-55-146-149

Implementation of stress risk management in occupational health and safety management systems at industrial enterprises

Keywords: risk; stress; dangerous event; danger of the production environment; management decisions

S. Cheberyachko, Оlena Pyshchykova, O. Deryugin, О. Stanislavchuk, A. Aleksieiev

https://doi.org/10.31721/2306-5451-2022-1-55-149-156

Mathematical model for controlling the classification process of crushed iron raw materials using fuzzy logic

Keywords: classification; iron ore raw materials; mathematical model; automated control; fuzzy logic

D. Shvets

https://doi.org/10.31721/2306-5451-2022-1-55-156-163

Use of modern building materials in the design of buildings and structures

Keywords: innovative building materials; glass tile; smart concrete; sea salt building blocks; rolled concrete; bionic QSmaterials; flexible stone

R. Timchenko, D. Krishko, V. Savenko, D. Skribtsova

https://doi.org/10.31721/2306-5451-2022-1-55-163-168

Preliminary treatment of pulp by ultrasound for cleaning of ore grains and disintegration of flocculation formations based on the effects of cavitation

Keywords: ultrasound; cavitation; iron ore pulp; disintegration; flocculation

V. Morkun, N. Morkun, V. Tron, O. Serdyuk, A. Gaponenko, I. Gaponenko

https://doi.org/10.31721/2306-5451-2022-1-54-3-8

Road slope assessment by points of the same speeds

Keywords: vehicle; traffic parameters; speed; navigator; road profile; slope; assessment

E. Rabinovych, I. Grytsuk, M. Buravtsev, M. Volodarets, V. Ryzhova

https://doi.org/10.31721/2306-5451-2022-1-54-8-16

Improvement of system classifications of financial-economic indexes as a factor of providing of effective management, grounded estimation of potential and high-quality development of enterprise

Keywords: financial-economic indexes; system; classification; management; potential; quality of enterprise; forming; evaluation

А. Turilo, R. Korolenko

https://doi.org/10.31721/2306-5451-2022-1-54-16-22

Methods for neutralizing electric charges of granular explosives during their pneumatic transporting

Keywords: explosives; pneumatic transportation; neutralization; antistatic substances; electrification

N. Shvaher, T. Komisarenko, K. Pryazhnikova

https://doi.org/10.31721/2306-5451-2022-1-54-22-27

Calculation and optimization of pulse devices for demagnetization of ferrous metal slurries

Keywords: pulse demagnetization; oscillating circuit; circle-field method; mathematical modeling; computational program; optimization

S. Tolmachev, O. Ilchenko, Volodymyr Vlasenko

https://doi.org/10.31721/2306-5451-2022-1-54-27-33

Selection of the mixer construction of contact cooling system of the mine turbocharger

Keywords: compressed air; cooling system; contact air cooler; Venturi pipe; throat; gas; liquid

О. Zamitskyi, V. Gromadskiy, O. Ilchenko

https://doi.org/10.31721/2306-5451-2022-1-54-33-37

The impact on the quality of electricity supply from scattered generation source

Keywords: power supply system; renewable energy sources; power supply; reliability of power supply; quality of electricity

S. Boiko, І. Kasatkina, О. Danilin

https://doi.org/10.31721/2306-5451-2022-1-54-37-42

High strength concrete for composite materials

Keywords: thin-walled structures; concrete; strength; water activation

О. Shyshkina

https://doi.org/10.31721/2306-5451-2022-1-54-42-46

Classification of geosynthetic materials

Keywords: geosynthetic materials; classification; geogrids; geonets

R. Timchenko, D. Krishko, V. Savenko, K. Baletska

https://doi.org/10.31721/2306-5451-2022-1-54-56-63

The choice of camera type for surveying support of mining enterprises

Keywords: digital survey; camera type; mining enterprises; survey accuracy

O. Dolgikh

https://doi.org/10.31721/2306-5451-2022-1-54-63-70

Safety driving of raise workings with the help of drilling machines

Keywords: working; raise; dust; gases; explosion; safety; injuries; cabin

Oleksandr Lapshyn, Mykola Khudyk

https://doi.org/10.31721/2306-5451-2022-1-54-70-76

Analysis of the stress-strain state of a five-storey building with CLT panels by finite element method

Keywords: timber; finite element method; deformation; strength; CLT panels

Serhiy Sakhno, Lyudmila Yanova, Оlena Pyshchykova, A. Manko, K. Pishchikova

https://doi.org/10.31721/2306-5451-2022-1-54-76-83

Solutions for foundations with leveling properties, which are erected on unevenly deformed bases

Keywords: foundations with leveling properties; analytical methods; constructive solutions

R. Timchenko, D. Krishko, V. Savenko, А. Bolotnikov

https://doi.org/10.31721/2306-5451-2022-1-54-83-89

Study of the possibility of creating the structure of the lung vibrotransport module for universal purpose

Keywords: release of bulk materials from containers; vibratory transportation of rock mass; vibrotransport unit

Yu. Gorbachov, А. Gromadskiy, О. Krivenko, Yu. Chumak

https://doi.org/10.31721/2306-5451-2022-1-54-89-94

Study of rational processing modes during rectangular rolling

Keywords: hot rolled metal; rolling condition; compression modes; working clebs; rolls; calibration; speed mode; rib caliber

V. Chubenko, І. Dmytriiev

https://doi.org/10.31721/2306-5451-2022-1-54-94-98

Study of stress-strain properties of the cement stone with activated GZK wastes

Keywords: GZK wastes; aqueous colloidal solution with iron-containing complexes; cement stone shrinkage strain

N. Astakhova

https://doi.org/10.31721/2306-5451-2022-1-54-98-103

Substantiation of parameters of instrumental provision of production in the conditions of functional outstaffing or outsourcing

Keywords: tooling; business processes; production preparation; outstaffing; outsourcing; efficiency of tooling processes

M. Kiianovskyi, N. Tsyvinda, А. Ryazancev

https://doi.org/10.31721/2306-5451-2022-1-54-103-109

Strategy of development, corporate management and human capital in relation to economic stratagema, economic deviation and financial-economic safety in the enterprise

Keywords: strategy; management; human capital; economic stratagema; economic deviation; financial-economic safety

А. Turilo, R. Korolenko, S. Korolenko

https://doi.org/10.31721/2306-5451-2022-1-54-109-115

The use of energy absorbers in the metal frames of buildings

Keywords: steel frames; energy absorbers; vibration dampers; earthquake resistance

R. Timchenko, D. Krishko, V. Savenko, M. Koval

https://doi.org/10.31721/2306-5451-2022-1-54-115-121

Forecasting changes in parameters of ore flows of conveyor COPs in subsequent operation periods

Keywords: quarry; technology; CFT; technological processe; mining equipmen parametrs

S. Zhukov, О. Kostianskyi

https://doi.org/10.31721/2306-5451-2022-1-54-121-126

Development of a device for continuous composition loading vibrating feeder during ore cleaning

Keywords: loading vehicles with ore; vibrating feeder; continuous mode of train loading

Yu. Gorbachov, V. Gromadskiy, O. Lifentsov, D. Trishin

https://doi.org/10.31721/2306-5451-2022-1-54-126-131

On decrease of the rock pressure at the ore drawing under different influences

Keywords: ore; technology; release; breaking; a rock pressure; research

О. Shepel, Mykola Khudyk, А. Kosenko

https://doi.org/10.31721/2306-5451-2022-1-54-131-137

On the possibility to use the mining and enrichment iron-ore waste for the highway construction in quarry and open dumps

Keywords: gravel; sand; enrichment waste; uncovered materials; strength; highways in quarries

О. Valovoi, О. Yeremenko, M. Valovoi

https://doi.org/10.31721/2306-5451-2022-1-54-137-143

Development of a device for determining groups of winding connection of three-phase transformers

Keywords: microcontroller system; three-phase transformer; transformer winding connection group

О. Danileyko, H. Kolomits

https://doi.org/10.31721/2306-5451-2022-1-54-143-153

The use of modern efficient heaters to improve the energy efficiency of public buildings

Keywords: energy efficiency; modern heaters; choice optimization; evaluation of insulation efficiency

R. Timchenko, D. Krishko, V. Savenko, V. Yablonskaya

https://doi.org/10.31721/2306-5451-2022-1-54-153-159

Influence of information technologies on the environment and support for green computing as a solution to ecological problems

Keywords: Green Computing; information technologies; energy consumption; environment; data center; virtualization; cloud technologies

О. Rumiantseva, D. Shvets, N. Karabut

https://doi.org/10.31721/2306-5451-2022-1-54-159-163

Increasing the role of the human value on the enterprise`s innovative development

Keywords: human capital; innovative development; efficiency; enterprise; government; management

A. Shakhno, А. Turilo

https://doi.org/10.31721/2306-5451-2022-1-54-163-173

Investigation of membership functions parameters of three-dimensional interval fuzzy controller for ultrasound cleaning

Keywords: three-dimensional fuzzy interval controller; membership functions; modeling; ultrasonic cleaning

О. Кravchenko

https://doi.org/10.31721/2306-5451-2022-1-54-173-178

Determination of the distance to a seismic event within the limits of the quarry field on the basis of soundometrical control methods

Keywords: seismicity; microseisms; probe; distance determination; soundometry

Dmytro Brovko, А. Romanenko, V. Sydorenko

https://doi.org/10.31721/2306-5451-2022-1-54-179-183

Comparative analysis of SinergyMap and ZEMPRO software systems (Spliterw)

Keywords: geoinformation system; ZEMPRO (Spliterw); SinergyMap; material processing; automation; functionality

О. Kulikovska, А. Peremetchyk, V. Katushkov, O. Isaev

https://doi.org/10.31721/2306-5451-2022-1-54-183-190

Universal approach to territory assessment

Keywords: quality index; indicator; territory; functional zoning; territory assessment; territory value index

L. Perovych, I. Perovych, V. Sydorenko, A. Palamar

https://doi.org/10.31721/2306-5451-2022-1-54-190-195

Operational recognition of geological and mineralogical varieties of rocks on the basis of ultrasonic measurements

Keywords: geological and mineralogical varieties; rock; ultrasonic measurements; wells’ logging

V. Morkun, N. Morkun, V. Tron, I. Gaponenko, A. Gaponenko, O. Serdyuk

https://doi.org/10.31721/2306-5451-2021-1-53-3-9

Complex assessment of the influence of geomechanical and technological factors on the intensification of deformation processes in the rock massif near long roadways

Keywords: capital mine roadways; tamponage of fixing space; strength of the rock; coefficient of cross section; coefficient of deformation intensity

О. Solodyankin, V. Shapoval, S. Gapeev, К. Kravchenko, О. Solodyankinа

https://doi.org/10.31721/2306-5451-2021-1-53-9-16

A method of calculating the minimal thermal insulation layer in the exterior wall construction

Keywords: heat transfer resistance; reduced heat transfer resistance; linear heat transfer coefficient; point heat transfer coefficient; thermal insulation layer; exterior wall

М. Timofeev, G. Shamrina

https://doi.org/10.31721/2306-5451-2021-1-53-16-21

Sulfur in fossil coals as a factor of hazardous properties of coal seams

Keywords: coal; state; sulfur; organic matter; mineral impurities; combustible part; ratio; hazardous properties; gradation; regulatory framework; safety; improvement

Е. Rudnev, V. Galchenko, Е. Filatyeva, М. Antoshchenko

https://doi.org/10.31721/2306-5451-2021-1-53-21-28

Off-domain desulfurization of cast iron: theoretical foundations, modern technologies and analytical and computational processing of desulfurization indicators

Keywords: pig- iron desulfurization; desulfurizer reagent; degree of desulfurization; degree of use of magnesium for desulfurization

О. Vodennikova, L. Vodennikova, D. Baboshko, P. Golovkov

https://doi.org/10.31721/2306-5451-2021-1-53-28-35

Simulation of the vibration screen operation in resonance mode

Keywords: resonance; two-frequency vibration exciter; unbalance; autobalancer; screen; modeling

V. Yatsun, О. Pochuzhevsky, V. Tyshchenko

https://doi.org/10.31721/2306-5451-2021-1-53-35-40

Basic imperatives of the essence of the analysis of energy intensity of iron ore extraction at the underground enterprises of Kryvbas

Keywords: energy consumption; enterprise; electricity consumption; model; regression; iron ore raw materials

О. Sinchuk, Tetyana Beridze, Ihor Sinchuk, Yu. Philipp

https://doi.org/10.31721/2306-5451-2021-1-53-40-47

Emergencies at mining enterprises in Ukraine

Keywords: safety at mining works; industrial injuries; measures of accident protection

V. Yezhov, V. Ryasny, І. Yevstratenko, Z. Malanchuk, S. Chukharev

https://doi.org/10.31721/2306-5451-2021-1-53-47-53

Development of an information base for controlling the process of deposition of solid phase particles of ore pulp in the thickener

Keywords: thickener; ultrasound; automatic control; modeling; iron ore; pulp

V. Morkun, N. Morkun, V. Tron, O. Serdyuk, A. Gaponenko, I. Gaponenko

https://doi.org/10.31721/2306-5451-2021-1-53-53-57

Off-domain desulfurization of cast iron: choice of rational technology and analytical and computational processing of desulfurization indicators

Keywords: pig iron desulfurization; low sulfur steel; desulfurizer reagent; degree of desulfurization; sulfur content

О. Vodennikova, L. Vodennikova, І. Skidin, L. Saitharieiev, P. Golovkov

https://doi.org/10.31721/2306-5451-2021-1-53-57-64

Model of compressor unit automated control system, taking into account stabilization of pressure in air line

Keywords: visualization; compressor; modeling; receiver; control system; pressure stabilization; scada

I. Marynych, O. Serdyuk

https://doi.org/10.31721/2306-5451-2021-1-53-64-70

Features of training candidates for the specialty "Mining" through the system of professionally oriented mathematical tasks

Keywords: mining; mathematical training; system of professionally oriented tasks; requirements; methods

І. Maksymov, T. Kovalchuk, V. Kovalchuk

https://doi.org/10.31721/2306-5451-2021-1-53-70-76

Operation parameters of heat utilization installations, devices and systems of steam and gas emissions with heat pumps

Keywords: chamber with atomizers; heat-mass exchange; heat utilization; equipment; installation

V. Surtaev

https://doi.org/10.31721/2306-5451-2021-1-53-76-85

Essence of the economic development category

Keywords: economic development; efficiency; economic growth

А. Turilo, S. Rtishchev

https://doi.org/10.31721/2306-5451-2021-1-53-85-90

Research of virtual laboratory workshop implementation ways for training of specialists of industrial machinery engineering

Keywords: laboratory work; virtual laboratory stand; efficiency of educational process; virtual simulator; independent learning; distance learning

Andrii Khrutskiy, Yu. Gorbachov, V. Gromadskiy, А. Gromadskiy, Yu. Chumak

https://doi.org/10.31721/2306-5451-2021-1-53-90-96

The resource-management aspect of the decarbonization of the energy sector as a progressive trend in the world economy

Keywords: management; climate change; UN Climate Change Conference 2021; decarbonization; energy; analysis matrix

S. Zhukov, S. Kharin, Yu. Papizh, V. Yudenko, О. Korovina

https://doi.org/10.31721/2306-5451-2021-1-53-96-102

Rational profile for career roads

Keywords: quarry roads; heavy dump trucks; longitudinal profile

V. Pakhomov, І. Hirin, Yu. Monastyrskyi, V. Tyshchenko

https://doi.org/10.31721/2306-5451-2021-1-53-102-107

Research of modern methods of compressed air cooling in turbochargers

Keywords: compressed air; turbocharger; cooling system; contact air cooler; Venturi pipe; gas; liquid

О. Zamitskyi, O. Ilchenko

https://doi.org/10.31721/2306-5451-2021-1-53-107-112

Protection technology of data processed in distributed information systems

Keywords: distributed information system; data protection; unauthorized access; control and delimitation of access rights; delimiting policy; object created; data flow management

N. Karabut, О. Rybachenko, І. Dotsenko

https://doi.org/10.31721/2306-5451-2021-1-53-112-118

Developing the energy-efficient control algorithm for distributed power generation at iron ore underground mines

Keywords: iron ore underground mine; power complex; automated control system; multichannel control; pumped storage power generation

О. Sinchuk, A. Kupin, Ihor Sinchuk, М. Baranovska, K. Budnikov

https://doi.org/10.31721/2306-5451-2021-1-53-118-126

Method of calculation constructive and technological parameters of installation for combined drying of enriched products by variable direct influence

Keywords: drying installations; energy efficiency; fine materials; methods

О. Zamitskyi, S. Kradozhon

https://doi.org/10.31721/2306-5451-2021-1-53-126-131

Energy-constructive analysis of adaptation of borehole charges networks to blasting of complex structure arrays

Keywords: ore; explosive destruction; open pit; blasting; borehole charges

D. Malykh, D. Titov, G. Eremenko

https://doi.org/10.31721/2306-5451-2021-1-53-131-136

Adaptive belt conveyor speed control systems according to the criterion of reducing metal consumption of supporting structures

Keywords: adaptive control; belt conveyor; metal capacity; cargo flow; dynamic load; automatic control system

L. Yefimenko, M. Tykhanskyi, А. Tykhanska

https://doi.org/10.31721/2306-5451-2021-1-53-136-140

Research of internal structure of metal during rolling processes of metal products

Keywords: internal structure; structure; grain; microsection; reduction modes; amorphization; degree of deformation

V. Chubenko, T. Yarosh, A. Khinotska

https://doi.org/10.31721/2306-5451-2021-1-53-140-144

Geodesy, cartography and cadastre in Japan

Keywords: geodesy; cartography; cadaster; Japan; spatial data infrastructure; monitoring

О. Kulikovska, V. Katushkov

https://doi.org/10.31721/2306-5451-2021-1-53-144-151

Influence of drossing and contamination of surfaces heating on reliability of solid fuel boilers in HES

Keywords: caldron aggregate; drossing of surface heating; coefficient of thermal efficiency; heat transfer; coefficient of contamination; system of technical diagnostics; cleaning

Alyona Yalova, Nataliia Bondar

https://doi.org/10.31721/2306-5451-2021-1-53-151-157

Intellectual and human capital in the information and innovation economy as a key factor in the adaptation and economic security of the enterprise

Keywords: intellectual capital; spiritual and moral capital; human capital; human capital of the enterprise; human capital of the worker; economic security of the enterprise

А. Turilo

https://doi.org/10.31721/2306-5451-2021-1-53-157-163

Iron ore grinding process at the concentrating plant under fuzzy and incomplete parameters

Keywords: iron ore; grinding; mill; fuzzy logic; automated control; mathematical model

D. Shvets

https://doi.org/10.31721/2306-5451-2021-1-53-163-169

Improving the quality of ore cutting in the mine PJSC "ZZRK"

Keywords: underground mining; iron ores of different strength; parameters of drilling and blasting operations

M. Stupnik, O. Khivrenko, V. Kalinichenko, O. Kalinichenko, O. Pochtarev

https://doi.org/10.31721/2306-5451-2021-1-52-3-10

Measurement of magnetic separation process parameters on the basis of ultrasonic control methods

Keywords: magnetic separation; ultrasonic measurements; iron ore pulp; mathematical model

V. Morkun, N. Morkun, V. Tron, O. Serdyuk, I. Gaponenko, A. Gaponenko

https://doi.org/10.31721/2306-5451-2021-1-52-10-15

Search for ways for reduction of losses and impoverishment of iron raw materials

Keywords: iron ore raw materials; inclinometry; impoverishment; accelerometer; gyroscope; magnetometer

A. Azaryan, V. Morkun, D. Shvets, O. Cherkasov, А. Gritsenko, О. Shvydkyi

https://doi.org/10.31721/2306-5451-2021-1-52-15-19

Selection of rational means of safety of the oxygen-convertering process

Keywords: technogenic safety; safety level; oxygen converter; heat emissions; pollution of the production environment; trouble-free operation of the converter

V. Tarasov, О. Vodennikova, L. Vodennikova

https://doi.org/10.31721/2306-5451-2021-1-52-19-25

On the organization and management of production of forecasting, design and survey works on land management

Keywords: survey works; forecast and design works on land management; geodesy; stages of land management process

О. Rybina

https://doi.org/10.31721/2306-5451-2021-1-52-25-29

Laboratory studies of the technical system "rotary mixer-conveyor" of horizontal directional action

Keywords: mixer; material; blade; experiment; working body; rotor; factor; mixer; technical system; conveyor

V. Zaselskiy, Dmytro Popolov, Ihor Zaselskiy, M. Shepelenko

https://doi.org/10.31721/2306-5451-2021-1-52-29-35

Utilization of hydrochloric acid spent pickling solutions of rolled production

Keywords: production; hydrochloric waste pickling solutions; iron(II) chloride; ozone; utilization; effective dose of coagulant

Ye. Manidina, K. Belokon, О. Vodennikova, V. Ryzhkov, О. Troitska

https://doi.org/10.31721/2306-5451-2021-1-52-35-39

Research of the influence of technological factors on the life of the cutting tool during plasma-mechanical processing

Keywords: plasma arc; cutting tool; durability; normal and tangential stresses; wear

V. Nechaev, А. Ryazancev, S. Rebrova, D. Lavrinenko

https://doi.org/10.31721/2306-5451-2021-1-52-39-44

Safety measures in case of accidents in mine workings based on the use of mobile refuge chamber

Keywords: refuge chamber; mine working; safety; injuring people; accident; microclimate; rescuing workers

Oleksandr Lapshyn, A. Hatskyi, І. Hatskyi

https://doi.org/10.31721/2306-5451-2021-1-52-44-49

of economic balanced development in coordinates "human value (anthropocentrism) – justice - efficienсy"

Keywords: economic balance; balancing; enterprise; human capital; efficiency; human value

А. Turilo, S. Horska

https://doi.org/10.31721/2306-5451-2021-1-52-49-54

Analysis of cutting mode levels selection by production criteria

Keywords: MFTW system; turning process efficiency; wear plates; high-manganese steel; cutting tool; CBN; cutting modes; cutting speed

M. Kiianovskyi, N. Tsyvinda, L. Laukhina, О. Chernyavskaya, І. Zuiev

https://doi.org/10.31721/2306-5451-2021-1-52-54-58

Rational operation of mining trucks

Keywords: mining trucks; organization of auxiliary work; intra-quarry post

V. Pakhomov, І. Hirin, V. Tyshchenko, О. Zhaldachenko

https://doi.org/10.31721/2306-5451-2021-1-52-58-64

Installation of a stationary hydraulic hammer at a height

Keywords: install at the height; strengthening reinforced concrete beams; dynamic load; stationary hydraulic hammer

О. Slipych, K. Romanenko, Daria Kravtsova, О. Bondar

https://doi.org/10.31721/2306-5451-2021-1-52-64-70

Aspects of the development of wind energy at the iron ore enterprises

Keywords: power supply; wind power plants; wind potential; iron ore enterprises

Ihor Sinchuk, S. Boiko, І. Kasatkina, О. Dozorenko

https://doi.org/10.31721/2306-5451-2021-1-52-70-77

Predictive control system for three-phase voltage inverter

Keywords: predictive control; voltage inverter; cost function; switching state; current control

https://doi.org/10.31721/2306-5451-2021-1-52-77-82

Experimental studies of process parameters of the fine cone crusher

Keywords: cone crusher; crushing chamber; profile

V. Klyatsky, L. Buhai, N. Zaporozhets

https://doi.org/10.31721/2306-5451-2021-1-52-82-85

Digital photogrammetry methods in underground mining

Keywords: elevation; mine surveying; digital photogrammetry; mine workings

L. Dolgikh, S. Dikhtiar, А. Tomashevska

https://doi.org/10.31721/2306-5451-2021-1-52-85-90

Grid-side modular multi-level converter control system

Keywords: modular converter; medium voltage level; electric drive; voltage orientation; active power; reactive power

І. Kozakevich, R. Siianko

https://doi.org/10.31721/2306-5451-2021-1-52-90-95

Intelligent support for automation of the power system control with the probability of node loads

Keywords: abbreviation; emergency mode; distribution law; probability; sensitivity matrix; mode; sensor point; target function

І. Коtоv

https://doi.org/10.31721/2306-5451-2021-1-52-95-104

On correction of the operational parameters of a mining lift according to the survey results and mathematical modeling of the reinforcement of vertical shafts of mines

Keywords: mine; vertical shaft; shaft reinforcement; conductors; shot beams; allowable stress; strength condition

О. Gulivets, S. Popov, А. Bondarets, S. Oliinyk

https://doi.org/10.31721/2306-5451-2021-1-52-104-110

Improving the overall efficiency of heat and power plants, thermal circuits of systems, devices, heat recovery units

Keywords: atomizers; a chamber with atomizers; system; device; installation; efficiency; heat and mass exchange; factors

V. Surtaev

https://doi.org/10.31721/2306-5451-2021-1-52-110-119

Substantiation of annual productivity of the Vasinovsky deposit development

Keywords: iron ore; mine; steeply falling deposit; mining and geological conditions

B. Andreev, Dmytro Brovko, Vasyl Hvorost, Volodymyr Kononenko, О. Romanenko

https://doi.org/10.31721/2306-5451-2021-1-52-119-124

Control system model for active power generation and reactive power compensation processes at solar power plants

Keywords: control system; solar power plant; active power; reactive power; generation; compensation; electricity

S. Romanov, О. Hramm, О. Savytskyi

https://doi.org/10.31721/2306-5451-2021-1-52-124-131

Formation of compensation space in the lying inclined ore deposits

Keywords: ore deposits; compensation space; development system; form and place of compensation; formation scheme; ore mass extraction

І. Kushneriov, Yu. Kryvenko, І. Maksymov

https://doi.org/10.31721/2306-5451-2021-1-52-131-136

Comparison of KOMPAS-3D with PowerSHAPE on the criteria of functionality and economy

Keywords: CAD comparison; 3D modeling; body parts; COMPAS-3D; AutoDesk PowerSHAPE; analysis of the use

О. Bondar, Daria Kravtsova, А. Chumak

https://doi.org/10.31721/2306-5451-2021-1-52-136-142

The content personalization model based on collaborative filtering

Keywords: recommendation system; machine learning; metric method; metrics; collaborative filtering; content filtering

V. Mitroshyn, N. Shapovalova, І. Dotsenko, N. Saitgareev

https://doi.org/10.31721/2306-5451-2021-1-52-142-146

Analysis of methods for detecting and observing binary stars

Keywords: astronomy; binary stars; astrophysics; spectral analysis

Yu. Tkachenko, D. Shvets, N. Karabut

https://doi.org/10.31721/2306-5451-2021-1-52-146-150

Research of photoelectric conversion with cooling system

Keywords: photoelectric converter; cooling; heat exchanger; solar panel; panel temperature; heat; solar radiation; water temperature

О. Zamitskyi, О. Hrytsenko

https://doi.org/10.31721/2306-5451-2021-1-52-150-156

Research of hardening mixtures during development of the Krivorizkyi iron ore deposit named after Kirova PjSC "CGZK"

Keywords: magnetite quartzites; purification chamber; bookmark; stability; strength; chamber development system

S. Pysmennyi, V. Biluk

https://doi.org/10.31721/2306-5451-2021-1-52-156-164

Development of energy-saving measures in the technological process of aglomerate production at mining plants

Keywords: sintering conveyor machine; sintering process; process heat recovery; design solution; technical and economic characteristics

Yu. Rud, V. Belonozhko

https://doi.org/10.31721/2306-5451-2021-1-52-164-169

Means for reducing the industrial noise of compressor stations of mines

Keywords: centrifugal compressor; compressor station; industrial noise; sound-absorbing shelter; sound-insulating material; noise load

Mykola Khudyk, V. Shapovalov, О. Shepel

https://doi.org/10.31721/2306-5451-2021-1-52-169-175

Analysis of the influence of sources of distributed generation on the power quality

Keywords: renewable energy sources; electric energy quality; harmonic components; law of statism; total harmonic distortion coefficient

І. Kozakevich, M. Kotyakova

https://doi.org/10.31721/2306-5451-2021-1-52-175-179

Methodology for Comprehensive Assessment of Innovative Development and its Financial and Economic Aspect on the Example of Mining and Processing Enterprises

Keywords: assessment; innovation; innovative development; indicators; types of innovative development; business entities; integrated assessment

А. Turilo, R. Korolenko, S. Korolenko

https://doi.org/10.31721/2306-5451-2023-1-56-73-78

Minimising the electrical potential of the excavator body when the bucket touches the contact wire in an unauthorised manner

Keywords: electrical safety; excavator; traction electrical network; device; protection; quarry

A. Pyrozhenko, E. Modlo, Yu. Sherstniov

https://doi.org/10.31721/2306-5451-2023-1-56-95-99

On feasibility of creating peak pumped-storage hydropower plants on the basis of the main drainage complexes of mines

Keywords: mining enterprise; power system; distributed generation; main water discharge complex; pumped-storage hydroelectricity power plant; cost price

Oleksii Mykhaylenko, Ihor Sinchuk, K. Budnikov, H. Kolomits

https://doi.org/10.31721/2306-5451-2023-1-56-109-116

Mathematical modeling of air exchange in underground chambers of emergency air supply

Keywords: mathematical modeling; air exchange; emergency air supply chamber; microclimate; parameterization; concentration; multiplicity; efficiency

A. Hatskyi, І. Hatskyi

https://doi.org/10.31721/2306-5451-2023-1-56-116-122