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Journal articles on the topic 'Metallurgical cranes'

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1

Izvekov, Yu A., and M. Yu Narkevich. "QUALIFICATION METHOD FOR QUALITY ASSESSMENT OF METALLURGICAL FACILITIES." Izvestiya of Samara Scientific Center of the Russian Academy of Sciences 23, no. 2 (2021): 42–45. http://dx.doi.org/10.37313/1990-5378-2021-23-2-42-45.

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The article proposes a qualimetric method for assessing the quality of such hazardous production facilities of a metallurgical enterprise as special bridge metallurgical cranes. The supporting structure of the crane is investigated, structurally divided into four main groups of structures and fifteen elements, which carry all the information about the dominant properties of the operation of the crane. Two indicators of the quality of the crane structure were introduced: complex and integral. For a complex function, the probability density function of the reliability levels of structural elemen
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2

Wu, Feng Qi, Jin Zhang, and Wen Qing Yao. "Fatigue Life Analysis of Metallurgical Bridge Crane Structure." Applied Mechanics and Materials 437 (October 2013): 181–85. http://dx.doi.org/10.4028/www.scientific.net/amm.437.181.

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Crane runway girders are subject to cyclic loads, stress variation in the girders is a certainty. In this paper, Fatigue is investigated for the metallurgical bridge crane structure and an explanation of the concepts and design methods are provided. The fatigue test & analysis was carried out in the middle of girder bridge crane cover& its rail web, and the fatigue life of these Measuring points was calculated according to EN 1993-1-9:2005 Part 1-9, the result is consistent with the fatigue assessment result for bridge cranes Using MSC.Fatigue software ,which represents a strong practi
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3

Izvekov, Yu A. "THE STANDARDIZATION OF QUQLITY ASSESMENT OF SPECIAL METALLURGICAL CRANES BASED ON DESIGN RISK ANALYSIS." Izvestiya of Samara Scientific Center of the Russian Academy of Sciences 23, no. 2 (2021): 37–41. http://dx.doi.org/10.37313/1990-5378-2021-23-2-37-41.

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The article critically analyzes the standards for assessing the quality of the supporting structures of special bridge metallurgical cranes. At the present stage, more than 80% of such cranes are operated outside the warranty period. The standards are aimed either at a finite number of operating cycles, or at objects of low complexity, in particular FMEA. To estimate the resource, the characteristic number, a generalized indicator of the supporting structure, is used. Risk analysis is a promising and recommended one today. The structural risk analysis is considered as an integral indicator for
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4

Semykina, Irina, Mikhail Kipervasser, and Alexander Gerasimuk. "Study of drive currents for lifting bridge cranes of metallurgical enterprises for early diagnosis of load excess weight." Journal of Mining Institute 247 (March 16, 2021): 1–10. http://dx.doi.org/10.31897/pmi.2021.1.13.

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The article discusses an approach based on the analysis of the drive motor currents to create an additional means of protection against emergency situations during the operation of bridge cranes associated with lifting a load with a mass exceeding the permissible one. A mathematical model of an overhead crane drive is described, as well as the results of computer simulation. It is shown that in the process of lifting up, before the stage of lifting the load, the stator current of the drive electric motor does not depend of the load mass, but when the load is detached, already for several perio
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Suglobov, V. V., V. P. Lavryk, and V. V. Shishkin. "Force calculation and new design of the grip unit pliers metallurgical crane." Reporter of the Priazovskyi State Technical University. Section: Technical sciences, no. 47 (December 28, 2023): 151–64. http://dx.doi.org/10.31498/2225-6733.47.2023.300052.

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In the rolling shops of metallurgical enterprises connected with the processing of steel ingots in the preparation (slabbing, blooming) well taps with pincer grabbers are used. Such cranes work in the sections of heating wells, where they are used, first of all, for planting ingots in the well and issuing them for rolling after heating. In addition, cranes can be used to perform auxiliary operations for well maintenance and equipment repair. During the design processing of tong grippers of such cranes, there is a need to determine the ingot clamping forces, which in this gripping device are re
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6

Pis'mennyi, E. G., and O. I. Klimov. "Problems with the use of cranes at metallurgical plants." Metallurgist 34, no. 5 (1990): 109–10. http://dx.doi.org/10.1007/bf00748230.

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7

Varlamov, V. V., M. V. Kipervasser, and A. V. Gerasimuk. "Modeling of overloads of raising mechanism in metallurgical overhead cranes." Izvestiya. Ferrous Metallurgy 62, no. 8 (2019): 646–51. http://dx.doi.org/10.17073/0368-0797-2019-8-646-651.

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Electromechanical processes occurring when the load is lifted by an overhead crane are considered. The main idea of the work is to identify emergency mode (crane overload) by a method based on control of stator current of lift motor. To obtain stator current diagrams of electric motor, mathematical model of overhead crane (three-mass circuit) has been developed, which includes equations describing elastic properties of crane beams and its rope. A system of (α, β) coordinates, fixed relative to electric motor stator, is adopted to describe the drive asynchronous motor. Lifting cycle is consider
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8

Korchak, A. D., A. I. Rozhkov, and I. Yu Simonyuk. "DEVELOPING AND TESTING OF NON-ASBESTOS FRICTION MATERIALS IN BRAKE MECHANISMS OF THE CRANES AT THE OJSC «BELARUSIAN METALLURGICAL WORKS»." Litiyo i Metallurgiya (FOUNDRY PRODUCTION AND METALLURGY), no. 1 (March 14, 2017): 73–75. http://dx.doi.org/10.21122/1683-6065-2017-1-73-75.

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The article describes the results of tests of asbestos-free friction materials in the brake pads cranes at scrap yard of OJSC «BSW». The tests were made on cranes of two manufacturers: PJSC «Tribo», Ukraine and the Metal-Polymer Research Institute of National Academy of Sciences of Belarus. The following aspects were defined: requirements for materials, main features of operation; there were shown the characteristic types of wear in materials.
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Fidrovska, Nataliia, Evgen Slepuzhnikov, Roman Ponomarenko, and Dmytro Kozodoi. "JUSTIFICATION OF THE STRUCTURE OF THE CRANE WHEEL WITH ELASTIC INSERT." Collected scientific works of Ukrainian State University of Railway Transport, no. 193 (October 5, 2021): 35–43. http://dx.doi.org/10.18664/1994-7852.193.2020.229771.

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The article considers the modernized design of the crane running wheel with anelastic insert.The purpose of the study is to substantiate the rational design of the running wheel onthe basis of determining the dynamic forces that occur when moving the truck and the crane bridge.Crane equipment is of great importance for the mechanization of lifting and transportoperations in various industries. Bridge cranes perform various lifting and transport operations.Installation and dismantling of equipment and machines. Also take part in the technologicalprocess of the metallurgical industry.The costs a
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10

Wang, Hong Wei, Wen Tao Li, Hong Bai, Hai Qing Xiao, and Hong Mei Yu. "Failure Analysis of Q345 Steel Structures on Port Cranes." Applied Mechanics and Materials 401-403 (September 2013): 844–47. http://dx.doi.org/10.4028/www.scientific.net/amm.401-403.844.

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Based on a system of macro & micro fracture appearance observation, energy spectrum analysis and metallurgical structure inspection, the cause of sample crack of Q345 steel were obtained. The results showed that the specimen occurred fatigue crack under alternating load, the crack source was a line source, the middle area of the fracture was the relatively flat topography and relatively narrow fatigue striations, the rear area of the fracture was the relatively uneven topography and relatively large fatigue striations, and a certain yield occurred at the crack tip.
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11

Kruzhnova, Svitlana, Anna Fursina, Sergey Ilin, Larysa Adorska, and Inna Ilina. "Simulation modelling of residual resource for hoisting mechanisms in the mining industry." IOP Conference Series: Earth and Environmental Science 1348, no. 1 (2024): 012070. http://dx.doi.org/10.1088/1755-1315/1348/1/012070.

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Abstract The rationale for prolonging the operational life of the crane is rooted in the economic viability of conserving metal and energy, leading to ecological benefits. Cranes, being structures with a high metal content, contribute to pollution reduction by eliminating the necessity for additional manufacturing processes in mining, metallurgical, machinery plants, and energy supply facilities. To assess the remaining service life, statistical simulation modelling is employed. The objective is to showcase the feasibility of determining the residual resource within the time interval using the
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12

Cереда Б. and Волох В. "FORMATION OF STRUCTURE OF HOOKS OF LOADING LIFTS IN CONDITIONS OF SHS." Перспективні технології та прилади, no. 16 (August 31, 2020): 123–28. http://dx.doi.org/10.36910/6775-2313-5352-2020-16-17.

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The article deals with the formation of the structure of hoists for lifting cranes in order to prevent the development of cracks by forming the structure of steel 20 by treatment in the conditions of self-propagating high-temperature synthesis (SHS) to obtain fine-grained ferrite-perlite structure. The conducted researches allow to form a rational structure of steel to exclude the development of cracks in dangerous sections of lifting hooks of hoisting and transport mechanisms working in the shops of metallurgical production. The method of structure control after SHS is developed taking into a
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13

Frankovský, Peter, Ingrid Delyová, Peter Sivák, Piotr Kurylo, Elena Pivarčiová, and Vojtech Neumann. "Experimental Assessment of Time-Limited Operation and Rectification of a Bridge Crane." Materials 13, no. 12 (2020): 2708. http://dx.doi.org/10.3390/ma13122708.

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This paper describes a problem related to a casting bridge crane with a combined load of 200/50/12.5 t and a span of 18.6 m, working in a heavy metallurgical operation. Due to the specific stress of the structure after its long-term operation, longitudinal fillet welds between the upper flange and the web of the main box beam on the rail side of the 200 t trolley were irreparably damaged. As a result, the cross-section of the main beam had opened, thereby substantially reducing its strength and stiffness. This resulted in a disproportionate increase and undesirable redistribution of stresses i
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14

Belykh, D. V., and K. V. Litsin. "Implementation of frequency drive into the mechanism of transshipping crane travelling." Ferrous Metallurgy. Bulletin of Scientific , Technical and Economic Information 76, no. 7 (2020): 733–39. http://dx.doi.org/10.32339/0135-5910-2020-7-733-739.

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Travelling of transshipping crane, located at the coal warehouse of the coke and chemical production of Ural Steel JSC, is carried out using eight asynchronous motors with a phase rotor. To control the speed of its travelling, a device is used that regulates the speed variation of the asynchronous motors with a phase rotor by varying the resistances in the rotor circuit, which does not provide the necessary synchronization of their operation. Asynchrony in the operation of electric motors leads to a skew in the flexible support of the crane and, consequently, to an increase of the time of tech
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15

Gartsman, S. D., A. A. Zhukov, V. I. Karasev, Z. P. Karetnyi, Yu A. Rubanovich, and A. A. Filatov. "Analysis of the loading and reinforcement of the runway girders of overhead-travelling cranes in metallurgical shops." Metallurgist 42, no. 3 (1998): 92–94. http://dx.doi.org/10.1007/bf02765139.

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16

Duška, Jaroslav, Atila Drotár, Alica Mašlejová, and Lucia Hrabčáková. "Analysis of Damaged Crane Stroke Rope Caused by Contact with an Electric Trolley." Materials Science Forum 891 (March 2017): 284–87. http://dx.doi.org/10.4028/www.scientific.net/msf.891.284.

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Lifting equipment is an important part of metallurgical operations as it ensures continuity of the processes between technology nodes. Ropes are an integral part of the lifting equipment. Their quality and good conditions are a guarantee of the proper functioning of equipment, especially of its security and, therefore, the control of ropes is an important part of the operation of cranes. Malfunction of ropes can be caused by several factors and may occur for several reasons. A common cause of damage to ropes in operation is wear, but sometimes premature damage or failure of rope strands occur.
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17

Kolomiets, L. V., А. G. Tsymbalyuk, and D. A. Tsymbalyuk. "METHOD OF CALCULATING THE PARAMETERS OF THE STRESSED AND DEFORMED STATE OF CRANE SCALE PLATES." Key title: Zbìrnik naukovih pracʹ Odesʹkoï deržavnoï akademìï tehnìčnogo regulûvannâ ta âkostì, no. 2(19) (2021): 17–29. http://dx.doi.org/10.32684/2412-5288-2021-2-19-17-29.

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The article shows that the improvement of technological processes of metallurgical production, which aims to improve the quality of metal structures, increase the yield of suitable product, stabilize its parameters, is not possible without a balanced accounting system of raw materials, semi-finished products and other cargo in all areas. In the conditions of fast-moving processes of mass continuous production with an extensive network of cargo flows, electronic-tensometric weighing complexes are becoming more and more common, which make it possible to fully automate the process of technologica
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18

Matyunin, V. M., A. Yu Marchenkov, P. V. Volkov, V. Yu Volokhovsky, A. N. Vorontsov, and V. V. Goncharov. "The effect of heating and thermocycling on the mechanical properties of carbon steel rope wire." Industrial laboratory. Diagnostics of materials 85, no. 12 (2019): 58–64. http://dx.doi.org/10.26896/1028-6861-2019-85-12-58-64.

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Heating and thermal cycling of carbon steel rope wire significantly affect the mechanical properties and durability of the entire rope under operating conditions. However, despite a large amount of studies aimed at determination of the reasons for destruction of the ropes of foundry cranes at metallurgical plants and development of measures for their elimination, accidents attributed to sudden rupture unfortunately occur. Therefore, the problem is still urgent and requires further research. Nowadays, new exhaust air suction systems for hot air streams mounted in converter shops of metallurgica
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19

Pan, Yifeng, Yonghong Long, Xin Li, and Yejing Cai. "YOLOv8n-Al-Dehazing: A Robust Multi-Functional Operation Terminals Detection for Large Crane in Metallurgical Complex Dust Environment." Information 16, no. 3 (2025): 229. https://doi.org/10.3390/info16030229.

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In the aluminum electrolysis production workshop, heavy-load overhead cranes equipped with multi-functional operation terminals are responsible for critical tasks such as anode replacement, shell breaking, slag removal, and material feeding. The real-time monitoring of these four types of operation terminals is of the utmost importance for ensuring production safety. High-resolution cameras are used to capture dynamic scenes of operation. However, the terminals undergo morphological changes and rotations in three-dimensional space according to task requirements during operations, lacking rotat
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20

Сивирюк, Vladimir Siviryuk, Безруков, and Aleksey Bezrukov. "Application of Coercimeters for Equipment Diagnostics." NDT World 18, no. 4 (2015): 22–24. http://dx.doi.org/10.12737/16078.

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Introduction. Changes of metal structure commonly result in equipment failures; early recognition of such changes is necessary in order to prevent emergency situations. Coercimetry is a simple and informative method for metal structure estimation.
 Method. The coercive force measurement method was used for estimation of the metal fatigue state.
 Results. The article presents the results of coercive force measurement application for the diagnosis of blast furnace jackets, overhead cranes, load-bearing elements of buildings and structures, pressure vessels, industrial pipelines, chimne
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21

Arnaudov, Kiril, Stefan Petrov, and Emiliyan Hristov. "Work of the planetary gear trains as differentials and their capabilities." MATEC Web of Conferences 287 (2019): 04001. http://dx.doi.org/10.1051/matecconf/201928704001.

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Planetary gear trains can work differently, namely, with F=1 degree of freedom, i.e. as reducers or multipliers, and also with F=2 degrees of freedom, i.e. as differentials. Moreover, with a two-motor drive they work as a summation planetary gear train and with a one-motor drive, they work as a division planetary gear train. The most popular application of planetary gear trains is as a differential which is bevel and is produced globally in millions of pieces. Some of the cylindrical planetary gear trains can also be used as differentials. Although less often, they are used in heavy wheeled an
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22

Zhao, Xuan, Ningning Zhang, Zhaohui Hu, Xian Li, Ying Nie, and Jun Liu. "Axial Compression Behavior of Novel Latticed Columns with CFST Tubes and Corrugated Steel Plates for Industrial Structures." Buildings 15, no. 1 (2024): 42. https://doi.org/10.3390/buildings15010042.

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Metallurgical industrial buildings, particularly those over 10 years old, frequently experience increased vibrations in their latticed columns due to prolonged dynamic loads from cranes, affecting both structural safety and usability. To enhance the strength and stiffness of these structures in a cost-effective way, a novel composite latticed column made from concrete-filled steel tubes and corrugated steel plates is proposed. An analytical study on its axial compression behavior has also been conducted. The analytical parameters included the yield strength of steel tube and compressive streng
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23

O.M., Gibalenko, Bocharova O.A., and Melnik G.О. "TECHNOLOGY PROVIDING SECONDARY PROTECTION METAL STRUCTURES AGAINST CORROSION UNDER AGGRESSIVE IMPACT OF METALLURGICAL PRODUCTION." Modern structures of metal and wood, no. 25 (August 2021): 13–20. http://dx.doi.org/10.31650/2707-3068-2021-25-13-20.

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Research is aimed at the formation and development of innovative developments to increase the metal structures corrosion protection, as an important means of ensuring the quality and safety industrial facilities. The method determining the corrosion destruction signs, the procedure of monitoring and carrying out measures to diagnose the technical condition of lattice metal structures according to the level of corrosion hazard were adopted. The nomenclature indicators and control methods (conformity assessment) of determining parameters primary and secondary protection metal designs against cor
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24

Semenyuk, V. F., L. V. Kolomiets, A. V. Ukhov, A. I. Kravchenko, V. G. Razdobarov, and V. D. Ivanchenko. "Crane scales for the metallurgical industry." Metallurgist 32, no. 12 (1988): 389–90. http://dx.doi.org/10.1007/bf00750410.

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25

Meskhi, B. Ch, Yu I. Bulygin, V. V. Maslensky, and I. N. Loskutnikova. "Assessment of the Thermal Radiation Regime of the Crane Operator Workplace for Making the Reasonable Choice of the Climate System of the Metallurgical Crane Cabin." Occupational Safety in Industry, no. 2 (February 2021): 7–14. http://dx.doi.org/10.24000/0409-2961-2021-2-7-14.

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The tendency of increasing of radiation sources power in metallurgy leads to an increase in the level of thermal radiation at the crane operator workplaces. The state of their health is characterized by a decrease in physical performance, the occurrence of colds, and occupational diseases of the cardiovascular and respiratory systems. Therefore, it is necessary to evaluate the thermal radiation regime of the crane operator workplace for further justification of the choice of the method and means of thermal protection. To assess the thermal irradiation of the metallurgical crane cabin, along wi
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Maslenskiy, V. V., and Yu I. Bulygin. "Finite element analysis of microclimate parameters in the metallurgical crane cabin." SAFETY OF TECHNOGENIC AND NATURAL SYSTEMS, no. 1 (2021): 10–20. http://dx.doi.org/10.23947/2541-9129-2021-1-10-20.

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Introduction. The article analyzes the microclimate parameters (temperature, speed and air pressure) in the metallurgical crane cabin provided by the air conditioning system using the finite element method integrated into the ANSYS software package. The metallurgical crane cabin air conditioning system was selected based on the engineering calculation of the required air flow rate supply, taking into account factors that affect the system performance, such as the location of the equipment and the degree of its dustiness. Problem Statement. The purpose of this research was to check the efficien
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27

Izvekov, Yury, Oleg Tulupov, Vladislav Dubrovsky, and Alexey Kanel-Belov. "Stochastic Processes Occurring during the Transition of Technical State of the Structure." MATEC Web of Conferences 346 (2021): 03036. http://dx.doi.org/10.1051/matecconf/202134603036.

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The possibility of applying the theory of stochastic processes for evaluating the dynamic pattern of different states is studied for critical-duty structures. Heterogeneous Markovian processes of technical state transition for metallurgical overhead crane structure, Markovian theorem and Kolmogorov-Chapman equation are analyzed. Markovian chain is reviewed at t →∞, i.e. under marginal steady-state (stabilized) condition. Real values of limit probabilities are obtained for the structure of the metallurgical overhead crane under review. The proposed approach redefines and elaborates the existing
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Omelchenko, Evgenii Ya, and Aleksei B. Lymar. "IDENTIFICATION OF THE PARAMETERS OF AN INDUCTION MOTOR EQUIPMENT CIRCUIT USING NEURAL NETWORKS." Electrical and data processing facilities and systems 19, no. 4 (2023): 31–44. http://dx.doi.org/10.17122/1999-5458-2023-19-4-31-44.

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Relevance AC electric drives holds a significant share in industry (80–90 %), as they are widely used in various devices and machines of various industrial capacities, ranging from conveyors, pumps and cranes, to drives for metallurgical production mechanisms. This is due to their ease of operation, reliability and high efficiency. The most common adjustable AC electric drive in industry is the «Frequency Converter — Asynchronous Motor» (FC–AM) electric drive. Knowing the exact parameters of the AM in such electric drives makes it possible to optimize their operation, improve efficiency and ex
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Wu, Xianwen, Bo Chen, Dan Zhang, and Jian Li. "The Research on Optimal Design of Large Metallurgical Crane." Procedia Engineering 24 (2011): 783–87. http://dx.doi.org/10.1016/j.proeng.2011.11.2737.

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Klymenko, N., O. Lymarenko, A. Perederko, A. Tomkevych, and V. Tyupa. "MECHANISM OF FORMATION OF GRINDING STRESSES AND CRACKS." Key title: Zbìrnik naukovih pracʹ Odesʹkoï deržavnoï akademìï tehnìčnogo regulûvannâ ta âkostì, no. 2(25) (2024): 43–48. https://doi.org/10.32684/2412-5288-2024-2-25-43-48.

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The paper deals with analytical and experimental determination of thermodynamic phenomena during grinding of hardened steels. Regularities of formation of residual stresses and cracks of the surface layer of the ground part are analyzed. The origin of martensitic transformations is analyzed, the principle of formation of hardening burns during grinding is determined. The creation of especially favorable conditions for the formation of large internal stresses and cracks at phase-structural changes in the surface layer of the ground part due to different density of phases and structures is subst
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Zhao, L., and H. Jin. "Effect of temperature on natural frequencies of bridge structure of metallurgical crane." IOP Conference Series: Materials Science and Engineering 1043, no. 4 (2021): 042047. http://dx.doi.org/10.1088/1757-899x/1043/4/042047.

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Liu, Hong Bin. "Application of Rock Bolt Foundation in the Design of Metallurgical Industry Factory Building." Advanced Materials Research 168-170 (December 2010): 734–37. http://dx.doi.org/10.4028/www.scientific.net/amr.168-170.734.

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Metallurgical industry factory building is usually high. Under the action of wind load and horizontal crane force, large moment will be induced at the column base. That is to say, the moment acting on the foundation is large. The embedded depth is relatively deep and the size of factory building foundation is relatively big. In the case of foundations based on the natural rock, if the routine design code adopted, the high capacity of the rock can not be fully utilized. The use of bolt at the bottom surface of the foundation integrates the foundation and the natural rock, hence reduces the foun
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Cheng, J. M., W. M. Zhang, and H. Jin. "Comprehensive safety evaluation of metallurgical crane based on AHP and entropy weight method." IOP Conference Series: Materials Science and Engineering 1043, no. 4 (2021): 042050. http://dx.doi.org/10.1088/1757-899x/1043/4/042050.

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Izvekov, Yu A., V. V. Dubrovsky, and A. A. Stupak. "Probability calculation applied to potential failure zones of the bridge girder of metallurgical crane." IOP Conference Series: Materials Science and Engineering 971 (December 1, 2020): 042012. http://dx.doi.org/10.1088/1757-899x/971/4/042012.

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Dmitriev, A. P., A. N. Tolstikov, and S. O. Dorokhin. "Upgrading of a teeming crane in the BOF shop at the Chelyabinsk metallurgical combine." Metallurgist 57, no. 5-6 (2013): 417–18. http://dx.doi.org/10.1007/s11015-013-9747-4.

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Fang, Bo, Cheng Qiu, Ming Feng, Wei Liang, and Ximing Zhang. "Collision Avoidance Strategy for Multivehicle Conflict on Common Rail." Mathematical Problems in Engineering 2022 (May 3, 2022): 1–14. http://dx.doi.org/10.1155/2022/9388092.

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With the rapid expansion and application of bright logistics technology in the field of metallurgical production, in recent years, a type of intermediate granary storage and transportation system, signified by multiple child-parent rail car system, has gradually looked in steel plants, which effectively solves the drawbacks of crane craning in the intermediate warehouse area and improves the transportation competence of shop-level logistics. However, there are not many studies on conflict avoidance strategies for such multivehicle cooperative common rail transportation system in order to impro
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Gezentsvey, Yukhym, Viktor Olevskyi, Denys Volchok, and Oleksandr Olevskyi. "Calculation of the improved steel beams of buildings and structures of the mining and metallurgical complex." Strength of Materials and Theory of Structures, no. 106 (May 24, 2021): 54–67. http://dx.doi.org/10.32347/2410-2547.2021.106.54-67.

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Load-bearing elements of buildings and structures of the mining and metallurgical complex in recent decades need to develop new more effective design solutions due to the intensification of technological processes, an increase in temperature loads and aggressiveness of the environment. The main direction of increasing the efficiency of such elements is their design from economically alloyed steel, which allows to increase the resource of structures and prevent accidents with a significant increase in temperature. Due to the fact that alloyed steels have higher mechanical characteristics at ele
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Farfel, Mikhail I., Margarita I. Gukova, Dmitry V. Kondrashov, and Lidiya S. Rozhkova. "Examination of industrial safety of structures of the continuous casting Department of the open-hearth shop of the Taganrog Metallurgical Plant." Earthquake Engineering. Construction Safety, no. 1 (February 25, 2024): 49–64. http://dx.doi.org/10.37153/2618-9283-2024-1-49-64.

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The working draft of the main building of the department of continuous casting of billets (ONLZ) of the open-hearth shop of JSC Tagmet at the stage of "KM" was developed by the DKO of JSC UkrNIIPSK in 2000. Taking into account the design decisions taken and the need to ensure high reliability of structures arising from the specifics of metallurgical production (when installing a heavy duty crane (7K) with a lifting capacity of 225+63/20t at a significant height of the crane rail head – 27 m) in 2001, the customer (JSC Tagmet) decided to carry out an expert examination of design solutions for t
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39

Izvekov, Yury, Olga Torshina, Alexander Anisimov, Galina Kameneva, and Tatyana Bondarenko. "Probabilistic modeling of crack growth in large structures." MATEC Web of Conferences 329 (2020): 03021. http://dx.doi.org/10.1051/matecconf/202032903021.

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The allowance for various defects including cracks represents a critical issue related to structural risk analysis. The complexity and the ambiguity involved with such allowance for the amount and growth of defects (cracks) is demonstrated on the real structure of a metallurgical overhead crane. The problem of distribution function conversion must be solved to allow for any variations in defects starting from the point of time when the initial (technological) defectiveness is determined and ending with the estimated time of risk analysis. Due to the lack of data on cyclic resistance to crackin
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Izvekov, Yury, Oleg Tulupov, Irina Kinzina, and Alexey Kanel-Belov. "Nonlinear Dynamics of Heavy Structures." MATEC Web of Conferences 346 (2021): 03037. http://dx.doi.org/10.1051/matecconf/202134603037.

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At the moment, not enough attention is paid to different aspects of nonlinear dynamics for heavy structures. In this article we attempt to create a mathematical model for finding a frame (field) with predictable dynamic pattern of load-carrying capability for a heavy structure based оn the parameters of its reliable (failure-free, low-risk) operation. It is difficult to find a solution for this problem now but the following algorithm can be applied. Small dimension projection is first obtained for orthonormal vectors determining the structural load-carrying capability. Then we use available me
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Tumanov, M. V., N. A. Chumakov, and O. A. Kiseleva. "Analysis of the Relationship between the Professionally Important Qualities of a Specialist and the Safety of Technological Processes in Metallurgy." Occupational Safety in Industry, no. 5 (May 2021): 88–93. http://dx.doi.org/10.24000/0409-2961-2021-5-88-93.

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To ensure and maintain the level of safety at a metallurgical enterprise (as well as at any other hazardous production facility), it is advisable to select specialists with the appropriate professionally important qualities, prepare them for possible psychological stresses, teach them the correct methodology of performing work for avoiding possible injuries and accidents at the production site. Training and certification of managers are fixed in the relevant regulatory documents, but the professionally important qualities of the employee are not specified in any regulation documents. It is pro
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Esleman, Esmael Adem, Gürol Önal, and Mete Kalyoncu. "Optimal PID and fuzzy logic based position controller design of an overhead crane using the Bees Algorithm." SN Applied Sciences 3, no. 10 (2021). http://dx.doi.org/10.1007/s42452-021-04793-0.

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AbstractDifferent industrial applications frequently use overhead cranes for moving and lifting huge loads. It applies to civil construction, metallurgical production, rivers, and seaports. The primary purpose of this paper is to control the motion/position of the overhead crane using a PID controller using Genetic Algorithms (GA) and Bee Algorithms (BA) as optimization tools. Moreover, Fuzzy Logic modified PID Controller is applied to obtain better controller parameters. The mathematical model uses an analytical method, and the PID model employs Simulink in MATLAB. The paper presents the PID
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"Inspection and Analysis of Overspeed Protection for Metallurgical Crane." Foreign Language Science and Technology Journal Database Engineering Technology, December 10, 2021. http://dx.doi.org/10.47939/et.v2i12.158.

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Костарева, А. А. "Analysis of Demand for the Profession "crane operator in metallurgical production"." Human Progress 5, no. 4 (2019). http://dx.doi.org/10.34709/im.154.4.

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Статья посвящена вопросам анализа спроса на рабочую силу определенной профессии на рынке труда. Определена сущность спроса на труд, доказана актуальность темы тем, что металлургия является одной из системообразующих отраслей экономики России, а машинист крана одна из наиболее востребованных профессий отрасли. Дано описание трудовых функций, выполняемых работниками по данной профессии. Проанализирована средняя заработная плата по должностям и рейтинг профессии машинист крана металлургического производства на первый квартал 2019 года, в том числе перспективы профессии, входной барьер, уровень ко
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Nenova, Lyuba, Irena Atanassova, Mariela Stoykova, et al. "Relationships between Heavy Metal and Metalloid Contents and Major Soil Characteristics in Soils around the Former Kremikovtsi Metallurgical Plant Following Its Closure in 2009." Proceedings of the Bulgarian Academy of Sciences 76, no. 11 (2023). http://dx.doi.org/10.7546/crabs.2023.11.18.

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Soils around the former metallurgical plant Kremikovtsi were subject of continued interest due to the environmental problems resulting from the plant's activities and especially heavy metal pollution. The aim of the present study was to investigate the contamination of the studied soils by metals and metalloids, several years after the closure of the plant (2009) and to relate their concentrations to basic soil parameters, pH, electrical conductivity, cation exchange capacity, clay content and total organic carbon, which will contribute to better assessment of their behaviour and remediation s
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