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Zhe Yang, Ding Liu and Gang Zheng
The roll eccentricity signal is a weak and complex periodic signal that is difficult to be identified. To improve the detection accuracy of the roll eccentricity signal and to compensate effectively, this study proposed a roll eccentricity signal detecti...
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Serik Mashekov,Adilzhan Eleuovich Nurtazayev,Aigerim Mashekova,Yerik Nugman,Ulan Angarbekov
Pág. 63 - 71
This paper proposes a radial-shear mill (RSM) of a new design, which allows by rolling or rolling and pressing operations obtaining high-quality rods and wires. In addition, it proposes the method of computer calculation of the energy-power parameters of...
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Serik Mashekov,Yerik Nugman,Aigerim Mashekova,Aimangul Sekerbek,Nurbolat Sembayev,Symbat Akparova
Pág. 23 - 31
The paper proposes a radial shear mill (RSM) of a new design, which allows manufacturing metal rods of small diameters or wires with a fine-grained structure. The paper presents the results of modeling the evolution of the structure during hot rolling-pr...
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????????? ????????????? ??????, ????????? ?????????? ????????, ?????? ????????? ?????????, ???? ???????????? ???????, ????? ????????????? ??????????
Pág. 38 - 47
The subject of the research in the article are topical issues related to the development of technology for the repair and restoration of large-sized gears of drives of walking excavators, ore-grinding mills, ball mills. The goal is to develop a new techn...
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Rupert Gouws
This paper presents an efficiency analysis of an induction motor with direct torque and flux control at a hot rolling mill in South Africa. Two scenarios were evaluated: 1) where the induction motor was controlled at a constant speed with a variable thic...
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S. R. Rahmanov
Pág. 198 - 202
The problem about parametrical fluctuations of system «sleeve (pipe) ? mandrel ? core» of an automatic mill of the pipe-rolling unit is considered. The differential equation of movement of a core mandrel of an automatic mill of the pipe-rolling unit is w...
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V. V. Kovalenko,Yu. L. Zayats,T. P. Reshetnyak,P. O. Pshinko
Pág. 122 - 124
The methods of increasing the physic?-mechanical, technological properties and durability of concrete, mortars and reinforced concrete are presented in the paper. The influence of basic plasticizers, dispersed and complex additions on the operation prope...
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V. O. Yarovoi
Pág. 136 - 140
In this paper the grounds of the forging procedure modification while mastering the new type of the railway wheels BA 318 for DB AG certification are reported. The technically based rolling procedure of the wheels rolling with application of th...
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