Results 1 to 10 of about 144,009 (274)

Influence of the shaper parameters on the characteristics of acceleration pulses reproduced by mechatronic shock machines [PDF]

E3S Web of Conferences, 2021
In this paper the influence of the shaper parameters on the characteristics of acceleration pulses (peak value and duration) reproduced on mechatronic shock machines is analyzed.
Shtreker Denis, Polishchuck Mikhail, Popov Arkadii   +2 more
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Mathematical modeling and noise-proof estimation of shock wave pulse parameters based on the results of an experiment in underwater explosions [PDF]

Vestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2021
The article deals with the construction of a mathematical model of the underwater shock wave pulse based on the results of the experiment and numerical and analytical scientific research. The results of the development and comparative analysis of various
Vladimir E. Zoteev, Sergey Yu. Ganigin, Dmitry A. Demoretsky, Maksim V. Nenashev, Aleksey V. Gubinskiy   +4 more
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Method for Calculating the Parameters of Shock Pulses in Bearings with Local Damages to Raceways

Механика машин, механизмов и материалов, 2020
The method proposed in the article for calculating the parameters of shock pulses generated in rolling bearings when local defects occur is a development of research in the scientific direction of vibration-pulse diagnostics in relation to the ...
Nikolay N. Ishin, Arkadiy M. Goman , Andrey S. Skorokhodov , Yuriy A. Dakalo   +3 more
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Vibration-Pulse Method of Assessing Technical Condition of Ball Bearings. Calculation of Shock Pulses Parameters

Механика машин, механизмов и материалов, 2019
Currently widely used methods of vibration diagnostics of bearings are intended mainly for quasi-stationary conditions of their operation. The proposed method for calculating the parameters of the shock pulse generated in radial ball bearings due to the ...
Sergey N. Poddubko, Nikolay N. Ishin, Arkadiy M. Goman, Andrey S. Skorokhodov, Yuriy A. Dakalo   +4 more
doaj   +1 more source

Vibration-Pulse Method of Assessing Technical Condition of Ball Bearings. Study of Shock Pulses Parameters when Wearing Bearing Elements

Механика машин, механизмов и материалов, 2019
The issues of application of vibration-pulse method of assessing technical condition of ball bearings are investigated for an estimation of influence of wear of their working surfaces on shock pulses parameters.
Sergey N. Poddubko, Nikolay N. Ishin, Arkadiy M. Goman, Andrey S. Skorokhodov, Yuriy A. Dakalo   +4 more
doaj   +1 more source

Definition of the Parameters of the Shock Pulse in the Spur Gearing, Taking into Account the Elasticity of Shafts and Bearings

Механика машин, механизмов и материалов, 2012
This paper investigates the effect of elastic shafts and bearings on the parameters of the shock pulse in the mesh spur gears. It is possible to reduce the error in determining the amplitude of the shock pulse from 24.4 % to 8.34 %.
N.N. Ishin , A.M. Goman , A.S. Skorokhodov   +2 more
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Investigation of the Parameters of the Shock Pulse in the Spur Gears Gearing

Механика машин, механизмов и материалов, 2011
In job shock interaction of spur cogwheels is investigated at initial linear and dot contact of teeths for the purpose of effective realisation of technical status gear mechanisms vibrodiagnostics, the problem of definition of the form of a shock impulse
N.N. Ishin , A.M. Goman , A.S. Skorokhodov   +2 more
doaj   +1 more source

Analysis of conditions and criteria for shock pulse reproducibility on mechatronic test stands [PDF]

Омский научный вестник, 2021
Repeated impact testing is an important part of any product development. The tests are carried out on stands of repeated blows. In order to expand the range of functional parameters of mechatronic stands of multiple blows, the following are proposed:
A. K. Vasiliev, V. A. Dyachenko
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Investigation of the influence of the geometrical dimensions of the striker on the efficiency of energy transfer of shock pulses during wave strain hardening [PDF]

MATEC Web of Conferences, 2019
The article presents data on the influence of the geometric parameters of a flat-faced rod shock system on the efficiency of a shock pulse energy transfer to the deformation zone during wave strain hardening.
Kirichek Andrey, Barinov Sergey, Yashin Aleksandr   +2 more
doaj   +1 more source

Image Processing Evaluation of LSP Effect on the Corrosion Rate for the 304 Alloy [PDF]

Engineering and Technology Journal, 2023
The purpose of the study is to inhibit the corrosion rate using the (LSP) laser shock processing technology with an ND-YAG laser utilizing the Q-switched technique with a wavelength of 1046 nm for stainless steel 304 alloy.
Raghad Salman, Razi Al-azawi, A. Kadhim
doaj   +1 more source