Results 1 to 10 of about 9,722,579 (330)

Provision of Rational Parameters for the Turning Mode of Small-Sized Parts Made of the 29 NK Alloy and Beryllium Bronze for Subsequent Thermal Pulse Deburring. [PDF]

open access: yesMaterials (Basel), 2023
The increase in the share of physical and technical processing methods in the arsenal of deburring technologies used in modern production is associated both with the use of difficult-to-machine materials, such as beryllium bronze and the 29 NK alloy, and
Martyushev NV   +6 more
europepmc   +2 more sources

The Membership Problem for Hypergeometric Sequences with Rational Parameters [PDF]

open access: yesProceedings of the 2022 International Symposium on Symbolic and Algebraic Computation, 2022
We investigate the Membership Problem for hypergeometric sequences: given a hypergeometric sequence ❬un❭∞n=0 of rational numbers and a target t∈Q, decide whether t occurs in the sequence.
Klara Nosan   +3 more
semanticscholar   +5 more sources

Chickpea seeds germination rational parameters optimization

open access: yesJournal of Physics: Conference Series, 2018
The paper presents the influence of chickpea seeds bioactivation parameters on their enzymatic activity experimental results. Optimal bioactivation process modes were obtained by regression-factor analysis: process temperature - 13.6 °C, process duration
Y. Safonova, M. Ivliev, A. Lemeshkin
semanticscholar   +2 more sources

Substantiation of Geometric Parameters of a Variable Inertia Moment Pulley

open access: yesNauka ta progres transportu, 2023
Purpose. The main purpose of our work is to substantiate the geometric parameters of a variable moment of inertia pulley, which can reduce the weight of a drive with such a pulley. Methodology.
Olek. S. Kuropiatnyk, M. Y. Sharapov
doaj   +1 more source

Determination of rational operating parameters of vibroimpact screen [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2022
The paper deals with the problem of vibroimpact screen operating regimes selection for the regime of anti-phase oscillations of its elements. The criteria of effective screen operation accepted are impact impulse transferred to sieve from vibroimpact ...
Sizikov V.S.
doaj   +1 more source

Application of UBC methodology for underground mining method selection [PDF]

open access: yesPodzemni Radovi, 2022
The total operating costs of each mine largely depend on the method of mining. Therefore, the appropriate choice of the method of mining excavation is very important and great attention is paid to this issue.
Mijalkovski Stojanče   +4 more
doaj   +1 more source

Determination of rational parameters of a device for leather feeding to the machining area

open access: yesEastern-European Journal of Enterprise Technologies, 2023
The quality of mechanical processing of the skin largely depends on the parameters of the skin feeding to the processing zone between the working rolls. The processed material at the entrance to the processing zone must be free of folds and wrinkles, i.e.
G. Bahadirov   +2 more
semanticscholar   +1 more source

Choice of garbage trucks with rational parameters according to criterion of minimum operating cycle time

open access: yesE3S Web of Conferences, 2023
In conditions of limited commercial information on costs and rational costs, machines' efficiency and rational parameters at the stage of their manufacturing can be established based on an analysis of technical and operational indices. On this basis, the
T. K. Khankelov, N. Mukhamedova
semanticscholar   +1 more source

Rationality Parameter for Exercising American Put [PDF]

open access: yesRisks, 2015
In this paper, irrational exercise behavior of the buyer of an American put is characterized by a single parameter. We model irrational exercise rules as the first jump time of a point processes with stochastic intensity. By the rationality parameter, we parameterize a family of stochastic intensities that depends on the value of the put itself.
Gad, Kamille Sofie Tågholt   +1 more
openaire   +8 more sources

Selecting the rational parameters for restoring filtration characteristics of ores during borehole mining of uranium depositst

open access: yesMining of Mineral Deposits, 2022
Purpose. The research purpose is to increase the efficiency of borehole uranium mining by selecting special decolmating solutions and rational parameters of the technology for influencing the seam near-filter zone of geotechnological boreholes, as well ...
Z. Kenzhetaev   +3 more
semanticscholar   +1 more source

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