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Genre:Прикладные науки. Общие вопросы. Техника (technics_IT)
catalogue:Articles
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1-5 of 5
periodical press (Magazines)
KUANDYKOV T. A.
Kuandykov, T. A. New technology of uncover the ore horizon by the method of in-situ leaching for uranium mining [Text] / T. A. Kuandykov, T. D. Karmanov , E. I. Kuldeyev [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 3 (453). - P. 142-154. - Bibliogr.: p. 153-154 ISSN 2224-5278.
UDC:
622.24
Subject headings
- Drilling of wells. Drilling technique and technology
Annotation
The article presents the main factors that reduce the formation permeability and the processes of artificial penetration of particles into the rock pores and cracks
Keywords
airlift, productive layer, drilling, well, ore-bearing horizon, mud pump, compressor, uranium mining
Kazakhstan
0/0 Free
periodical press (Magazines)
OMKAR R.
Omkar, R. Numerical solution of differential - difference equations having an interior layer using nonstandard finite differences [Text] / R. Omkar, M. Lalu , K. Phaneendra // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 2 (110). - P. 104-115. - Bibliogr.: p. 114-115 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
This paper addresses the solution of a differential-difference type equation having an interior layer behaviour
Keywords
differential-difference equation, boundary layer, nonstandard finite difference, convergence, differential equations
Kazakhstan
0/0 Free
periodical press (Magazines)
SINSOYSAL B.
Sinsoysal, B. Numerical method to solution of generalized model Buckley-Leverett in a class of discontinuous functions [Text] / B. Sinsoysal, M. Rasulov , R. Iskenderova // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 131-140. - Bibliogr.: p. 137-138 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
A new numerical method is proposed for solving the generalized Buckley-Leverett problem, which describes the movement of two-phase mixtures of Bazhenov bed sediments in a class of discontinuous functions
Keywords
generalized Buckley-Leverett problem, auxiliary problem, finite differences method, nonlinear differential equations
Kazakhstan
0/0 Free
periodical press (Magazines)
ASHYRALYEV А.
Ashyralyev, А. Numerical solution of the boundary value problems for the parabolic equation with involution [Text] / А. Ashyralyev, C. Ashyralyyev , A. M. S. Ahmed // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 56-57. - Bibliogr.: p. 56-57 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
This work studied two boundary value problems for involutary parabolic equation with the first and second kind conditions
Keywords
involution, parabolic, finite difference scheme, stability estimate, boundary value problem
Kazakhstan
0/0 Free
periodical press (Magazines)
ARUOVA L.
Aruova, L. New energy-efficient materials for construction [Text] / L. Aruova, A. Jexembayeva , M. Konkanov [et al.] // Bulletin of L.N. Gumilyov Eurasian National University. Technical sciences and technology series. - 2023. - № 4. - Р. 175-187. - Bibliogr.: p. 184-185 ISSN 2616-7263.
UDC:
624.015
Subject headings
- Construction materials
Annotation
The article presents the outcomes of investigations into the mechanical and physical characteristics of foam concrete and the structural features of the material
Keywords
сoncrete, heat transfer, thermal insulation, porosity, thermal conductivity, air conditioning, energy conservation
Kazakhstan
0/0 Free
KUANDYKOV T. A.
NEW TECHNOLOGY OF UNCOVER THE ORE HORIZON BY THE METHOD OF IN-SITU LEACHING FOR URANIUM MINING
periodical press (Magazines)
0/0 Free
OMKAR R.
NUMERICAL SOLUTION OF DIFFERENTIAL - DIFFERENCE EQUATIONS HAVING AN INTERIOR LAYER USING NONSTANDARD FINITE DIFFERENCES
periodical press (Magazines)
0/0 Free
SINSOYSAL B.
NUMERICAL METHOD TO SOLUTION OF GENERALIZED MODEL BUCKLEY-LEVERETT IN A CLASS OF DISCONTINUOUS FUNCTIONS
periodical press (Magazines)
0/0 Free
ASHYRALYEV А.
NUMERICAL SOLUTION OF THE BOUNDARY VALUE PROBLEMS FOR THE PARABOLIC EQUATION WITH INVOLUTION
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free