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Genre:Прикладные науки. Общие вопросы. Техника (technics_IT)
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81-90 of 132
periodical press (Magazines)
YAKAR А.
Yakar, А. Extensions of some differential inequalities for fractional integro-differential equations via upper and lower solutions [Text] / А. Yakar, H. Kutlay // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 156-167. - Bibliogr.: p. 165-166 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
This paper deals with some differential inequalities for generalized fractional integro-differential equations by using the technique of upper and lower solutions
Keywords
fractional differential equations, differential inequalities, upper and lower solutions, boundary value problem
Kazakhstan
0/0 Free
periodical press (Magazines)
BERDIMURATOV N. E.
Berdimuratov, N. E. Electrofriction treatment of plow shares [Text] / N. E. Berdimuratov, Ye. Ye. Kambarov , M. Maulet [et al.] // Қарағанды университетінің хабаршысы. Физика сериясы. - 2024. - Vol. 29, № 1 (113). - P. 66-72. - Bibliogr.: p. 70 ISSN 2518-7198.
UDC:
621.785.616
Subject headings
- Hardening of steel
Annotation
This paper presents the results of research aimed at developing the technology of plow share hardening by means of electrofriction hardening
Keywords
electrofriction technology, hardening, plow share, microstructure, microhardness, электрфрикциялық технология, соқа түрені, электрофрикционная технология, лемех плуга
Kazakhstan
0/0 Free
periodical press (Magazines)
HASANOV E. R.
Hasanov, E. R. Excitation of transverse and longitudinal thermomagnetic waves in anisotropic conducting media in the presence of a temperature gradientT without an external magnetic fieldH [Text] / E. R. Hasanov, Sh. G. Khalilova , R. K. Mustafayeva // Қарағанды университетінің хабаршысы. Физика сериясы. - 2024. - Vol. 29, № 2 (114). - P. 43-52. - Bibliogr.: p. 50-51 ISSN 2518-7198.
UDC:
621.315.592
Subject headings
- Semiconductors
Annotation
In this theoretical work, the frequencies of the thermomagnetic wave at k || T and at k T were found, and it was proven that at longitudinal (k || T) and at transverse the direction of the frequency and growth rate of these waves depends differently on the external magnetic field
Keywords
thermomagnetic waves, transverse waves, longitudinal waves, electrical conductivity tensor, inverse tensor, термомагниттік толқындар, термомагнитные волны
Kazakhstan
0/0 Free
periodical press (Magazines)
SATTINOVA Z.
Sattinova, Z. Evaluation of influence of thermoplastic slurry flow conditions on heat transfer coefficient during beryllium ceramic formation [Text] / Z. Sattinova, B. Assilbekov , U. Zhapbasbayev [et al.] // Қарағанды университетінің хабаршысы. Физика сериясы. - 2024. - Vol. 29, № 2 (114). - P. 82-93. - Bibliogr.: p. 90-91 ISSN 2518-7198.
UDC:
666.56
Subject headings
- Special types of porcelain
Keywords
thermoplastic slurry, beryllium oxide, hydrodynamics, heat exchange, casting process, formation, solidification process, ceramics, термопластикалық шликер, бериллий оксиді, термопластичный шликер, оксид бериллия
Kazakhstan
0/0 Free
periodical press (Magazines)
TSVIRKUN S.
Tsvirkun, S. Enhancing the safety of evacuation of visitors of shopping and entertainment centres [Text] / S. Tsvirkun, M. Udovenko , T. Kostenko [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 6 (456). - P. 214-223. - Bibliogr.: p. 223 ISSN 2224-5278.
UDC:
614.84
Subject headings
- Fire hazard. Fire protection
Annotation
The paper is devoted to the study of the peculiarities of evacuation of children from entertainment centers and recommendations for improving the safety of visitors to shopping malls based on the results of mathematical modeling of fire development and evacuation processes
Keywords
fire hazards, evacuation, mathematical modelling, FDS, пожароопасность, эвакуация
Kazakhstan
0/0 Free
periodical press (Magazines)
KRYUCHKOV YE.
Kryuchkov, Ye. Experimental determination on cleaning the exhaustgas of an automobilemuffler by an electric pulse [Text] / Ye. Kryuchkov, A. Kukeshevа , A. Kadyrov // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Техникалық ғылымдар және технологиялар сериясы. - 2023. - № 1 (142). - Р. 23-31. - Bibliogr.: p. 30-31 ISSN 2616-7263.
UDC:
621.43.068.4
Subject headings
- Exhaust gas cleaning
Annotation
The article highlights the results of scientific and experimental research of the authors on the development of new designs of automobile exhaust muffler working on the basis of the method of electro-pulsed cleaning, designed to reduce the concentration of harmful exhaust gases
Keywords
electric pulse muffler, gas ionization, gas transparency, exhaust system, cars
Kazakhstan
0/0 Free
periodical press (Magazines)
TULEBEKOVA A.
Tulebekova, A. Effectiveness of reinforcement on soil subsidence [Text] / A. Tulebekova, G. Tanyrbergenova , A. Zhankina [et al.] // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Техникалық ғылымдар және технологиялар сериясы. - 2023. - № 1 (142). - Р. 107-115. - Bibliogr.: p. 114-115 ISSN 2616-7263.
UDC:
624.138.35
Subject headings
- Physical methods of soil strengthening
Annotation
This study presents experimental studies of soil reinforcement. An important factor is to determine the properties of the soil, so the paper presents the results of laboratory tests
Keywords
soil, soil foundations, geosynthetics, subsidence, reinforcement, construction of structures
Kazakhstan
0/0 Free
periodical press (Magazines)
INERBAEV T. M.
Inerbaev, T. M. Electronic structure modification and negative magnetostriction in Fe-Ga alloy of D03 structure with Ga content variation [Text] / T. M. Inerbaev, A. U. Abuova , A. K. Dauletbekova [et al.] // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Техникалық ғылымдар және технологиялар сериясы. - 2022. - № 4 (141). - Р. 74-86. - Bibliogr.: p. 81-83 ISSN 2616-7263.
UDC:
681.586.785
Subject headings
- Magnetostrictive transducers
Annotation
The influence of a change in the Ga content on the magnetostrictive properties of the Fe3Ga alloy with the D03 structure has been studied by density functional theory methods
Keywords
Fe-Ga alloy, electronic structure, density functional theory, magnetostriction, magnetoelastic energy, negative magnetostriction
Kazakhstan
0/0 Free
periodical press (Magazines)
TANASHEVA N. K.
Tanasheva, N. K. Experimental study of aerodynamic coefficients of a combined blade [Text] / N. K. Tanasheva, A. R. Bakhtybekova , N. N. Shuyushbayeva [et al.] // Қарағанды университетінің хабаршысы. Физика сериясы. - 2024. - Vol. 29, № 1 (113). - P. 92-98. - Bibliogr.: p. 96 ISSN 2518-7198.
UDC:
621.548
Subject headings
- Wind energy. Wind turbines
Annotation
The purpose of this work is experimental study of aerodynamic coefficients of a combined bladein the form of a cylinder and a fixed plate, depending on the angle of inclination relative to the incoming flow
Keywords
Magnus, combined blade, lifting force, drag force, flow velocity, tilt angle, жел энергетикалық қондырғы, ветроэнергетическая установка
Kazakhstan
0/0 Free
periodical press (Magazines)
Energy.PRO [Текст] : информационно-аналитический производственный журнал / Союз инженеров-энергетиков Республики Казахстан. – Алматы : NTB. PRO, 2024. - – Выходит шесть раз в год.
5/5 Free
YAKAR А.
EXTENSIONS OF SOME DIFFERENTIAL INEQUALITIES FOR FRACTIONAL INTEGRO-DIFFERENTIAL EQUATIONS VIA UPPER AND LOWER SOLUTIONS
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free
HASANOV E. R.
EXCITATION OF TRANSVERSE AND LONGITUDINAL THERMOMAGNETIC WAVES IN ANISOTROPIC CONDUCTING MEDIA IN THE PRESENCE OF A TEMPERATURE GRADIENTT WITHOUT AN EXTERNAL MAGNETIC FIELDH
periodical press (Magazines)
0/0 Free
SATTINOVA Z.
EVALUATION OF INFLUENCE OF THERMOPLASTIC SLURRY FLOW CONDITIONS ON HEAT TRANSFER COEFFICIENT DURING BERYLLIUM CERAMIC FORMATION
periodical press (Magazines)
0/0 Free
TSVIRKUN S.
ENHANCING THE SAFETY OF EVACUATION OF VISITORS OF SHOPPING AND ENTERTAINMENT CENTRES
periodical press (Magazines)
0/0 Free
KRYUCHKOV YE.
EXPERIMENTAL DETERMINATION ON CLEANING THE EXHAUSTGAS OF AN AUTOMOBILEMUFFLER BY AN ELECTRIC PULSE
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free
INERBAEV T. M.
ELECTRONIC STRUCTURE MODIFICATION AND NEGATIVE MAGNETOSTRICTION IN FE-GA ALLOY OF D03 STRUCTURE WITH GA CONTENT VARIATION
periodical press (Magazines)
0/0 Free
TANASHEVA N. K.
EXPERIMENTAL STUDY OF AERODYNAMIC COEFFICIENTS OF A COMBINED BLADE
periodical press (Magazines)
0/0 Free
ENERGY.PRO (2024)
periodical press (Magazines)
5/5 Free