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Energy: Недавние поступления

Отображаемые элементы 41-60 из 113

Oil and gas companies in the innovation conditions of economic development in Kazakhstan

Ziyadin, Sayabek; Malayev, Khakimzhan; Yessenova, Gulmira; Beyzhanova, Anar (E3S Web of Conferences, 2019)

The article shows that the implementation of oil and gas companies will be implemented in many sectors of the global economy, including the main development sector-manufacturing industry. In Kazakhstan, “positive” ...
New challenges in the financial management under the influence of financial technology

Doszhan, Raigul; Nurmaganbetova, Azhar; Pukala, Ryszard; Yessenova, Gulmira; Omar, Serik; Sabidullina, Ademi (E3S Web of Conferences, 2020)

Fintech, as they call companies that use the latest developments in the field of mobile payments, online lending, digital instant money transfers and other breakthrough technologies in building their business models. ...
Modeling of a Catalytic Cracking in the Gasoline Production Installation with a Fuzzy Environment

Orazbayev, Batyr; Kozhakhmetova, Dinara; Wójtowicz, Ryszard; Krawczyk, Janusz (Energies, 2020)

The article offers a systematic approach to the method of developing mathematical models of a chemical-technological system (CTS) in conditions of deficit and fuzziness of initial information using available data of ...
Model and field tests of drilled displacement system piles

Zhussupbekov, A.; Dhanya, J.S.; Issakulov, A.; Omarov, A.; Iskakov, S.; Mukhanov, D. (E3S Web of Conferences, 2023)

Drilled Displacement System (DDS) and Continuous Flight Auger (CFA) piles are two popular techniques used for building pile foundations that offer advantages over traditional pile systems, including improved load-carrying ...
Metal-Supported Solid Oxide Fuel Cells: A Review of Recent Developments and Problems

Opakhai, Serikzhan; Kuterbekov, Kairat (Energies 2023,, 2023)

The design of metal-supported solid oxide fuel cells (MS-SOFCs) has again aroused interest in recent years due to their low cost of materials, strength, and resistance to thermal cycling, as well as the advantages of ...
Management of sustainable development of the enterprise in the conditions of digitization

Orazbayev, Batyr; Utebaeyeva, Zheniskul; Abayeva, Gulder; Bozshaguiova, Saule; Ladanenko, Elena; Izbassarova, Liza (E3S Web of Conferences, 2023)

The issues of managing the sustainable development of an enterprise in the context of digitalization have been studied. The digitalization process is interpreted as a tool for transforming the enterprise at the levels ...
Spinor Dynamics in Pristine and Mn2+ Doped CsPbBr3 NC: Role of Spin-Orbit Coupling in Ground and Excited State Dynamics

Forde, Aaron; Inerbaev, Talgat; Kilin, Dmitri (Journal of Physical Chemistry C, 2018)

Fully inorganic lead halide perovskite nanocrystals (NCs) are of interest for optoelectronic and light-emitting devices because of their photoluminescence (PL) emission properties, which can be tuned/optimized by (I) surface ...
Role of Lead Vacancies for Optoelectronic Properties of Lead-Halide Perovskites

Vogel, Dayton J.; Inerbaev, Talgat M.; Kilin, Dmitri S. (Journal of Physical Chemistry C, 2018)

Methylammonium lead iodide perovskite materials have been shown to be efficient in photovoltaic devices. The current fabrication process has not been perfected, leaving defects such as site vacancies, which can trap charge ...
Comparative Analysis of Swirl Burner and Cross Jet Burner in Terms of Efficiency and Environmental Performance

Zhumagulov, Mikhail G.; Dolgov, Maxim V.; Baubek, Askar A.; Gribkov, Alexander M. (Journal of Combustion, 2023)

Te article contains a comparative analysis of two types of burners used in diferent methods of fuel-air mixture preparation: (1) vortex mixing and (2) mixing with transverse jets. Te analysis was carried out in order to ...
Issues on optimization of operating modes of power transformers

Alyunov, A.N.; Vyatkina, O.S.; Akhmetova, I.G.; Pentiuc, R.D.; Sakipov, K.E. (E3S Web of Conferences, 2019)

The article presents measure to optimize the operating modes of power transformers in order to minimize losses of electrical energy. The influence of actual voltage and service life of power transformers on electric ...
Issues of ecosystem conservation and safety (using the example of the “Semey Ormany” of the Republic of Kazakhstan)

Atantayeva, Bakyt; Zhanbossinova, Albina; Abdyrakhmanov, Tolobek; Kulshanova, Arman; Akhmetova, Raushan; Abenova, Gulnur (E3S Web of Conferences, 2024)

The article analyzes the issues of preserving the integrity of the planet's ecosystem in a rapidly changing world and climate change on the Earth. The authors note that at the present stage, threats arise in nature ...
Investigations of piles by bidirectional static loading test in Astana soils

Omarov, Abdulla; Zhussupbekov, Askar; Kaliakin, Victor (E3S Web of Conferences, 2023)

The article presents the results of vertical static load tests of diametral and deep bored piles specially conducted at the construction site of EXPO-2017 in Astana, Kazakhstan. The methodology for determining the bearing ...
Investigation of oil shale pyrolysis process: physicochemical properties and decomposition products

Sabitov, Ayat; Lopez, Gartzen; Mashan, Togzhan; Kusepova, Lyazat; Aibuldinov, Yelaman; Kopishev, Eldar (E3S Web of Conferences, 2024)

In the article pyrolysis of Kazakhstan oil shale with determination of physical and chemical properties of oil shale and products of its thermal decomposition is carried out. Elemental analysis of oil shale and ...
Informatization of teaching based on interdisciplinary connections of robotics with other subjects

Yermekova, Zhаdyra; Stukalenko, Nina; Kozhabekova, Elmira; Magauova, Akmaral; Sapargali, Pazylbek; Sadvakassova, Zukhra (E3S Web of Conferences, 2021)

In this work, the results of a study regarding the methodological aspects of organizing training courses in robotics in a school educational process are presented. In the course of the study, an analysis of the problem ...
INFLUENCE OF THE IMPACT OF ACOUSTIC CAVITATION ON THE PHYSICAL AND CHEMICAL PROPERTIES OF WATER

Dyussenov, K. M.; Sakipov, K.E.; Shayakhetova, R.T.; Nedugov, I.A.; Aitmagambetova, M. B.; Yessimseit, A.K. (Eurasian Physical Technical Journal, 2021)

The article presents the results of an experimental study of the changing the ionic composition of water under the influence of acoustic cavitation. The effect of acoustic radiation on the physical and chemical properties ...
Influence of Catalyst on the Yield and Quality of Bio-Oil for the Catalytic Pyrolysis of Biomass: A Comprehensive Review

Reza, Md Sumon; Iskakova, Zhanar Baktybaevna; Afroze, Shammya; Kuterbekov, Kairat; Kabyshev, Asset; Bekmyrza, Kenzhebatyr Zh.; Kubenova, Marzhan M.; Abu Bakar, Muhammad Saifullah; Azad, Abul K.; Roy, Hridoy; Islam, Md Shahinoor (Energies, 2023)

In the modern world, as the population rises and fossil fuel supplies decline, energy demands continue to rise. Moreover, the use of fossil fuels harms the ecology, contributing to pollution and global warming. In order ...
Influence of Bi substitution with rare-earth elements on the transport properties of BiCuSeO oxyselenides

Novitskii, Andrei; Serhiienko, Illia; Novikov, Sergey; Ashim, Yerzhan; Zheleznyi, Mark; Kuskov, Kirill; Pankratova, Daria; Konstantinov, Petr; Voronin, Andrei; Tretiakov, Oleg A.; Inerbaev, Talgat; Burkov, Alexander; Khovaylo, Vladimir (ACS Applied Energy Materials, 2022)

In this study, we demonstrate that introduction of rare-earth elements, R = La or Pr, into the Bi-O charge reservoir layer of BiCuSeO leads to an increase of both the charge carrier concentration and the effective mass. ...
IMPROVING THE QUALITY OF EKIBASTUZ COAL USING THE DRY ENRICHMENT METHOD

Shaimerdenova, K.M.; Sakipov, K.E.; Abdirova, N.T.; Suleimenova, S.E. (EURASIAN PHYSICAL TECHNICAL JOURNAL, 2024)

This paper discusses the possibility of improving the ekibastuz coal quality through the use of "dry enrichment" technology. The experiments and calculations carried out made it possible to determine the optimal scheme ...
Improving digital services and algorithms for planning subsidies in the agricultural sector

Samygin, Denis; Tuskov, Andrey; Grosheva, Ekaterina; Saparova, Botagoz; Saparova, Altynai (E3S Web of Conferences, 2024)

The paper addresses the issue of developing methodological support for digital platforms and services in the field of strategic planning for the resource provision of the agricultural economy. It is shown that the ...
Improvement of Algorithms of the Topological Model of the Steady Mode of Electric Power Systems

Akhmetbaev, Dauren; Dzhandigulov, Abdygali; Akhmetbaev, Arman; Bystrova, Svetlana; Begezhanova, Shakizat (E3S Web of Conferences, 2023)

The work improves the algorithms for the formation of a steady state mode of electric power systems, developed on the basis of a topological model. The topological model is developed on the basis of the theory of ...

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