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Energy: Recent submissions

Now showing items 41-60 of 143

REGIONAL CONFLICTS AS AN ATTRIBUTE OF GLOBAL INSTABILITY

Baturin, Vladimir Stepanovich; Esim, Garifolla; Shakirov, Symbat Erkebaevich (JOURNAL OF SECURITY AND SUSTAINABILITY ISSUES, 2019)

The article presents the nature of regional conflicts as one of the types of social conflicts in the context of traditional (naturalistic) and activity approaches. The authors reveal a number of conditions that determined ...
Problematic issues of geographical education in Kazakhstan

Mazbayev, Ordenbek; Alieva, Lazat; Demeuov, Arman (E3S Web of Conferences, 2020)

Geographical education in the post-Soviet countries after independence is oriented to the Western model of teaching disciplines. What positive and negative results have been obtained to date are discussed in this ...
Optimization Modelling of the Decarbonization Scenario of the Total Energy System of Kazakhstan until 2060

Zhakiyev, Nurkhat; Khamzina, Ayagoz; Zhakiyeva, Svetlana; Miglio, Rocco De; Bakdolotov, Aidyn; Cosmi, Carmelina (Energies, 2023)

This research article provides a comprehensive scenario analysis of key structural changes in Kazakhstan’s fuel and energy complex subsectors until 2060, focusing on decarbonization efforts. The background places the ...
ON THE STRUCTURE OF COHOMOLOGICAL MODELS OF ELECTRODYNAMICS AND GENERAL RELATIVITY

Arkhipov, V.V.; Aringazin, A.K.; Kudussov, A.S. (Eurasian Physical Technical Journal, 2020)

In the present paper, we take case of a complex scalar field on a Riemannian manifold and study differential geometry and cohomological way to construct field theory Lagrangians. The total Lagrangian of the model is ...
On the state of the environment and natural environment of the East Kazakhstan region

Omurova, Jamyikat; Zhanbossinova, Albina; Kurumbaeva, Gulnara; Kurbanova, Nazira; Khassenova, Zhazira; Bekboeva, Alaigul; Karasartova, Chynarkul (E3S Web of Conferences, 2024)

The article analyzes the state of the environment in the East Kazakhstan region. The authors, having analyzed official sources, showed that as a result of the restoration of production volumes at non-ferrous metallurgy ...
On convergence of nonlinear topological algorithms for calculation of steady modes of electric networks

Akhmetbaev, Dauren; Akhmetbaev, Arman (E3S Web of Conferences, 2023)

The paper presents the results of a study of topological algorithms for the formation of a steady state of a complex electrical network, on the convergence of the iterative process. For a power transmission with ...
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 ...

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