Prediction of wearing out of power transformer winding insulation
Importance of the different parameters of wearing out of power transformer insulation prediction structure and operating factors. Selection of configuration and parameters of paper insulation and transformer oil technical state models is investigated.
Подобные документы
Theoretical study of important bulk properties of nuclei far from stability. The formation of neutron skin and its evolution with an increase of the neutron number is investigated on the basis of a self-consistent deformed mean-field Hartree-Fock.
статья, добавлен 27.07.2016Электроэнергия как один из важнейших ресурсов в современном мире. Формулировка и способы разрешения задачи Optimal Power Flow. Типы релаксации и их сравнительное описание, условия и возможности использования: полуопределенная, хордальная и коническая.
курсовая работа, добавлен 03.07.2017Study of electrical characteristics of organic diodes of metal phthalocyanine. Analysis of the role of the metal Cu, Al, Zn, Mg on electronic parameters. The substantiation of the nonideal behavior of the obtained values of n: 1.85, 2.22 and 4.40.
статья, добавлен 23.12.2016Identify the best value of the functional for four-layer structures at different angles of light incidence. Calculation of the performance of software developed by the algorithm for solving the problem of optimization of multilayer optical structures.
статья, добавлен 20.01.2017Establishing the regularities of the thermal factor and radiation processing influence on the structure of ion-plasma coatings received by magnetron sputtering of quasi-binary WC-TiC system. Creation and use in practice ion-plasma multilayer coatings.
статья, добавлен 30.07.2016Testing of the computational method PFSEM to restore the characteristics of the electron beam on the basis of two-parametric fitting of semi-empirical model for the depth dependence of the dose. Dose measurement of electrons in the dosimetric wedge.
статья, добавлен 22.12.2016Investigation of physical-energy States, reactions and excitation spectra in deformed heavy nuclear systems, magnetic spectrograph. Modeling schemes States actinide nuclei fissility. Calculation of inertia parameters of energy in the examined groups.
статья, добавлен 11.11.2013Acquaintance with the features of the influence of polymer coatings on the lifetime of carriers in silicon crystals used in solar energy. General characteristics of the conditions of magnetic and X-ray exposure, analysis of electrophysical parameters.
статья, добавлен 23.12.2016The theoretical analysis of the temperature dependences in linear voltammetry in this communacation for reversible and totally irreversible electrochemical processes. Features of studing means of linear voltammetry technique in sulfare solutions.
статья, добавлен 27.07.2016Perspectives of Cyclotron Wave Converter (CWC) of microwaves into DC are discussed in a form of short review. All main parts of CWC (microwave cavity, reverse region and collector) are analyzed. Existing experimental results are briefly described.
статья, добавлен 04.11.2018- 111. Peaceful atom
Consideration of the features of the energy of thermonuclear fusion. Study of the problems of nuclear power plants. The radiation hazard assessment. Devices designed to determine the level of radiation. The principle of operation of the Geiger counter.
статья, добавлен 20.02.2019 The problem of synthesis for an infinite circular impedance cylinder is investigated. The law of impedance distribution must provide, with higher speed, the electromagnetic field attenuation along the structure, as compared with an conducting cylinder.
статья, добавлен 04.11.2018An analysis over of character of the isodenses of conical charge products, got by mathematical design. Consideration of character of intermediate initiator using in a downhole charge as the truncated cone at his location in the ground part of hole.
статья, добавлен 29.10.2020Characteristic features of the effect of noise on the power and polarization characteristics of semiconductor lasers within the scope of our earlier model which considers polarization switching. Research and analysis of results of numerical simulation.
статья, добавлен 29.01.2016The essence of temperature is one of the most important factors affecting the coefficient of dielectric loss. This paper presents the investigation of temperature dependences of the microwave dielectric losses for different mechanisms of polarization.
статья, добавлен 29.01.2017The model of chaotic behavior nucleons in nuclei, based on the model of nuclear interactions and the Fermi-Dirac statistics. Energy potential of nucleons at a constant temperature in the range of parameters. Discrete model of the energy levels in nuclei.
статья, добавлен 29.04.2017- 117. Problems of protection during the massive penetration of renewable energy sources in power systems
Among the various sources of alternative energy, wind and solar are two prominent and promising alternatives for future electricity needs. These sources are integrated into distribution networks for local consumers. Adaptive retransmission schemes.
статья, добавлен 28.12.2020 Factors affecting the intensity of wear of parts. Analysis of the disadvantages associated with the abrasive polishing of precision parts. The required properties of the electrolyte and the correct selection of the optimal composition for running.
статья, добавлен 29.01.2016The deterministic spherical motion of the ferromagnetic fine particle with frozen magnetic moment is considered. Using the equations of motion and the mode of torsional oscillation. The influence of the static field on the magnitude of the power loss.
статья, добавлен 30.07.2016Investigating nanolaminates formed by compaction of FeCo nanoparticles with a very thin coating of a protective carbon or oxide. The hysteretic power loss as a function of frequency. The real, imaginary parts of permeability for soft magnetic materials.
статья, добавлен 28.10.2018- 121. Energy security
Energy security is the association between national security and the availability of natural resources for energy consumption. International trade in oil and gas. Risks associated with nuclear power technology. Features the use of solar heating systems.
статья, добавлен 19.02.2019 Nikola Tesla as inventor in the field of electrical and radio engineering. Wireless power at a distance - the most mysterious inventions of a scientist. The influence of research on Tesla in the field of electromagnetism to the discovery of x-rays.
презентация, добавлен 07.12.2014Study of response function of CdZnTe detector to measure the energy spectra of electrons. The calculation of spectra by the Monte Carlo method. The use detector model fitting parameters: products of mobility on the average lifetimes of electrons, holes.
статья, добавлен 22.12.2016The nonlinearly damped semilinear wave equation and a thermoelastic Mindlin-Timoshenko plate system with nonlinear viscous damping. The upper semi-continuity of the attractor with respect to the parameters related to the coupling terms and the shear.
статья, добавлен 30.10.2016The application of the structure of socio-technical and multi-level theory of transition. Successful introduction of innovations. Development of scenario heating system for the Ukrainian city of Bila Tserkva. Development of new types of heating systems.
статья, добавлен 30.12.2017