Analysis PQP foundries. Deflection compensation voltage using off-load tap changer and on-load tap changer
The analysis of indicators of quality of electric energy in the foundry. Power quality in combination with other factors result in economic losses. Regulation of voltage deviation is performed by off-load tap changer transformer load tap changer shop.
Подобные документы
- 1. Optimal control of mutual impact of electric grids for the reduction of their electric energy losses
Mathematical models and algorithms of determination of power losses in an inhomogeneous electric networks caused of their interaction. A way to reduce these losses by means of linear regulators that are installed in the electric networks of low voltage.
статья, добавлен 29.06.2016 The measurement and analysis of the quality of electrical energy in electric grids. The characteristics of the main tools for measuring power quality, the requirements on the measurement of power quality. Instruments to measure the indicators of quality.
статья, добавлен 06.05.2018Presents methods for evaluation and improvement of output quality of an autonomous power supply system. Characteristic of the output impedance of a switching voltage regulator. Research and analysis features of the process setup for measuring impedance.
статья, добавлен 24.05.2018Socioeconomic development and increase in population demand for electric power. Problems of compensation of reactive power of the power system. Management of the electric grid mode to match voltage indicators with the standards of the power supply mode.
статья, добавлен 07.12.2024Voltage deviation in the distribution networks has been performed and expediency of the voltage deviation control for electrically closest and farthest consumers have been analyzed in terms of Levanevska substation, town of Zaporizhzhia.
статья, добавлен 14.10.2020Causes of accidents on power lines depending on the voltage class. Analysis of electrical equipment connected to high-voltage lines. Study of leaks in transition insulators of network wires at transformer substations, location of trees, bird flocks.
статья, добавлен 07.12.2024The analytical expression for the calculation of the relay mode frequency and power. Development of parameters of electric energy converters. The absence of the phase shift between voltage and current. Solution EMC problems. The reduction of power losses.
статья, добавлен 29.07.2016Calculation condition of heating load calculation, simulation. Evaluation of heating load calculation considering the surrounding environment. Comparison of heating load of surrounding environment by simulation. Reference value by class of housing.
статья, добавлен 20.09.2021History of origin and development of the electrotechnical industry. Characteristics and distribution of transformers, their features and purpose. High voltage DC technology. Consequences of absence of electric energy storage in transmission systems.
контрольная работа, добавлен 20.02.2019The procedure of creation, check and adjustment of detailed dynamic model of an electric power system. Criteria of verification and quality indicators of authenticity of dynamic models. Definition of sizes of the measured meanings of voltage frequency.
статья, добавлен 23.06.2013Schemes at medium voltage supply condition of neutral wire connection conditions. Measures to reduce investment in low voltage networks. The supply of isolated monophase consumer at MV by ground return. Technical limits for using small power transformers.
статья, добавлен 02.02.2019A method of the WWER-1000 fuel element cladding durability analysis using the energy creep theory. The value of linear heat. Linear heat rate jump. Analyzing the current Ukrainian energetic status. Circumferential and axial stress. Combined load cycle.
статья, добавлен 22.08.2013Technologies for voltage control of self-excited induction generators. An approach for maximizing the power extracted from self-excited induction generators in specific applications without strict restrictions on the generated frequency and voltage.
статья, добавлен 24.06.2016Analysis of the hybrid power plant, which consists of renewable energy sources: solar, wind power. Features of installed equipment and factors affecting its productivity. Analysis of information obtained from the hybrid power plant under investigation.
статья, добавлен 30.04.2018The current state of renewable energy sources in Ukraine is studied. The indicators of the total capacity of solar energy of Ukraine were analyzed and the rating was determined in Europe by growth rates. Factors influencing the market of energy services.
статья, добавлен 08.01.2024Important properties of the system power supply. The value of renewable energy to be able to supply electricity when demand is high. Requirements for various energy storage applications, the ability of existing technologies. Energy storage technologies.
статья, добавлен 26.12.2012Analysis of perspectives of development of renewable energy sources in Poland in the future. Investigation and characterization of the cumulative power installation and electric energy production. Definition of the forecast of power installation.
статья, добавлен 22.03.2016Importance 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.
статья, добавлен 29.07.2016Consideration by companies of power source options from the point of view of technical and economic efficiency of implementation options. Analysis of various niches of using solar and wind power plants as an alternative energy source for oil facilities.
статья, добавлен 06.12.2024Synchronized measurements (the registrations of the transients) of the regime parameters, including vectors of the voltage in the network nodes, creating the technical possibility of realization of the technologies for checking of regime admissibility.
статья, добавлен 23.06.2013The procedure of coordinating solutions for individual subsystems and does not require iterative calculations by subsystem. Setting the nodes with PMU as slack nodes of subsystems provides coordination of voltage phase angles in subsystem calculations.
статья, добавлен 23.06.2013The implementation of the algorithm of the mathematical model, the procedure for calculating the necessary expressions and their type of representation. Programming sequence of the mathematical model consideration. The equations for current and voltage.
статья, добавлен 02.02.2019The results of a comprehensive analysis of the implementation of measures for energy saving and use of renewable energy sources in the Republic of Moldova using the MARKAL model. Determining the cost of work on the development of renewable energy sources.
статья, добавлен 02.02.2019The operation of the photoconversion system based on dual voltage inverters with synchronous intermittent modulation algorithms. Analysis of systems with two basic types of synchronous intermittent modulation and under different operating conditions.
статья, добавлен 02.02.2019- 25. Structural features and potential risks for the functioning of the energy security system of Ukraine
Processes, elements, components of factors of influence on the state energy security system. Sensitivity of elements of state energy security system to external and internal factors that directly affect the quality of its functioning. The types of risks.
статья, добавлен 08.01.2024