Power supply with discrete electricity consumption
The 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.
Подобные документы
Schemes 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 02.02.2019Electric currents and their properties. Units of electricity and measuring devices. The construction and the principle of operation electric machines. Application of generators and their parallel operation. Types of Motors and their distinctive.
учебное пособие, добавлен 06.03.2015Principles of construction of a monitoring system. Appearance of the reflectometer ALIMP. Application of the complex modulated signals. Algorithms of processing of the information. Block scheme of power lines monitoring on the basis of the devices ALIMP.
статья, добавлен 08.05.2013- 29. 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 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.
статья, добавлен 29.07.2016Study of meso-level competition within the industry, which is a priority for national development. Providing households and enterprises with electricity as a critically important resource is a necessary condition for their uninterrupted functioning.
статья, добавлен 18.09.2024The 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 efficiency of a thermal power cycle. Use of waste heat for process or central heating. Ways to increase the overall efficiency of the power plant. A combination of different thermodynamic cycles in a combined cycle. Once-through cooling systems.
статья, добавлен 20.02.2019Main Objectives of the Project. Alternatives of future. Stages of the Project. Methods and Information Energy in everyday. Main Results of the Project. Dinamics of power engineering. Sectoral and National Critical Technologies for Priority Area.
презентация, добавлен 31.01.2015Analysis of current state and prospects of applicability of a high power electron beam technology for manufacturing metallic and nonmetallic composite materials. Study of equipment for high power beam technology and properties of selected compositions.
статья, добавлен 08.02.2017Conducting anhydrous nitriding in a glow discharge with AC power supply of industrial frequency. Analysis of switching the shape of pulses, changes in their polarity, which is solved by the introduction of a device for nitriding in a glow discharge.
статья, добавлен 03.06.2022Split-phase symmetrical motor drive on the base of two voltage source inverters, controlled by algorithms of synchronized pulse width modulation, has been investigated. Simulation results are presented for dual three-phase power conversion systems.
статья, добавлен 02.02.2019- 38. Commentary on the Efficiency of Selected Structural Designs of Low Head Micro Hydraulic Power Plants
Possible structural design siphon micro hydroelectric power stations in terms of their effectiveness and the selection of the optimum head pressure. Gravitational constant (acceleration due to gravity). Calculation of hydraulic friction in the turbine.
статья, добавлен 13.01.2015 Introduction to the history of creation Kazakhstan Electricity Grid Operating Company. The definition and characterization basic objectives of this company - provide performance reliability of the unified power system of the Republic of Kazakhstan.
презентация, добавлен 07.03.2015The necessity of using a synergistic effect in energy systems that include vertical axial wind power plants. The ways of achieving a synergistic effect at different levels of the system hierarchy. The Navier-Stokes differential equations solution.
статья, добавлен 07.09.2022The principle of converting electrical energy into mechanical energy by an electromagnetic field. The invention and introduction to the production of a perfect electric generator. The essence and specificity of the principle of electromagnetic induction.
контрольная работа, добавлен 19.02.2019The factors influencing the use of artificial intelligence elements in power grid complexes. In intelligent networks, the tasks of risk assessment and management and coordination of interests of many subjects of the energy system come to the first place.
статья, добавлен 14.11.2020- 43. 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 Development of rotor mechanisms, which make it possible to use solar radiation as efficiently as possible. The design and structure of a solar power plant. Scheme of control and balancing of output power. Selection of the type of photovoltaic cells.
статья, добавлен 22.12.2016The study of five-phase voltage inverters, regulated in accordance with the modified synchronous pulse width modulation algorithms.The multiplication of five-phase conversion systems with continuous and intermittent varieties of synchronous modulation.
статья, добавлен 02.02.2019Transformation of approaches to the use of energy sources and transition to renewable energy sources. Description of wind power potential in the water area of the Sivash Bay of the Kherson region, assessment of the environmental impact of the structure.
статья, добавлен 10.10.2022Technological features of modeling wind turbines. Development of optimal physical and mechanical parameters for the design of the power plant equipped with an automated control system. Acquaintance with the results of the aerodynamic rotor testing.
статья, добавлен 22.12.2016Possible directions to normalize the fuel and energy balance of Ukraine. Necessity of technical upgrade and modernization of allocated boiler installations, as well as reequipment and modernization of power plants industrial sites infrastructure.
статья, добавлен 29.11.2016Classification of power plants: working on fossil fuel, nuclear, thermal and coal. Steam turbine installations and the use in them of the dynamic pressure created by the expansion of steam to rotate the turbine. Reciprocating internal combustion engines
статья, добавлен 20.02.2019Synchronized 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 23.06.2013