Results 11 to 20 of about 14,133 (261)
Single phase UPS systems loaded with nonlinear circuits: analysis of topology in the context of electric power quality [PDF]
Archives of Electrical Engineering, 2019 Along with the increase in the use of nonlinear electronic devices, e.g. personal computers, power tools and other electrical appliances, the requirements for uninterruptible power supplies are constantly growing.
Michał Szulborski +3 more
doaj +1 more source
Space High-Voltage Power Module
Frontiers in Energy Research, 2021 With the rapid development of the world’s aerospace technologies, a high-power and high-reliability space high-voltage power supply is significantly required by new generation of applications, including high-power electric propulsion, space welding, deep
Wenjie Zhao +6 more
doaj +1 more source
IEEE Access, 2021 There are the transmission loss of the electric power network, the delay and loss of the heating network, the insufficient utilization of flexible resources such as energy storage in the integrated electric-heat system, which may lead to the imbalance of
Xinrui Liu +3 more
doaj +1 more source
Compressed air energy storage facility with water tank for thermal recovery [PDF]
E3S Web of Conferences, 2020 The paper presents the prototype of the first Romanian Compressed Air Energy Storage (CAES) installation. The relatively small scale facility consists of a twin-screw compressor, driven by a 110 kW threephase asynchronous motor, which supplies ...
Vlăducă Iulian +6 more
doaj +1 more source
An Integrated RF Power Delivery and Plasma Micro-Thruster System for Nano-Satellites
Frontiers in Physics, 2018 Progress in satellite technologies is ongoing and eventually finds applications back on Earth. Electric propulsion systems have been proven effective on large scale satellites (NASA DAWN) with better propellant efficiency than chemical or cold gas ...
Wei Liang +7 more
doaj +1 more source
Effect of LED Lighting on Selected Quality Parameters of Electricity
Sensors, 2023 Recently, various technological light sources have appeared on the market. As a result, it is extremely important to evaluate the characteristics of the available lamps and the impact they may have on the power grid. This article presents regulations and
Agnieszka Wantuch, Michał Olesiak
doaj +1 more source
Effect of low quality of electric power on the operation of electric power supply
Bulletin of the National Technical University "KhPI". Series: Energy: Reliability and Energy Efficiency, 2021 One of the parameters of the quality of electrical energy is considered - voltage dips. The article describes the influence of voltage dips in the networks of industrial enterprises and their influence on the equipment of industrial enterprises. It is the technological processes that are very dependent on the impact of voltage dips.
Yaroslav Bederak +4 more
openaire +3 more sources
Research on the Coordinated Recovery Strategy Based on Centralized Electric Vehicle Charging Station
Energies, 2023 Electric vehicles have become a crucial component of modern power systems, possessing substantial energy reserves that can be important power supplies in blackouts where the power grid has weak reserves or limited connections to other grids.
Menghao Wen +5 more
doaj +1 more source
Discussion on Electric Power Supply Systems for All Electric Aircraft [PDF]
IEEE Access, 2020 The electric power supply system is one of the most important research areas within sustainable and energy-efficient aviation for more- and especially all electric aircraft. This paper discusses the history in electrification, current trends with a broad overview of research activities, state of the art of electrification and an initial proposal for a ...
Hendrik Schefer +5 more
openaire +4 more sources
Lithium batteries safety, wider perspective
International Journal of Occupational Medicine and Environmental Health, 2022 Energy production and storage has become a pressing issue in recent decades and its solutions bring new problems. This paper reviews the literature on the human and environmental risks associated with the production, use, and disposal of increasingly ...
Bartłomiej Łukasz +4 more
doaj +1 more source