Results 21 to 30 of about 6,613,070 (345)

Distributed PV generation estimation using multi-rate and event-driven Kalman kriging filter

open access: yesIET Smart Grid, 2020
The ever-growing penetration of cost-effective photovoltaic (PV) panels within the distribution grid requires a robust and efficient method for PV system monitoring.
SM Shafiul Alam   +3 more
doaj   +1 more source

Again about reliability characteristics of electrical power grids elements

open access: yesE3S Web of Conferences, 2018
The reliability characteristics of the (auto)transformers and overhead transmission lines of the unified national electric grid are subjected to statistical analysis.
Abdurakhmanov Abdula   +3 more
doaj   +1 more source

Cycle Characteristics of a New High-Temperature Heat Pump Based on Absorption–Compression Revolution

open access: yesEnergies, 2023
A large amount of the waste heat generated during industrial production is not used, which leads to a low energy utilization rate. The recovery of industrial waste heat using heat pumps has the advantages of low energy consumption, high efficiency ...
Jian Sun   +5 more
doaj   +1 more source

Power accretion in social systems [PDF]

open access: yes, 2019
We consider a model of power distribution in a social system where a set of agents plays a simple game on a graph: The probability of winning each round is proportional to the agent’s current power, and the winner gets more power as a result.
Koroutchev, Kostadin   +3 more
core   +3 more sources

Measuring Technologies for CFB Solid Circulation Rate: A Review and Future Perspectives

open access: yesEnergies, 2022
Solid circulation rate (Gs) represents the mass flux of circulating particles in circulating fluidized bed (CFB) systems and is a significant parameter for the design and operation of CFB reactors.
Xiandong Liu   +7 more
doaj   +1 more source

Analytical Loss Model for Three-Phase 1200V SiC MOSFET Inverter Drive System Utilizing Miller Capacitor-Based dv/dt-Limitation

open access: yesIEEE Open Journal of Power Electronics, 2022
Next-generationVariable Speed Drive (VSD) systems utilize SiC MOSFETs to achieve both high efficiency through reduced bridge-leg losses and high power density through an order-of-magnitude increase in switching frequency or reduction of the DC-link ...
Michael Haider   +5 more
doaj   +1 more source

Investigating the influence of lithium-ion batteries degradation on the parameters of the electric power storage system [PDF]

open access: yesE3S Web of Conferences, 2023
This article deals with the use of a battery-based energy storage system (ESS) to ensure the required power output of power plants (PP) based on renewable energy sources (RES) integrated into the electric power system (EPS).
Bulatov Ramis   +2 more
doaj   +1 more source

Energy Efficiency in the ICT - Profiling Power Consumption in Desktop Computer Systems [PDF]

open access: yes, 2012
Energy awareness in the ICT has become an important issue. Focusing on software, recent work suggested the existence of a relationship between power consumption, software configuration and usage patterns in computer systems.
Ardito, L.   +4 more
core   +2 more sources

Practical applications of multi-agent systems in electric power systems [PDF]

open access: yes, 2012
The transformation of energy networks from passive to active systems requires the embedding of intelligence within the network. One suitable approach to integrating distributed intelligent systems is multi-agent systems technology, where components of ...
Ai   +42 more
core   +1 more source

Analytical Calculation of the Residual ZVS Losses of TCM-Operated Single-Phase PFC Rectifiers

open access: yesIEEE Open Journal of Power Electronics, 2021
Triangular-current-mode (TCM) modulation guarantees zero-voltage-switching across the mains cycle in AC-DC power converters, eliminating hard-switching with a minor ${\approx} {30}{\%}$ penalty in conduction losses over the conventional continuous ...
Michael Haider   +6 more
doaj   +1 more source

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