Results 21 to 30 of about 1,106,684 (194)

On the computational power of dynamical systems and hybrid systems

open access: yesTheoretical Computer Science, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Bournez, Olivier, Cosnard, Michel
openaire   +2 more sources

Dynamic Modeling and Simulation on a Hybrid Power System for Electric Vehicle Applications

open access: yesEnergies, 2010
Hybrid power systems, formed by combining high-energy-density batteries and high-power-density ultracapacitors in appropriate ways, provide high-performance and high-efficiency power systems for electric vehicle applications. This paper first establishes
Hong-Wen He, Rui Xiong, Yu-Hua Chang
doaj   +1 more source

Toward Zero-Emission Hybrid AC/DC Power Systems with Renewable Energy Sources and Storages: A Case Study from Lake Baikal Region

open access: yesEnergies, 2020
Tourism development in ecologically vulnerable areas like the lake Baikal region in Eastern Siberia is a challenging problem. To this end, the dynamical models of AC/DC hybrid isolated power system consisting of four power grids with renewable generation
Denis Sidorov   +8 more
doaj   +1 more source

Small-Scale Solar–Bio-Hybrid Power Generation Using Brayton and Rankine Cycles

open access: yesEnergies, 2021
This study conducted a detailed technical analysis of small-scale solar–bio-hybrid power generation systems using Rankine (steam turbine) and Brayton (gas turbine) cycles. Thermodynamic models were developed to characterize the state of working fluid and
Mauricio Bustamante   +2 more
doaj   +1 more source

Parallel Restoration Method for AC-DC Hybrid Power Systems Based on Graph Theory

open access: yesIEEE Access, 2019
High voltage direct current (HVDC) transmission systems have been used for interconnection among multiple power grids. As a result, the conventional AC power systems are transforming into AC-DC hybrid power systems.
Changcheng Li   +4 more
doaj   +1 more source

Power Performance Evaluation of Standalone Renewable Energy Source Energy Management Using Pass Filter

open access: yesProtek: Jurnal Ilmiah Teknik Elektro, 2023
Hybrid energy storage systems have shown promise in enhancing solar panel systems reliability and efficiency. However, managing the power distribution balance with multiple energy storage units remains a challenge.
Indah Sulistiyowati   +2 more
doaj   +1 more source

A Generalized Index for Static Voltage Stability of Unbalanced Polyphase Power Systems including Th\'evenin Equivalents and Polynomial Models [PDF]

open access: yes, 2019
This paper proposes a Voltage Stability Index (VSI) suitable for unbalanced polyphase power systems. To this end, the grid is represented by a polyphase multiport network model (i.e., compound hybrid parameters), and the aggregate behavior of the devices
Kettner, Andreas Martin, Paolone, Mario
core   +2 more sources

Optimal stochastic scheduling of reconfigurable active distribution networks hosting hybrid renewable energy systems

open access: yesIET Smart Grid, 2021
Renewable energy sources (RESs) have a remarkable role in advancing the goals of restructured power systems to reduce greenhouse gas emissions and increase the level of reliability.
Morteza Zare Oskouei   +3 more
doaj   +1 more source

New trends and future directions in load frequency control and flexible power system: A comprehensive review

open access: yesAlexandria Engineering Journal, 2023
In recent years, the conventional power system is becoming a hybrid power system with increments in the interconnection of Renewable Energy (RE) sources, High Voltage Direct Current (HVDC), and Energy Storage (ES).
Irfan Ahmed Khan   +5 more
doaj   +1 more source

Comparison of different optimization criteria for optimal sizing of hybrid active power filters parameters [PDF]

open access: yes, 2014
Praise Worthy Prize granted a permission for Brunel University London to archive this article in BURA.Harmonic distortion in power systems has increased considerably due to the increasing use of nonlinear loads in industrial firms and elsewhere.
Elmathana, KTM, Zobaa, AF
core   +1 more source

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