Results 31 to 40 of about 822,450 (311)

Economic Feasibility of V2G Frequency Regulation in Consideration of Battery Wear

open access: yesEnergies, 2013
An economic feasibility study of vehicle-to-grid (V2G) frequency regulation is performed in consideration of battery wear. Usually, a transaction for frequency regulation is made in terms of power capacity while the battery-wear proceeds in proportion to
Sekyung Han, Soohee Han
doaj   +1 more source

BIC based on Modified Droop Control of Hybrid AC/DC Microgrid with PV/Wind/ESS under Variable Generation and Load Conditions [PDF]

open access: yesIranian Journal of Electrical and Electronic Engineering, 2022
The idea of a microgrid is created by utilizing more diverse ac or dc distributed generation (DG) sources along with an energy storage system (ESS) and loads.
Mitesh Kumar, Shivam Shivam
doaj  

Regulating radio-frequency fields in Italy

open access: yesIEEE Technology and Society Magazine, 2002
Throughout the world, there has been a move to "harmonize" exposure limits to radio-frequency (RF) energy from sources such as mobile phones, communications transmitters, radar, industrial equipment, and the like. "Harmonization", in practice, means the adoption of a consistent set of exposure limits in different nations around the world.
Vecchia, Paolo, Foster, Kenneth R
openaire   +3 more sources

Robust Load Frequency Regulation In a New Distributed Generation Environment

open access: yes, 2003
A new approach based on μ-synthesis technique is proposed for the design of robust load frequency controller in response to the new technical demand for load frequency\ud regulation in a competitive distributed generation power system.
Mitani, Yasunori   +2 more
core   +1 more source

A Model Predictive Control Based Optimal Task Allocation among Multiple Energy Storage Systems for Secondary Frequency Regulation Service Provision

open access: yesEnergies, 2023
Power system stability has been suffering increasing threats with the ever-growing penetration of intermittent renewable generation such as wind power and solar power.
Xiuli Wang   +3 more
doaj   +1 more source

Development of a Method for Improving the Energy Efficiency of Oil Production with an Electrical Submersible Pump

open access: yesInventions, 2023
Most of the operating oil fields are in the late stages of development, in which special attention is paid to the oil production energy efficiency.
Anton Petrochenkov   +3 more
doaj   +1 more source

On robust load-frequency regulation in a restructured power system

open access: yes, 2003
An approach based on structure singular value theory is proposed for the design of robust load frequency controller in response to the new technical control demand for large scale power systems in a deregulated environment.
Mitani, Yasunori   +2 more
core   +1 more source

Frequency Regulation Scheme Based on Virtual Synchronous Generator for an Isolated Microgrid

open access: yes, 2020
This paper proposes a Virtual Synchronous Generator (VSG) based frequency regulation scheme for an isolated microgrid. The conventional VSG scheme is modified using self frequency recovery control scheme which reduces the frequency deviation occurred in ...
Grover, H   +7 more
core   +1 more source

Transient Frequency Modeling and Characteristic Analysis of Virtual Synchronous Generator

open access: yesEnergies
The large-scale integration of renewable energy into power systems significantly alters their operational characteristics, reducing system inertia and posing challenges to transient frequency stability.
Zhou Su, Guoqing Yang, Lixiao Yao
doaj   +1 more source

Renewable energy sources and frequency regulation : survey and new perspectives

open access: yes, 2010
As the use of renewable energy sources (RESs) increases worldwide, there is a rising interest on their impacts on power system operation and control. An overview of the key issues and new challenges on frequency regulation concerning the integration of ...
H. Bevrani   +7 more
core   +1 more source

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