Results 11 to 20 of about 2,955,399 (336)

An Adaptive Centralized Protection and Relay Coordination Algorithm for Microgrid

open access: yesEnergies, 2023
To meet the increased customer demands, microgrid evolved. The structure of microgrid changes dynamically due to the intermittent nature of renewable-based generation, status of the distributed generator and opening of breakers for fault/maintenance ...
Regin Bose Kannaian   +2 more
doaj   +1 more source

Energy-efficient data transmission with proportional rate fairness for NANs of smart grid communication network

open access: yesEURASIP Journal on Advances in Signal Processing, 2023
In smart grid, the neighborhood area network (NAN) serves as a bridge connecting smart meters and meter data management system (MDMS) and is one of the most important components of the smart grid communication network.
Xiaocheng Wang   +3 more
doaj   +1 more source

Investigation of Electromagnetic Losses Considering Current Harmonics in High-Speed Permanent Magnet Synchronous Motor

open access: yesEnergies, 2022
This paper presents a characteristic analysis and experimental verification for predicting the electromagnetic losses in high-speed permanent magnet synchronous motors.
Ju-Hyeong Lee   +4 more
doaj   +1 more source

Design techniques for low-power systems [PDF]

open access: yes, 2000
Portable products are being used increasingly. Because these systems are battery powered, reducing power consumption is vital. In this report we give the properties of low-power design and techniques to exploit them on the architecture of the system.
Havinga, Paul J.M., Smit, Gerard J.M.
core   +3 more sources

Production system and method for producing fluids from a well [PDF]

open access: yes, 2004
A production system and method for producing fluids from a well are presented. The production system may include a submersible pump and a jet pump. The submersible pump may be arranged within the well.
Carvalho, Paulo M.   +2 more
core   +1 more source

Maximum efficiency tracking design of wireless power transmission system based on machine learning

open access: yesEnergy Reports, 2022
For the typical magnetically coupled wireless power transmission system, power consumption is often caused by the impedance effect of the primary and secondary sides, the loss and heat generation of the actual semiconductor devices and the change of the ...
Zhiyong Huang   +7 more
doaj   +1 more source

Standardized Communication Model for Home Energy Management System

open access: yesIEEE Access, 2020
As the number of electric vehicles and PhotoVoltaic (PV) panels per household increases, the need for a coordination between these active components becomes more imminent.
Taha Selim Ustun, S. M. Suhail Hussain
doaj   +1 more source

Design and control of a bidirectional wireless charging system using GaN devices [PDF]

open access: yes, 2019
Most of the existing wireless power transfer system works in unidirectional with one-direction control signals. This paper presents a bidirectional wireless charging system with duplex communication method, which is not only able to achieve the two-way ...
Gu, Bowen   +4 more
core   +2 more sources

Power Estimation in Mobile Communication Systems

open access: yesComputer and Information Science, 2008
L'estimation précise de la puissance a un rôle important pour le contrôle de la puissance et les décisions de transfert dans les communications mobiles. Les estimateurs de puissance moyenne des échantillons pondérés basés sur la fenêtre sont couramment utilisés en raison de leur simplicité.
Lenin Gopal   +2 more
openaire   +3 more sources

Production system and method for producing fluids from a well [PDF]

open access: yes, 2002
A production system and method for producing fluids from a well are presented. The production system may include a submersible pump and a jet pump. The submersible pump may be arranged within the well.
Carvalho, Paulo M.   +2 more
core   +1 more source

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