Results 11 to 20 of about 3,787 (252)

A High-Temperature Superconducting Bandpass Dual-Mode Filter with Tunable Relative Bandwidth and Center Frequency

open access: yesSensors, 2023
This study proposes a high-temperature superconducting (HTS) bandpass filter with a continuously tunable bandwidth and center frequency. The proposed filter combines several gallium arsenide varactors and a dual-mode resonator (DMR).
Zhaojiang Shang   +3 more
doaj   +1 more source

Design procedure for planar slotted waveguide antenna arrays with controllable sidelobe level ratio for high power microwave applications

open access: yesEngineering Reports, 2020
Summary This article presents a complete design procedure for planar slotted waveguide antennas (SWA). For a desired sidelobe level ratio (SLR), the proposed method provides a pencil shape pattern with a narrow half power beamwidth, which makes the ...
Hilal M. El Misilmani   +2 more
doaj   +1 more source

Demand-side Management Based on Model Predictive Control in Distribution Network for Smoothing Distributed Photovoltaic Power Fluctuations

open access: yesJournal of Modern Power Systems and Clean Energy, 2022
With the rapid increase of distributed photovoltaic (PV) power integrating into the distribution network (DN), the critical issues such as PV power curtailment and low equipment utilization rate have been caused by PV power fluctuations.
Jian Xu   +7 more
doaj   +1 more source

Reliability 'H' scheme of HV/MV substations [PDF]

open access: yesTehnika, 2015
Substations (HV/MV) connect transmission and distribution systems with consumers of electric energy. The selective search method was used for calculation of substation reliability, where all arrangement elements were grouped into blocks.
Perić Dragoslav M.   +3 more
doaj   +1 more source

Method for LV Distribution Network Topology Verification Based on AMI Metering Data

open access: yesZhongguo dianli, 2019
Aiming at the problem of topology error identification in low voltage distribution network, a method is proposed for low voltage (LV) distribution network topology verification based on AMI metering data.
Weiguo YAN   +5 more
doaj   +1 more source

Investigation and Mitigation of Temporary Overvoltage Caused by De-Energization on an Offshore Wind Farm

open access: yesEnergies, 2020
The Ferranti effect could cause a rise in voltage along the cables on a wind farm if the circuit breakers at the receiving ends are switched off. Ferroresonance could also occur due to stuck pole(s) of the circuit breaker during de-energization.
Ajibola Akinrinde   +2 more
doaj   +1 more source

Protection of Sensitive Loads in Distribution Systems Using a BSFCL-DVR System

open access: yesSensors, 2021
In this paper, an incorporated bridge-type superconducting fault current limiter (BSFCL) and Dynamic Voltage Restorer (DVR) is presented to improve the voltage quality and limiting fault current problems in distribution systems. In order to achieve these
Mehdi Firouzi   +4 more
doaj   +1 more source

A Partial Augmented Lagrangian Method for Decentralized Electric Vehicle Charging in Capacity-Constrained Distribution Networks

open access: yesIEEE Access, 2019
This work deals with decentralized optimization problems where a collection of network agents operate selfishly and individually under a set of coupling constraints among them.
Peng Wang, Suli Zou, Zhongjing Ma
doaj   +1 more source

CONSIDERATIONS FOR THE DEVELOPMENT OF A DEVICE FOR THE DECOMMISSIONING OF THE HORIZONTAL FUEL CHANNELS IN THE CANDU 6 NUCLEAR REACTOR PART 4 - FUEL CHANNEL ASSEMBLY [PDF]

open access: yesFiabilitate şi Durabilitate, 2014
As many nuclear power plants are reaching their end of lifecycle, the decommissioning of these installations has become one of the 21st century’s great challenges. Each project may be managed differently, depending on the country, development policies,
Gabi ROSCA FARTAT   +2 more
doaj  

Study of UHF Frequency Response Characteristics of the Semicircle Dipole Inner Sensor for Partial Discharge Detection in GIS

open access: yesMATEC Web of Conferences, 2016
The paper designed a semicircle dipole inner sensor for UHF partial discharge detection in GIS. By comparing the symmetric semicircle dipole sensor and asymmetric semicircle dipole sensor characteristics, the symmetric semicircle dipole sensor’s coupling
Shi Wen   +4 more
doaj   +1 more source

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