Results 91 to 100 of about 1,285 (211)

A Communication Framework in Multiagent System for Islanded Microgrid

open access: yesInternational Journal of Distributed Sensor Networks, 2012
Microgrids are integrated energy systems consisting of interconnected loads and distributed energy sources which as a system can operate in parallel with the grid or in an island mode. By fault occurrence in the connected power system or geographical isolation, microgrids operate in the islanded mode.
Hak-Man Kim, Yujin Lim
openaire   +2 more sources

Microgrid Operation - Islanding Detection, Islanded Operation, Re-connection and Energy Storage System

open access: yes, 2014
With the significant development in power electronic technology, a new concept, microgrid has been adopted in recent years to increase efficiency and reliability of power system. Microgrids are electricity system of modern and small scale versions.
Jiang, Meng
core   +1 more source

Operation of the Microgrid with Improved Droop Control Strategy and an Effective Islanding Detection Technique for Automatic Mode Switching

open access: yes, 2021
This paper presents the islanding detection and automatic mode switching for inverter-based distributed generation sources (DGs) in the microgrid with an improved droop controlled scheme.
Kulkarni, Shreeram V.   +2 more
core   +1 more source

Analisis Stabilitas Tegangan dan Frekuensi pada Microgrid AC Terhubung DG pada Mode Grid Connected dan Islanding [PDF]

open access: yes, 2017
Microgrid merupakan satu kesatuan unit yang terdiri dari distributed generation (DG) dan beban dalam sistem tenaga listrik. Sumber pembangkit tersebar (DG) meliputi minihidro, photovoltaic, wind turbine, diesel dan lain-lain.
Arbi, Syamsul
core  

Medium Voltage Microgrid Islanding

open access: yes, 2019
This paper describes the tested use cases such as: Islanding with or without black start, synchro-coupling, voltage/frequency generation in the limits required by the standards, grid stability data monitoring and wireless management of several storage equipment for longer backup. All functionalities have been analyzed by theoretical study, experimental
Boos Pascal   +3 more
openaire   +2 more sources

A new Lissajous-based technique for islanding detection in microgrid

open access: yes
This study presents a novel technique for islanding detection in microgrid based on Lissajous figure of voltage and current signals. The Lissajous figure reveals distinct pattern during islanding which can segregate the islanding event from other non ...
Pavankumar, Yadala   +2 more
core   +1 more source

Test-bed implementation of DC microgrid in islanding mode

open access: yes, 2015
In order to increase the reliability and response speed of a DC microgrid system, the power management algorithm for autonomous operation is proposed using a DC-bus signaling (DBS) method, instead of the centralized power management system which needs ...
Jee-Hoon Jung   +9 more
core   +1 more source

Pulse Compression Probing for Active Islanding Detection

open access: yesEnergies
The rapid growth of inverter-based resources (IBRs) has created a need for new islanding detection methodologies to determine whether an IBR has been disconnected from the transmission grid in some manner (islanded) or remains connected to the ...
Nicholas Piaquadio   +2 more
doaj   +1 more source

A New Seamless Transfer Control Strategy of the Microgrid

open access: yesThe Scientific World Journal, 2014
A microgrid may operate under two typical modes; the seamless transfer control of the microgrid is very important. The mode conversion controller is installed in microgrid and the control logic of master power is optimized for microgrid mode conversion ...
Zhaoyun Zhang, Wei Chen, Zhe Zhang
doaj   +1 more source

Innovative Sandia Frequency Shift Islanding Detection for Microgrids Using Interval Type-II Fuzzy Logic and VP-PSO Optimization

open access: yesIEEE Access
This paper presents an innovative islanding detection method (IDM) that combines interval type-2 fuzzy logic with the Sandia frequency shift (SFS) technique for enhanced microgrid protection.
Mehrdad Ahmadi Kamarposhti   +6 more
doaj   +1 more source

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