Results 81 to 90 of about 1,598,946 (312)

Distance Protection for Microgrids in Distribution System [PDF]

open access: yes, 2015
Owing to the increasing penetration of distributed generation, there are some challenges for the conventional protection in distribution system. Bidirectional power flow and variable fault current because of the various operation modes may lead to the ...
Guerrero, Josep M.   +3 more
core   +2 more sources

Relationship Between Neurologic Symptoms and Signs and FMR1 Genotype in Premutation Carriers

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Objectives Fragile X‐associated Tremor/Ataxia Syndrome (FXTAS) is the most severe late‐onset condition caused by a premutation in the FMR1 gene, characterized by expanded CGG triplet repeats of 55–200. Clinical presentations of FXTAS, including gait ataxia, kinetic tremor, cognitive decline, and rare Parkinsonism, are linked to ...
Flora Tassone   +8 more
wiley   +1 more source

Triple‐indexed passive islanding detection strategy for grid‐connected distributed generation networks using an extended Kalman filter

open access: yesIET Generation, Transmission & Distribution
Islanding detection is a challenging issue in modern grid‐connected distributed generation networks (GCDGN). Generally, islanding detection has two categories local and remote, local schemes can be categorized into active, passive, and hybrid schemes ...
Nauman Ali Larik, Mengshi Li, Qinghua Wu
doaj   +1 more source

Fault distance estimation-based protection scheme for DC microgrids

open access: yesThe Journal of Engineering, 2019
The DC microgrid has become a typical distribution network due to its excellent performances. However, a well-designed protection scheme still remains to be a challenge for DC microgrids.
Lin Zhang   +3 more
doaj   +1 more source

Smart protection system for identification and localisation of faults in multi-terminal DC microgrid

open access: yesIET Smart Grid, 2020
DC microgrid provides the horizontal infrastructures to integrate distributed generation (DG) and loads. Unlike traditional AC systems, DC systems cannot survive or sustain high magnitude fault currents. It makes locating faults very difficult.
Rajeev Kumar Chauhan   +2 more
doaj   +1 more source

A Power Quality Improvement for Microgrid Inverter Operated in Grid Connected and Grid Disconnected Modes [PDF]

open access: yes, 2014
The renewable energy based distributed generators (DGs) will plays a dominant role in electricity production. A micro grid consists of clusters of load and distributed generators that operate as a single controllable system. The interconnection of the DG
Selvi, M. T. (M), unapriya, D. G. (D)
core   +1 more source

Evaluation of a Novel Electric Health Record Sidecar Application to Display Rheumatoid Arthritis Clinical Outcomes During Clinic Visits: Results of a Stepped‐Wedge Cluster Randomized Pragmatic Trial

open access: yesArthritis Care &Research, EarlyView.
Objective We developed a novel electronic health record sidecar application to visualize key rheumatoid arthritis (RA) outcomes, including disease activity, physical function, and pain, via a patient‐facing graphical interface designed for use during outpatient visits (“RA PRO dashboard”).
Gabriela Schmajuk   +16 more
wiley   +1 more source

Compressive sensing based differential protection for distribution grids

open access: yesInternational Journal of Electrical Power & Energy Systems
With the significant integration of distributed renewable energy sources into distribution grids, the characteristics of fault current in distribution grids have undergone substantial changes, rendering traditional current protection inadequate to meet ...
Yahui Duan   +6 more
doaj   +1 more source

Analysis on characteristic of DC short-circuit fault in multi-terminal AC/DC hybrid distribution network

open access: yesThe Journal of Engineering, 2019
The AC/DC hybrid distribution network takes advantage of both AC and DC technologies. It is one of the most important forms of future distribution systems.
Xiaomin Qi   +5 more
doaj   +1 more source

Mycophenolate Mofetil Treatment Reduces the Risk of Treatment Escalation Due to Vascular Complications in Limited Cutaneous Systemic Sclerosis: Emulation of a Target Trial From the Italian Rheumatology Society SPRING Registry

open access: yesArthritis Care &Research, EarlyView.
Objective Mycophenolate mofetil (MMF) use in limited cutaneous systemic sclerosis (lcSSc) is relatively uncommon because of the lower fibrotic burden and the predominance of vascular complications. In vitro observations and clinical data from transplanted patients suggest a protective effect of MMF on endothelial function.
Enrico De Lorenzis   +77 more
wiley   +1 more source

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