Results 71 to 80 of about 25,202,323 (353)

IV Thrombolysis Facilitates Interventional Reperfusion in Non‐Cardioembolic but Not Cardioembolic Stroke

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Intravenous thrombolysis (IVT) before thrombectomy for ischemic stroke may alter clot structure and procedural performance. We investigated how IVT relates to thrombectomy metrics across stroke etiologies. Methods We performed a time‐to‐event analysis of consecutive patients with anterior circulation large vessel occlusion (acLVO ...
Annahita Sedghi   +8 more
wiley   +1 more source

Advanced Maximum Power Point Tracking and DC-DC Converter Design for Enhanced Efficiency in Standalone PV Systems [PDF]

open access: yesIranian Journal of Electrical and Electronic Engineering
To maximize the efficiency of solar energy conversion into electricity, photovoltaic (PV) system optimization is crucial. This is especially true for off-grid solar installations in remote areas lacking grid access. In order to maximize energy extraction
Sivaprasad Kollati, Satish Kumar Gudey
doaj  

A Regional Day-Ahead Rooftop Photovoltaic Generation Forecasting Model Considering Unauthorized Photovoltaic Installation

open access: yesEnergies, 2021
Rooftop photovoltaic (PV) systems are usually behind the meter and invisible to utilities and retailers and, thus, their power generation is not monitored.
Taeyoung Kim, Jinho Kim
doaj   +1 more source

An overview of solar power (PV systems) integration into electricity grids

open access: yes, 2019
A work on the review of integration of solar power into electricity grids is presented. Integration technology has become important due to the world’s energy requirements which imposed significant need for different methods by which energy can be ...
Prof Kevin N. Nwaigwe   +2 more
semanticscholar   +1 more source

Mitigation of Interharmonics in PV Systems With Maximum Power Point Tracking Modification

open access: yesIEEE transactions on power electronics, 2019
Interharmonics are emerging power quality challenges in grid-connected photovoltaic (PV) systems. Previous studies and field measurements have confirmed the evidence of interharmonic emission from PV inverters, where the maximum power point tracking ...
A. Sangwongwanich, F. Blaabjerg
semanticscholar   +1 more source

A Critical Appraisal of PV-Systems’ Performance

open access: yesBuildings, 2020
Climate change and global warming have triggered a global increase in the use of renewable energy for various purposes. In recent years, the photovoltaic (PV)-system has become one of the most popular renewable energy technologies that captures solar ...
Z. Usman, J. Tah, H. Abanda, C. Nche
semanticscholar   +1 more source

Differential Item Functioning on the Patient Health Questionnaire 8 by Disease Subtype, Language, Sex, and Age Among People With Systemic Sclerosis: A Scleroderma Patient‐Centered Intervention Network Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Somatic items used in depression assessments can potentially overlap with symptoms related to physical illness, including systemic sclerosis (SSc). No studies have looked at whether somatic depression items may be influenced by diffuse versus limited SSc disease subtypes, which are associated with varying degrees of symptom presentation.
Sophie Hu   +110 more
wiley   +1 more source

Diagnosis of External Faults in Photovoltaic Systems based on a Deep Learning approach

open access: yesRevue des Énergies Renouvelables
Due to the growing global demand for electricity energy, photovoltaic systems are becoming increasingly important as a continuous and environmentally friendly alternative.
Djemaa Rahmouni   +3 more
doaj   +1 more source

The Recognition of Fires Originating from Photovoltaic (PV) Solar Systems [PDF]

open access: yes, 2015
There has been an observable increase in the fitting of photovoltaic (PV) solar panels on the roofs of buildings in the UK over the last decade. The origin of some fires in domestic and commercial properties has been attributed to PV systems.
Prometheus Forensic Services Limited   +1 more
core  

Solutions to the Painlev\'e V equation through supersymmetric quantum mechanics [PDF]

open access: yes, 2016
In this paper we shall use the algebraic method known as supersymmetric quantum mechanics (SUSY QM) to obtain solutions to the Painlev\'e V (PV) equation, a second-order non-linear ordinary differential equation. For this purpose, we will apply first the
Bermudez, David   +2 more
core   +3 more sources

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