Results 81 to 90 of about 1,158,274 (304)

A simple method for estimating the effectiveness of reactive power‐based low‐voltage ride‐through support of the distributed energy resources

open access: yesIET Renewable Power Generation, 2021
The increasing number of distributed energy resources (DERs) leads to the need for DER that can provide ancillary service, such as low‐voltage ride‐through (LVRT) voltage support.
Akbar Swandaru   +2 more
doaj   +1 more source

Graphene Conductivity near the Charge Neutral Point

open access: yes, 2011
Disordered Fermi-Dirac distributions are used to model, within a straightforward and essentially phenomenological Boltzmann equation approach, the electron/hole transport across graphene puddles.
Moriconi, L., Niemeyer, D.
core   +1 more source

Analysis of the dynamic performance of self-excited induction generators employed in renewable energy generation [PDF]

open access: yes, 2014
Incentives, such as the Feed-in-tariff are expected to lead to continuous increase in the deployment of Small Scale Embedded Generation (SSEG) in the distribution network.
Arrillaga   +14 more
core   +5 more sources

Intravitreal GD2‐Specific Chimeric Antigen Receptor T‐Cell Therapy for Refractory Retinoblastoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Effective treatments for advanced, treatment‐resistant retinoblastoma (RB) remain limited. GD2‐specific chimeric antigen receptor (CAR) T cells show potent antitumor activity with minimal toxicity but have not previously been evaluated in RB.
Subongkoch Subhadhirasakul   +13 more
wiley   +1 more source

Review of Grid-Forming Energy Storage and Its Applications

open access: yes发电技术
ObjectivesThe characteristics of low inertia and low damping in “double-high” (high renewable energy penetration and high power electronics application) power system pose significant challenges to grid stability, particularly in terms of frequency and ...
LI Yalou, ZHAO Fei, FAN Xuejun
doaj   +1 more source

The Alternate Arm Converter: A New Hybrid Multilevel Converter With DC-Fault Blocking Capability

open access: yes, 2013
This paper explains the working principles, supported by simulation results, of a new converter topology intended for HVDC applications, called the alternate arm converter (AAC).
Critchley, R   +6 more
core   +1 more source

Superconducting atomic contacts under microwave irradiation [PDF]

open access: yes, 2006
We have measured the effect of microwave irradiation on the dc current-voltage characteristics of superconducting atomic contacts. The interaction of the external field with the ac supercurrents leads to replicas of the supercurrent peak, the well known ...
Chauvin, M.   +6 more
core   +4 more sources

Outcomes of Live Virus Vaccination in Patients With Vascular Anomalies Being Treated With Sirolimus

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Live vaccination in patients with vascular anomalies (VA) receiving sirolimus remains controversial due to immunosuppressive effects and theoretical risks. Procedure This single‐center retrospective study included patients with VA less than 4 years old at the start of sirolimus therapy who were incompletely vaccinated.
Svatava Merkle   +5 more
wiley   +1 more source

Improved Voltage Support Method for Unbalanced Grid Condition [PDF]

open access: yesDianli jianshe
[Objective] With the integration of large-scale distributed photovoltaics,issues such as reverse power flow and overvoltage arise,posing challenges to the safe and stable operation of power systems.
CAO Xiaoqing, LI Te, LI Lin, CHEN Di, ZHOU Zhengxu, SHI Xiaojie
doaj   +1 more source

Pulmonary Dysfunction Is Associated With Sleep Study Abnormalities in Children With Sickle Cell Disease: A Multicenter Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Pulmonary dysfunction and sleep abnormalities are common in children with sickle cell disease (SCD) and are associated with worse clinical outcomes. Whether spirometry abnormalities are associated with polysomnography (PSG) findings remains unclear.
Ammar Saadoon Alishlash   +4 more
wiley   +1 more source

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