Results 21 to 30 of about 66,581 (263)

Improved Method for Determining Voltage Unbalance Factor Using Induction Motors

open access: yesEnergies, 2022
This work shows an alternative method to determine the Voltage Unbalance Factor in a power grid by using both the mean value of the line voltages and Current Unbalance Factor in induction motors. Twenty unbalanced voltage points on three induction motors
Luis Guasch-Pesquer   +3 more
doaj   +1 more source

An adaptive power control method for soft open points based on virtual impedance

open access: yesFrontiers in Energy Research
The fluctuations in power output from distributed power sources are rapid and dramatic, causing voltage fluctuations in the distribution network that threaten the safety of electricity consumption.
Yan Li   +4 more
doaj   +1 more source

Active Power Management for PV Systems under High Penetration Scenario

open access: yesInternational Journal of Photoenergy, 2021
Although PV systems are one of the most widely used alternatives as a renewable energy source due to their well-known advantages, there are significant challenges to address related to voltage fluctuations and reverse power flow caused by high PV ...
Fernando Medina   +5 more
doaj   +1 more source

1LUTSensor: Detecting FPGA Voltage Fluctuations using LookUp Tables

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2023
Remote Power Analysis (RPA) attacks use transient voltage fluctuation side channels detected via delay sensors/ on-chip voltage sensors to reveal secret keys from cryptographic circuits.
Darshana Jayasinghe   +2 more
doaj   +1 more source

Effect of Voltage Fluctuations on Induction Motor Currents

open access: yesScientific Journal of Gdynia Maritime University
One of the types of power quality disturbances met in a power system is voltage fluctuations. Cyclic voltage fluctuations are interconnected with the presence of subharmonics and interharmonics – that is components of frequency less than the fundamental
Marcin Pepliński, Piotr Gnaciński
doaj   +1 more source

High-precision bus voltage control based on NLESO and TSMC predicted load current and grid voltage differential feedforward

open access: yesFrontiers in Energy Research, 2023
Power battery test equipment is widely used to produce and test new energy vehicles and storage containers. To address the problem of DC bus voltage fluctuations that affect the accuracy of output voltage and current, a high-accuracy bus voltage control ...
Di Xie   +5 more
doaj   +1 more source

Cup‐Like Nuclei Is a Hallmark of DUX4/ERG Acute Lymphoblastic Leukemia and Reveals Cytoplasmic Mitochondria Accumulation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Cup‐like nuclei are a distinctive morphological feature observed in certain cases of acute lymphoblastic leukemia (ALL). We provide evidence that they characterize DUX4/ERG ALL independently of IKZF1 deletion and reveal marked mitochondrial accumulation in this ALL subset.
Chloé Arfeuille   +9 more
wiley   +1 more source

Development of a Novel Control Scheme to Achieve the Minimum Unbalance Factor and Real Power Fluctuations under Asymmetrical Faults

open access: yesEnergies, 2023
The increasing share of converter-based renewable energy sources in the power system has forced the system operators to demand voltage support from the converters in case of faults.
Muhammad Abubakar   +2 more
doaj   +1 more source

Genomic Diversity and Clinical Variability in Pediatric Primary Cutaneous Anaplastic Large Cell Lymphoma: A Case Series

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Primary cutaneous anaplastic large cell lymphoma (pcALCL) is a rare pediatric CD30‐positive T‐cell lymphoproliferative disorder with an excellent prognosis, but its genomic drivers are poorly defined. We report three children with skin‐limited disease demonstrating striking molecular heterogeneity, including NPM::ALK, NUP214::FRK, and a novel ...
Shoshana Greenberger   +7 more
wiley   +1 more source

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