Results 21 to 30 of about 146,206 (265)

Optimal Adjustment of Dualsetting Overcurrent Relays in Inverter-Based Microgrids [PDF]

open access: yesIranian Journal of Electrical and Electronic Engineering, 2023
Increasing the penetration of distributed generation (DG) systems in power systems has many advantages, but it also has problems, including interference with the proper functioning of the protection systems.
Seyed Masoud Barakati, Farzad Tahmasebi
doaj  

A locational Marginal Price-Based Partition Optimal Economic Dispatch Model of Multi-Energy Systems

open access: yesFrontiers in Energy Research, 2021
The large-scale penetration of renewable energy and deeply integrated multiple energy forms pose a major challenge for the accounting and allocation process of additional adjustment cost in multi-energy system and electricity market.
Hongyang Jin   +4 more
doaj   +1 more source

Adjustable bone plate: from bench to operating room

open access: yesTurkish Journal of Medical Sciences, 2023
Background/aim: We have designed an adjustable bone plate (ABP) which allows bone shortening and lengthening after fixation, which is a property not present in any of the plate systems available today. The aim of the current study was to examine the new ABP?s segmental bone transfer capability for the treatment of a segmental bone defect in an animal ...
Huri, Gazi   +6 more
openaire   +3 more sources

Parameter Adjustment for the Droop Control Operating a Discharge PEC in PMG-Based WECSs With Generator-Charged Battery Units

open access: yesIEEE Access, 2021
Permanent magnet generator (PMG)-based wind energy conversion systems (WECSs) with battery units, have become a popular class of distributed generation units.
S. A. Saleh, R. Ahshan
doaj   +1 more source

Providing adaptive properties of the drive of a rotary drilling machine [PDF]

open access: yesMATEC Web of Conferences, 2020
The article is devoted to the issue of automatic adjustment of the drilling machine to operating modes close to optimal. Information about the method of automatic control of the rotational drilling process is provided.
Lemesko Mikhail   +2 more
doaj   +1 more source

Studi Eksistensi Dynamic Trade-Off Capital Structure Pada Perusahaan Non-Finansial Di BEI Periode 2002-2009

open access: yesJurnal Manajemen Teori dan Terapan, 2016
This research aims to analyze the factors which affect capital structure and also discover the existence of dynamic trade-off capital structure. Variables which use are profitability, tangibility, size, growth, non-debt tax shields, and operating risk ...
Leo Atansil
doaj   +1 more source

Research on the Novel Flexible On-Load Voltage Regulator Transformer and Voltage Stability Analysis

open access: yesEnergies, 2022
Voltage stability has always been a hot topic in power system research. Traditional On-Load Tap-Charger (OLTC) transformer is considered to play a very important role in the system voltage stability.
Libo Han   +4 more
doaj   +1 more source

Leukemia and Exposure to Potential Benzene Sources in Children From the Mexico City Metropolitan Area, 2010–2021: A Geospatial Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Leukemia is the most common childhood cancer in Mexico, and acute lymphoblastic leukemia (ALL) is the most frequent subtype. Exposure to high concentrations of benzene has been associated with ALL incidence, particularly in urban areas. This study evaluated the relationship between distance to benzene emission sources and the number
Orlando Rivera Zurita   +5 more
wiley   +1 more source

Optimal Configuration Model of Photovoltaic and Energy Storage Joint System Considering Coordination of Multiple Transaction Scenarios

open access: yesJournal of Harbin University of Science and Technology, 2022
With the development of the renewable energy sources and the continuous advancement of the reform of power marketization in China, photovoltaic power generation, frequency adjustment and user power demand capacity in power systems have increased.
CHEN Kun, SHANG Long-long, LUO Jin-ge
doaj   +1 more source

Early Impact of Childhood Opportunity on Neurocognitive Outcomes in Sickle Cell Disease

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Neurocognitive impairment is a well‐recognized complication of sickle cell disease (SCD) that begins early in childhood and persists across development. While cerebrovascular injury contributes substantially to risk, neurocognitive deficits are also observed in children without overt or silent cerebral infarctions, suggesting ...
Julia E. LaMotte   +5 more
wiley   +1 more source

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