Results 31 to 40 of about 579,181 (256)
Research and Design of a Monitoring Device for Distributed Photovoltaic Power Station
A monitoring device for distributed photovoltaic power stations has been developed to diminish the impact of intermittent and random power generation on the grid voltage and frequency. Firstly, the basic principle of the device and the design of hardware
GAN Wen +7 more
doaj +1 more source
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
ABSTRACT Background Combined oral contraceptive (COC) use in obese adult women dramatically increases the relative risk of developing a pulmonary embolism (PE). The risk of a PE in obese adolescent females taking contraceptives is currently unknown. The purpose of this investigation was to determine the effect of body mass index (BMI) and contraceptive
John Puetz, Joanne Salas
wiley +1 more source
Implementation of primary frequency regulation on fully rated wind turbine generators [PDF]
The increased integration of wind generation via high power converters imposses numerous gauntlet to the management and control of modern power systems. One of them is caused by the decoupling effect between the power sources from the AC grid. It negatively impacts the system frequency response of modern power systems.
Bonfiglio A. +3 more
openaire +1 more source
Reserve allocation of high-penetration renewable energy grids considering frequency security
As the penetration rate of renewable energy in the power grid continues to rise, the reserve criteria for traditional power grids dominated by synchronous generators (SGs) have difficulty meeting system frequency security requirements.
Fang Liu +5 more
doaj +1 more source
ABSTRACT Introduction The use of herbal medical preparation (HMP) is rising among pediatric oncology patients, often to manage treatment‐related symptoms. Their effectiveness remains uncertain, and the risk of herb–drug interactions is underestimated.
Orianne Mahot +6 more
wiley +1 more source
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
Dual-loop primary frequency regulation controller for VSC-HVDC system [PDF]
This paper presents a frequency control mechanism for an AC system through the active and reactive power loops of a VSC-HVDC system. The proposed scheme makes use of the reactive power loop for inertia support by exploiting the voltage-power sensitivity of loads, and active power droop control has been used to provide governor-like support following ...
Shah, Rakibuzzaman +2 more
openaire +2 more sources
Early Impact of Childhood Opportunity on Neurocognitive Outcomes in Sickle Cell Disease
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
Optimization of Primary Frequency Regulation of 650MW Thermal Power Plant
Abstract Wind power and photovoltaic power generation are developing rapidly, and installed capacity accounts for an increasing proportion of the power system. However, most new energy power stations are not equipped with energy storage equipment.
En ren Liu +7 more
openaire +1 more source

