Results 101 to 110 of about 141,707 (269)

Integrating Remote Sensing and Machine Learning for Enhanced Surface Urban Heat Island Analysis and Its Impact on Building Energy Demand

open access: yesEnergy Science &Engineering, EarlyView.
Satellite (MODIS) mapping links Urban Heat Island (UHI) intensity to city‐scale energy demand—higher daytime cooling demand and altered nighttime heating demand—supporting targeted mitigation and planning. ABSTRACT This study examines the surface urban heat island (SUHI) effect on building energy consumption in Tehran from 1998 to 2024, utilizing MODIS
Rasool Maroofiazar, Ali Maboudi Reveshti
wiley   +1 more source

Optimizing Electric Vehicle Charging Scheduling With Deep Q Networks and Long Short‐Term Memory‐Based Electricity and Battery State of Charge Prediction

open access: yesEnergy Science &Engineering, EarlyView.
Schematic diagram showing the proposed approach for EV charging/discharging. ABSTRACT The number of electric vehicles (EVs) on the road is rising as a result of recent advancements in EV technology, and EVs are important to the smart grid economy. Demand response schemes involving electric vehicles have the potential to dramatically reduce the cost of ...
F. Zonuntluanga   +6 more
wiley   +1 more source

Field–Circuit Model of a Novel PMDC Motor with Rectangular NdFeB Permanent Magnets in Ansys Maxwell

open access: yesEnergies
Accurate analysis of commutation phenomena in permanent magnet DC (PMDC) motors requires simultaneous consideration of electromagnetic field distribution and armature circuit dynamics.
Paweł Strączyński   +4 more
doaj   +1 more source

Inverse Commutator Subgroups

open access: yesProceedings of the National Academy of Sciences, 1931
Summary:
openaire   +4 more sources

Robust Control Using a Matrix Converter to Enhance Wind Turbine Systems

open access: yesEnergy Science &Engineering, EarlyView.
This study uses a more efficient and effective solution to improve the operational performance of a wind turbine‐based power system. This system uses a doubly fed induction generator and relies on a matrix converter and fractional‐order proportional–integral controller.
Sihem Ghoudelbourk   +4 more
wiley   +1 more source

Reliability model and algorithm research on HVDC system and flexible HVDC system

open access: yesThe Journal of Engineering, 2019
The main difference between flexible high-voltage direct current (HVDC) system and the traditional HVDC system is that there are two control degrees of freedom in the flexible HVDC system that is the amplitude and phase angle of the output voltage. While,
Zhong Zheng   +4 more
doaj   +1 more source

On commuting and semi-commuting positive operators [PDF]

open access: yesProceedings of the American Mathematical Society, 2014
Let K K be a positive compact operator on a Banach lattice. We prove that if either [ K ⟩ [K\rangle or ⟨ K ] \langle K] is ideal irreducible, then [ K ⟩ = ⟨ K ] = L +
openaire   +2 more sources

Monitoring animal movement diversity as a component of biodiversity

open access: yesFrontiers in Ecology and the Environment, EarlyView.
Animal movement is increasingly being quantified in novel ways, with high potential for integration into broad‐scale efforts to monitor biological diversity. Here, we define movement diversity as a form of biodiversity, measuring variation in animal movement from the level of individual animals to communities. We present a framework to develop a common
Nicholas J Russo   +6 more
wiley   +1 more source

FEM-coupled simulations and genetic algorithm model applied to reduce the torque ripple of a 2-phase SR motor drive

open access: yesThe Journal of Engineering, 2019
In order to reduce the torque ripple of SR motor drive, this work proposes a new methodology based on the converter, controller, and motor modelling, associated with a genetic algorithm optimisation model which uses the electromagnetic vibration data to ...
Daniel A.P. Correa   +4 more
doaj   +1 more source

Joy and Unrest: Transborder College Students' Sense of Belonging at the US–México Borderlands

open access: yesNew Directions for Higher Education, EarlyView.
ABSTRACT In this study, we present the Transborder College Student Sense of Belonging Model, developed to understand how to create an inclusive and validating campus climate for Transborder students in postsecondary and higher education institutions along the US–México borderlands.
Vannessa Falcón Orta   +3 more
wiley   +1 more source

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