Power quality improvement and energy management in hybrid microgrids using a dual-optimization approach [PDF]
Scientific ReportsEnergy Management (EM) in hybrid Microgrids (MGs) is essential for coordinating Renewable Energy Sources (RESs) and Hybrid Energy Storage Systems (HESSs) to ensure Power Quality (PQ), stable operation, and efficient power flow.
S. Joshua Daniel +3 more
doaj +3 more sources
3D UAV Route Optimization in Complex Environments Using an Enhanced Artificial Lemming Algorithm
SymmetryThe use of UAVs for logistics delivery has become a hot topic in current research, and how to plan a reasonable delivery route is the key to the problem. Therefore, this paper proposes a multi-environment logistics delivery route planning model that is based on UAVs, is characterized by a 3D environment model, and aims at the shortest delivery route ...
Zhixin Sun
exaly +3 more sources
Massive MIMO joint beamforming and power allocation via LMS with narwhal lemming optimization and fractional ResNeXt-based control [PDF]
Scientific ReportsNowadays, next-generation wireless communication networks are used to provide robust and accurate sensing capability, high-quality wireless connections using massive devices, and support high data transmission rates.
Mian Muhammad Kamal +8 more
doaj +2 more sources
Temperature Control of Nonlinear Continuous Stirred Tank Reactors Using an Enhanced Nature-Inspired Optimizer and Fractional-Order Controller [PDF]
BiomimeticsThe temperature regulation of nonlinear continuous stirred tank reactor (CSTR) processes remains a challenging control problem due to strong nonlinearities, time-delay effects, and sensitivity to disturbances and parameter variations.
Serdar Ekinci +6 more
doaj +2 more sources
Method for classification of UAV flight control RF signals based on multi-scale divergence entropy and optimized neural networks [PDF]
Scientific ReportsTo address the critical challenge of insufficient classification accuracy for UAV flight control radio frequency (RF) signals in complex electromagnetic environments, this study proposes a novel classification framework combining Multiscale Dispersion ...
Bing Liu +3 more
doaj +2 more sources
IALA: An Improved Artificial Lemming Algorithm for Unmanned Aerial Vehicle Path Planning
TechnologiesWith the increasing application of unmanned aerial vehicle (UAV) in multiple fields, the path planning problem has become a key challenge in the optimization domain.
Xiaojun Zheng +3 more
doaj +2 more sources
Journal of Marine Science and EngineeringSound speed profiles (SSPs) must be detected simultaneously to perform a multibeam depth survey. Accurate real-time sound speed profile (SSP) acquisition remains a critical challenge in deep-sea multibeam bathymetry due to the limitations regarding ...
Qiang Yuan +5 more
doaj +2 more sources
Optimization of Flight Scheduling in Urban Air Mobility Considering Spatiotemporal Uncertainties
AerospaceThe vigorous development of urban air mobility (UAM) is reshaping the urban travel landscape, but it also poses severe challenges to the safe and efficient operation of dense and complex airspace.
Lingzhong Meng +4 more
doaj +2 more sources
Frontiers in Marine ScienceLower atmospheric ducts significantly alter the propagation of Very High Frequency (VHF) and higher-frequency electromagnetic waves in the marine boundary layer, critically impacting radar and communication systems. Effective duct monitoring is essential
Ting Ting Fu +6 more
doaj +2 more sources
Simulation and analysis of MPPT control based on Artificial Lemming algorithm for PV system
IOP Conference Series: Earth and Environmental ScienceAbstract The efficiency of photovoltaic (PV) power generation has attracted much attention recently. However, typical photovoltaic arrays exhibit multi-peak characteristics during partial shading condition (PSC). Searching for global maximum power point (GMPP) is troublesome for conventional maximum power point tracking (MPPT ...
Muhammad Ammirrul Atiqi Mohd Zainuri
exaly +2 more sources