Results 31 to 40 of about 17,647 (264)

Stability Analysis of a Wind Turbine Controlled by Direct Torque Control

open access: yesEnergies
Increasingly, electricity network managers, through their grid codes, require renewable energy production systems to participate in system services, which includes requirements such as the stability of these production systems, the quality of the energy ...
Djamel Ikni, Elena Raducan
doaj   +1 more source

METHOD OF DETERMINING THE PARAMETERS OF AN EQUIVALENT ASYNCHRONOUS ELECTRIC MOTOR IN REAL TIME

open access: yesСучасні інформаційні системи, 2018
A calculation of the parameters of the equivalent asynchronous electric machine allows introducing the automated calculation of the static and dynamic stability of an electrical supply system in an industrial enterprise for any combination of different ...
Yaroslav Bederak   +2 more
doaj   +1 more source

ZenoPS: A Distributed Learning System Integrating Communication Efficiency and Security

open access: yesAlgorithms, 2022
Distributed machine learning is primarily motivated by the promise of increased computation power for accelerating training and mitigating privacy concerns.
Cong Xie   +2 more
doaj   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Multiscale Microscopy via Automation: Dual Magnification Environmental Scanning Electron Microscopy Imaging by Frame Alternation

open access: yesAdvanced Materials Technologies, EarlyView.
An automation interface for environmental scanning electron microscopy (ESEM) enables simultaneous, interlaced data sets via frame‐by‐frame parameter changes. Demonstrated on oscillatory hydrogen oxidation over cobalt (Co) foil, dual‐magnification imaging bridges mesoscopic to microscopic length scales, capturing alternating views of surface dynamics ...
Maurits Vuijk   +7 more
wiley   +1 more source

THE ASYNCHRONOUS MACHINE WITH THE MASSIVE FERROMAGNETIC ROTOR AND CAPACITOR EXCITATION

open access: yesProblems of the Regional Energetics, 2010
An asynchronous machine with a massive ferromagnetic rotor of the various designs, improving its energy indicators is considered. Elaboration and experimental tests results of the asynchronous machine working in a generating mode at the lowered speed of ...
Birladean A.A.
doaj  

OFDM with Index Modulation for Asynchronous mMTC Networks

open access: yesSensors, 2018
One of the critical missions for next-generation wireless communication systems is to fulfill the high demand for massive Machine-Type Communications (mMTC). In mMTC systems, a sporadic transmission is performed between machine users and base station (BS)
Seda Doğan   +2 more
doaj   +1 more source

Harmonics in the Squirrel Cage Induction Motor Analytic Calculation - Part I: Differential Leakage, Attenuation, Asynchronous Parasitic Torques

open access: yesCES Transactions on Electrical Machines and Systems, 2023
The magnetic field generated in the air gap of the cage asynchronous machine and the harmonics of the magnetomotive forces creating that magnetic field, as well as the related differential leakage, attenuation, asynchronous parasitic torques have been ...
G. Kovács
doaj   +1 more source

Learning Highly Dynamic Skills Transition for Quadruped Jumping Through Constrained Space

open access: yesAdvanced Robotics Research, EarlyView.
A quadruped robot masters dynamic jumps through constrained spaces with animal‐inspired moves and intelligent vision control. This hierarchical learning approach combines imitation of biological agility with real‐time trajectory planning. Although legged animals are capable of performing explosive motions while traversing confined spaces, replicating ...
Zeren Luo   +6 more
wiley   +1 more source

Optimization and Transient Analysis of Distributed Asynchronous Condenser

open access: yesIEEE Access, 2022
After the high proportion of new energy is connected, the decrease of the proportion of synchronous machine in power system will cause a series of stability hazards, such as the lack of inertia.
Zhipeng Liu   +4 more
doaj   +1 more source

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