Results 101 to 110 of about 6,233,093 (291)

A Self-Learning Solution for Torque Ripple Reduction for Non-Sinusoidal Permanent Magnet Motor Drives Based on Artificial Neural Networks [PDF]

open access: yes, 2013
This paper presents an original method, based on artificial neural networks, to reduce the torque ripple in a permanent-magnet non-sinusoidal synchronous motor.
WIRA, Patrick   +7 more
core   +1 more source

Inertia in Converter-Dominated Microgrids: Control Strategies and Estimation Techniques

open access: yesElectricity
This scoping review analyzes the role of inertia in converter-dominated microgrids, with an emphasis on hybrid AC/DC architectures. Following the PRISMA-ScR methodology, 54 studies published between 2015 and 2025 were identified, screened, and ...
Fabio A. González   +3 more
doaj   +1 more source

Power Quality Services Provided by Virtually Synchronous FACTS

open access: yesEnergies, 2019
The variable and unpredictable behavior of renewable energies impacts the performance of power systems negatively, threatening their stability and hindering their efficient operation.
Andres Tarraso   +3 more
doaj   +1 more source

Beyond Conventional: A Review of Phytochemical‐Hydrogel Systems Enhanced by AI and 3D Printing for Chronic Wound Management

open access: yesAdvanced Science, EarlyView.
This review systematically bridges chronic wound pathology with natural phytochemical hydrogel therapeutics. A pathology‐to‐phytochemical mechanistic mapping framework is established, linking specific wound hallmarks to targeted phytochemical interventions.
Yitao Zhou   +8 more
wiley   +1 more source

Virtual Machines for Aspect-Oriented Systems [PDF]

open access: yes, 2010
Aspect Oriented Programming is a programming paradigm that allows separating frequently used functionalities (concerns) from the application logic, de facto enhancing the modularization of the code.
Battilana, Giordano
core  

Frequency stability of new energy power systems based on VSG adaptive energy storage coordinated control strategy

open access: yesEnergy Informatics
A self-adaptive energy storage coordination control strategy based on virtual synchronous machine technology was studied and designed to address the oscillation problem caused by new energy units.
Min Cheng   +6 more
doaj   +1 more source

Low-Frequency Oscillation Suppression Strategy for Grid-Forming PMSG-Based Wind Turbines Using Novel Exponential Sliding-Mode Control

open access: yesEnergies
With the increasing integration of wind power into the grid, power systems are exhibiting characteristics of low inertia and low short-circuit ratio. Virtual synchronous generator (VSG) control technology, which emulates the operational characteristics ...
Minghao Shao   +3 more
doaj   +1 more source

Operation of a Modular Multilevel Converter Controlled as a Virtual Synchronous Machine

open access: yes2018 International Power Electronics Conference (IPEC-Niigata 2018 -ECCE Asia), 2018
This paper presents an implementation of a Virtual Synchronous Machine (VSM) based on a Modular Multilevel Converter (MMC). The control system relies on the internal simulation of an electromechanical swing equation, which emulates the inertia and damping effect of a synchronous machine and provides the frequency and phase angle needed for controlling ...
D'Arco, Salvatore   +2 more
openaire   +3 more sources

Smart Bioinks for 4D Bioprinting: Requirements, Design, and Applications

open access: yesAdvanced Science, EarlyView.
Smart bioinks empower 4D‐bioprinted constructs to dynamically adapt and remodel in response to stimuli, effectively biomimicking native tissues. Artificial Intelligence (AI) and Machine Learning (ML) play a guiding role in their rational design by optimizing relevant properties.
Shangsi Chen   +11 more
wiley   +1 more source

A Bytecode Virtual Machine [PDF]

open access: yes
openIn the modern software development landscape, the demand for rapid development often outweighs concerns about low-level performance, leading to widespread adoption of platform-independent languages.
BATTISTI, FILIPPO
core  

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