Results 51 to 60 of about 1,430,072 (322)

Dual Mode Symmetrical Proportional Resonant Controlled Quadratic Boost Converter for PMSM-Drive

open access: yesSymmetry, 2023
Power electronics-based converters have been widely used in several applications, specifically electric propulsion systems. Ongoing advancements in converters have led to high-gain Quadratic Boost Converters (QBC) which control Permanent Magnet ...
S. Bhavani, A. Sivaprakasam
semanticscholar   +1 more source

Análise de estabilidade e síntese de controle para conversores boost com correção do fator de potência através de uma abordagem LMI [PDF]

open access: yes, 2015
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia de Automação e Sistemas, Florianópolis, 2015.O estágio de entrada da grande maioria dos equipamentos eletrônicos modernos ...
Roschild, Jônatas Matthies
core  

Modular, Textile‐Based Soft Robotic Grippers for Agricultural Produce Handling

open access: yesAdvanced Robotics Research, EarlyView.
This article introduces textile‐based pneumatic grippers that transform simple textiles into robust bending actuators. Detailed experiments uncover how cut geometry and fabric selection shape performance. Successful handling of fragile agricultural items showcases the potential of textile robotics for safe, scalable automation in food processing and ...
Zeyu Hou   +4 more
wiley   +1 more source

Robust Controller for a Quadratic Boost Converter

open access: yes, 2023
Abstract Quadratic boost converters are highly nonlinear, high-order and nonminimum phase systems that present challenges to the regulation of their output voltages. In this paper, a robust nonlinear controller based on the uncertainty and disturbance estimator (UDE) scheme is successfully developed and implemented to tightly regulate the ...
openaire   +1 more source

Dynamics of current controlled quadratic boost converters

open access: yesActa Physica Sinica, 2013
The two inductor current boundaries are derived, and segmented smooth iteration mapping model of current controlled quadratic boost converter is established based on the detailed description of switching states. The comparative analyses of the nonlinear bifurcation behaviors are performed with input inductor current and the storage inductor current as ...
null Yang Ping   +3 more
openaire   +1 more source

Modeling and Experimental Verification of a Single-Switch Quadratic Boost DC–DC Converter with High Voltage Gain for Energy Harvesting

open access: yesEnergies
This paper presents an enhanced non-isolated single-switch quadratic boost DC-DC converter. The proposed topology employs a single active switch, two inductors, two capacitors, and three diodes.
Niloufar Dizangian   +2 more
semanticscholar   +1 more source

Retificador trifásico buck-boost de estágio único [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica.Este trabalho apresenta uma nova topologia de retificador trifásico de estágio único com característica Buck-Boost ...
Borges, Altamir Ronsani
core  

Solid Harmonic Wavelet Bispectrum for Image Analysis

open access: yesAdvanced Science, EarlyView.
The Solid Harmonic Wavelet Bispectrum (SHWB), a rotation‐ and translation‐invariant descriptor that captures higher‐order (phase) correlations in signals, is introduced. Combining wavelet scattering, bispectral analysis, and group theory, SHWB achieves interpretable, data‐efficient representations and demonstrates competitive performance across texture,
Alex Brown   +3 more
wiley   +1 more source

Implementation and control of a new quadratic boost converter

open access: yes, 2022
This report presents the design, implementation and control of the New Quadratic Boost Converter, which is an extension to the traditional DC-DC boost converter and Quadratic Boost Converter.
Tan, Chu Yan
core  

Interpretable Machine Learning Framework for Nb─Si Based Alloy Design with Enhanced Fracture Toughness

open access: yesAdvanced Science, EarlyView.
An interpretable machine learning framework integrating SHAP and PDP analysis identifies critical design descriptors from 139 physicochemical features for Nb─Si alloys. The framework achieves <7% prediction error and guides the discovery of Nb38.5Ti38.5Si3Zr18V2 alloy with 22.791 MPa·m1/2 fracture toughness, breaking the 20 MPa·m1/2 barrier.
Dezhi Chen   +7 more
wiley   +1 more source

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