Results 71 to 80 of about 9,782 (244)

Estudo de comportamento das perdas no ferro em motores de indução alimentados por conversores de frequência: [dissertação] [PDF]

open access: yes, 2008
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-graduação em Engenharia Elétrica.Este trabalho propõe uma metodologia experimental para a avaliação das perdas no ferro de motores alimentados com tensão
Pires, Waldiberto de Lima
core  

In‐Sensor Computing by Soft Threshold Logic Gates Under Different Humidity Conditions

open access: yesAdvanced Electronic Materials, EarlyView.
Soft nanocomposite materials, based on gold cluster‐assembled thin films implanted in polydimethylsiloxane substrate, can perform reliable processing in ambient environmental conditions. Humidity influences the resistive switching and computational capabilities of the nanocomposites, that can be used as multifunctional material combining sensing ...
Giacomo Nadalini   +2 more
wiley   +1 more source

A hybrid multilevel converter for medium and high voltage applications [PDF]

open access: yes, 2010
This paper investigates the suitability of the hybrid multilevel converter for medium and high voltage application. The converter operation, modulation, and capacitor voltage balancing method are described in detail.
Ahmed, Khaled   +4 more
core  

An Experimental Characterization for Injection Quantity of a High-pressure Injector in GDI Engines

open access: yesJournal of Low Power Electronics and Applications, 2018
The high-pressure (HP) injector is a highly dynamic component requiring careful voltage and pressure input modulation to achieve the required fuel injection quantities of gasoline direct injection (GDI) engines.
Wen-Chang Tsai, Tung-Sheng Zhan
doaj   +1 more source

A Review of Modular Multilevel Converters for Stationary Applications

open access: yesApplied Sciences, 2020
A modular multilevel converter (MMC) is an advanced voltage source converter applicable to a wide range of medium and high-voltage applications. It has competitive advantages such as quality output performance, high modularity, simple scalability, and ...
Yang Wang   +5 more
doaj   +1 more source

Calibrating the movement of an underwater crawler using pulse width modulation (PWM)

open access: yes, 2023
10th International Workshop on Marine Technology (MARTECH 2023), 19-20 June 2023.-- 2 pages, 3 ...
Falahzadehabarghouee, Ahmad   +7 more
openaire   +2 more sources

Experimental Demonstration of Temporally Aware Fault‐Tolerant Sensor Fusion Using Memristive Associative Learning

open access: yesAdvanced Electronic Materials, EarlyView.
In dynamic driving scenarios, the proposed approach ensures only temporally aligned sensor inputs to make driving decisions, preventing false activations. By enabling selective hardware‐level learning, it achieves fast, reliable responses under noisy conditions.
Kapil Bhardwaj   +4 more
wiley   +1 more source

On abolishing symmetry requirements in the formulation of a five-level selective harmonic elimination pulse-width modulation technique [PDF]

open access: yes, 2006
Selective harmonic elimination pulse width modulation (SHE-PWM) techniques offer a tight control of the harmonic spectrum of a given voltage waveform generated by a power electronic converter along with a low number of switching transitions.
Rao, M.V.   +2 more
core   +1 more source

Perbandingan Pengendalian Kecepatan Motor Induksi Tiga Fasa dengan Inverter Pulse Width Modulation (PWM) dan Sinusoidal Pulse Width Modulation (SPWM) [PDF]

open access: yes, 2021
Motor induksi atau disebut dengan motor asinkron adalah jenis motor listrik AC yang bekerja berdasarkan induksi pada medan magnet yang berada di antara rotor dan stator.
Silalahi, Adi Subrata
core  

PWM Techniques for Two-Level Voltage Source Inverters: A Comparative Study

open access: yesIEEE Access
Pulse width modulation (PWM) techniques are widely used to control the switching of semiconductors in power converters. This paper presents a comprehensive overview of PWM techniques for two-level voltage source inverters and provides a comparative ...
Battur Batkhishig   +4 more
doaj   +1 more source

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