Results 1 to 10 of about 30,894 (169)

Critical Review on Robust Speed Control Techniques for Permanent Magnet Synchronous Motor (PMSM) Speed Regulation

open access: yesEnergies, 2022
The permanent magnet synchronous motor (PMSM) is a highly efficient energy saving machine. Due to its simple structural characteristics, good heat radiation capability, and high efficiency, PMSMs are gradually replacing AC induction motors in many ...
Adeel Feroz Mírzá   +2 more
exaly   +2 more sources

Detection of turn short circuit fault in PMSM variable speed sensorless vector control based on luenberger observer and adaptive Fuzzy Logic Controller [PDF]

open access: yesRevista Română de Informatică și Automatică, 2023
The current study describes a novel approach for controlling a Permanent Magnet Synchronous Motor (PMSM) that utilizes intelligent speed sensorless control based on Field-Oriented Control (FOC), by taking inter-turn short-circuit (ITSC) faults into ...
Safia KERCHA   +4 more
doaj   +1 more source

Análise de gênero para o ensino e a produção de protocolos de artigos de pesquisa em língua inglesa

open access: yesRevista X, 2021
À luz da Aprendizagem Centrada no Aluno (ROGERS, 1983; McCOMBS; WHISTLER, 1997) e do ensino de Inglês para Fins Específicos (HUTCHINSON; WATERS, 1987), o presente artigo propõe uma Análise de Gênero (SWALES, 1990), investigando a seção Protocolo ...
Victor Gomes Milani
doaj   +1 more source

Determinantes da Inadimplência do IPTU no Município de Santa Maria/RS

open access: yesDesenvolvimento em Questão, 2021
A demanda por serviços públicos municipais cresce, sendo imprescindível que as atividades de arrecadação e fiscalização sejam desenvolvidas de forma a combater a inadimplência, a sonegação fiscal e a ocorrência de processos em cobrança administrativa ou
Silvia Maria Parmeggiani Gering   +2 more
doaj   +1 more source

Control of PMSM chaos using backstepping-based adaptive fuzzy method in the presence of uncertainty and disturbance

open access: yesSystems Science & Control Engineering, 2021
This paper presents a novel nonlinear control strategy based on a backstepping fuzzy adaptive approach to avoid chaos in a synchronous motor. In the controller design and stability proof, the parameter uncertainty and the system disturbance are taken ...
Jie Zhang   +4 more
doaj   +1 more source

Cogging torque sensitivity considering imperfect magnet positioning for permanent magnet machines of different slot and pole count

open access: yesCES Transactions on Electrical Machines and Systems, 2020
This work is about analyzing surface mounted permanent magnet machines regarding their sensitiveness related to erroneous magnet positioning. A finite element analysis based approach is presented and different topologies in terms of slot and pole count ...
Gerd Bramerdorfer   +2 more
doaj   +1 more source

Universal System for Detection and Compensation of Current Sensor Faults in Three-Phase Power Electronic Systems

open access: yesPower Electronics and Drives, 2022
The article discusses the universal current sensor fault detection and compensation mechanism, which can be applied in three-phase power electronics (PE) symmetrical system.
Dybkowski Mateusz, Jankowska Kamila Anna
doaj   +1 more source

Fault diagnosis and fault-tolerant control of PMSM drives – state of the art and future challenges

open access: yesIEEE Access, 2022
The issues of monitoring and fault diagnosis of drives with permanent magnet synchronous motors (PMSM) are currently very topical due to the increasing use of these drives in safety-critical devices. Every year, more and more articles on this subject are
T. Orłowska-Kowalska   +7 more
semanticscholar   +1 more source

UMA SEQUÊNCIA DIDÁTICA PARA INTEGRAR SABERES AMBIENTAIS NOS SEXTOS ANOS DO ENSINO FUNDAMENTAL

open access: yesRevista Ensino de Geografia, 2019
No atual contexto, devem-se desenvolver propostas pedagógicas voltadas a Educação Ambiental, que conduzam aos estudantes a reflexões sobre o Planeta em que vivemos e a sua qualidade ambiental. Neste sentido, o presente trabalho teve como objetivo relatar
Natália Lampert Batista   +2 more
doaj   +1 more source

Ensino de Humanidades: O Percurso Geográfico e Histórico da Reforma Protestante

open access: yesRELACult, 2018
No ensino de humanidades, o constante contato com a Filosofia, a Arte, a Literatura, a História e a Geografia, o uso da imagem aliada ao texto renova a prática da indução e da reflexão do conhecimento.
Elsbeth Léia Spode Becker   +2 more
doaj   +1 more source

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