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Mostrando ítems 31-40 de 1994
Diseño e implementación de un arrancador suave para motores de inducción trifásicos
(Instituto Tecnológico de Costa Rica. Escuela de Electrónica, 2009)
Currently, the inefficiencies in the electromechanical processes lead to losses of money, reflected in the energy bill. One of these inefficiencies is the starting current in induction motors. The induction motors are the ...
Indirect field oriented linear control of the induction motorControl lineal indirecto de campo del motor de inducción
(Pereira : Universidad Tecnológica de PereiraFacultad de Ciencias Básicas, 2011)
Estudo dos sistemas de partida dos motores de indução trifásicos - MIT
(Universidade Estadual Paulista (Unesp), 2021-11-05)
Currently, the electric motors are and more frequent in modern industries, as they have a better and efficient capacity to generate motive power for industrial devices, converting electrical energy into mechanical energy. ...
Aplicação da soft-starter para acionamento de motores de indução acoplados a diferentes tipos de cargas mecânicas
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Eletrônica, 2013-03-08)
This monograph has as its main theme the starting of induction motors using a soft-starter. Different mechanical load torques were applied and their starting responses were analyzed from a computational program simulation. ...
Análise e comparação de técnicas de controle para aumento da eficiência energética de motores de indução trifásicos
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de ElétricaEngenharia ElétricaUTFPR, 2016-12-13)
This research presents an analysis and comparison of control techniques that aim at increasing energy efficiency on driving three-phase induction motors. First, electrical and mechanical modeling of the induction machine ...
Servo motores: visão geral, controle e aplicação
(Universidade Tecnológica Federal do ParanáCuritibaBrasilCurso de Especialização em Automação IndustrialUTFPR, 2016-10-05)
The large-scale production has forced the industry to look for machinery and high equipment quality and high productivity. In this quest are always present servomotors, are to act directly on production lines, CNC milling ...
Induction Motor Driven by a CAMC Using Predictive Control
(Institute of Electrical and Electronics Engineers, 2014-08)
This work presents a control strategy for an induction motor fed by a Cascade Asymmetric Multilevel Converter (CAMC). The approach is based on the Finite-States Model Predictive Control technique and uses the dynamic motor ...
Desenvolvimento de um sistema supervisório para análise de motores elétricos através da vibração mecânica
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Eletrotécnica, 2011-11-21)
This work objective is the development of a supervisory system for monitoring the mechanical vibration in electrical induction motors, to be applied in the concept of predictive maintenance. The system developed in the ...