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Habilitation Thesis
DOI
https://doi.org/10.11606/T.3.2022.tde-23012023-081432
Document
Author
Full name
Bruno Augusto Angelico
E-mail
Institute/School/College
Knowledge Area
Date of Defense
Published
São Paulo, 2022
Committee
Piqueira, Jose Roberto Castilho (President)
Aguirre, Luis Antonio
Cruz, Jose Jaime da
Goes, Luiz Carlos Sandoval
Oliveira, Vilma Alves de
Title in Portuguese
Controle sem modelo para sistemas mecatrônicos.
Keywords in Portuguese
Controle por busca extremal
Controle sem modelo
Estimadores algébricos
Função de navegação
Modelo ultra local
Abstract in Portuguese
Esta tese é sobre a aplicação de controladores sem modelo em sistemas mecatrônicos. Na primeira abordagem, um controlador com modelo ultra local e estimador algébrico é considerado. Três aplicações são apresentadas: duas com sistemas mecatrônicos reais e uma com um modelo realista de veículo utilitário. O controle é considerado para estabilizar um pêndulo invertido com roda de reação e estabilizar e rastrear trajetórias desejadas em um helicóptero com dois graus de liberdade, bem como para controlar a aceleração (motor e freio) da malha interna do controle de cruzeiro adaptativo. Na segunda abordagem, o controle de busca extremal é utilizado, em conjunto com funções de navegação, para resolver o problema de busca de fonte em ambientes poluídos com obstáculos arredondados. Em ambas as abordagens, aplicações práticas são consideradas para validar as estratégias propostas, cenário que condiz com a minha carreira de docente e pesquisador na Escola Politécnica da USP -- uma carreira norteada por trabalhos práticos.
Title in English
Model-free control for mechatronic systems.
Keywords in English
Algebraic estimators
Extremum seeking control
Model-free control
Navigation function
Ultra-local model
Abstract in English
This thesis is about the application of model-free controllers on mechatronic systems. The first approach considers a controller based on an ultra-local model and algebraic estimation. Three applications are shown, two with real mechatronic systems and one with a realistic model of a vehicle. It is considered the stabilization problem of a reaction wheel inverted pendulum and the stabilization and tracking of a two-degrees-of-freedom helicopter, as well as the control of the inner loop of the adaptive cruise control. In the second approach, extremum seeking control is used, together with navigation functions, to solve the problem of source seeking in environments polluted with round obstacles. In both approaches, practical validations are carried out, which is in line with my research/professor career at Escola Polit´ecnica of USP -- a career guided by practical works.
 
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Publishing Date
2023-02-02
 
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