@PhDThesis{Silva:2016:FiHiEs,
author = "Silva, William Reis",
title = "Filtro H-infinito estendido de segunda ordem e filtro de
part{\'{\i}}culas regularizado com {"}roughening{"} aplicados na
estima{\c{c}}{\~a}o de atitude de sat{\'e}lites artificiais",
school = "Instituto Nacional de Pesquisas Espaciais (INPE)",
year = "2016",
address = "S{\~a}o Jos{\'e} dos Campos",
month = "2016-01-11",
keywords = "filtro H infinito estendido de segunda ordem, filtro de
part{\'{\i}}culas regularizado, estima{\c{c}}{\~a}o de
atitude, calibra{\c{c}}{\~a}o de giros, sistema n{\~a}o linear,
second-order extended H infinity filter, regularized particle
filter, attitude estimation, gyros calibration, nonlinear
system.",
abstract = "Neste trabalho {\'e} analisada a poss{\'{\i}}vel
aplica{\c{c}}{\~a}o do Filtro H\$\propto\$ para sistema
n{\~a}o linear, conhecido como Filtro H\$\propto\$ Estendido,
e do Filtro de Part{\'{\i}}culas Regularizado na
determina{\c{c}}{\~a}o de atitude e estima{\c{c}}{\~a}o dos
bias dos giros. A aplica{\c{c}}{\~a}o utiliza medidas simuladas
e reais do CBERS-2 (China Brazil Earth Resources Satellite 2) que
tem uma {\'o}rbita polar helioss{\'{\i}}ncrona com uma altitude
de 778 km cruzando o Equador {\`a}s 10:30 am na
dire{\c{c}}{\~a}o descendente, excentricidade congelada e
perigeu a 90 graus provendo uma cobertura global da Terra a cada
26 dias. O modelo cinem{\'a}tico de atitude {\'e} descrito por
uma equa{\c{c}}{\~a}o n{\~a}o linear envolvendo os {\^a}ngulos
de Euler. Os sensores de atitude dispon{\'{\i}}veis s{\~a}o
dois DSS (Sensor Solar Digital), dois IRES (Sensores de Terra
Infravermelho), e um triedro de giros mec{\^a}nicos. Os dois IRES
fornecem a medida direta dos {\^a}ngulos de roll e pitch com um
certo n{\'{\i}}vel de erro. Os dois DSS s{\~a}o montados no
corpo do sat{\'e}lite tal que eles fornecem uma
fun{\c{c}}{\~a}o n{\~a}o linear dos {\^a}ngulos de atitude
roll, pitch e yaw. Os giros s{\~a}o alinhados nos tr{\^e}s eixos
dos sat{\'e}lite e fornecem a varia{\c{c}}{\~a}o angular no
sistema de refer{\^e}ncia do corpo. Dessa forma, {\'e} proposto
usar uma extens{\~a}o do Filtro linear H\$\propto\$ e do
Filtro de Part{\'{\i}}culas Regularizado para o caso n{\~a}o
linear de determina{\c{c}}{\~a}o de atitude com n{\~a}o
linearidade em ambos modelos da din{\^a}mica e das medidas. O
objetivo de real{\c{c}}ar e ampliar as propriedades desses
filtros em termos dessas caracter{\'{\i}}sticas favor{\'a}veis.
ABSTRACT: In this work is analized the possible application of the
\$\propto\$ Filter for nonlinear system, known as Extended
\$\propto\$ Filter, and of the Regularized Particle Filter in
attitude determination and gyros drift estimation. The application
uses simulated and actual measurements of the CBERS-2 (China
Brazil Earth Resources Satellite 2) which has polar
sun-synchronous orbit with an altitude of 778 km, crossing Equator
at 10:30 am in descending direction, frozen eccentricity and
perigee at 90 degrees providing a global coverage every 26 days.
The attitude kinematic model is described by nonlinear equations
involving the Euler angles. The attitude sensors available are two
DSS (Digital Sun Sensors), two IRES (Infra-Red Earth Sensor), and
one triad of mechanical gyros. The two IRES give direct
measurements of roll and pitch angles with a certain level of
error. The two DSS are mounted on the satellite body such that
they give a nonlinear function of roll, pitch and yaw attitude
angles. The gyros are aligned in the three satellite axes and
provide the angular measurements in the body frame reference
system. Herein one proposes to use an extension of the
\$\propto\$ linear filter and of the Regularized Particle
Filter for the nonlinear case of attitude estimation with
non-linearity in both the dynamics and the measurement model. The
aim is to highlight and magnify the properties of the filters in
terms of its favourable characteristics.",
committee = "Kuga, H{\'e}lio Koiti (presidente/orientador) and Zanardi, Maria
Cec{\'{\i}}lia Fran{\c{c}}a de Paula Santos (orientadora) and
Garcia, Roberta Veloso and Pardal, Paula Cristiane Pinto Mesquita
and Baroni, Leandro",
copyholder = "SID/SCD",
englishtitle = "Second-order extended H infinite filter and regularized particle
filter with roughening applied in attitude estimation of
artificial satellite",
language = "pt",
pages = "177",
ibi = "8JMKD3MGP3W34P/3L2GUSP",
url = "http://urlib.net/ibi/8JMKD3MGP3W34P/3L2GUSP",
targetfile = "publicacao.pdf",
urlaccessdate = "27 abr. 2024"
}