IEEE Power & Energy Magazine - Spanish - May/June 2022 - 83

Resumen de las cinco aplicaciones
y avances recientes en la identificación
de modelos de caja gris
Para resumir, de las cinco aplicaciones, tres de ellas, es decir,
la búsqueda de modelos de orden reducido para el diseño de
control, la búsqueda de la admitancia dq para el análisis de la
estabilidad de la SSR y la identificación del modo de oscilación
electromecánica basada en la PMU, están relacionadas
con la identificación de modelos de caja negra a partir de
los datos de medición. Estos modelos describen únicamente
la relación de entrada y salida. La estructura interna y los
20
40
-40
-20
10-1
100
101
Frecuencia (Hz)
(a)
200
-200
10-1
100
101
Frecuencia (Hz)
(c)
20
40
-40
-20
10-1
100
101
Frecuencia (Hz)
(e)
200
-200
10-1
100
101
Frecuencia (Hz)
(g)
102
103
200
-200
10-1
100
101
Frecuencia (Hz)
(h)
figura 6. Admitacia dq de un inversor de 2.3 MVA en cuatro condiciones de funcionamiento: negro: caso 1; azul: caso
2; verde: caso 3; rojo: caso 4. Caso 1: potencia real a 0 MW y potencia reactiva a 0 Mvar. Caso 2: potencia real a 500 kW
o 0.5 p.u. (-6 dB), potencia reactiva a 0 Mvar. Caso 3: potencia real a 0 MW y potencia reactiva a 500 kVar o 0.5 p.u.
(-6 dB). Caso 4: potencia real a 1 MW (0 dB) y potencia reactiva a 0 Mvar. (a) Magnitud de Ydd. (b) Magnitud de Ydq. (c)
Ángulo de Ydd. (d) Ángulo de Ydq. (e) Magnitud de Yqd. (f) Magnitud de Yqq. (g) Ángulo de Yqd. (h) Ángulo de Yqq.
mayo/junio 2022
ieee power & energy magazine
83
102
103
102
103
Yqd
-8
20
40
-40
-20
10-1
100
101
Frecuencia (Hz)
(f)
102
103
Yqq
102
103
200
-200
10-1
100
101
Frecuencia (Hz)
(d)
102
103
102
103
parámetros del sistema investigado no se imponen como en
un modelo de caja gris. La tecnología de identificación de
modelos de caja negra es avanzada, ya que hemos visto aplicaciones
en el mundo real en estas áreas. Los modelos de
caja negra son todos modelos lineales.
Además, se está investigando activamente la identificación
de modelos de caja gris. Las dos primeras aplicaciones,
identificación de la reactancia y las constantes de tiempo del
generador e identificación de los parámetros para el modelado
de la carga, pertenecen a la categoría de identificación
de modelos de caja gris. Para estas aplicaciones, es necesario
Ydd
20
40
-40
-20
10-1
100
101
Frecuencia (Hz)
(b)
102
103
Ydq
-6.28
Fase (grados)
Mag. (dB)
Fase (grados)
Mag. (dB)
Fase (grados)
Mag. (dB)
Fase (grados)
Mag. (dB)

IEEE Power & Energy Magazine - Spanish - May/June 2022

Table of Contents for the Digital Edition of IEEE Power & Energy Magazine - Spanish - May/June 2022

Contents
IEEE Power & Energy Magazine - Spanish - May/June 2022 - Cover1
IEEE Power & Energy Magazine - Spanish - May/June 2022 - Cover2
IEEE Power & Energy Magazine - Spanish - May/June 2022 - Contents
IEEE Power & Energy Magazine - Spanish - May/June 2022 - 2
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IEEE Power & Energy Magazine - Spanish - May/June 2022 - Cover3
IEEE Power & Energy Magazine - Spanish - May/June 2022 - Cover4
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