IEEE Power & Energy Magazine - Spanish - November/December 2022 - 38

sector terciario. Esto dio lugar a una reducción general
en el consumo en los diferentes grupos de consumidores.
El GRT de Italia reportó que en abril las grandes cargas
industriales enfrentaron una variación de un −34 % en
comparación con el año 2019, el sector ferroviario tuvo
una variación de un −60 %, y los sectores nacional y terciario
experimentaron una variación de un −17.8 %. Sin
embargo, los últimos son responsables de la reducción de
carga más alta en valores absolutos, llegando a hasta un
60 % de la disminución total de la carga en el mes de
abril. El perfil horario de carga también cambió. En los
días de semana, la variación de la carga afectó todas las
190
180
170
160
150
140
130
120
110
100
horas del día, pero tuvo la disminución más alta durante
las horas pico. Durante la semana, la disminución en el
consumo se volvió más homogénea, sin cambios significativos
en el perfil horario.
La mayor proporción de energías renovables no despachables
impactó el perfil horario de carga, generando
el perfil de curva de pato de la carga neta balanceada
por la generación despachable. La figura 5 muestra el
perfil de carga promedio de la carga neta en el mes de
abril. Cabe señalar la curva de pato stuvo presente en el
año 2020, especialmente durante los fines de semana y
días festivos.
En India se implementó un
4,300
4,100
3,900
3,700
3,500
3,300
3,100
2,900
2,700
2,500
Demanda máxima de toda India: 2019
Energía abastecida de toda India: 2019 (en eje secundario)
Demanda máxima de toda India: 2020
Energía abastecida de toda India: 2020 (en eje secundario)
figura 6. Demanda máxima y energía abastecida de toda India.
50
60
70
80
90
30
40
7 mar
+6 %
14 mar
+1 %
21 mar
Carga horaria en 2020
Carga horaria del SIN en GW
confinamiento en marzo de 2020,
lo que generó una reducción de la
demanda de electricidad en todo
el país en un 25 a 30 %, comparado
con el mismo periodo del
año 2019. Esto se debió principalmente
al cierre de una cantidad
considerable de cargas industriales,
comerciales y de tracción. La
energía abastecida de toda India
en 2020 comparada con la que se
abasteció en el año 2019 se presenta
en la figura 6. La extensión
de las medidas de confinamiento
terminaron a fines de mayo de
2020, cuando hubo un aumento
en el consumo de energía en toda
India. Para julio de 2020, el consumo
de energía volvió a casi
los mismos niveles de energía
previos a la pandemia. El fin de
ese año estuvo marcado por un
recuperación en la demanda de
-11 %
-12 %
28 mar
Promedio diario en 2019
4 abr
-15 %
11 abr
Promedio diario en 2020
figura 7. Carga horaria de sistemas interconectados en Brasil, años 2020 y 2019. Las diferencias se obtuvieron mediante
promedios semanales de 2019 y 2020 (Fuente: ONS).
38
ieee power & energy magazine
noviembre/diciembre 2022
-16 %
(GW)
1 ene
22 ene
12 feb
5 mar
26 mar
16 abr
7 mayo
28 mayo
18 jun
9 jul
30 jul
20 ago
10 sep
1 oct
22 oct
12 nov
3 dic
24 dic
[Millones de unidades (MU)]

IEEE Power & Energy Magazine - Spanish - November/December 2022

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

Contents
IEEE Power & Energy Magazine - Spanish - November/December 2022 - Cover1
IEEE Power & Energy Magazine - Spanish - November/December 2022 - Cover2
IEEE Power & Energy Magazine - Spanish - November/December 2022 - Contents
IEEE Power & Energy Magazine - Spanish - November/December 2022 - 2
IEEE Power & Energy Magazine - Spanish - November/December 2022 - 3
IEEE Power & Energy Magazine - Spanish - November/December 2022 - 4
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IEEE Power & Energy Magazine - Spanish - November/December 2022 - Cover3
IEEE Power & Energy Magazine - Spanish - November/December 2022 - Cover4
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